aclocal.m4

   1 dnl***************************************************************************
   2 dnl Copyright (c) 1998-2012,2013 Free Software Foundation, Inc.              *
   3 dnl                                                                          *
   4 dnl Permission is hereby granted, free of charge, to any person obtaining a  *
   5 dnl copy of this software and associated documentation files (the            *
   6 dnl "Software"), to deal in the Software without restriction, including      *
   7 dnl without limitation the rights to use, copy, modify, merge, publish,      *
   8 dnl distribute, distribute with modifications, sublicense, and/or sell       *
   9 dnl copies of the Software, and to permit persons to whom the Software is    *
  10 dnl furnished to do so, subject to the following conditions:                 *
  11 dnl                                                                          *
  12 dnl The above copyright notice and this permission notice shall be included  *
  13 dnl in all copies or substantial portions of the Software.                   *
  14 dnl                                                                          *
  15 dnl THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
  16 dnl OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
  17 dnl MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
  18 dnl IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
  19 dnl DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
  20 dnl OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
  21 dnl THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
  22 dnl                                                                          *
  23 dnl Except as contained in this notice, the name(s) of the above copyright   *
  24 dnl holders shall not be used in advertising or otherwise to promote the     *
  25 dnl sale, use or other dealings in this Software without prior written       *
  26 dnl authorization.                                                           *
  27 dnl***************************************************************************
  28 dnl
  29 dnl Author: Thomas E. Dickey 1995-on
  30 dnl
  31 dnl $Id: aclocal.m4,v 1.685 2013/11/23 18:20:50 tom Exp $
  32 dnl Macros used in NCURSES auto-configuration script.
  33 dnl
  34 dnl These macros are maintained separately from NCURSES.  The copyright on
  35 dnl this file applies to the aggregation of macros and does not affect use of
  36 dnl these macros in other applications.
  37 dnl
  38 dnl See http://invisible-island.net/autoconf/ for additional information.
  39 dnl
  40 dnl ---------------------------------------------------------------------------
  41 dnl ---------------------------------------------------------------------------
  42 dnl AM_LANGINFO_CODESET version: 3 updated: 2002/10/27 23:21:42
  43 dnl -------------------
  44 dnl Inserted as requested by gettext 0.10.40
  45 dnl File from /usr/share/aclocal
  46 dnl codeset.m4
  47 dnl ====================
  48 dnl serial AM1
  49 dnl
  50 dnl From Bruno Haible.
  51 AC_DEFUN([AM_LANGINFO_CODESET],
  52 [
  53   AC_CACHE_CHECK([for nl_langinfo and CODESET], am_cv_langinfo_codeset,
  54     [AC_TRY_LINK([#include <langinfo.h>],
  55       [char* cs = nl_langinfo(CODESET);],
  56       am_cv_langinfo_codeset=yes,
  57       am_cv_langinfo_codeset=no)
  58     ])
  59   if test $am_cv_langinfo_codeset = yes; then
  60     AC_DEFINE(HAVE_LANGINFO_CODESET, 1,
  61       [Define if you have <langinfo.h> and nl_langinfo(CODESET).])
  62   fi
  63 ])dnl
  64 dnl ---------------------------------------------------------------------------
  65 dnl CF_ACVERSION_CHECK version: 4 updated: 2013/03/04 19:52:56
  66 dnl ------------------
  67 dnl Conditionally generate script according to whether we're using a given autoconf.
  68 dnl
  69 dnl $1 = version to compare against
  70 dnl $2 = code to use if AC_ACVERSION is at least as high as $1.
  71 dnl $3 = code to use if AC_ACVERSION is older than $1.
  72 define([CF_ACVERSION_CHECK],
  73 [
  74 ifdef([AC_ACVERSION], ,[m4_copy([m4_PACKAGE_VERSION],[AC_ACVERSION])])dnl
  75 ifdef([m4_version_compare],
  76 [m4_if(m4_version_compare(m4_defn([AC_ACVERSION]), [$1]), -1, [$3], [$2])],
  77 [CF_ACVERSION_COMPARE(
  78 AC_PREREQ_CANON(AC_PREREQ_SPLIT([$1])),
  79 AC_PREREQ_CANON(AC_PREREQ_SPLIT(AC_ACVERSION)), AC_ACVERSION, [$2], [$3])])])dnl
  80 dnl ---------------------------------------------------------------------------
  81 dnl CF_ACVERSION_COMPARE version: 3 updated: 2012/10/03 18:39:53
  82 dnl --------------------
  83 dnl CF_ACVERSION_COMPARE(MAJOR1, MINOR1, TERNARY1,
  84 dnl                      MAJOR2, MINOR2, TERNARY2,
  85 dnl                      PRINTABLE2, not FOUND, FOUND)
  86 define([CF_ACVERSION_COMPARE],
  87 [ifelse(builtin([eval], [$2 < $5]), 1,
  88 [ifelse([$8], , ,[$8])],
  89 [ifelse([$9], , ,[$9])])])dnl
  90 dnl ---------------------------------------------------------------------------
  91 dnl CF_ADA_INCLUDE_DIRS version: 8 updated: 2013/10/14 04:24:07
  92 dnl -------------------
  93 dnl Construct the list of include-options for the C programs in the Ada95
  94 dnl binding.
  95 AC_DEFUN([CF_ADA_INCLUDE_DIRS],
  96 [
  97 ACPPFLAGS="-I. -I../include -I../../include $ACPPFLAGS"
  98 if test "$srcdir" != "."; then
  99         ACPPFLAGS="-I\${srcdir}/../../include $ACPPFLAGS"
 100 fi
 101 if test "$GCC" != yes; then
 102         ACPPFLAGS="$ACPPFLAGS -I\${includedir}"
 103 elif test "$includedir" != "/usr/include"; then
 104         if test "$includedir" = '${prefix}/include' ; then
 105                 if test x$prefix != x/usr ; then
 106                         ACPPFLAGS="$ACPPFLAGS -I\${includedir}"
 107                 fi
 108         else
 109                 ACPPFLAGS="$ACPPFLAGS -I\${includedir}"
 110         fi
 111 fi
 112 AC_SUBST(ACPPFLAGS)
 113 ])dnl
 114 dnl ---------------------------------------------------------------------------
 115 dnl CF_ADD_ADAFLAGS version: 1 updated: 2010/06/19 15:22:18
 116 dnl ---------------
 117 dnl Add to $ADAFLAGS, which is substituted into makefile and scripts.
 118 AC_DEFUN([CF_ADD_ADAFLAGS],[
 119         ADAFLAGS="$ADAFLAGS $1"
 120         AC_SUBST(ADAFLAGS)
 121 ])dnl
 122 dnl ---------------------------------------------------------------------------
 123 dnl CF_ADD_CFLAGS version: 10 updated: 2010/05/26 05:38:42
 124 dnl -------------
 125 dnl Copy non-preprocessor flags to $CFLAGS, preprocessor flags to $CPPFLAGS
 126 dnl The second parameter if given makes this macro verbose.
 127 dnl
 128 dnl Put any preprocessor definitions that use quoted strings in $EXTRA_CPPFLAGS,
 129 dnl to simplify use of $CPPFLAGS in compiler checks, etc., that are easily
 130 dnl confused by the quotes (which require backslashes to keep them usable).
 131 AC_DEFUN([CF_ADD_CFLAGS],
 132 [
 133 cf_fix_cppflags=no
 134 cf_new_cflags=
 135 cf_new_cppflags=
 136 cf_new_extra_cppflags=
 137
 138 for cf_add_cflags in $1
 139 do
 140 case $cf_fix_cppflags in
 141 no)
 142         case $cf_add_cflags in #(vi
 143         -undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C) #(vi
 144                 case $cf_add_cflags in
 145                 -D*)
 146                         cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[[^=]]*='\''\"[[^"]]*//'`
 147
 148                         test "${cf_add_cflags}" != "${cf_tst_cflags}" \
 149                                 && test -z "${cf_tst_cflags}" \
 150                                 && cf_fix_cppflags=yes
 151
 152                         if test $cf_fix_cppflags = yes ; then
 153                                 cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
 154                                 continue
 155                         elif test "${cf_tst_cflags}" = "\"'" ; then
 156                                 cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
 157                                 continue
 158                         fi
 159                         ;;
 160                 esac
 161                 case "$CPPFLAGS" in
 162                 *$cf_add_cflags) #(vi
 163                         ;;
 164                 *) #(vi
 165                         case $cf_add_cflags in #(vi
 166                         -D*)
 167                                 cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
 168                                 CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,$cf_tst_cppflags)
 169                                 ;;
 170                         esac
 171                         cf_new_cppflags="$cf_new_cppflags $cf_add_cflags"
 172                         ;;
 173                 esac
 174                 ;;
 175         *)
 176                 cf_new_cflags="$cf_new_cflags $cf_add_cflags"
 177                 ;;
 178         esac
 179         ;;
 180 yes)
 181         cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
 182
 183         cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[[^"]]*"'\''//'`
 184
 185         test "${cf_add_cflags}" != "${cf_tst_cflags}" \
 186                 && test -z "${cf_tst_cflags}" \
 187                 && cf_fix_cppflags=no
 188         ;;
 189 esac
 190 done
 191
 192 if test -n "$cf_new_cflags" ; then
 193         ifelse([$2],,,[CF_VERBOSE(add to \$CFLAGS $cf_new_cflags)])
 194         CFLAGS="$CFLAGS $cf_new_cflags"
 195 fi
 196
 197 if test -n "$cf_new_cppflags" ; then
 198         ifelse([$2],,,[CF_VERBOSE(add to \$CPPFLAGS $cf_new_cppflags)])
 199         CPPFLAGS="$CPPFLAGS $cf_new_cppflags"
 200 fi
 201
 202 if test -n "$cf_new_extra_cppflags" ; then
 203         ifelse([$2],,,[CF_VERBOSE(add to \$EXTRA_CPPFLAGS $cf_new_extra_cppflags)])
 204         EXTRA_CPPFLAGS="$cf_new_extra_cppflags $EXTRA_CPPFLAGS"
 205 fi
 206
 207 AC_SUBST(EXTRA_CPPFLAGS)
 208
 209 ])dnl
 210 dnl ---------------------------------------------------------------------------
 211 dnl CF_ADD_INCDIR version: 13 updated: 2010/05/26 16:44:57
 212 dnl -------------
 213 dnl Add an include-directory to $CPPFLAGS.  Don't add /usr/include, since it's
 214 dnl redundant.  We don't normally need to add -I/usr/local/include for gcc,
 215 dnl but old versions (and some misinstalled ones) need that.  To make things
 216 dnl worse, gcc 3.x may give error messages if -I/usr/local/include is added to
 217 dnl the include-path).
 218 AC_DEFUN([CF_ADD_INCDIR],
 219 [
 220 if test -n "$1" ; then
 221   for cf_add_incdir in $1
 222   do
 223         while test $cf_add_incdir != /usr/include
 224         do
 225           if test -d $cf_add_incdir
 226           then
 227                 cf_have_incdir=no
 228                 if test -n "$CFLAGS$CPPFLAGS" ; then
 229                   # a loop is needed to ensure we can add subdirs of existing dirs
 230                   for cf_test_incdir in $CFLAGS $CPPFLAGS ; do
 231                         if test ".$cf_test_incdir" = ".-I$cf_add_incdir" ; then
 232                           cf_have_incdir=yes; break
 233                         fi
 234                   done
 235                 fi
 236
 237                 if test "$cf_have_incdir" = no ; then
 238                   if test "$cf_add_incdir" = /usr/local/include ; then
 239                         if test "$GCC" = yes
 240                         then
 241                           cf_save_CPPFLAGS=$CPPFLAGS
 242                           CPPFLAGS="$CPPFLAGS -I$cf_add_incdir"
 243                           AC_TRY_COMPILE([#include <stdio.h>],
 244                                   [printf("Hello")],
 245                                   [],
 246                                   [cf_have_incdir=yes])
 247                           CPPFLAGS=$cf_save_CPPFLAGS
 248                         fi
 249                   fi
 250                 fi
 251
 252                 if test "$cf_have_incdir" = no ; then
 253                   CF_VERBOSE(adding $cf_add_incdir to include-path)
 254                   ifelse([$2],,CPPFLAGS,[$2])="$ifelse([$2],,CPPFLAGS,[$2]) -I$cf_add_incdir"
 255
 256                   cf_top_incdir=`echo $cf_add_incdir | sed -e 's%/include/.*$%/include%'`
 257                   test "$cf_top_incdir" = "$cf_add_incdir" && break
 258                   cf_add_incdir="$cf_top_incdir"
 259                 else
 260                   break
 261                 fi
 262           fi
 263         done
 264   done
 265 fi
 266 ])dnl
 267 dnl ---------------------------------------------------------------------------
 268 dnl CF_ADD_LIB version: 2 updated: 2010/06/02 05:03:05
 269 dnl ----------
 270 dnl Add a library, used to enforce consistency.
 271 dnl
 272 dnl $1 = library to add, without the "-l"
 273 dnl $2 = variable to update (default $LIBS)
 274 AC_DEFUN([CF_ADD_LIB],[CF_ADD_LIBS(-l$1,ifelse($2,,LIBS,[$2]))])dnl
 275 dnl ---------------------------------------------------------------------------
 276 dnl CF_ADD_LIBDIR version: 9 updated: 2010/05/26 16:44:57
 277 dnl -------------
 278 dnl     Adds to the library-path
 279 dnl
 280 dnl     Some machines have trouble with multiple -L options.
 281 dnl
 282 dnl $1 is the (list of) directory(s) to add
 283 dnl $2 is the optional name of the variable to update (default LDFLAGS)
 284 dnl
 285 AC_DEFUN([CF_ADD_LIBDIR],
 286 [
 287 if test -n "$1" ; then
 288   for cf_add_libdir in $1
 289   do
 290     if test $cf_add_libdir = /usr/lib ; then
 291       :
 292     elif test -d $cf_add_libdir
 293     then
 294       cf_have_libdir=no
 295       if test -n "$LDFLAGS$LIBS" ; then
 296         # a loop is needed to ensure we can add subdirs of existing dirs
 297         for cf_test_libdir in $LDFLAGS $LIBS ; do
 298           if test ".$cf_test_libdir" = ".-L$cf_add_libdir" ; then
 299             cf_have_libdir=yes; break
 300           fi
 301         done
 302       fi
 303       if test "$cf_have_libdir" = no ; then
 304         CF_VERBOSE(adding $cf_add_libdir to library-path)
 305         ifelse([$2],,LDFLAGS,[$2])="-L$cf_add_libdir $ifelse([$2],,LDFLAGS,[$2])"
 306       fi
 307     fi
 308   done
 309 fi
 310 ])dnl
 311 dnl ---------------------------------------------------------------------------
 312 dnl CF_ADD_LIBS version: 1 updated: 2010/06/02 05:03:05
 313 dnl -----------
 314 dnl Add one or more libraries, used to enforce consistency.
 315 dnl
 316 dnl $1 = libraries to add, with the "-l", etc.
 317 dnl $2 = variable to update (default $LIBS)
 318 AC_DEFUN([CF_ADD_LIBS],[ifelse($2,,LIBS,[$2])="$1 [$]ifelse($2,,LIBS,[$2])"])dnl
 319 dnl ---------------------------------------------------------------------------
 320 dnl CF_ADD_SUBDIR_PATH version: 4 updated: 2013/10/08 17:47:05
 321 dnl ------------------
 322 dnl Append to a search-list for a nonstandard header/lib-file
 323 dnl     $1 = the variable to return as result
 324 dnl     $2 = the package name
 325 dnl     $3 = the subdirectory, e.g., bin, include or lib
 326 dnl $4 = the directory under which we will test for subdirectories
 327 dnl $5 = a directory that we do not want $4 to match
 328 AC_DEFUN([CF_ADD_SUBDIR_PATH],
 329 [
 330 test "x$4" != "x$5" && \
 331 test -d "$4" && \
 332 ifelse([$5],NONE,,[(test -z "$5" || test x$5 = xNONE || test "x$4" != "x$5") &&]) {
 333         test -n "$verbose" && echo "    ... testing for $3-directories under $4"
 334         test -d $4/$3 &&          $1="[$]$1 $4/$3"
 335         test -d $4/$3/$2 &&       $1="[$]$1 $4/$3/$2"
 336         test -d $4/$3/$2/$3 &&    $1="[$]$1 $4/$3/$2/$3"
 337         test -d $4/$2/$3 &&       $1="[$]$1 $4/$2/$3"
 338         test -d $4/$2/$3/$2 &&    $1="[$]$1 $4/$2/$3/$2"
 339 }
 340 ])dnl
 341 dnl ---------------------------------------------------------------------------
 342 dnl CF_ARG_DISABLE version: 3 updated: 1999/03/30 17:24:31
 343 dnl --------------
 344 dnl Allow user to disable a normally-on option.
 345 AC_DEFUN([CF_ARG_DISABLE],
 346 [CF_ARG_OPTION($1,[$2],[$3],[$4],yes)])dnl
 347 dnl ---------------------------------------------------------------------------
 348 dnl CF_ARG_OPTION version: 4 updated: 2010/05/26 05:38:42
 349 dnl -------------
 350 dnl Restricted form of AC_ARG_ENABLE that ensures user doesn't give bogus
 351 dnl values.
 352 dnl
 353 dnl Parameters:
 354 dnl $1 = option name
 355 dnl $2 = help-string
 356 dnl $3 = action to perform if option is not default
 357 dnl $4 = action if perform if option is default
 358 dnl $5 = default option value (either 'yes' or 'no')
 359 AC_DEFUN([CF_ARG_OPTION],
 360 [AC_ARG_ENABLE([$1],[$2],[test "$enableval" != ifelse([$5],no,yes,no) && enableval=ifelse([$5],no,no,yes)
 361   if test "$enableval" != "$5" ; then
 362 ifelse([$3],,[    :]dnl
 363 ,[    $3]) ifelse([$4],,,[
 364   else
 365     $4])
 366   fi],[enableval=$5 ifelse([$4],,,[
 367   $4
 368 ])dnl
 369   ])])dnl
 370 dnl ---------------------------------------------------------------------------
 371 dnl CF_AR_FLAGS version: 5 updated: 2010/05/20 20:24:29
 372 dnl -----------
 373 dnl Check for suitable "ar" (archiver) options for updating an archive.
 374 AC_DEFUN([CF_AR_FLAGS],[
 375 AC_REQUIRE([CF_PROG_AR])
 376
 377 AC_CACHE_CHECK(for options to update archives, cf_cv_ar_flags,[
 378         cf_cv_ar_flags=unknown
 379         for cf_ar_flags in -curv curv -crv crv -cqv cqv -rv rv
 380         do
 381
 382                 # check if $ARFLAGS already contains this choice
 383                 if test "x$ARFLAGS" != "x" ; then
 384                         cf_check_ar_flags=`echo "x$ARFLAGS" | sed -e "s/$cf_ar_flags\$//" -e "s/$cf_ar_flags / /"`
 385                         if test "x$ARFLAGS" != "$cf_check_ar_flags" ; then
 386                                 cf_cv_ar_flags=
 387                                 break
 388                         fi
 389                 fi
 390
 391                 rm -f conftest.$ac_cv_objext
 392                 rm -f conftest.a
 393
 394                 cat >conftest.$ac_ext <<EOF
 395 #line __oline__ "configure"
 396 int     testdata[[3]] = { 123, 456, 789 };
 397 EOF
 398                 if AC_TRY_EVAL(ac_compile) ; then
 399                         echo "$AR $ARFLAGS $cf_ar_flags conftest.a conftest.$ac_cv_objext" >&AC_FD_CC
 400                         $AR $ARFLAGS $cf_ar_flags conftest.a conftest.$ac_cv_objext 2>&AC_FD_CC 1>/dev/null
 401                         if test -f conftest.a ; then
 402                                 cf_cv_ar_flags=$cf_ar_flags
 403                                 break
 404                         fi
 405                 else
 406                         CF_VERBOSE(cannot compile test-program)
 407                         break
 408                 fi
 409         done
 410         rm -f conftest.a conftest.$ac_ext conftest.$ac_cv_objext
 411 ])
 412
 413 if test -n "$ARFLAGS" ; then
 414         if test -n "$cf_cv_ar_flags" ; then
 415                 ARFLAGS="$ARFLAGS $cf_cv_ar_flags"
 416         fi
 417 else
 418         ARFLAGS=$cf_cv_ar_flags
 419 fi
 420
 421 AC_SUBST(ARFLAGS)
 422 ])
 423 dnl ---------------------------------------------------------------------------
 424 dnl CF_AWK_BIG_PRINTF version: 4 updated: 2011/10/30 17:09:50
 425 dnl -----------------
 426 dnl Check if awk can handle big strings using printf.  Some older versions of
 427 dnl awk choke on large strings passed via "%s".
 428 dnl
 429 dnl $1 = desired string size
 430 dnl $2 = variable to set with result
 431 AC_DEFUN([CF_AWK_BIG_PRINTF],
 432 [
 433         case x$AWK in #(vi
 434         x)
 435                 eval $2=no
 436                 ;;
 437         *) #(vi
 438                 if ( ${AWK} 'BEGIN { xx = "x"; while (length(xx) < $1) { xx = xx "x"; }; printf("%s\n", xx); }' 2>/dev/null \
 439                         | $AWK '{ printf "%d\n", length([$]0); }' 2>/dev/null | $AWK 'BEGIN { eqls=0; recs=0; } { recs++; if ([$]0 == 12000) eqls++; } END { if (recs != 1 || eqls != 1) exit 1; }' 2>/dev/null >/dev/null ) ; then
 440                         eval $2=yes
 441                 else
 442                         eval $2=no
 443                 fi
 444                 ;;
 445         esac
 446 ])dnl
 447 dnl ---------------------------------------------------------------------------
 448 dnl CF_BOOL_DECL version: 8 updated: 2004/01/30 15:51:18
 449 dnl ------------
 450 dnl Test if 'bool' is a builtin type in the configured C++ compiler.  Some
 451 dnl older compilers (e.g., gcc 2.5.8) don't support 'bool' directly; gcc
 452 dnl 2.6.3 does, in anticipation of the ANSI C++ standard.
 453 dnl
 454 dnl Treat the configuration-variable specially here, since we're directly
 455 dnl substituting its value (i.e., 1/0).
 456 dnl
 457 dnl $1 is the shell variable to store the result in, if not $cv_cv_builtin_bool
 458 AC_DEFUN([CF_BOOL_DECL],
 459 [
 460 AC_MSG_CHECKING(if we should include stdbool.h)
 461
 462 AC_CACHE_VAL(cf_cv_header_stdbool_h,[
 463         AC_TRY_COMPILE([],[bool foo = false],
 464                 [cf_cv_header_stdbool_h=0],
 465                 [AC_TRY_COMPILE([
 466 #ifndef __BEOS__
 467 #include <stdbool.h>
 468 #endif
 469 ],[bool foo = false],
 470                         [cf_cv_header_stdbool_h=1],
 471                         [cf_cv_header_stdbool_h=0])])])
 472
 473 if test "$cf_cv_header_stdbool_h" = 1
 474 then    AC_MSG_RESULT(yes)
 475 else    AC_MSG_RESULT(no)
 476 fi
 477
 478 AC_MSG_CHECKING([for builtin bool type])
 479
 480 AC_CACHE_VAL(ifelse($1,,cf_cv_builtin_bool,[$1]),[
 481         AC_TRY_COMPILE([
 482 #include <stdio.h>
 483 #include <sys/types.h>
 484 ],[bool x = false],
 485                 [ifelse($1,,cf_cv_builtin_bool,[$1])=1],
 486                 [ifelse($1,,cf_cv_builtin_bool,[$1])=0])
 487         ])
 488
 489 if test "$ifelse($1,,cf_cv_builtin_bool,[$1])" = 1
 490 then    AC_MSG_RESULT(yes)
 491 else    AC_MSG_RESULT(no)
 492 fi
 493 ])dnl
 494 dnl ---------------------------------------------------------------------------
 495 dnl CF_BOOL_SIZE version: 13 updated: 2013/04/13 18:03:21
 496 dnl ------------
 497 dnl Test for the size of 'bool' in the configured C++ compiler (e.g., a type).
 498 dnl Don't bother looking for bool.h, since it's been deprecated.
 499 dnl
 500 dnl If the current compiler is C rather than C++, we get the bool definition
 501 dnl from <stdbool.h>.
 502 AC_DEFUN([CF_BOOL_SIZE],
 503 [
 504 AC_MSG_CHECKING([for size of bool])
 505 AC_CACHE_VAL(cf_cv_type_of_bool,[
 506         rm -f cf_test.out
 507         AC_TRY_RUN([
 508 #include <stdlib.h>
 509 #include <stdio.h>
 510
 511 #if defined(__cplusplus)
 512
 513 #ifdef HAVE_GXX_BUILTIN_H
 514 #include <g++/builtin.h>
 515 #elif HAVE_GPP_BUILTIN_H
 516 #include <gpp/builtin.h>
 517 #elif HAVE_BUILTIN_H
 518 #include <builtin.h>
 519 #endif
 520
 521 #else
 522
 523 #if $cf_cv_header_stdbool_h
 524 #include <stdbool.h>
 525 #endif
 526
 527 #endif
 528
 529 int main()
 530 {
 531         FILE *fp = fopen("cf_test.out", "w");
 532         if (fp != 0) {
 533                 bool x = true;
 534                 if ((bool)(-x) >= 0)
 535                         fputs("unsigned ", fp);
 536                 if (sizeof(x) == sizeof(int))       fputs("int",  fp);
 537                 else if (sizeof(x) == sizeof(char)) fputs("char", fp);
 538                 else if (sizeof(x) == sizeof(short))fputs("short",fp);
 539                 else if (sizeof(x) == sizeof(long)) fputs("long", fp);
 540                 fclose(fp);
 541         }
 542         ${cf_cv_main_return:-return}(0);
 543 }
 544                 ],
 545                 [cf_cv_type_of_bool=`cat cf_test.out`
 546                  if test -z "$cf_cv_type_of_bool"; then
 547                    cf_cv_type_of_bool=unknown
 548                  fi],
 549                 [cf_cv_type_of_bool=unknown],
 550                 [cf_cv_type_of_bool=unknown])
 551         ])
 552         rm -f cf_test.out
 553 AC_MSG_RESULT($cf_cv_type_of_bool)
 554 if test "$cf_cv_type_of_bool" = unknown ; then
 555         case .$NCURSES_BOOL in #(vi
 556         .auto|.) NCURSES_BOOL=unsigned;;
 557         esac
 558         AC_MSG_WARN(Assuming $NCURSES_BOOL for type of bool)
 559         cf_cv_type_of_bool=$NCURSES_BOOL
 560 fi
 561 ])dnl
 562 dnl ---------------------------------------------------------------------------
 563 dnl CF_BUILD_CC version: 7 updated: 2012/10/06 15:31:55
 564 dnl -----------
 565 dnl If we're cross-compiling, allow the user to override the tools and their
 566 dnl options.  The configure script is oriented toward identifying the host
 567 dnl compiler, etc., but we need a build compiler to generate parts of the
 568 dnl source.
 569 dnl
 570 dnl $1 = default for $CPPFLAGS
 571 dnl $2 = default for $LIBS
 572 AC_DEFUN([CF_BUILD_CC],[
 573 CF_ACVERSION_CHECK(2.52,,
 574         [AC_REQUIRE([CF_PROG_EXT])])
 575 if test "$cross_compiling" = yes ; then
 576
 577         # defaults that we might want to override
 578         : ${BUILD_CFLAGS:=''}
 579         : ${BUILD_CPPFLAGS:='ifelse([$1],,,[$1])'}
 580         : ${BUILD_LDFLAGS:=''}
 581         : ${BUILD_LIBS:='ifelse([$2],,,[$2])'}
 582         : ${BUILD_EXEEXT:='$x'}
 583         : ${BUILD_OBJEXT:='o'}
 584
 585         AC_ARG_WITH(build-cc,
 586                 [  --with-build-cc=XXX     the build C compiler ($BUILD_CC)],
 587                 [BUILD_CC="$withval"],
 588                 [AC_CHECK_PROGS(BUILD_CC, gcc cc cl)])
 589         AC_MSG_CHECKING(for native build C compiler)
 590         AC_MSG_RESULT($BUILD_CC)
 591
 592         AC_MSG_CHECKING(for native build C preprocessor)
 593         AC_ARG_WITH(build-cpp,
 594                 [  --with-build-cpp=XXX    the build C preprocessor ($BUILD_CPP)],
 595                 [BUILD_CPP="$withval"],
 596                 [BUILD_CPP='${BUILD_CC} -E'])
 597         AC_MSG_RESULT($BUILD_CPP)
 598
 599         AC_MSG_CHECKING(for native build C flags)
 600         AC_ARG_WITH(build-cflags,
 601                 [  --with-build-cflags=XXX the build C compiler-flags ($BUILD_CFLAGS)],
 602                 [BUILD_CFLAGS="$withval"])
 603         AC_MSG_RESULT($BUILD_CFLAGS)
 604
 605         AC_MSG_CHECKING(for native build C preprocessor-flags)
 606         AC_ARG_WITH(build-cppflags,
 607                 [  --with-build-cppflags=XXX the build C preprocessor-flags ($BUILD_CPPFLAGS)],
 608                 [BUILD_CPPFLAGS="$withval"])
 609         AC_MSG_RESULT($BUILD_CPPFLAGS)
 610
 611         AC_MSG_CHECKING(for native build linker-flags)
 612         AC_ARG_WITH(build-ldflags,
 613                 [  --with-build-ldflags=XXX the build linker-flags ($BUILD_LDFLAGS)],
 614                 [BUILD_LDFLAGS="$withval"])
 615         AC_MSG_RESULT($BUILD_LDFLAGS)
 616
 617         AC_MSG_CHECKING(for native build linker-libraries)
 618         AC_ARG_WITH(build-libs,
 619                 [  --with-build-libs=XXX   the build libraries (${BUILD_LIBS})],
 620                 [BUILD_LIBS="$withval"])
 621         AC_MSG_RESULT($BUILD_LIBS)
 622
 623         # this assumes we're on Unix.
 624         BUILD_EXEEXT=
 625         BUILD_OBJEXT=o
 626
 627         : ${BUILD_CC:='${CC}'}
 628
 629         if ( test "$BUILD_CC" = "$CC" || test "$BUILD_CC" = '${CC}' ) ; then
 630                 AC_MSG_ERROR([Cross-build requires two compilers.
 631 Use --with-build-cc to specify the native compiler.])
 632         fi
 633
 634 else
 635         : ${BUILD_CC:='${CC}'}
 636         : ${BUILD_CPP:='${CPP}'}
 637         : ${BUILD_CFLAGS:='${CFLAGS}'}
 638         : ${BUILD_CPPFLAGS:='${CPPFLAGS}'}
 639         : ${BUILD_LDFLAGS:='${LDFLAGS}'}
 640         : ${BUILD_LIBS:='${LIBS}'}
 641         : ${BUILD_EXEEXT:='$x'}
 642         : ${BUILD_OBJEXT:='o'}
 643 fi
 644
 645 AC_SUBST(BUILD_CC)
 646 AC_SUBST(BUILD_CPP)
 647 AC_SUBST(BUILD_CFLAGS)
 648 AC_SUBST(BUILD_CPPFLAGS)
 649 AC_SUBST(BUILD_LDFLAGS)
 650 AC_SUBST(BUILD_LIBS)
 651 AC_SUBST(BUILD_EXEEXT)
 652 AC_SUBST(BUILD_OBJEXT)
 653 ])dnl
 654 dnl ---------------------------------------------------------------------------
 655 dnl CF_CC_ENV_FLAGS version: 1 updated: 2012/10/03 05:25:49
 656 dnl ---------------
 657 dnl Check for user's environment-breakage by stuffing CFLAGS/CPPFLAGS content
 658 dnl into CC.  This will not help with broken scripts that wrap the compiler with
 659 dnl options, but eliminates a more common category of user confusion.
 660 AC_DEFUN([CF_CC_ENV_FLAGS],
 661 [
 662 # This should have been defined by AC_PROG_CC
 663 : ${CC:=cc}
 664
 665 AC_MSG_CHECKING(\$CC variable)
 666 case "$CC" in #(vi
 667 *[[\ \  ]]-[[IUD]]*)
 668         AC_MSG_RESULT(broken)
 669         AC_MSG_WARN(your environment misuses the CC variable to hold CFLAGS/CPPFLAGS options)
 670         # humor him...
 671         cf_flags=`echo "$CC" | sed -e 's/^[[^   ]]*[[   ]]//'`
 672         CC=`echo "$CC" | sed -e 's/[[   ]].*//'`
 673         CF_ADD_CFLAGS($cf_flags)
 674         ;;
 675 *)
 676         AC_MSG_RESULT(ok)
 677         ;;
 678 esac
 679 ])dnl
 680 dnl ---------------------------------------------------------------------------
 681 dnl CF_CFG_DEFAULTS version: 10 updated: 2013/09/07 13:54:05
 682 dnl ---------------
 683 dnl Determine the default configuration into which we'll install ncurses.  This
 684 dnl can be overridden by the user's command-line options.  There's two items to
 685 dnl look for:
 686 dnl     1. the prefix (e.g., /usr)
 687 dnl     2. the header files (e.g., /usr/include/ncurses)
 688 dnl We'll look for a previous installation of ncurses and use the same defaults.
 689 dnl
 690 dnl We don't use AC_PREFIX_DEFAULT, because it gets evaluated too soon, and
 691 dnl we don't use AC_PREFIX_PROGRAM, because we cannot distinguish ncurses's
 692 dnl programs from a vendor's.
 693 AC_DEFUN([CF_CFG_DEFAULTS],
 694 [
 695 AC_MSG_CHECKING(for prefix)
 696 if test "x$prefix" = "xNONE" ; then
 697         case "$cf_cv_system_name" in
 698                 # non-vendor systems don't have a conflict
 699         openbsd*|freebsd*|mirbsd*|linux*|cygwin*|msys*|k*bsd*-gnu|mingw*)
 700                 prefix=/usr
 701                 ;;
 702         *)      prefix=$ac_default_prefix
 703                 ;;
 704         esac
 705 fi
 706 AC_MSG_RESULT($prefix)
 707
 708 if test "x$prefix" = "xNONE" ; then
 709 AC_MSG_CHECKING(for default include-directory)
 710 test -n "$verbose" && echo 1>&AC_FD_MSG
 711 for cf_symbol in \
 712         $includedir \
 713         $includedir/ncurses \
 714         $prefix/include \
 715         $prefix/include/ncurses \
 716         /usr/local/include \
 717         /usr/local/include/ncurses \
 718         /usr/include \
 719         /usr/include/ncurses
 720 do
 721         cf_dir=`eval echo $cf_symbol`
 722         if test -f $cf_dir/curses.h ; then
 723         if ( fgrep NCURSES_VERSION $cf_dir/curses.h 2>&1 >/dev/null ) ; then
 724                 includedir="$cf_symbol"
 725                 test -n "$verbose"  && echo $ac_n "     found " 1>&AC_FD_MSG
 726                 break
 727         fi
 728         fi
 729         test -n "$verbose"  && echo "   tested $cf_dir" 1>&AC_FD_MSG
 730 done
 731 AC_MSG_RESULT($includedir)
 732 fi
 733 ])dnl
 734 dnl ---------------------------------------------------------------------------
 735 dnl CF_CGETENT version: 5 updated: 2012/10/06 17:56:13
 736 dnl ----------
 737 dnl Check if the terminal-capability database functions are available.  If not,
 738 dnl ncurses has a much-reduced version.
 739 AC_DEFUN([CF_CGETENT],[
 740 AC_CACHE_CHECK(for terminal-capability database functions,cf_cv_cgetent,[
 741 AC_TRY_LINK([
 742 #include <stdlib.h>],[
 743         char temp[128];
 744         char *buf = temp;
 745         char *db_array = temp;
 746         cgetent(&buf, &db_array, "vt100");
 747         cgetcap(buf, "tc", '=');
 748         cgetmatch(buf, "tc");
 749         ],
 750         [cf_cv_cgetent=yes],
 751         [cf_cv_cgetent=no])
 752 ])
 753
 754 if test "$cf_cv_cgetent" = yes
 755 then
 756         AC_DEFINE(HAVE_BSD_CGETENT,1,[Define to 1 if we have BSD cgetent])
 757 AC_CACHE_CHECK(if cgetent uses const parameter,cf_cv_cgetent_const,[
 758 AC_TRY_LINK([
 759 #include <stdlib.h>],[
 760         char temp[128];
 761         char *buf = temp;
 762 #ifndef _NETBSD_SOURCE                  /* given, since April 2004 in stdlib.h */
 763         const char *db_array = temp;
 764         cgetent(&buf, &db_array, "vt100");
 765 #endif
 766         cgetcap(buf, "tc", '=');
 767         cgetmatch(buf, "tc");
 768         ],
 769         [cf_cv_cgetent_const=yes],
 770         [cf_cv_cgetent_const=no])
 771 ])
 772         if test "$cf_cv_cgetent_const" = yes
 773         then
 774                 AC_DEFINE_UNQUOTED(CGETENT_CONST,const,[Define to const if needed for some BSD cgetent variations])
 775         fi
 776 fi
 777 ])dnl
 778 dnl ---------------------------------------------------------------------------
 779 dnl CF_CHECK_CACHE version: 12 updated: 2012/10/02 20:55:03
 780 dnl --------------
 781 dnl Check if we're accidentally using a cache from a different machine.
 782 dnl Derive the system name, as a check for reusing the autoconf cache.
 783 dnl
 784 dnl If we've packaged config.guess and config.sub, run that (since it does a
 785 dnl better job than uname).  Normally we'll use AC_CANONICAL_HOST, but allow
 786 dnl an extra parameter that we may override, e.g., for AC_CANONICAL_SYSTEM
 787 dnl which is useful in cross-compiles.
 788 dnl
 789 dnl Note: we would use $ac_config_sub, but that is one of the places where
 790 dnl autoconf 2.5x broke compatibility with autoconf 2.13
 791 AC_DEFUN([CF_CHECK_CACHE],
 792 [
 793 if test -f $srcdir/config.guess || test -f $ac_aux_dir/config.guess ; then
 794         ifelse([$1],,[AC_CANONICAL_HOST],[$1])
 795         system_name="$host_os"
 796 else
 797         system_name="`(uname -s -r) 2>/dev/null`"
 798         if test -z "$system_name" ; then
 799                 system_name="`(hostname) 2>/dev/null`"
 800         fi
 801 fi
 802 test -n "$system_name" && AC_DEFINE_UNQUOTED(SYSTEM_NAME,"$system_name",[Define to the system name.])
 803 AC_CACHE_VAL(cf_cv_system_name,[cf_cv_system_name="$system_name"])
 804
 805 test -z "$system_name" && system_name="$cf_cv_system_name"
 806 test -n "$cf_cv_system_name" && AC_MSG_RESULT(Configuring for $cf_cv_system_name)
 807
 808 if test ".$system_name" != ".$cf_cv_system_name" ; then
 809         AC_MSG_RESULT(Cached system name ($system_name) does not agree with actual ($cf_cv_system_name))
 810         AC_MSG_ERROR("Please remove config.cache and try again.")
 811 fi
 812 ])dnl
 813 dnl ---------------------------------------------------------------------------
 814 dnl CF_CHECK_ERRNO version: 11 updated: 2010/05/26 05:38:42
 815 dnl --------------
 816 dnl Check for data that is usually declared in <stdio.h> or <errno.h>, e.g.,
 817 dnl the 'errno' variable.  Define a DECL_xxx symbol if we must declare it
 818 dnl ourselves.
 819 dnl
 820 dnl $1 = the name to check
 821 dnl $2 = the assumed type
 822 AC_DEFUN([CF_CHECK_ERRNO],
 823 [
 824 AC_CACHE_CHECK(if external $1 is declared, cf_cv_dcl_$1,[
 825     AC_TRY_COMPILE([
 826 #ifdef HAVE_STDLIB_H
 827 #include <stdlib.h>
 828 #endif
 829 #include <stdio.h>
 830 #include <sys/types.h>
 831 #include <errno.h> ],
 832     ifelse([$2],,int,[$2]) x = (ifelse([$2],,int,[$2])) $1,
 833     [cf_cv_dcl_$1=yes],
 834     [cf_cv_dcl_$1=no])
 835 ])
 836
 837 if test "$cf_cv_dcl_$1" = no ; then
 838     CF_UPPER(cf_result,decl_$1)
 839     AC_DEFINE_UNQUOTED($cf_result)
 840 fi
 841
 842 # It's possible (for near-UNIX clones) that the data doesn't exist
 843 CF_CHECK_EXTERN_DATA($1,ifelse([$2],,int,[$2]))
 844 ])dnl
 845 dnl ---------------------------------------------------------------------------
 846 dnl CF_CHECK_EXTERN_DATA version: 3 updated: 2001/12/30 18:03:23
 847 dnl --------------------
 848 dnl Check for existence of external data in the current set of libraries.  If
 849 dnl we can modify it, it's real enough.
 850 dnl $1 = the name to check
 851 dnl $2 = its type
 852 AC_DEFUN([CF_CHECK_EXTERN_DATA],
 853 [
 854 AC_CACHE_CHECK(if external $1 exists, cf_cv_have_$1,[
 855     AC_TRY_LINK([
 856 #undef $1
 857 extern $2 $1;
 858 ],
 859     [$1 = 2],
 860     [cf_cv_have_$1=yes],
 861     [cf_cv_have_$1=no])
 862 ])
 863
 864 if test "$cf_cv_have_$1" = yes ; then
 865     CF_UPPER(cf_result,have_$1)
 866     AC_DEFINE_UNQUOTED($cf_result)
 867 fi
 868
 869 ])dnl
 870 dnl ---------------------------------------------------------------------------
 871 dnl CF_CHECK_GPM_WGETCH version: 2 updated: 2010/08/14 18:25:37
 872 dnl -------------------
 873 dnl Check if GPM is already linked with curses.  If so - and if the linkage
 874 dnl is not "weak" - warn about this because it can create problems linking
 875 dnl applications with ncurses.
 876 AC_DEFUN([CF_CHECK_GPM_WGETCH],[
 877 AC_CHECK_LIB(gpm,Gpm_Wgetch,[
 878
 879 AC_CACHE_CHECK(if GPM is weakly bound to curses library, cf_cv_check_gpm_wgetch,[
 880 cf_cv_check_gpm_wgetch=unknown
 881 if test "$cross_compiling" != yes ; then
 882
 883 cat >conftest.$ac_ext <<CF_EOF
 884 #include <gpm.h>
 885 int main()
 886 {
 887         Gpm_Wgetch();
 888         ${cf_cv_main_return:-return}(0);
 889 }
 890 CF_EOF
 891
 892         cf_save_LIBS="$LIBS"
 893         # This only works if we can look at the symbol table.  If a shared
 894         # library is stripped for install, we cannot use that.  So we're forced
 895         # to rely on the static library, noting that some packagers may not
 896         # include it.
 897         LIBS="-static -lgpm -dynamic $LIBS"
 898         if AC_TRY_EVAL(ac_compile) ; then
 899                 if AC_TRY_EVAL(ac_link) ; then
 900                         cf_cv_check_gpm_wgetch=`nm conftest$ac_exeext | egrep '\<wgetch\>' | egrep '\<[[vVwW]]\>'`
 901                         test -n "$cf_cv_check_gpm_wgetch" && cf_cv_check_gpm_wgetch=yes
 902                         test -z "$cf_cv_check_gpm_wgetch" && cf_cv_check_gpm_wgetch=no
 903                 fi
 904         fi
 905         rm -rf conftest*
 906         LIBS="$cf_save_LIBS"
 907 fi
 908 ])
 909
 910 if test "$cf_cv_check_gpm_wgetch" != yes ; then
 911         AC_MSG_WARN(GPM library is already linked with curses - read the FAQ)
 912 fi
 913 ])])dnl
 914 dnl ---------------------------------------------------------------------------
 915 dnl CF_CHECK_LIBTOOL_VERSION version: 1 updated: 2013/04/06 18:03:09
 916 dnl ------------------------
 917 dnl Show the version of libtool
 918 dnl
 919 dnl Save the version in a cache variable - this is not entirely a good thing,
 920 dnl but the version string from libtool is very ugly, and for bug reports it
 921 dnl might be useful to have the original string.
 922 AC_DEFUN([CF_CHECK_LIBTOOL_VERSION],[
 923 if test -n "$LIBTOOL" && test "$LIBTOOL" != none
 924 then
 925         AC_MSG_CHECKING(version of $LIBTOOL)
 926         CF_LIBTOOL_VERSION
 927         AC_MSG_RESULT($cf_cv_libtool_version)
 928         if test -z "$cf_cv_libtool_version" ; then
 929                 AC_MSG_ERROR(This is not GNU libtool)
 930         fi
 931 else
 932         AC_MSG_ERROR(GNU libtool has not been found)
 933 fi
 934 ])dnl
 935 dnl ---------------------------------------------------------------------------
 936 dnl CF_CHECK_WCHAR_H version: 1 updated: 2011/10/29 15:01:05
 937 dnl ----------------
 938 dnl Check if wchar.h can be used, i.e., without defining _XOPEN_SOURCE_EXTENDED
 939 AC_DEFUN([CF_CHECK_WCHAR_H],[
 940 AC_CACHE_CHECK(if wchar.h can be used as is,cf_cv_wchar_h_okay,[
 941 AC_TRY_COMPILE(
 942 [
 943 #include <stdlib.h>
 944 #include <wchar.h>
 945 ],[
 946         wint_t foo = 0;
 947         int bar = iswpunct(foo)],
 948         [cf_cv_wchar_h_okay=yes],
 949         [cf_cv_wchar_h_okay=no])])
 950
 951 if test $cf_cv_wchar_h_okay = no
 952 then
 953         CF_PREDEFINE(_XOPEN_SOURCE_EXTENDED)
 954 fi
 955 ])dnl
 956 dnl ---------------------------------------------------------------------------
 957 dnl CF_CLANG_COMPILER version: 2 updated: 2013/11/19 19:23:35
 958 dnl -----------------
 959 dnl Check if the given compiler is really clang.  clang's C driver defines
 960 dnl __GNUC__ (fooling the configure script into setting $GCC to yes) but does
 961 dnl not ignore some gcc options.
 962 dnl
 963 dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to
 964 dnl ensure that it is not mistaken for gcc/g++.  It is normally invoked from
 965 dnl the wrappers for gcc and g++ warnings.
 966 dnl
 967 dnl $1 = GCC (default) or GXX
 968 dnl $2 = CLANG_COMPILER (default)
 969 dnl $3 = CFLAGS (default) or CXXFLAGS
 970 AC_DEFUN([CF_CLANG_COMPILER],[
 971 ifelse([$2],,CLANG_COMPILER,[$2])=no
 972
 973 if test "$ifelse([$1],,[$1],GCC)" = yes ; then
 974         AC_MSG_CHECKING(if this is really Clang ifelse([$1],GXX,C++,C) compiler)
 975         cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])"
 976         ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -Qunused-arguments"
 977         AC_TRY_COMPILE([],[
 978 #ifdef __clang__
 979 #else
 980 make an error
 981 #endif
 982 ],[ifelse([$2],,CLANG_COMPILER,[$2])=yes
 983 cf_save_CFLAGS="$cf_save_CFLAGS -Qunused-arguments"
 984 ],[])
 985         ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS"
 986         AC_MSG_RESULT($ifelse([$2],,CLANG_COMPILER,[$2]))
 987 fi
 988 ])
 989 dnl ---------------------------------------------------------------------------
 990 dnl CF_CPP_PARAM_INIT version: 6 updated: 2012/10/06 17:56:13
 991 dnl -----------------
 992 dnl Check if the C++ compiler accepts duplicate parameter initialization.  This
 993 dnl is a late feature for the standard and is not in some recent compilers
 994 dnl (1999/9/11).
 995 AC_DEFUN([CF_CPP_PARAM_INIT],
 996 [
 997 if test -n "$CXX"; then
 998 AC_CACHE_CHECK(if $CXX accepts parameter initialization,cf_cv_cpp_param_init,[
 999         AC_LANG_SAVE
1000         AC_LANG_CPLUSPLUS
1001         AC_TRY_RUN([
1002 class TEST {
1003 private:
1004         int value;
1005 public:
1006         TEST(int x = 1);
1007         ~TEST();
1008 };
1009
1010 TEST::TEST(int x = 1)   // some compilers do not like second initializer
1011 {
1012         value = x;
1013 }
1014 int main() { }
1015 ],
1016         [cf_cv_cpp_param_init=yes],
1017         [cf_cv_cpp_param_init=no],
1018         [cf_cv_cpp_param_init=unknown])
1019         AC_LANG_RESTORE
1020 ])
1021 fi
1022 test "$cf_cv_cpp_param_init" = yes && AC_DEFINE(CPP_HAS_PARAM_INIT,1,[Define to 1 if C++ has parameter initialization])
1023 ])dnl
1024 dnl ---------------------------------------------------------------------------
1025 dnl CF_CPP_STATIC_CAST version: 3 updated: 2013/04/13 18:03:21
1026 dnl ------------------
1027 dnl Check if the C++ compiler accepts static_cast in generics.  This appears to
1028 dnl not be supported in g++ before 3.0
1029 AC_DEFUN([CF_CPP_STATIC_CAST],
1030 [
1031 if test -n "$CXX"; then
1032
1033 AC_CACHE_CHECK(if $CXX accepts static_cast,cf_cv_cpp_static_cast,[
1034         AC_LANG_SAVE
1035         AC_LANG_CPLUSPLUS
1036
1037         AC_TRY_COMPILE([
1038 class NCursesPanel
1039 {
1040 public:
1041   NCursesPanel(int nlines,
1042                int ncols,
1043                int begin_y = 0,
1044                int begin_x = 0)
1045   {
1046   }
1047   NCursesPanel();
1048   ~NCursesPanel();
1049 };
1050
1051 template<class T> class NCursesUserPanel : public NCursesPanel
1052 {
1053 public:
1054   NCursesUserPanel (int nlines,
1055                     int ncols,
1056                     int begin_y = 0,
1057                     int begin_x = 0,
1058                     const T* p_UserData = static_cast<T*>(0))
1059     : NCursesPanel (nlines, ncols, begin_y, begin_x)
1060   {
1061   };
1062   NCursesUserPanel(const T* p_UserData = static_cast<T*>(0)) : NCursesPanel()
1063   {
1064   };
1065
1066   virtual ~NCursesUserPanel() {};
1067 };
1068 ],[
1069         const char* p_UserData = static_cast<char*>(0)],
1070         [cf_cv_cpp_static_cast=yes],
1071         [cf_cv_cpp_static_cast=no])
1072
1073         AC_LANG_RESTORE
1074 ])
1075
1076 fi
1077
1078 test "$cf_cv_cpp_static_cast" = yes && AC_DEFINE(CPP_HAS_STATIC_CAST,1,[Define to 1 if C++ has static_cast])
1079 ])dnl
1080 dnl ---------------------------------------------------------------------------
1081 dnl CF_CXX_AR_FLAGS version: 1 updated: 2011/10/29 08:35:34
1082 dnl ---------------
1083 dnl Setup special archiver flags for given compilers.
1084 AC_DEFUN([CF_CXX_AR_FLAGS],[
1085         CXX_AR='$(AR)'
1086         CXX_ARFLAGS='$(ARFLAGS)'
1087         case $cf_cv_system_name in #(vi
1088         irix*) #(vi
1089             if test "$GXX" != yes ; then
1090                 CXX_AR='$(CXX)'
1091                 CXX_ARFLAGS='-ar -o'
1092             fi
1093             ;;
1094         sco3.2v5*) #(vi
1095             CXXLDFLAGS="-u main"
1096             ;;
1097         solaris2*)
1098             if test "$GXX" != yes ; then
1099                 CXX_AR='$(CXX)'
1100                 CXX_ARFLAGS='-xar -o'
1101             fi
1102             ;;
1103         esac
1104         AC_SUBST(CXXLDFLAGS)
1105         AC_SUBST(CXX_AR)
1106         AC_SUBST(CXX_ARFLAGS)
1107 ])dnl
1108 dnl ---------------------------------------------------------------------------
1109 dnl CF_CXX_IOSTREAM_NAMESPACE version: 2 updated: 2012/10/06 17:56:13
1110 dnl -------------------------
1111 dnl For c++, check if iostream uses "std::" namespace.
1112 AC_DEFUN([CF_CXX_IOSTREAM_NAMESPACE],[
1113 AC_CHECK_HEADERS(iostream)
1114 if test x"$ac_cv_header_iostream" = xyes ; then
1115         AC_MSG_CHECKING(if iostream uses std-namespace)
1116         AC_TRY_COMPILE([
1117 #include <iostream>
1118 using std::endl;
1119 using std::cerr;],[
1120 cerr << "testing" << endl;
1121 ],[cf_iostream_namespace=yes],[cf_iostream_namespace=no])
1122         AC_MSG_RESULT($cf_iostream_namespace)
1123         if test "$cf_iostream_namespace" = yes ; then
1124                 AC_DEFINE(IOSTREAM_NAMESPACE,1,[Define to 1 if C++ has namespace iostream])
1125         fi
1126 fi
1127 ])dnl
1128 dnl ---------------------------------------------------------------------------
1129 dnl CF_C_INLINE version: 4 updated: 2012/06/16 14:55:39
1130 dnl -----------
1131 dnl Check if the C compiler supports "inline".
1132 dnl $1 is the name of a shell variable to set if inline is supported
1133 dnl $2 is the threshold for gcc 4.x's option controlling maximum inline size
1134 AC_DEFUN([CF_C_INLINE],[
1135 AC_C_INLINE
1136 $1=
1137 if test "$ac_cv_c_inline" != no ; then
1138   $1=inline
1139   if test "$INTEL_COMPILER" = yes
1140   then
1141     :
1142   elif test "$CLANG_COMPILER" = yes
1143   then
1144     :
1145   elif test "$GCC" = yes
1146   then
1147     AC_CACHE_CHECK(if $CC supports options to tune inlining,cf_cv_gcc_inline,[
1148       cf_save_CFLAGS=$CFLAGS
1149       CFLAGS="$CFLAGS --param max-inline-insns-single=$2"
1150       AC_TRY_COMPILE([inline int foo(void) { return 1; }],
1151       [${cf_cv_main_return:-return} foo()],
1152       [cf_cv_gcc_inline=yes],
1153       [cf_cv_gcc_inline=no])
1154       CFLAGS=$cf_save_CFLAGS
1155     ])
1156     if test "$cf_cv_gcc_inline" = yes ; then
1157         CF_ADD_CFLAGS([--param max-inline-insns-single=$2])
1158     fi
1159   fi
1160 fi
1161 AC_SUBST($1)
1162 ])dnl
1163 dnl ---------------------------------------------------------------------------
1164 dnl CF_DIRNAME version: 4 updated: 2002/12/21 19:25:52
1165 dnl ----------
1166 dnl "dirname" is not portable, so we fake it with a shell script.
1167 AC_DEFUN([CF_DIRNAME],[$1=`echo $2 | sed -e 's%/[[^/]]*$%%'`])dnl
1168 dnl ---------------------------------------------------------------------------
1169 dnl CF_DIRS_TO_MAKE version: 3 updated: 2002/02/23 20:38:31
1170 dnl ---------------
1171 AC_DEFUN([CF_DIRS_TO_MAKE],
1172 [
1173 DIRS_TO_MAKE="lib"
1174 for cf_item in $cf_list_models
1175 do
1176         CF_OBJ_SUBDIR($cf_item,cf_subdir)
1177         for cf_item2 in $DIRS_TO_MAKE
1178         do
1179                 test $cf_item2 = $cf_subdir && break
1180         done
1181         test ".$cf_item2" != ".$cf_subdir" && DIRS_TO_MAKE="$DIRS_TO_MAKE $cf_subdir"
1182 done
1183 for cf_dir in $DIRS_TO_MAKE
1184 do
1185         test ! -d $cf_dir && mkdir $cf_dir
1186 done
1187 AC_SUBST(DIRS_TO_MAKE)
1188 ])dnl
1189 dnl ---------------------------------------------------------------------------
1190 dnl CF_DISABLE_ECHO version: 12 updated: 2012/10/06 16:30:28
1191 dnl ---------------
1192 dnl You can always use "make -n" to see the actual options, but it's hard to
1193 dnl pick out/analyze warning messages when the compile-line is long.
1194 dnl
1195 dnl Sets:
1196 dnl     ECHO_LT - symbol to control if libtool is verbose
1197 dnl     ECHO_LD - symbol to prefix "cc -o" lines
1198 dnl     RULE_CC - symbol to put before implicit "cc -c" lines (e.g., .c.o)
1199 dnl     SHOW_CC - symbol to put before explicit "cc -c" lines
1200 dnl     ECHO_CC - symbol to put before any "cc" line
1201 dnl
1202 AC_DEFUN([CF_DISABLE_ECHO],[
1203 AC_MSG_CHECKING(if you want to see long compiling messages)
1204 CF_ARG_DISABLE(echo,
1205         [  --disable-echo          do not display "compiling" commands],
1206         [
1207     ECHO_LT='--silent'
1208     ECHO_LD='@echo linking [$]@;'
1209     RULE_CC='@echo compiling [$]<'
1210     SHOW_CC='@echo compiling [$]@'
1211     ECHO_CC='@'
1212 ],[
1213     ECHO_LT=''
1214     ECHO_LD=''
1215     RULE_CC=''
1216     SHOW_CC=''
1217     ECHO_CC=''
1218 ])
1219 AC_MSG_RESULT($enableval)
1220 AC_SUBST(ECHO_LT)
1221 AC_SUBST(ECHO_LD)
1222 AC_SUBST(RULE_CC)
1223 AC_SUBST(SHOW_CC)
1224 AC_SUBST(ECHO_CC)
1225 ])dnl
1226 dnl ---------------------------------------------------------------------------
1227 dnl CF_DISABLE_LEAKS version: 7 updated: 2012/10/02 20:55:03
1228 dnl ----------------
1229 dnl Combine no-leak checks with the libraries or tools that are used for the
1230 dnl checks.
1231 AC_DEFUN([CF_DISABLE_LEAKS],[
1232
1233 AC_REQUIRE([CF_WITH_DMALLOC])
1234 AC_REQUIRE([CF_WITH_DBMALLOC])
1235 AC_REQUIRE([CF_WITH_VALGRIND])
1236
1237 AC_MSG_CHECKING(if you want to perform memory-leak testing)
1238 AC_ARG_ENABLE(leaks,
1239         [  --disable-leaks         test: free permanent memory, analyze leaks],
1240         [if test "x$enableval" = xno; then with_no_leaks=yes; else with_no_leaks=no; fi],
1241         : ${with_no_leaks:=no})
1242 AC_MSG_RESULT($with_no_leaks)
1243
1244 if test "$with_no_leaks" = yes ; then
1245         AC_DEFINE(NO_LEAKS,1,[Define to 1 if you want to perform memory-leak testing.])
1246         AC_DEFINE(YY_NO_LEAKS,1,[Define to 1 if you want to perform memory-leak testing.])
1247 fi
1248 ])dnl
1249 dnl ---------------------------------------------------------------------------
1250 dnl CF_DISABLE_LIBTOOL_VERSION version: 1 updated: 2010/05/15 15:45:59
1251 dnl --------------------------
1252 dnl Check if we should use the libtool 1.5 feature "-version-number" instead of
1253 dnl the older "-version-info" feature.  The newer feature allows us to use
1254 dnl version numbering on shared libraries which make them compatible with
1255 dnl various systems.
1256 AC_DEFUN([CF_DISABLE_LIBTOOL_VERSION],
1257 [
1258 AC_MSG_CHECKING(if libtool -version-number should be used)
1259 CF_ARG_DISABLE(libtool-version,
1260         [  --disable-libtool-version  enable to use libtool's incompatible naming scheme],
1261         [cf_libtool_version=no],
1262         [cf_libtool_version=yes])
1263 AC_MSG_RESULT($cf_libtool_version)
1264
1265 if test "$cf_libtool_version" = yes ; then
1266         LIBTOOL_VERSION="-version-number"
1267 else
1268         LIBTOOL_VERSION="-version-info"
1269 fi
1270
1271 AC_SUBST(LIBTOOL_VERSION)
1272 ])dnl
1273 dnl ---------------------------------------------------------------------------
1274 dnl CF_DISABLE_RPATH_HACK version: 2 updated: 2011/02/13 13:31:33
1275 dnl ---------------------
1276 dnl The rpath-hack makes it simpler to build programs, particularly with the
1277 dnl *BSD ports which may have essential libraries in unusual places.  But it
1278 dnl can interfere with building an executable for the base system.  Use this
1279 dnl option in that case.
1280 AC_DEFUN([CF_DISABLE_RPATH_HACK],
1281 [
1282 AC_MSG_CHECKING(if rpath-hack should be disabled)
1283 CF_ARG_DISABLE(rpath-hack,
1284         [  --disable-rpath-hack    don't add rpath options for additional libraries],
1285         [cf_disable_rpath_hack=yes],
1286         [cf_disable_rpath_hack=no])
1287 AC_MSG_RESULT($cf_disable_rpath_hack)
1288 if test "$cf_disable_rpath_hack" = no ; then
1289         CF_RPATH_HACK
1290 fi
1291 ])
1292 dnl ---------------------------------------------------------------------------
1293 dnl CF_ENABLE_PC_FILES version: 9 updated: 2012/08/04 13:59:54
1294 dnl ------------------
1295 dnl This is the "--enable-pc-files" option, which is available if there is a
1296 dnl pkg-config configuration on the local machine.
1297 AC_DEFUN([CF_ENABLE_PC_FILES],[
1298 AC_REQUIRE([CF_PKG_CONFIG])
1299 AC_REQUIRE([CF_WITH_PKG_CONFIG_LIBDIR])
1300
1301 if test "$PKG_CONFIG" != none ; then
1302         AC_MSG_CHECKING(if we should install .pc files for $PKG_CONFIG)
1303         AC_ARG_ENABLE(pc-files,
1304                 [  --enable-pc-files       generate and install .pc files for pkg-config],
1305                 [enable_pc_files=$enableval],
1306                 [enable_pc_files=no])
1307         AC_MSG_RESULT($enable_pc_files)
1308         if test "$enable_pc_files" != no
1309         then
1310                 CF_PATH_SYNTAX(PKG_CONFIG_LIBDIR)
1311         fi
1312 else
1313         enable_pc_files=no
1314 fi
1315 ])dnl
1316 dnl ---------------------------------------------------------------------------
1317 dnl CF_ENABLE_RPATH version: 2 updated: 2010/03/27 18:39:42
1318 dnl ---------------
1319 dnl Check if the rpath option should be used, setting cache variable
1320 dnl cf_cv_enable_rpath if so.
1321 AC_DEFUN([CF_ENABLE_RPATH],
1322 [
1323 AC_MSG_CHECKING(if rpath option should be used)
1324 AC_ARG_ENABLE(rpath,
1325 [  --enable-rpath          use rpath option when generating shared libraries],
1326 [cf_cv_enable_rpath=$enableval],
1327 [cf_cv_enable_rpath=no])
1328 AC_MSG_RESULT($cf_cv_enable_rpath)
1329 ])dnl
1330 dnl ---------------------------------------------------------------------------
1331 dnl CF_ENABLE_STRING_HACKS version: 3 updated: 2013/01/26 16:26:12
1332 dnl ----------------------
1333 dnl On a few platforms, the compiler and/or loader nags with untruthful
1334 dnl comments stating that "most" uses of strcat/strcpy/sprintf are incorrect,
1335 dnl and implying that most uses of the recommended alternatives are correct.
1336 dnl
1337 dnl Factually speaking, no one has actually counted the number of uses of these
1338 dnl functions versus the total of incorrect uses.  Samples of a few thousand
1339 dnl instances are meaningless compared to the hundreds of millions of lines of
1340 dnl existing C code.
1341 dnl
1342 dnl strlcat/strlcpy are (as of 2012) non-standard, and are available on some
1343 dnl platforms, in implementations of varying quality.  Likewise, snprintf is
1344 dnl standard - but evolved through phases, and older implementations are likely
1345 dnl to yield surprising results, as documented in manpages on various systems.
1346 AC_DEFUN([CF_ENABLE_STRING_HACKS],
1347 [
1348 AC_MSG_CHECKING(if you want to work around bogus compiler/loader warnings)
1349 AC_ARG_ENABLE(string-hacks,
1350         [  --enable-string-hacks   work around bogus compiler/loader warnings],
1351         [with_string_hacks=$enableval],
1352         [with_string_hacks=no])
1353 AC_MSG_RESULT($with_string_hacks)
1354
1355 if test "x$with_string_hacks" = "xyes"; then
1356         AC_DEFINE(USE_STRING_HACKS,1,[Define to 1 to work around bogus compiler/loader warnings])
1357         AC_MSG_WARN(enabling string-hacks to work around bogus compiler/loader warnings)
1358         AC_CHECK_FUNCS( strlcat strlcpy snprintf )
1359 fi
1360 ])dnl
1361 dnl ---------------------------------------------------------------------------
1362 dnl CF_ERRNO version: 5 updated: 1997/11/30 12:44:39
1363 dnl --------
1364 dnl Check if 'errno' is declared in <errno.h>
1365 AC_DEFUN([CF_ERRNO],
1366 [
1367 CF_CHECK_ERRNO(errno)
1368 ])dnl
1369 dnl ---------------------------------------------------------------------------
1370 dnl CF_ETIP_DEFINES version: 5 updated: 2012/02/18 17:51:07
1371 dnl ---------------
1372 dnl Test for conflicting definitions of exception in gcc 2.8.0, etc., between
1373 dnl math.h and builtin.h, only for ncurses
1374 AC_DEFUN([CF_ETIP_DEFINES],
1375 [
1376 AC_MSG_CHECKING(for special defines needed for etip.h)
1377 cf_save_CXXFLAGS="$CXXFLAGS"
1378 cf_result="none"
1379
1380 # etip.h includes ncurses.h which includes ncurses_dll.h
1381 # But ncurses_dll.h is generated - fix here.
1382 test -d include || mkdir include
1383 test -f include/ncurses_dll.h || sed -e 's/@NCURSES_WRAP_PREFIX@/'$NCURSES_WRAP_PREFIX'/g' ${srcdir}/include/ncurses_dll.h.in >include/ncurses_dll.h
1384
1385 for cf_math in "" MATH_H
1386 do
1387 for cf_excp in "" MATH_EXCEPTION
1388 do
1389         CXXFLAGS="$cf_save_CXXFLAGS -I${srcdir}/c++ -I${srcdir}/menu -Iinclude -I${srcdir}/include"
1390         test -n "$cf_math" && CXXFLAGS="$CXXFLAGS -DETIP_NEEDS_${cf_math}"
1391         test -n "$cf_excp" && CXXFLAGS="$CXXFLAGS -DETIP_NEEDS_${cf_excp}"
1392 AC_TRY_COMPILE([
1393 #include <etip.h.in>
1394 ],[],[
1395         test -n "$cf_math" && AC_DEFINE_UNQUOTED(ETIP_NEEDS_${cf_math})
1396         test -n "$cf_excp" && AC_DEFINE_UNQUOTED(ETIP_NEEDS_${cf_excp})
1397         cf_result="$cf_math $cf_excp"
1398         break 2
1399 ],[])
1400 done
1401 done
1402 AC_MSG_RESULT($cf_result)
1403 CXXFLAGS="$cf_save_CXXFLAGS"
1404 ])
1405 dnl ---------------------------------------------------------------------------
1406 dnl CF_FIND_LINKAGE version: 19 updated: 2010/05/29 16:31:02
1407 dnl ---------------
1408 dnl Find a library (specifically the linkage used in the code fragment),
1409 dnl searching for it if it is not already in the library path.
1410 dnl See also CF_ADD_SEARCHPATH.
1411 dnl
1412 dnl Parameters (4-on are optional):
1413 dnl     $1 = headers for library entrypoint
1414 dnl     $2 = code fragment for library entrypoint
1415 dnl     $3 = the library name without the "-l" option or ".so" suffix.
1416 dnl     $4 = action to perform if successful (default: update CPPFLAGS, etc)
1417 dnl     $5 = action to perform if not successful
1418 dnl     $6 = module name, if not the same as the library name
1419 dnl     $7 = extra libraries
1420 dnl
1421 dnl Sets these variables:
1422 dnl     $cf_cv_find_linkage_$3 - yes/no according to whether linkage is found
1423 dnl     $cf_cv_header_path_$3 - include-directory if needed
1424 dnl     $cf_cv_library_path_$3 - library-directory if needed
1425 dnl     $cf_cv_library_file_$3 - library-file if needed, e.g., -l$3
1426 AC_DEFUN([CF_FIND_LINKAGE],[
1427
1428 # If the linkage is not already in the $CPPFLAGS/$LDFLAGS configuration, these
1429 # will be set on completion of the AC_TRY_LINK below.
1430 cf_cv_header_path_$3=
1431 cf_cv_library_path_$3=
1432
1433 CF_MSG_LOG([Starting [FIND_LINKAGE]($3,$6)])
1434
1435 cf_save_LIBS="$LIBS"
1436
1437 AC_TRY_LINK([$1],[$2],[
1438         cf_cv_find_linkage_$3=yes
1439         cf_cv_header_path_$3=/usr/include
1440         cf_cv_library_path_$3=/usr/lib
1441 ],[
1442
1443 LIBS="-l$3 $7 $cf_save_LIBS"
1444
1445 AC_TRY_LINK([$1],[$2],[
1446         cf_cv_find_linkage_$3=yes
1447         cf_cv_header_path_$3=/usr/include
1448         cf_cv_library_path_$3=/usr/lib
1449         cf_cv_library_file_$3="-l$3"
1450 ],[
1451         cf_cv_find_linkage_$3=no
1452         LIBS="$cf_save_LIBS"
1453
1454     CF_VERBOSE(find linkage for $3 library)
1455     CF_MSG_LOG([Searching for headers in [FIND_LINKAGE]($3,$6)])
1456
1457     cf_save_CPPFLAGS="$CPPFLAGS"
1458     cf_test_CPPFLAGS="$CPPFLAGS"
1459
1460     CF_HEADER_PATH(cf_search,ifelse([$6],,[$3],[$6]))
1461     for cf_cv_header_path_$3 in $cf_search
1462     do
1463       if test -d $cf_cv_header_path_$3 ; then
1464         CF_VERBOSE(... testing $cf_cv_header_path_$3)
1465         CPPFLAGS="$cf_save_CPPFLAGS -I$cf_cv_header_path_$3"
1466         AC_TRY_COMPILE([$1],[$2],[
1467             CF_VERBOSE(... found $3 headers in $cf_cv_header_path_$3)
1468             cf_cv_find_linkage_$3=maybe
1469             cf_test_CPPFLAGS="$CPPFLAGS"
1470             break],[
1471             CPPFLAGS="$cf_save_CPPFLAGS"
1472             ])
1473       fi
1474     done
1475
1476     if test "$cf_cv_find_linkage_$3" = maybe ; then
1477
1478       CF_MSG_LOG([Searching for $3 library in [FIND_LINKAGE]($3,$6)])
1479
1480       cf_save_LIBS="$LIBS"
1481       cf_save_LDFLAGS="$LDFLAGS"
1482
1483       ifelse([$6],,,[
1484         CPPFLAGS="$cf_test_CPPFLAGS"
1485         LIBS="-l$3 $7 $cf_save_LIBS"
1486         AC_TRY_LINK([$1],[$2],[
1487             CF_VERBOSE(... found $3 library in system)
1488             cf_cv_find_linkage_$3=yes])
1489             CPPFLAGS="$cf_save_CPPFLAGS"
1490             LIBS="$cf_save_LIBS"
1491             ])
1492
1493       if test "$cf_cv_find_linkage_$3" != yes ; then
1494         CF_LIBRARY_PATH(cf_search,$3)
1495         for cf_cv_library_path_$3 in $cf_search
1496         do
1497           if test -d $cf_cv_library_path_$3 ; then
1498             CF_VERBOSE(... testing $cf_cv_library_path_$3)
1499             CPPFLAGS="$cf_test_CPPFLAGS"
1500             LIBS="-l$3 $7 $cf_save_LIBS"
1501             LDFLAGS="$cf_save_LDFLAGS -L$cf_cv_library_path_$3"
1502             AC_TRY_LINK([$1],[$2],[
1503                 CF_VERBOSE(... found $3 library in $cf_cv_library_path_$3)
1504                 cf_cv_find_linkage_$3=yes
1505                 cf_cv_library_file_$3="-l$3"
1506                 break],[
1507                 CPPFLAGS="$cf_save_CPPFLAGS"
1508                 LIBS="$cf_save_LIBS"
1509                 LDFLAGS="$cf_save_LDFLAGS"
1510                 ])
1511           fi
1512         done
1513         CPPFLAGS="$cf_save_CPPFLAGS"
1514         LDFLAGS="$cf_save_LDFLAGS"
1515       fi
1516
1517     else
1518       cf_cv_find_linkage_$3=no
1519     fi
1520     ],$7)
1521 ])
1522
1523 LIBS="$cf_save_LIBS"
1524
1525 if test "$cf_cv_find_linkage_$3" = yes ; then
1526 ifelse([$4],,[
1527         CF_ADD_INCDIR($cf_cv_header_path_$3)
1528         CF_ADD_LIBDIR($cf_cv_library_path_$3)
1529         CF_ADD_LIB($3)
1530 ],[$4])
1531 else
1532 ifelse([$5],,AC_MSG_WARN(Cannot find $3 library),[$5])
1533 fi
1534 ])dnl
1535 dnl ---------------------------------------------------------------------------
1536 dnl CF_FIXUP_ADAFLAGS version: 1 updated: 2012/03/31 18:48:10
1537 dnl -----------------
1538 dnl make ADAFLAGS consistent with CFLAGS
1539 AC_DEFUN([CF_FIXUP_ADAFLAGS],[
1540         AC_MSG_CHECKING(optimization options for ADAFLAGS)
1541         case "$CFLAGS" in
1542         *-g*)
1543                 CF_ADD_ADAFLAGS(-g)
1544                 ;;
1545         esac
1546         case "$CFLAGS" in
1547         *-O*)
1548                 cf_O_flag=`echo "$CFLAGS" |sed -e 's/^.*-O/-O/' -e 's/[[        ]].*//'`
1549                 CF_ADD_ADAFLAGS($cf_O_flag)
1550                 ;;
1551         esac
1552         AC_MSG_RESULT($ADAFLAGS)
1553 ])dnl
1554 dnl ---------------------------------------------------------------------------
1555 dnl CF_FORGET_TOOL version: 1 updated: 2013/04/06 18:03:09
1556 dnl --------------
1557 dnl Forget that we saw the given tool.
1558 AC_DEFUN([CF_FORGET_TOOL],[
1559 unset ac_cv_prog_ac_ct_$1
1560 unset ac_ct_$1
1561 unset $1
1562 ])dnl
1563 dnl ---------------------------------------------------------------------------
1564 dnl CF_FUNC_DLSYM version: 3 updated: 2012/10/06 11:17:15
1565 dnl -------------
1566 dnl Test for dlsym() and related functions, as well as libdl.
1567 dnl
1568 dnl Sets
1569 dnl     $cf_have_dlsym
1570 dnl     $cf_have_libdl
1571 AC_DEFUN([CF_FUNC_DLSYM],[
1572 cf_have_dlsym=no
1573 AC_CHECK_FUNC(dlsym,cf_have_dlsym=yes,[
1574
1575 cf_have_libdl=no
1576 AC_CHECK_LIB(dl,dlsym,[
1577         cf_have_dlsym=yes
1578         cf_have_libdl=yes])])
1579
1580 if test "$cf_have_dlsym" = yes ; then
1581         test "$cf_have_libdl" = yes && CF_ADD_LIB(dl)
1582
1583         AC_MSG_CHECKING(whether able to link to dl*() functions)
1584         AC_TRY_LINK([#include <dlfcn.h>],[
1585                 void *obj;
1586                 if ((obj = dlopen("filename", 0)) != 0) {
1587                         if (dlsym(obj, "symbolname") == 0) {
1588                         dlclose(obj);
1589                         }
1590                 }],[
1591                 AC_DEFINE(HAVE_LIBDL,1,[Define to 1 if we have dl library])],[
1592                 AC_MSG_ERROR(Cannot link test program for libdl)])
1593         AC_MSG_RESULT(ok)
1594 else
1595         AC_MSG_ERROR(Cannot find dlsym function)
1596 fi
1597 ])
1598 dnl ---------------------------------------------------------------------------
1599 dnl CF_FUNC_MEMMOVE version: 8 updated: 2012/10/04 20:12:20
1600 dnl ---------------
1601 dnl Check for memmove, or a bcopy that can handle overlapping copy.  If neither
1602 dnl is found, add our own version of memmove to the list of objects.
1603 AC_DEFUN([CF_FUNC_MEMMOVE],
1604 [
1605 AC_CHECK_FUNC(memmove,,[
1606 AC_CHECK_FUNC(bcopy,[
1607         AC_CACHE_CHECK(if bcopy does overlapping moves,cf_cv_good_bcopy,[
1608                 AC_TRY_RUN([
1609 int main() {
1610         static char data[] = "abcdefghijklmnopqrstuwwxyz";
1611         char temp[40];
1612         bcopy(data, temp, sizeof(data));
1613         bcopy(temp+10, temp, 15);
1614         bcopy(temp+5, temp+15, 10);
1615         ${cf_cv_main_return:-return} (strcmp(temp, "klmnopqrstuwwxypqrstuwwxyz"));
1616 }
1617                 ],
1618                 [cf_cv_good_bcopy=yes],
1619                 [cf_cv_good_bcopy=no],
1620                 [cf_cv_good_bcopy=unknown])
1621                 ])
1622         ],[cf_cv_good_bcopy=no])
1623         if test "$cf_cv_good_bcopy" = yes ; then
1624                 AC_DEFINE(USE_OK_BCOPY,1,[Define to 1 to use bcopy when memmove is unavailable])
1625         else
1626                 AC_DEFINE(USE_MY_MEMMOVE,1,[Define to 1 to use replacement function when memmove is unavailable])
1627         fi
1628 ])])dnl
1629 dnl ---------------------------------------------------------------------------
1630 dnl CF_FUNC_NANOSLEEP version: 4 updated: 2012/10/06 17:56:13
1631 dnl -----------------
1632 dnl Check for existence of workable nanosleep() function.  Some systems, e.g.,
1633 dnl AIX 4.x, provide a non-working version.
1634 AC_DEFUN([CF_FUNC_NANOSLEEP],[
1635 AC_CACHE_CHECK(if nanosleep really works,cf_cv_func_nanosleep,[
1636 AC_TRY_RUN([
1637 #include <stdio.h>
1638 #include <errno.h>
1639 #include <time.h>
1640
1641 #ifdef HAVE_SYS_TIME_H
1642 #include <sys/time.h>
1643 #endif
1644
1645 int main() {
1646         struct timespec ts1, ts2;
1647         int code;
1648         ts1.tv_sec  = 0;
1649         ts1.tv_nsec = 750000000;
1650         ts2.tv_sec  = 0;
1651         ts2.tv_nsec = 0;
1652         errno = 0;
1653         code = nanosleep(&ts1, &ts2); /* on failure errno is ENOSYS. */
1654         ${cf_cv_main_return:-return}(code != 0);
1655 }
1656 ],
1657         [cf_cv_func_nanosleep=yes],
1658         [cf_cv_func_nanosleep=no],
1659         [cf_cv_func_nanosleep=unknown])])
1660
1661 test "$cf_cv_func_nanosleep" = "yes" && AC_DEFINE(HAVE_NANOSLEEP,1,[Define to 1 if we have nanosleep()])
1662 ])
1663 dnl ---------------------------------------------------------------------------
1664 dnl CF_FUNC_OPENPTY version: 3 updated: 2010/05/29 16:31:02
1665 dnl ---------------
1666 dnl Check for openpty() function, along with <pty.h> header.  It may need the
1667 dnl "util" library as well.
1668 AC_DEFUN([CF_FUNC_OPENPTY],
1669 [
1670 AC_CHECK_LIB(util,openpty,cf_cv_lib_util=yes,cf_cv_lib_util=no)
1671 AC_CACHE_CHECK(for openpty header,cf_cv_func_openpty,[
1672     cf_save_LIBS="$LIBS"
1673     test $cf_cv_lib_util = yes && CF_ADD_LIB(util)
1674     for cf_header in pty.h libutil.h util.h
1675     do
1676     AC_TRY_LINK([
1677 #include <$cf_header>
1678 ],[
1679     int x = openpty((int *)0, (int *)0, (char *)0,
1680                    (struct termios *)0, (struct winsize *)0);
1681 ],[
1682         cf_cv_func_openpty=$cf_header
1683         break
1684 ],[
1685         cf_cv_func_openpty=no
1686 ])
1687     done
1688     LIBS="$cf_save_LIBS"
1689 ])
1690 ])dnl
1691 dnl ---------------------------------------------------------------------------
1692 dnl CF_FUNC_POLL version: 8 updated: 2012/10/04 05:24:07
1693 dnl ------------
1694 dnl See if the poll function really works.  Some platforms have poll(), but
1695 dnl it does not work for terminals or files.
1696 AC_DEFUN([CF_FUNC_POLL],[
1697 AC_CACHE_CHECK(if poll really works,cf_cv_working_poll,[
1698 AC_TRY_RUN([
1699 #include <stdlib.h>
1700 #include <stdio.h>
1701 #include <unistd.h>
1702 #include <fcntl.h>
1703 #ifdef HAVE_POLL_H
1704 #include <poll.h>
1705 #else
1706 #include <sys/poll.h>
1707 #endif
1708 int main() {
1709         struct pollfd myfds;
1710         int ret;
1711
1712         /* check for Darwin bug with respect to "devices" */
1713         myfds.fd = open("/dev/null", 1);        /* O_WRONLY */
1714         if (myfds.fd < 0)
1715                 myfds.fd = 0;
1716         myfds.events = POLLIN;
1717         myfds.revents = 0;
1718
1719         ret = poll(&myfds, 1, 100);
1720
1721         if (ret < 0 || (myfds.revents & POLLNVAL)) {
1722                 ret = -1;
1723         } else {
1724                 int fd = 0;
1725                 if (!isatty(fd)) {
1726                         fd = open("/dev/tty", 2);       /* O_RDWR */
1727                 }
1728
1729                 if (fd >= 0) {
1730                         /* also check with standard input */
1731                         myfds.fd = fd;
1732                         myfds.events = POLLIN;
1733                         myfds.revents = 0;
1734                         ret = poll(&myfds, 1, 100);
1735                 } else {
1736                         ret = -1;
1737                 }
1738         }
1739         ${cf_cv_main_return:-return}(ret < 0);
1740 }],
1741         [cf_cv_working_poll=yes],
1742         [cf_cv_working_poll=no],
1743         [cf_cv_working_poll=unknown])])
1744 test "$cf_cv_working_poll" = "yes" && AC_DEFINE(HAVE_WORKING_POLL,1,[Define to 1 if the poll function seems to work])
1745 ])dnl
1746 dnl ---------------------------------------------------------------------------
1747 dnl CF_FUNC_TERMIOS version: 3 updated: 2012/10/06 17:56:13
1748 dnl ---------------
1749 dnl Some old/broken variations define tcgetattr() only as a macro in
1750 dnl termio(s).h
1751 AC_DEFUN([CF_FUNC_TERMIOS],[
1752 AC_REQUIRE([CF_STRUCT_TERMIOS])
1753 AC_CACHE_CHECK(for tcgetattr, cf_cv_have_tcgetattr,[
1754 AC_TRY_LINK([
1755 #include <sys/types.h>
1756 #ifdef HAVE_UNISTD_H
1757 #include <unistd.h>
1758 #endif
1759 #ifdef HAVE_TERMIOS_H
1760 #include <termios.h>
1761 #define TTY struct termios
1762 #else
1763 #ifdef HAVE_TERMIO_H
1764 #include <termio.h>
1765 #define TTY struct termio
1766 #endif
1767 #endif
1768 ],[
1769 TTY foo;
1770 tcgetattr(1, &foo);],
1771 [cf_cv_have_tcgetattr=yes],
1772 [cf_cv_have_tcgetattr=no])])
1773 test "$cf_cv_have_tcgetattr" = yes && AC_DEFINE(HAVE_TCGETATTR,1,[Define to 1 if we have tcgetattr])
1774 ])dnl
1775 dnl ---------------------------------------------------------------------------
1776 dnl CF_FUNC_VSSCANF version: 4 updated: 2012/10/06 17:56:13
1777 dnl ---------------
1778 dnl Check for vsscanf() function, which is in c9x but generally not in earlier
1779 dnl versions of C.  It is in the GNU C library, and can often be simulated by
1780 dnl other functions.
1781 AC_DEFUN([CF_FUNC_VSSCANF],
1782 [
1783 AC_CACHE_CHECK(for vsscanf function or workaround,cf_cv_func_vsscanf,[
1784 AC_TRY_LINK([
1785 #include <stdarg.h>
1786 #include <stdio.h>],[
1787         va_list ap;
1788         vsscanf("from", "%d", ap)],[cf_cv_func_vsscanf=vsscanf],[
1789 AC_TRY_LINK([
1790 #include <stdarg.h>
1791 #include <stdio.h>],[
1792     FILE strbuf;
1793     char *str = "from";
1794
1795     strbuf._flag = _IOREAD;
1796     strbuf._ptr = strbuf._base = (unsigned char *) str;
1797     strbuf._cnt = strlen(str);
1798     strbuf._file = _NFILE;
1799     return (vfscanf(&strbuf, "%d", ap))],[cf_cv_func_vsscanf=vfscanf],[
1800 AC_TRY_LINK([
1801 #include <stdarg.h>
1802 #include <stdio.h>],[
1803     FILE strbuf;
1804     char *str = "from";
1805
1806     strbuf._flag = _IOREAD;
1807     strbuf._ptr = strbuf._base = (unsigned char *) str;
1808     strbuf._cnt = strlen(str);
1809     strbuf._file = _NFILE;
1810     return (_doscan(&strbuf, "%d", ap))],[cf_cv_func_vsscanf=_doscan],[
1811 cf_cv_func_vsscanf=no])])])])
1812
1813 case $cf_cv_func_vsscanf in #(vi
1814 vsscanf) AC_DEFINE(HAVE_VSSCANF,1,[Define to 1 if we have vsscanf]);; #(vi
1815 vfscanf) AC_DEFINE(HAVE_VFSCANF,1,[Define to 1 if we have vfscanf]);; #(vi
1816 _doscan) AC_DEFINE(HAVE__DOSCAN,1,[Define to 1 if we have _doscan]);;
1817 esac
1818
1819 ])dnl
1820 dnl ---------------------------------------------------------------------------
1821 dnl CF_GCC_ATTRIBUTES version: 16 updated: 2012/10/02 20:55:03
1822 dnl -----------------
1823 dnl Test for availability of useful gcc __attribute__ directives to quiet
1824 dnl compiler warnings.  Though useful, not all are supported -- and contrary
1825 dnl to documentation, unrecognized directives cause older compilers to barf.
1826 AC_DEFUN([CF_GCC_ATTRIBUTES],
1827 [
1828 if test "$GCC" = yes
1829 then
1830 cat > conftest.i <<EOF
1831 #ifndef GCC_PRINTF
1832 #define GCC_PRINTF 0
1833 #endif
1834 #ifndef GCC_SCANF
1835 #define GCC_SCANF 0
1836 #endif
1837 #ifndef GCC_NORETURN
1838 #define GCC_NORETURN /* nothing */
1839 #endif
1840 #ifndef GCC_UNUSED
1841 #define GCC_UNUSED /* nothing */
1842 #endif
1843 EOF
1844 if test "$GCC" = yes
1845 then
1846         AC_CHECKING([for $CC __attribute__ directives])
1847 cat > conftest.$ac_ext <<EOF
1848 #line __oline__ "${as_me:-configure}"
1849 #include "confdefs.h"
1850 #include "conftest.h"
1851 #include "conftest.i"
1852 #if     GCC_PRINTF
1853 #define GCC_PRINTFLIKE(fmt,var) __attribute__((format(printf,fmt,var)))
1854 #else
1855 #define GCC_PRINTFLIKE(fmt,var) /*nothing*/
1856 #endif
1857 #if     GCC_SCANF
1858 #define GCC_SCANFLIKE(fmt,var)  __attribute__((format(scanf,fmt,var)))
1859 #else
1860 #define GCC_SCANFLIKE(fmt,var)  /*nothing*/
1861 #endif
1862 extern void wow(char *,...) GCC_SCANFLIKE(1,2);
1863 extern void oops(char *,...) GCC_PRINTFLIKE(1,2) GCC_NORETURN;
1864 extern void foo(void) GCC_NORETURN;
1865 int main(int argc GCC_UNUSED, char *argv[[]] GCC_UNUSED) { return 0; }
1866 EOF
1867         cf_printf_attribute=no
1868         cf_scanf_attribute=no
1869         for cf_attribute in scanf printf unused noreturn
1870         do
1871                 CF_UPPER(cf_ATTRIBUTE,$cf_attribute)
1872                 cf_directive="__attribute__(($cf_attribute))"
1873                 echo "checking for $CC $cf_directive" 1>&AC_FD_CC
1874
1875                 case $cf_attribute in #(vi
1876                 printf) #(vi
1877                         cf_printf_attribute=yes
1878                         cat >conftest.h <<EOF
1879 #define GCC_$cf_ATTRIBUTE 1
1880 EOF
1881                         ;;
1882                 scanf) #(vi
1883                         cf_scanf_attribute=yes
1884                         cat >conftest.h <<EOF
1885 #define GCC_$cf_ATTRIBUTE 1
1886 EOF
1887                         ;;
1888                 *) #(vi
1889                         cat >conftest.h <<EOF
1890 #define GCC_$cf_ATTRIBUTE $cf_directive
1891 EOF
1892                         ;;
1893                 esac
1894
1895                 if AC_TRY_EVAL(ac_compile); then
1896                         test -n "$verbose" && AC_MSG_RESULT(... $cf_attribute)
1897                         cat conftest.h >>confdefs.h
1898                         case $cf_attribute in #(vi
1899                         noreturn) #(vi
1900                                 AC_DEFINE_UNQUOTED(GCC_NORETURN,$cf_directive,[Define to noreturn-attribute for gcc])
1901                                 ;;
1902                         printf) #(vi
1903                                 cf_value='/* nothing */'
1904                                 if test "$cf_printf_attribute" != no ; then
1905                                         cf_value='__attribute__((format(printf,fmt,var)))'
1906                                         AC_DEFINE(GCC_PRINTF,1,[Define to 1 if the compiler supports gcc-like printf attribute.])
1907                                 fi
1908                                 AC_DEFINE_UNQUOTED(GCC_PRINTFLIKE(fmt,var),$cf_value,[Define to printf-attribute for gcc])
1909                                 ;;
1910                         scanf) #(vi
1911                                 cf_value='/* nothing */'
1912                                 if test "$cf_scanf_attribute" != no ; then
1913                                         cf_value='__attribute__((format(scanf,fmt,var)))'
1914                                         AC_DEFINE(GCC_SCANF,1,[Define to 1 if the compiler supports gcc-like scanf attribute.])
1915                                 fi
1916                                 AC_DEFINE_UNQUOTED(GCC_SCANFLIKE(fmt,var),$cf_value,[Define to sscanf-attribute for gcc])
1917                                 ;;
1918                         unused) #(vi
1919                                 AC_DEFINE_UNQUOTED(GCC_UNUSED,$cf_directive,[Define to unused-attribute for gcc])
1920                                 ;;
1921                         esac
1922                 fi
1923         done
1924 else
1925         fgrep define conftest.i >>confdefs.h
1926 fi
1927 rm -rf conftest*
1928 fi
1929 ])dnl
1930 dnl ---------------------------------------------------------------------------
1931 dnl CF_GCC_VERSION version: 7 updated: 2012/10/18 06:46:33
1932 dnl --------------
1933 dnl Find version of gcc
1934 AC_DEFUN([CF_GCC_VERSION],[
1935 AC_REQUIRE([AC_PROG_CC])
1936 GCC_VERSION=none
1937 if test "$GCC" = yes ; then
1938         AC_MSG_CHECKING(version of $CC)
1939         GCC_VERSION="`${CC} --version 2>/dev/null | sed -e '2,$d' -e 's/^.*(GCC[[^)]]*) //' -e 's/^.*(Debian[[^)]]*) //' -e 's/^[[^0-9.]]*//' -e 's/[[^0-9.]].*//'`"
1940         test -z "$GCC_VERSION" && GCC_VERSION=unknown
1941         AC_MSG_RESULT($GCC_VERSION)
1942 fi
1943 ])dnl
1944 dnl ---------------------------------------------------------------------------
1945 dnl CF_GCC_WARNINGS version: 31 updated: 2013/11/19 19:23:35
1946 dnl ---------------
1947 dnl Check if the compiler supports useful warning options.  There's a few that
1948 dnl we don't use, simply because they're too noisy:
1949 dnl
1950 dnl     -Wconversion (useful in older versions of gcc, but not in gcc 2.7.x)
1951 dnl     -Wredundant-decls (system headers make this too noisy)
1952 dnl     -Wtraditional (combines too many unrelated messages, only a few useful)
1953 dnl     -Wwrite-strings (too noisy, but should review occasionally).  This
1954 dnl             is enabled for ncurses using "--enable-const".
1955 dnl     -pedantic
1956 dnl
1957 dnl Parameter:
1958 dnl     $1 is an optional list of gcc warning flags that a particular
1959 dnl             application might want to use, e.g., "no-unused" for
1960 dnl             -Wno-unused
1961 dnl Special:
1962 dnl     If $with_ext_const is "yes", add a check for -Wwrite-strings
1963 dnl
1964 AC_DEFUN([CF_GCC_WARNINGS],
1965 [
1966 AC_REQUIRE([CF_GCC_VERSION])
1967 CF_INTEL_COMPILER(GCC,INTEL_COMPILER,CFLAGS)
1968 CF_CLANG_COMPILER(GCC,CLANG_COMPILER,CFLAGS)
1969
1970 cat > conftest.$ac_ext <<EOF
1971 #line __oline__ "${as_me:-configure}"
1972 int main(int argc, char *argv[[]]) { return (argv[[argc-1]] == 0) ; }
1973 EOF
1974
1975 if test "$INTEL_COMPILER" = yes
1976 then
1977 # The "-wdXXX" options suppress warnings:
1978 # remark #1419: external declaration in primary source file
1979 # remark #1683: explicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
1980 # remark #1684: conversion from pointer to same-sized integral type (potential portability problem)
1981 # remark #193: zero used for undefined preprocessing identifier
1982 # remark #593: variable "curs_sb_left_arrow" was set but never used
1983 # remark #810: conversion from "int" to "Dimension={unsigned short}" may lose significant bits
1984 # remark #869: parameter "tw" was never referenced
1985 # remark #981: operands are evaluated in unspecified order
1986 # warning #279: controlling expression is constant
1987
1988         AC_CHECKING([for $CC warning options])
1989         cf_save_CFLAGS="$CFLAGS"
1990         EXTRA_CFLAGS="-Wall"
1991         for cf_opt in \
1992                 wd1419 \
1993                 wd1683 \
1994                 wd1684 \
1995                 wd193 \
1996                 wd593 \
1997                 wd279 \
1998                 wd810 \
1999                 wd869 \
2000                 wd981
2001         do
2002                 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
2003                 if AC_TRY_EVAL(ac_compile); then
2004                         test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
2005                         EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
2006                 fi
2007         done
2008         CFLAGS="$cf_save_CFLAGS"
2009
2010 elif test "$GCC" = yes
2011 then
2012         AC_CHECKING([for $CC warning options])
2013         cf_save_CFLAGS="$CFLAGS"
2014         EXTRA_CFLAGS=
2015         cf_warn_CONST=""
2016         test "$with_ext_const" = yes && cf_warn_CONST="Wwrite-strings"
2017         cf_gcc_warnings="Wignored-qualifiers Wlogical-op Wvarargs"
2018         test "x$CLANG_COMPILER" = xyes && cf_gcc_warnings=
2019         for cf_opt in W Wall \
2020                 Wbad-function-cast \
2021                 Wcast-align \
2022                 Wcast-qual \
2023                 Wdeclaration-after-statement \
2024                 Wextra \
2025                 Winline \
2026                 Wmissing-declarations \
2027                 Wmissing-prototypes \
2028                 Wnested-externs \
2029                 Wpointer-arith \
2030                 Wshadow \
2031                 Wstrict-prototypes \
2032                 Wundef $cf_gcc_warnings $cf_warn_CONST $1
2033         do
2034                 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
2035                 if AC_TRY_EVAL(ac_compile); then
2036                         test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
2037                         case $cf_opt in #(vi
2038                         Wcast-qual) #(vi
2039                                 CPPFLAGS="$CPPFLAGS -DXTSTRINGDEFINES"
2040                                 ;;
2041                         Winline) #(vi
2042                                 case $GCC_VERSION in
2043                                 [[34]].*)
2044                                         CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
2045                                         continue;;
2046                                 esac
2047                                 ;;
2048                         Wpointer-arith) #(vi
2049                                 case $GCC_VERSION in
2050                                 [[12]].*)
2051                                         CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
2052                                         continue;;
2053                                 esac
2054                                 ;;
2055                         esac
2056                         EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
2057                 fi
2058         done
2059         CFLAGS="$cf_save_CFLAGS"
2060 fi
2061 rm -rf conftest*
2062
2063 AC_SUBST(EXTRA_CFLAGS)
2064 ])dnl
2065 dnl ---------------------------------------------------------------------------
2066 dnl CF_GETOPT_HEADER version: 5 updated: 2012/10/06 16:39:58
2067 dnl ----------------
2068 dnl Check for getopt's variables which are commonly defined in stdlib.h,
2069 dnl unistd.h or (nonstandard) in getopt.h
2070 AC_DEFUN([CF_GETOPT_HEADER],
2071 [
2072 AC_HAVE_HEADERS(unistd.h getopt.h)
2073 AC_CACHE_CHECK(for header declaring getopt variables,cf_cv_getopt_header,[
2074 cf_cv_getopt_header=none
2075 for cf_header in stdio.h stdlib.h unistd.h getopt.h
2076 do
2077 AC_TRY_COMPILE([
2078 #include <$cf_header>],
2079 [int x = optind; char *y = optarg],
2080 [cf_cv_getopt_header=$cf_header
2081  break])
2082 done
2083 ])
2084 if test $cf_cv_getopt_header != none ; then
2085         AC_DEFINE(HAVE_GETOPT_HEADER,1,[Define to 1 if we need to include getopt.h])
2086 fi
2087 ])dnl
2088 dnl ---------------------------------------------------------------------------
2089 dnl CF_GNAT_GENERICS version: 2 updated: 2011/03/23 20:24:41
2090 dnl ----------------
2091 AC_DEFUN([CF_GNAT_GENERICS],
2092 [
2093 AC_REQUIRE([CF_GNAT_VERSION])
2094
2095 AC_MSG_CHECKING(if GNAT supports generics)
2096 case $cf_gnat_version in #(vi
2097 3.[[1-9]]*|[[4-9]].*) #(vi
2098         cf_gnat_generics=yes
2099         ;;
2100 *)
2101         cf_gnat_generics=no
2102         ;;
2103 esac
2104 AC_MSG_RESULT($cf_gnat_generics)
2105
2106 if test "$cf_gnat_generics" = yes
2107 then
2108         cf_compile_generics=generics
2109         cf_generic_objects="\${GENOBJS}"
2110 else
2111         cf_compile_generics=
2112         cf_generic_objects=
2113 fi
2114
2115 AC_SUBST(cf_compile_generics)
2116 AC_SUBST(cf_generic_objects)
2117 ])dnl
2118 dnl ---------------------------------------------------------------------------
2119 dnl CF_GNAT_PRAGMA_UNREF version: 1 updated: 2010/06/19 15:22:18
2120 dnl --------------------
2121 dnl Check if the gnat pragma "Unreferenced" works.
2122 AC_DEFUN([CF_GNAT_PRAGMA_UNREF],[
2123 AC_CACHE_CHECK(if GNAT pragma Unreferenced works,cf_cv_pragma_unreferenced,[
2124 CF_GNAT_TRY_LINK([procedure conftest;],
2125 [with Text_IO;
2126 with GNAT.OS_Lib;
2127 procedure conftest is
2128    test : Integer;
2129    pragma Unreferenced (test);
2130 begin
2131    test := 1;
2132    Text_IO.Put ("Hello World");
2133    Text_IO.New_Line;
2134    GNAT.OS_Lib.OS_Exit (0);
2135 end conftest;],
2136         [cf_cv_pragma_unreferenced=yes],
2137         [cf_cv_pragma_unreferenced=no])])
2138
2139 # if the pragma is supported, use it (needed in the Trace code).
2140 if test $cf_cv_pragma_unreferenced = yes ; then
2141         PRAGMA_UNREF=TRUE
2142 else
2143         PRAGMA_UNREF=FALSE
2144 fi
2145 AC_SUBST(PRAGMA_UNREF)
2146 ])dnl
2147 dnl ---------------------------------------------------------------------------
2148 dnl CF_GNAT_PROJECTS version: 4 updated: 2013/09/07 14:05:46
2149 dnl ----------------
2150 dnl GNAT projects are configured with ".gpr" project files.
2151 dnl GNAT libraries are a further development, using the project feature.
2152 AC_DEFUN([CF_GNAT_PROJECTS],
2153 [
2154 AC_REQUIRE([CF_GNAT_VERSION])
2155
2156 cf_gnat_libraries=no
2157 cf_gnat_projects=no
2158
2159 AC_MSG_CHECKING(if GNAT supports project files)
2160 case $cf_gnat_version in #(vi
2161 3.[[0-9]]*) #(vi
2162         ;;
2163 *)
2164         case $cf_cv_system_name in #(vi
2165         cygwin*|msys*) #(vi
2166                 ;;
2167         *)
2168                 mkdir conftest.src conftest.bin conftest.lib
2169                 cd conftest.src
2170                 rm -rf conftest* *~conftest*
2171                 cat >>library.gpr <<CF_EOF
2172 project Library is
2173   Kind := External ("LIB_KIND");
2174   for Library_Name use "ConfTest";
2175   for Object_Dir use ".";
2176   for Library_ALI_Dir use External("LIBRARY_DIR");
2177   for Library_Version use External ("SONAME");
2178   for Library_Kind use Kind;
2179   for Library_Dir use External("BUILD_DIR");
2180   Source_Dir := External ("SOURCE_DIR");
2181   for Source_Dirs use (Source_Dir);
2182   package Compiler is
2183      for Default_Switches ("Ada") use
2184        ("-g",
2185         "-O2",
2186         "-gnatafno",
2187         "-gnatVa",   -- All validity checks
2188         "-gnatwa");  -- Activate all optional errors
2189   end Compiler;
2190 end Library;
2191 CF_EOF
2192                 cat >>confpackage.ads <<CF_EOF
2193 package ConfPackage is
2194    procedure conftest;
2195 end ConfPackage;
2196 CF_EOF
2197                 cat >>confpackage.adb <<CF_EOF
2198 with Text_IO;
2199 package body ConfPackage is
2200    procedure conftest is
2201    begin
2202       Text_IO.Put ("Hello World");
2203       Text_IO.New_Line;
2204    end conftest;
2205 end ConfPackage;
2206 CF_EOF
2207                 if ( $cf_ada_make $ADAFLAGS \
2208                                 -Plibrary.gpr \
2209                                 -XBUILD_DIR=`cd ../conftest.bin;pwd` \
2210                                 -XLIBRARY_DIR=`cd ../conftest.lib;pwd` \
2211                                 -XSOURCE_DIR=`pwd` \
2212                                 -XSONAME=libConfTest.so.1 \
2213                                 -XLIB_KIND=static 1>&AC_FD_CC 2>&1 ) ; then
2214                         cf_gnat_projects=yes
2215                 fi
2216                 cd ..
2217                 if test -f conftest.lib/confpackage.ali
2218                 then
2219                         cf_gnat_libraries=yes
2220                 fi
2221                 rm -rf conftest* *~conftest*
2222                 ;;
2223         esac
2224         ;;
2225 esac
2226 AC_MSG_RESULT($cf_gnat_projects)
2227
2228 if test $cf_gnat_projects = yes
2229 then
2230         AC_MSG_CHECKING(if GNAT supports libraries)
2231         AC_MSG_RESULT($cf_gnat_libraries)
2232 fi
2233
2234 if test "$cf_gnat_projects" = yes
2235 then
2236         USE_OLD_MAKERULES="#"
2237         USE_GNAT_PROJECTS=""
2238 else
2239         USE_OLD_MAKERULES=""
2240         USE_GNAT_PROJECTS="#"
2241 fi
2242
2243 if test "$cf_gnat_libraries" = yes
2244 then
2245         USE_GNAT_LIBRARIES=""
2246 else
2247         USE_GNAT_LIBRARIES="#"
2248 fi
2249
2250 AC_SUBST(USE_OLD_MAKERULES)
2251 AC_SUBST(USE_GNAT_PROJECTS)
2252 AC_SUBST(USE_GNAT_LIBRARIES)
2253 ])dnl
2254 dnl ---------------------------------------------------------------------------
2255 dnl CF_GNAT_SIGINT version: 1 updated: 2011/03/27 20:07:59
2256 dnl --------------
2257 dnl Check if gnat supports SIGINT, and presumably tasking.  For the latter, it
2258 dnl is noted that gnat may compile a tasking unit even for configurations which
2259 dnl fail at runtime.
2260 AC_DEFUN([CF_GNAT_SIGINT],[
2261 AC_CACHE_CHECK(if GNAT supports SIGINT,cf_cv_gnat_sigint,[
2262 CF_GNAT_TRY_LINK([with Ada.Interrupts.Names;
2263
2264 package ConfTest is
2265
2266    pragma Warnings (Off);  --  the next pragma exists since 3.11p
2267    pragma Unreserve_All_Interrupts;
2268    pragma Warnings (On);
2269
2270    protected Process is
2271       procedure Stop;
2272       function Continue return Boolean;
2273       pragma Attach_Handler (Stop, Ada.Interrupts.Names.SIGINT);
2274    private
2275       Done : Boolean := False;
2276    end Process;
2277
2278 end ConfTest;],
2279 [package body ConfTest is
2280    protected body Process is
2281       procedure Stop is
2282       begin
2283          Done := True;
2284       end Stop;
2285       function Continue return Boolean is
2286       begin
2287          return not Done;
2288       end Continue;
2289    end Process;
2290 end ConfTest;],
2291         [cf_cv_gnat_sigint=yes],
2292         [cf_cv_gnat_sigint=no])])
2293
2294 if test $cf_cv_gnat_sigint = yes ; then
2295         USE_GNAT_SIGINT=""
2296 else
2297         USE_GNAT_SIGINT="#"
2298 fi
2299 AC_SUBST(USE_GNAT_SIGINT)
2300 ])dnl
2301 dnl ---------------------------------------------------------------------------
2302 dnl CF_GNAT_TRY_LINK version: 3 updated: 2011/03/19 14:47:45
2303 dnl ----------------
2304 dnl Verify that a test program compiles/links with GNAT.
2305 dnl $cf_ada_make is set to the program that compiles/links
2306 dnl $ADAFLAGS may be set to the GNAT flags.
2307 dnl
2308 dnl $1 is the text of the spec
2309 dnl $2 is the text of the body
2310 dnl $3 is the shell command to execute if successful
2311 dnl $4 is the shell command to execute if not successful
2312 AC_DEFUN([CF_GNAT_TRY_LINK],
2313 [
2314 rm -rf conftest* *~conftest*
2315 cat >>conftest.ads <<CF_EOF
2316 $1
2317 CF_EOF
2318 cat >>conftest.adb <<CF_EOF
2319 $2
2320 CF_EOF
2321 if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
2322 ifelse($3,,      :,[      $3])
2323 ifelse($4,,,[else
2324    $4])
2325 fi
2326 rm -rf conftest* *~conftest*
2327 ])dnl
2328 dnl ---------------------------------------------------------------------------
2329 dnl CF_GNAT_TRY_RUN version: 5 updated: 2011/03/19 14:47:45
2330 dnl ---------------
2331 dnl Verify that a test program compiles and runs with GNAT
2332 dnl $cf_ada_make is set to the program that compiles/links
2333 dnl $ADAFLAGS may be set to the GNAT flags.
2334 dnl
2335 dnl $1 is the text of the spec
2336 dnl $2 is the text of the body
2337 dnl $3 is the shell command to execute if successful
2338 dnl $4 is the shell command to execute if not successful
2339 AC_DEFUN([CF_GNAT_TRY_RUN],
2340 [
2341 rm -rf conftest* *~conftest*
2342 cat >>conftest.ads <<CF_EOF
2343 $1
2344 CF_EOF
2345 cat >>conftest.adb <<CF_EOF
2346 $2
2347 CF_EOF
2348 if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
2349    if ( ./conftest 1>&AC_FD_CC 2>&1 ) ; then
2350 ifelse($3,,      :,[      $3])
2351 ifelse($4,,,[   else
2352       $4])
2353    fi
2354 ifelse($4,,,[else
2355    $4])
2356 fi
2357 rm -rf conftest* *~conftest*
2358 ])dnl
2359 dnl ---------------------------------------------------------------------------
2360 dnl CF_GNAT_VERSION version: 18 updated: 2012/01/21 19:28:10
2361 dnl ---------------
2362 dnl Verify version of GNAT.
2363 AC_DEFUN([CF_GNAT_VERSION],
2364 [
2365 AC_MSG_CHECKING(for gnat version)
2366 cf_gnat_version=`${cf_ada_make:-gnatmake} -v 2>&1 | \
2367         grep '[[0-9]].[[0-9]][[0-9]]*' |\
2368     sed -e '2,$d' -e 's/[[^0-9 \.]]//g' -e 's/^[[ ]]*//' -e 's/ .*//'`
2369 AC_MSG_RESULT($cf_gnat_version)
2370
2371 case $cf_gnat_version in #(vi
2372 3.1[[1-9]]*|3.[[2-9]]*|[[4-9]].*|20[[0-9]][[0-9]]) #(vi
2373         cf_cv_prog_gnat_correct=yes
2374         ;;
2375 *)
2376         AC_MSG_WARN(Unsupported GNAT version $cf_gnat_version. We require 3.11 or better. Disabling Ada95 binding.)
2377         cf_cv_prog_gnat_correct=no
2378         ;;
2379 esac
2380 ])
2381 dnl ---------------------------------------------------------------------------
2382 dnl CF_GNU_SOURCE version: 6 updated: 2005/07/09 13:23:07
2383 dnl -------------
2384 dnl Check if we must define _GNU_SOURCE to get a reasonable value for
2385 dnl _XOPEN_SOURCE, upon which many POSIX definitions depend.  This is a defect
2386 dnl (or misfeature) of glibc2, which breaks portability of many applications,
2387 dnl since it is interwoven with GNU extensions.
2388 dnl
2389 dnl Well, yes we could work around it...
2390 AC_DEFUN([CF_GNU_SOURCE],
2391 [
2392 AC_CACHE_CHECK(if we must define _GNU_SOURCE,cf_cv_gnu_source,[
2393 AC_TRY_COMPILE([#include <sys/types.h>],[
2394 #ifndef _XOPEN_SOURCE
2395 make an error
2396 #endif],
2397         [cf_cv_gnu_source=no],
2398         [cf_save="$CPPFLAGS"
2399          CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
2400          AC_TRY_COMPILE([#include <sys/types.h>],[
2401 #ifdef _XOPEN_SOURCE
2402 make an error
2403 #endif],
2404         [cf_cv_gnu_source=no],
2405         [cf_cv_gnu_source=yes])
2406         CPPFLAGS="$cf_save"
2407         ])
2408 ])
2409 test "$cf_cv_gnu_source" = yes && CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
2410 ])dnl
2411 dnl ---------------------------------------------------------------------------
2412 dnl CF_GPP_LIBRARY version: 11 updated: 2012/10/06 17:56:13
2413 dnl --------------
2414 dnl If we're trying to use g++, test if libg++ is installed (a rather common
2415 dnl problem :-).  If we have the compiler but no library, we'll be able to
2416 dnl configure, but won't be able to build the c++ demo program.
2417 AC_DEFUN([CF_GPP_LIBRARY],
2418 [
2419 cf_cxx_library=unknown
2420 case $cf_cv_system_name in #(vi
2421 os2*) #(vi
2422         cf_gpp_libname=gpp
2423         ;;
2424 *)
2425         cf_gpp_libname=g++
2426         ;;
2427 esac
2428 if test "$GXX" = yes; then
2429         AC_MSG_CHECKING([for lib$cf_gpp_libname])
2430         cf_save="$LIBS"
2431         CF_ADD_LIB($cf_gpp_libname)
2432         AC_TRY_LINK([
2433 #include <$cf_gpp_libname/builtin.h>
2434         ],
2435         [two_arg_error_handler_t foo2 = lib_error_handler],
2436         [cf_cxx_library=yes
2437          CF_ADD_LIB($cf_gpp_libname,CXXLIBS)
2438          if test "$cf_gpp_libname" = cpp ; then
2439             AC_DEFINE(HAVE_GPP_BUILTIN_H,1,[Define to 1 if we have gpp builtin.h])
2440          else
2441             AC_DEFINE(HAVE_GXX_BUILTIN_H,1,[Define to 1 if we have g++ builtin.h])
2442          fi],
2443         [AC_TRY_LINK([
2444 #include <builtin.h>
2445         ],
2446         [two_arg_error_handler_t foo2 = lib_error_handler],
2447         [cf_cxx_library=yes
2448          CF_ADD_LIB($cf_gpp_libname,CXXLIBS)
2449          AC_DEFINE(HAVE_BUILTIN_H,1,[Define to 1 if we have builtin.h])],
2450         [cf_cxx_library=no])])
2451         LIBS="$cf_save"
2452         AC_MSG_RESULT($cf_cxx_library)
2453 fi
2454 ])dnl
2455 dnl ---------------------------------------------------------------------------
2456 dnl CF_GXX_VERSION version: 7 updated: 2012/06/16 14:55:39
2457 dnl --------------
2458 dnl Check for version of g++
2459 AC_DEFUN([CF_GXX_VERSION],[
2460 AC_REQUIRE([AC_PROG_CPP])
2461 GXX_VERSION=none
2462 if test "$GXX" = yes; then
2463         AC_MSG_CHECKING(version of ${CXX:-g++})
2464         GXX_VERSION="`${CXX:-g++} --version| sed -e '2,$d' -e 's/^.*(GCC) //' -e 's/^[[^0-9.]]*//' -e 's/[[^0-9.]].*//'`"
2465         test -z "$GXX_VERSION" && GXX_VERSION=unknown
2466         AC_MSG_RESULT($GXX_VERSION)
2467 fi
2468 ])dnl
2469 dnl ---------------------------------------------------------------------------
2470 dnl CF_GXX_WARNINGS version: 8 updated: 2013/11/16 14:27:53
2471 dnl ---------------
2472 dnl Check if the compiler supports useful warning options.
2473 dnl
2474 dnl Most of gcc's options apply to g++, except:
2475 dnl     -Wbad-function-cast
2476 dnl     -Wmissing-declarations
2477 dnl     -Wnested-externs
2478 dnl
2479 dnl Omit a few (for now):
2480 dnl     -Winline
2481 dnl
2482 dnl Parameter:
2483 dnl     $1 is an optional list of g++ warning flags that a particular
2484 dnl             application might want to use, e.g., "no-unused" for
2485 dnl             -Wno-unused
2486 dnl Special:
2487 dnl     If $with_ext_const is "yes", add a check for -Wwrite-strings
2488 dnl
2489 AC_DEFUN([CF_GXX_WARNINGS],
2490 [
2491
2492 CF_INTEL_COMPILER(GXX,INTEL_CPLUSPLUS,CXXFLAGS)
2493 CF_CLANG_COMPILER(GXX,CLANG_CPLUSPLUS,CXXFLAGS)
2494
2495 AC_REQUIRE([CF_GXX_VERSION])
2496
2497 AC_LANG_SAVE
2498 AC_LANG_CPLUSPLUS
2499
2500 cat > conftest.$ac_ext <<EOF
2501 #line __oline__ "configure"
2502 int main(int argc, char *argv[[]]) { return (argv[[argc-1]] == 0) ; }
2503 EOF
2504
2505 if test "$INTEL_CPLUSPLUS" = yes
2506 then
2507 # The "-wdXXX" options suppress warnings:
2508 # remark #1419: external declaration in primary source file
2509 # remark #1682: implicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
2510 # remark #1683: explicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
2511 # remark #1684: conversion from pointer to same-sized integral type (potential portability problem)
2512 # remark #193: zero used for undefined preprocessing identifier
2513 # remark #593: variable "curs_sb_left_arrow" was set but never used
2514 # remark #810: conversion from "int" to "Dimension={unsigned short}" may lose significant bits
2515 # remark #869: parameter "tw" was never referenced
2516 # remark #981: operands are evaluated in unspecified order
2517 # warning #269: invalid format string conversion
2518
2519         AC_CHECKING([for $CC warning options])
2520         cf_save_CXXFLAGS="$CXXFLAGS"
2521         EXTRA_CXXFLAGS="-Wall"
2522         for cf_opt in \
2523                 wd1419 \
2524                 wd1682 \
2525                 wd1683 \
2526                 wd1684 \
2527                 wd193 \
2528                 wd279 \
2529                 wd593 \
2530                 wd810 \
2531                 wd869 \
2532                 wd981
2533         do
2534                 CXXFLAGS="$cf_save_CXXFLAGS $EXTRA_CXXFLAGS -$cf_opt"
2535                 if AC_TRY_EVAL(ac_compile); then
2536                         test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
2537                         EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS -$cf_opt"
2538                 fi
2539         done
2540         CXXFLAGS="$cf_save_CXXFLAGS"
2541
2542 elif test "$GXX" = yes
2543 then
2544         AC_CHECKING([for $CXX warning options])
2545         cf_save_CXXFLAGS="$CXXFLAGS"
2546         EXTRA_CXXFLAGS="-W -Wall"
2547         cf_gxx_extra_warnings=""
2548         test "$with_ext_const" = yes && cf_gxx_extra_warnings="Wwrite-strings"
2549         case "$GCC_VERSION" in
2550         [[1-2]].*)
2551                 ;;
2552         *)
2553                 cf_gxx_extra_warnings="$cf_gxx_extra_warnings Weffc++"
2554                 ;;
2555         esac
2556         for cf_opt in \
2557                 Wabi \
2558                 fabi-version=0 \
2559                 Wextra \
2560                 Wignored-qualifiers \
2561                 Wlogical-op \
2562                 Woverloaded-virtual \
2563                 Wsign-promo \
2564                 Wsynth \
2565                 Wold-style-cast \
2566                 Wcast-align \
2567                 Wcast-qual \
2568                 Wpointer-arith \
2569                 Wshadow \
2570                 Wundef $cf_gxx_extra_warnings $1
2571         do
2572                 CXXFLAGS="$cf_save_CXXFLAGS $EXTRA_CXXFLAGS -Werror -$cf_opt"
2573                 if AC_TRY_EVAL(ac_compile); then
2574                         test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
2575                         EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS -$cf_opt"
2576                 else
2577                         test -n "$verbose" && AC_MSG_RESULT(... no -$cf_opt)
2578                 fi
2579         done
2580         CXXFLAGS="$cf_save_CXXFLAGS"
2581 fi
2582
2583 rm -rf conftest*
2584 AC_LANG_RESTORE
2585 AC_SUBST(EXTRA_CXXFLAGS)
2586 ])dnl
2587 dnl ---------------------------------------------------------------------------
2588 dnl CF_HASHED_DB version: 4 updated: 2010/05/29 16:31:02
2589 dnl ------------
2590 dnl Look for an instance of the Berkeley hashed database.
2591 dnl
2592 dnl $1 = optional parameter, to specify install-prefix for the database.
2593 AC_DEFUN([CF_HASHED_DB],
2594 [
2595 ifelse([$1],,,[
2596 case $1 in #(vi
2597 yes|*able*) #(vi
2598     ;;
2599 *)
2600     if test -d "$1" ; then
2601         CF_ADD_INCDIR($1/include)
2602         CF_ADD_LIBDIR($1/lib)
2603     fi
2604 esac
2605 ])
2606 AC_CHECK_HEADER(db.h,[
2607 CF_HASHED_DB_VERSION
2608 if test "$cf_cv_hashed_db_version" = unknown ; then
2609         AC_MSG_ERROR(Cannot determine version of db)
2610 else
2611         CF_HASHED_DB_LIBS
2612         if test "$cf_cv_hashed_db_libs" = unknown ; then
2613                 AC_MSG_ERROR(Cannot determine library for db)
2614         elif test "$cf_cv_hashed_db_libs" != default ; then
2615                 CF_ADD_LIB($cf_cv_hashed_db_libs)
2616         fi
2617 fi
2618 ],[
2619         AC_MSG_ERROR(Cannot find db.h)
2620 ])
2621 ])dnl
2622 dnl ---------------------------------------------------------------------------
2623 dnl CF_HASHED_DB_LIBS version: 9 updated: 2010/05/29 16:31:02
2624 dnl -----------------
2625 dnl Given that we have the header and version for hashed database, find the
2626 dnl library information.
2627 AC_DEFUN([CF_HASHED_DB_LIBS],
2628 [
2629 AC_CACHE_CHECK(for db libraries, cf_cv_hashed_db_libs,[
2630 cf_cv_hashed_db_libs=unknown
2631 for cf_db_libs in "" db$cf_cv_hashed_db_version db-$cf_cv_hashed_db_version db ''
2632 do
2633         cf_save_libs="$LIBS"
2634         if test -n "$cf_db_libs"; then
2635                 CF_ADD_LIB($cf_db_libs)
2636         fi
2637         CF_MSG_LOG(checking for library "$cf_db_libs")
2638         AC_TRY_LINK([
2639 $ac_includes_default
2640 #include <db.h>
2641 ],[
2642         char *path = "/tmp/foo";
2643 #ifdef DB_VERSION_MAJOR
2644 #if DB_VERSION_MAJOR >= 4
2645         DB *result = 0;
2646         db_create(&result, NULL, 0);
2647         result->open(result,
2648                 NULL,
2649                 path,
2650                 path,
2651                 DB_HASH,
2652                 DB_CREATE,
2653                 0644);
2654 #elif DB_VERSION_MAJOR >= 3
2655         DB *result = 0;
2656         db_create(&result, NULL, 0);
2657         result->open(result,
2658                 path,
2659                 path,
2660                 DB_HASH,
2661                 DB_CREATE,
2662                 0644);
2663 #elif DB_VERSION_MAJOR >= 2
2664         DB *result = 0;
2665         db_open(path,
2666                 DB_HASH,
2667                 DB_CREATE,
2668                 0644,
2669                 (DB_ENV *) 0,
2670                 (DB_INFO *) 0,
2671                 &result);
2672 #endif /* DB_VERSION_MAJOR */
2673 #else
2674         DB *result = dbopen(path,
2675                      2,
2676                      0644,
2677                      DB_HASH,
2678                      0);
2679 #endif
2680         ${cf_cv_main_return:-return}(result != 0)
2681 ],[
2682         if test -n "$cf_db_libs" ; then
2683                 cf_cv_hashed_db_libs=$cf_db_libs
2684         else
2685                 cf_cv_hashed_db_libs=default
2686         fi
2687         LIBS="$cf_save_libs"
2688         break
2689 ])
2690         LIBS="$cf_save_libs"
2691 done
2692 ])
2693 ])dnl
2694 dnl ---------------------------------------------------------------------------
2695 dnl CF_HASHED_DB_VERSION version: 3 updated: 2007/12/01 15:01:37
2696 dnl --------------------
2697 dnl Given that we have the header file for hashed database, find the version
2698 dnl information.
2699 AC_DEFUN([CF_HASHED_DB_VERSION],
2700 [
2701 AC_CACHE_CHECK(for version of db, cf_cv_hashed_db_version,[
2702 cf_cv_hashed_db_version=unknown
2703
2704 for cf_db_version in 1 2 3 4 5
2705 do
2706         CF_MSG_LOG(checking for db version $cf_db_version)
2707         AC_TRY_COMPILE([
2708 $ac_includes_default
2709 #include <db.h>
2710
2711 #ifdef DB_VERSION_MAJOR
2712         /* db2 (DB_VERSION_MAJOR=2) has also DB_VERSION_MINOR, tested with 7 */
2713 #if $cf_db_version == DB_VERSION_MAJOR
2714         /* ok */
2715 #else
2716         make an error
2717 #endif
2718 #else
2719 #if $cf_db_version == 1
2720         /* ok: assuming this is DB 1.8.5 */
2721 #else
2722         make an error
2723 #endif
2724 #endif
2725 ],[DBT *foo = 0],[
2726         cf_cv_hashed_db_version=$cf_db_version
2727         break
2728         ])
2729 done
2730 ])
2731 ])dnl
2732 dnl ---------------------------------------------------------------------------
2733 dnl CF_HEADER_PATH version: 12 updated: 2010/05/05 05:22:40
2734 dnl --------------
2735 dnl Construct a search-list of directories for a nonstandard header-file
2736 dnl
2737 dnl Parameters
2738 dnl     $1 = the variable to return as result
2739 dnl     $2 = the package name
2740 AC_DEFUN([CF_HEADER_PATH],
2741 [
2742 $1=
2743
2744 # collect the current set of include-directories from compiler flags
2745 cf_header_path_list=""
2746 if test -n "${CFLAGS}${CPPFLAGS}" ; then
2747         for cf_header_path in $CPPFLAGS $CFLAGS
2748         do
2749                 case $cf_header_path in #(vi
2750                 -I*)
2751                         cf_header_path=`echo ".$cf_header_path" |sed -e 's/^...//' -e 's,/include$,,'`
2752                         CF_ADD_SUBDIR_PATH($1,$2,include,$cf_header_path,NONE)
2753                         cf_header_path_list="$cf_header_path_list [$]$1"
2754                         ;;
2755                 esac
2756         done
2757 fi
2758
2759 # add the variations for the package we are looking for
2760 CF_SUBDIR_PATH($1,$2,include)
2761
2762 test "$includedir" != NONE && \
2763 test "$includedir" != "/usr/include" && \
2764 test -d "$includedir" && {
2765         test -d $includedir &&    $1="[$]$1 $includedir"
2766         test -d $includedir/$2 && $1="[$]$1 $includedir/$2"
2767 }
2768
2769 test "$oldincludedir" != NONE && \
2770 test "$oldincludedir" != "/usr/include" && \
2771 test -d "$oldincludedir" && {
2772         test -d $oldincludedir    && $1="[$]$1 $oldincludedir"
2773         test -d $oldincludedir/$2 && $1="[$]$1 $oldincludedir/$2"
2774 }
2775
2776 $1="[$]$1 $cf_header_path_list"
2777 ])dnl
2778 dnl ---------------------------------------------------------------------------
2779 dnl CF_HELP_MESSAGE version: 3 updated: 1998/01/14 10:56:23
2780 dnl ---------------
2781 dnl Insert text into the help-message, for readability, from AC_ARG_WITH.
2782 AC_DEFUN([CF_HELP_MESSAGE],
2783 [AC_DIVERT_HELP([$1])dnl
2784 ])dnl
2785 dnl ---------------------------------------------------------------------------
2786 dnl CF_INCLUDE_DIRS version: 8 updated: 2013/10/12 16:45:09
2787 dnl ---------------
2788 dnl Construct the list of include-options according to whether we're building
2789 dnl in the source directory or using '--srcdir=DIR' option.  If we're building
2790 dnl with gcc, don't append the includedir if it happens to be /usr/include,
2791 dnl since that usually breaks gcc's shadow-includes.
2792 AC_DEFUN([CF_INCLUDE_DIRS],
2793 [
2794 if test "$GCC" != yes; then
2795         CPPFLAGS="-I\${includedir} $CPPFLAGS"
2796 elif test "$includedir" != "/usr/include"; then
2797         if test "$includedir" = '${prefix}/include' ; then
2798                 if test x$prefix != x/usr ; then
2799                         CPPFLAGS="-I\${includedir} $CPPFLAGS"
2800                 fi
2801         else
2802                 CPPFLAGS="-I\${includedir} $CPPFLAGS"
2803         fi
2804 fi
2805 if test "$srcdir" != "."; then
2806         CPPFLAGS="-I\${srcdir}/../include $CPPFLAGS"
2807 fi
2808 CPPFLAGS="-I. -I../include $CPPFLAGS"
2809 AC_SUBST(CPPFLAGS)
2810 ])dnl
2811 dnl ---------------------------------------------------------------------------
2812 dnl CF_INTEL_COMPILER version: 5 updated: 2013/02/10 10:41:05
2813 dnl -----------------
2814 dnl Check if the given compiler is really the Intel compiler for Linux.  It
2815 dnl tries to imitate gcc, but does not return an error when it finds a mismatch
2816 dnl between prototypes, e.g., as exercised by CF_MISSING_CHECK.
2817 dnl
2818 dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to
2819 dnl ensure that it is not mistaken for gcc/g++.  It is normally invoked from
2820 dnl the wrappers for gcc and g++ warnings.
2821 dnl
2822 dnl $1 = GCC (default) or GXX
2823 dnl $2 = INTEL_COMPILER (default) or INTEL_CPLUSPLUS
2824 dnl $3 = CFLAGS (default) or CXXFLAGS
2825 AC_DEFUN([CF_INTEL_COMPILER],[
2826 AC_REQUIRE([AC_CANONICAL_HOST])
2827 ifelse([$2],,INTEL_COMPILER,[$2])=no
2828
2829 if test "$ifelse([$1],,[$1],GCC)" = yes ; then
2830         case $host_os in
2831         linux*|gnu*)
2832                 AC_MSG_CHECKING(if this is really Intel ifelse([$1],GXX,C++,C) compiler)
2833                 cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])"
2834                 ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -no-gcc"
2835                 AC_TRY_COMPILE([],[
2836 #ifdef __INTEL_COMPILER
2837 #else
2838 make an error
2839 #endif
2840 ],[ifelse([$2],,INTEL_COMPILER,[$2])=yes
2841 cf_save_CFLAGS="$cf_save_CFLAGS -we147 -no-gcc"
2842 ],[])
2843                 ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS"
2844                 AC_MSG_RESULT($ifelse([$2],,INTEL_COMPILER,[$2]))
2845                 ;;
2846         esac
2847 fi
2848 ])dnl
2849 dnl ---------------------------------------------------------------------------
2850 dnl CF_ISASCII version: 4 updated: 2012/10/06 17:56:13
2851 dnl ----------
2852 dnl Check if we have either a function or macro for 'isascii()'.
2853 AC_DEFUN([CF_ISASCII],
2854 [
2855 AC_MSG_CHECKING(for isascii)
2856 AC_CACHE_VAL(cf_cv_have_isascii,[
2857         AC_TRY_LINK([#include <ctype.h>],[int x = isascii(' ')],
2858         [cf_cv_have_isascii=yes],
2859         [cf_cv_have_isascii=no])
2860 ])dnl
2861 AC_MSG_RESULT($cf_cv_have_isascii)
2862 test "$cf_cv_have_isascii" = yes && AC_DEFINE(HAVE_ISASCII,1,[Define to 1 if we have isascii()])
2863 ])dnl
2864 dnl ---------------------------------------------------------------------------
2865 dnl CF_LARGEFILE version: 8 updated: 2012/10/06 08:57:51
2866 dnl ------------
2867 dnl Add checks for large file support.
2868 AC_DEFUN([CF_LARGEFILE],[
2869 ifdef([AC_FUNC_FSEEKO],[
2870     AC_SYS_LARGEFILE
2871     if test "$enable_largefile" != no ; then
2872         AC_FUNC_FSEEKO
2873
2874         # Normally we would collect these definitions in the config.h,
2875         # but (like _XOPEN_SOURCE), some environments rely on having these
2876         # defined before any of the system headers are included.  Another
2877         # case comes up with C++, e.g., on AIX the compiler compiles the
2878         # header files by themselves before looking at the body files it is
2879         # told to compile.  For ncurses, those header files do not include
2880         # the config.h
2881         test "$ac_cv_sys_large_files"      != no && CPPFLAGS="$CPPFLAGS -D_LARGE_FILES "
2882         test "$ac_cv_sys_largefile_source" != no && CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE "
2883         test "$ac_cv_sys_file_offset_bits" != no && CPPFLAGS="$CPPFLAGS -D_FILE_OFFSET_BITS=$ac_cv_sys_file_offset_bits "
2884
2885         AC_CACHE_CHECK(whether to use struct dirent64, cf_cv_struct_dirent64,[
2886                 AC_TRY_COMPILE([
2887 #include <sys/types.h>
2888 #include <dirent.h>
2889                 ],[
2890                 /* if transitional largefile support is setup, this is true */
2891                 extern struct dirent64 * readdir(DIR *);
2892                 struct dirent64 *x = readdir((DIR *)0);
2893                 struct dirent *y = readdir((DIR *)0);
2894                 int z = x - y;
2895                 ],
2896                 [cf_cv_struct_dirent64=yes],
2897                 [cf_cv_struct_dirent64=no])
2898         ])
2899         test "$cf_cv_struct_dirent64" = yes && AC_DEFINE(HAVE_STRUCT_DIRENT64,1,[Define to 1 if we have struct dirent64])
2900     fi
2901 ])
2902 ])
2903 dnl ---------------------------------------------------------------------------
2904 dnl CF_LDFLAGS_STATIC version: 10 updated: 2011/09/24 12:51:48
2905 dnl -----------------
2906 dnl Check for compiler/linker flags used to temporarily force usage of static
2907 dnl libraries.  This depends on the compiler and platform.  Use this to help
2908 dnl ensure that the linker picks up a given library based on its position in
2909 dnl the list of linker options and libraries.
2910 AC_DEFUN([CF_LDFLAGS_STATIC],[
2911
2912 if test "$GCC" = yes ; then
2913         case $cf_cv_system_name in #(
2914         OS/2*|os2*|aix[[4]]*|solaris2.1[[0-9]]|darwin*)         #( vi
2915                 LDFLAGS_STATIC=
2916                 LDFLAGS_SHARED=
2917                 ;;
2918     *)  #( normally, except when broken
2919         LDFLAGS_STATIC=-static
2920         LDFLAGS_SHARED=-dynamic
2921         ;;
2922     esac
2923 else
2924         case $cf_cv_system_name in #(
2925         aix[[4-7]]*)    #( from ld manpage
2926                 LDFLAGS_STATIC=-bstatic
2927                 LDFLAGS_SHARED=-bdynamic
2928                 ;;
2929         hpux*)          #( from ld manpage for hpux10.20, hpux11.11
2930                 # We could also use just "archive" and "shared".
2931                 LDFLAGS_STATIC=-Wl,-a,archive_shared
2932                 LDFLAGS_SHARED=-Wl,-a,shared_archive
2933                 ;;
2934         irix*)          #( from ld manpage IRIX64
2935                 LDFLAGS_STATIC=-Bstatic
2936                 LDFLAGS_SHARED=-Bdynamic
2937                 ;;
2938         osf[[45]]*)     #( from ld manpage osf4.0d, osf5.1
2939                 # alternative "-oldstyle_liblookup" (not in cc manpage)
2940                 LDFLAGS_STATIC=-noso
2941                 LDFLAGS_SHARED=-so_archive
2942                 ;;
2943         solaris2*)
2944                 LDFLAGS_STATIC=-Bstatic
2945                 LDFLAGS_SHARED=-Bdynamic
2946                 ;;
2947         esac
2948 fi
2949
2950 if test -n "$LDFLAGS_STATIC" && test -n "$LDFLAGS_SHARED"
2951 then
2952         AC_MSG_CHECKING(if linker supports switching between static/dynamic)
2953
2954         rm -f libconftest.a
2955         cat >conftest.$ac_ext <<EOF
2956 #line __oline__ "configure"
2957 #include <stdio.h>
2958 int cf_ldflags_static(FILE *fp) { return fflush(fp); }
2959 EOF
2960         if AC_TRY_EVAL(ac_compile) ; then
2961                 ( $AR $ARFLAGS libconftest.a conftest.o ) 2>&AC_FD_CC 1>/dev/null
2962                 ( eval $RANLIB libconftest.a ) 2>&AC_FD_CC >/dev/null
2963         fi
2964         rm -f conftest.*
2965
2966         cf_save_LIBS="$LIBS"
2967
2968         LIBS="$LDFLAGS_STATIC -L`pwd` -lconftest $LDFLAGS_DYNAMIC $LIBS"
2969         AC_TRY_LINK([
2970 #line __oline__ "configure"
2971 #include <stdio.h>
2972 int cf_ldflags_static(FILE *fp);
2973 ],[
2974         return cf_ldflags_static(stdin);
2975 ],[
2976         # some linkers simply ignore the -dynamic
2977         case x`file conftest$ac_exeext 2>/dev/null` in #(vi
2978         *static*) # (vi
2979                 cf_ldflags_static=no
2980                 ;;
2981         *)
2982                 cf_ldflags_static=yes
2983                 ;;
2984         esac
2985 ],[cf_ldflags_static=no])
2986
2987         rm -f libconftest.*
2988         LIBS="$cf_save_LIBS"
2989
2990         AC_MSG_RESULT($cf_ldflags_static)
2991
2992         if test $cf_ldflags_static != yes
2993         then
2994                 LDFLAGS_STATIC=
2995                 LDFLAGS_SHARED=
2996         fi
2997 else
2998         LDFLAGS_STATIC=
2999         LDFLAGS_SHARED=
3000 fi
3001
3002 AC_SUBST(LDFLAGS_STATIC)
3003 AC_SUBST(LDFLAGS_SHARED)
3004 ])
3005 dnl ---------------------------------------------------------------------------
3006 dnl CF_LD_RPATH_OPT version: 5 updated: 2011/07/17 14:48:41
3007 dnl ---------------
3008 dnl For the given system and compiler, find the compiler flags to pass to the
3009 dnl loader to use the "rpath" feature.
3010 AC_DEFUN([CF_LD_RPATH_OPT],
3011 [
3012 AC_REQUIRE([CF_CHECK_CACHE])
3013
3014 LD_RPATH_OPT=
3015 AC_MSG_CHECKING(for an rpath option)
3016 case $cf_cv_system_name in #(vi
3017 irix*) #(vi
3018         if test "$GCC" = yes; then
3019                 LD_RPATH_OPT="-Wl,-rpath,"
3020         else
3021                 LD_RPATH_OPT="-rpath "
3022         fi
3023         ;;
3024 linux*|gnu*|k*bsd*-gnu) #(vi
3025         LD_RPATH_OPT="-Wl,-rpath,"
3026         ;;
3027 openbsd[[2-9]].*|mirbsd*) #(vi
3028         LD_RPATH_OPT="-Wl,-rpath,"
3029         ;;
3030 dragonfly*|freebsd*) #(vi
3031         LD_RPATH_OPT="-rpath "
3032         ;;
3033 netbsd*) #(vi
3034         LD_RPATH_OPT="-Wl,-rpath,"
3035         ;;
3036 osf*|mls+*) #(vi
3037         LD_RPATH_OPT="-rpath "
3038         ;;
3039 solaris2*) #(vi
3040         LD_RPATH_OPT="-R"
3041         ;;
3042 *)
3043         ;;
3044 esac
3045 AC_MSG_RESULT($LD_RPATH_OPT)
3046
3047 case "x$LD_RPATH_OPT" in #(vi
3048 x-R*)
3049         AC_MSG_CHECKING(if we need a space after rpath option)
3050         cf_save_LIBS="$LIBS"
3051         CF_ADD_LIBS(${LD_RPATH_OPT}$libdir)
3052         AC_TRY_LINK(, , cf_rpath_space=no, cf_rpath_space=yes)
3053         LIBS="$cf_save_LIBS"
3054         AC_MSG_RESULT($cf_rpath_space)
3055         test "$cf_rpath_space" = yes && LD_RPATH_OPT="$LD_RPATH_OPT "
3056         ;;
3057 esac
3058 ])dnl
3059 dnl ---------------------------------------------------------------------------
3060 dnl CF_LIBRARY_PATH version: 9 updated: 2010/03/28 12:52:50
3061 dnl ---------------
3062 dnl Construct a search-list of directories for a nonstandard library-file
3063 dnl
3064 dnl Parameters
3065 dnl     $1 = the variable to return as result
3066 dnl     $2 = the package name
3067 AC_DEFUN([CF_LIBRARY_PATH],
3068 [
3069 $1=
3070 cf_library_path_list=""
3071 if test -n "${LDFLAGS}${LIBS}" ; then
3072         for cf_library_path in $LDFLAGS $LIBS
3073         do
3074                 case $cf_library_path in #(vi
3075                 -L*)
3076                         cf_library_path=`echo ".$cf_library_path" |sed -e 's/^...//' -e 's,/lib$,,'`
3077                         CF_ADD_SUBDIR_PATH($1,$2,lib,$cf_library_path,NONE)
3078                         cf_library_path_list="$cf_library_path_list [$]$1"
3079                         ;;
3080                 esac
3081         done
3082 fi
3083
3084 CF_SUBDIR_PATH($1,$2,lib)
3085
3086 $1="$cf_library_path_list [$]$1"
3087 ])dnl
3088 dnl ---------------------------------------------------------------------------
3089 dnl CF_LIBTOOL_VERSION version: 1 updated: 2013/04/06 18:03:09
3090 dnl ------------------
3091 AC_DEFUN([CF_LIBTOOL_VERSION],[
3092 if test -n "$LIBTOOL" && test "$LIBTOOL" != none
3093 then
3094         cf_cv_libtool_version=`$LIBTOOL --version 2>&1 | sed -e '/^$/d' |sed -e '2,$d' -e 's/([[^)]]*)//g' -e 's/^[[^1-9]]*//' -e 's/[[^0-9.]].*//'`
3095 else
3096         cf_cv_libtool_version=
3097 fi
3098 test -z "$cf_cv_libtool_version" && unset cf_cv_libtool_version
3099 ])dnl
3100 dnl ---------------------------------------------------------------------------
3101 dnl CF_LIB_PREFIX version: 9 updated: 2012/01/21 19:28:10
3102 dnl -------------
3103 dnl Compute the library-prefix for the given host system
3104 dnl $1 = variable to set
3105 define([CF_LIB_PREFIX],
3106 [
3107         case $cf_cv_system_name in #(vi
3108         OS/2*|os2*) #(vi
3109         LIB_PREFIX=''
3110         ;;
3111         *)      LIB_PREFIX='lib'
3112         ;;
3113         esac
3114 ifelse($1,,,[$1=$LIB_PREFIX])
3115         AC_SUBST(LIB_PREFIX)
3116 ])dnl
3117 dnl ---------------------------------------------------------------------------
3118 dnl CF_LIB_RULES version: 74 updated: 2013/09/07 13:54:05
3119 dnl ------------
3120 dnl Append definitions and rules for the given models to the subdirectory
3121 dnl Makefiles, and the recursion rule for the top-level Makefile.  If the
3122 dnl subdirectory is a library-source directory, modify the Libs_To_Make list in
3123 dnl the corresponding makefile to list the models that we'll generate.
3124 dnl
3125 dnl For shared libraries, make a list of symbolic links to construct when
3126 dnl generating each library.  The convention used for Linux is the simplest
3127 dnl one:
3128 dnl     lib<name>.so    ->
3129 dnl     lib<name>.so.<major>    ->
3130 dnl     lib<name>.so.<maj>.<minor>
3131 dnl
3132 dnl Note: Libs_To_Make is mixed case, since it is not a pure autoconf variable.
3133 AC_DEFUN([CF_LIB_RULES],
3134 [
3135 cf_prefix=$LIB_PREFIX
3136 AC_REQUIRE([CF_SUBST_NCURSES_VERSION])
3137
3138 case $cf_cv_shlib_version in #(vi
3139 cygdll|msysdll|mingw)
3140         TINFO_NAME=$TINFO_ARG_SUFFIX
3141         TINFO_SUFFIX=.dll
3142         ;;
3143 esac
3144
3145 if test -n "$TINFO_SUFFIX" ; then
3146         case $TINFO_SUFFIX in
3147         tw*)
3148                 TINFO_NAME="${TINFO_NAME}tw"
3149                 TINFO_SUFFIX=`echo $TINFO_SUFFIX | sed 's/^tw//'`
3150                 ;;
3151         t*)
3152                 TINFO_NAME="${TINFO_NAME}t"
3153                 TINFO_SUFFIX=`echo $TINFO_SUFFIX | sed 's/^t//'`
3154                 ;;
3155         w*)
3156                 TINFO_NAME="${TINFO_NAME}w"
3157                 TINFO_SUFFIX=`echo $TINFO_SUFFIX | sed 's/^w//'`
3158                 ;;
3159         esac
3160 fi
3161
3162 for cf_dir in $SRC_SUBDIRS
3163 do
3164         if test ! -d $srcdir/$cf_dir ; then
3165                 continue
3166         elif test -f $srcdir/$cf_dir/modules; then
3167
3168                 SHARED_LIB=
3169                 Libs_To_Make=
3170                 for cf_item in $cf_LIST_MODELS
3171                 do
3172                         CF_LIB_SUFFIX($cf_item,cf_suffix,cf_depsuf)
3173                         cf_libname=$cf_dir
3174                         test "$cf_dir" = c++ && cf_libname=ncurses++
3175                         if test $cf_item = shared ; then
3176                                 if test -n "${LIB_SUFFIX}"
3177                                 then
3178                                         cf_shared_suffix=`echo "$cf_suffix" | sed 's/^'"${LIB_SUFFIX}"'//'`
3179                                 else
3180                                         cf_shared_suffix="$cf_suffix"
3181                                 fi
3182                                 if test "$cf_cv_do_symlinks" = yes ; then
3183                                         cf_version_name=
3184
3185                                         case "$cf_cv_shlib_version" in #(vi
3186                                         rel) #(vi
3187                                                 cf_version_name=REL_VERSION
3188                                                 ;;
3189                                         abi)
3190                                                 cf_version_name=ABI_VERSION
3191                                                 ;;
3192                                         esac
3193
3194                                         if test -n "$cf_version_name"
3195                                         then
3196                                                 case "$cf_cv_system_name" in #(vi
3197                                                 darwin*)
3198                                                         # "w", etc?
3199                                                         cf_suffix="${LIB_SUFFIX}"'.${'$cf_version_name'}'"$cf_shared_suffix"
3200                                                         ;; #(vi
3201                                                 *)
3202                                                         cf_suffix="$cf_suffix"'.${'$cf_version_name'}'
3203                                                         ;;
3204                                                 esac
3205                                         fi
3206                                         if test -n "${LIB_SUFFIX}"
3207                                         then
3208                                                 cf_shared_suffix=`echo "$cf_suffix" | sed 's/^'"${LIB_SUFFIX}"'//'`
3209                                         else
3210                                                 cf_shared_suffix="$cf_suffix"
3211                                         fi
3212                                 fi
3213                                 # cygwin needs import library, and has unique naming convention
3214                                 # use autodetected ${cf_prefix} for import lib and static lib, but
3215                                 # use 'cyg' prefix for shared lib.
3216                                 case $cf_cv_shlib_version in #(vi
3217                                 cygdll) #(vi
3218                                         cf_cygsuf=`echo "$cf_suffix" | sed -e 's/\.dll/\${ABI_VERSION}.dll/'`
3219                                         Libs_To_Make="$Libs_To_Make ../lib/cyg${cf_libname}${cf_cygsuf}"
3220                                         continue
3221                                         ;;
3222                                 msysdll) #(vi
3223                                         cf_cygsuf=`echo "$cf_suffix" | sed -e 's/\.dll/\${ABI_VERSION}.dll/'`
3224                                         Libs_To_Make="$Libs_To_Make ../lib/msys-${cf_libname}${cf_cygsuf}"
3225                                         continue
3226                                         ;;
3227                                 mingw)
3228                                         cf_cygsuf=`echo "$cf_suffix" | sed -e 's/\.dll/\${ABI_VERSION}.dll/'`
3229                                         Libs_To_Make="$Libs_To_Make ../lib/lib${cf_libname}${cf_cygsuf}"
3230                                         continue
3231                                         ;;
3232                                 esac
3233                         fi
3234                         Libs_To_Make="$Libs_To_Make ../lib/${cf_prefix}${cf_libname}${cf_suffix}"
3235                 done
3236
3237                 if test $cf_dir = ncurses ; then
3238                         cf_subsets="$LIB_SUBSETS"
3239                         cf_r_parts="$cf_subsets"
3240                         cf_liblist="$Libs_To_Make"
3241
3242                         while test -n "$cf_r_parts"
3243                         do
3244                                 cf_l_parts=`echo "$cf_r_parts" |sed -e 's/ .*$//'`
3245                                 cf_r_parts=`echo "$cf_r_parts" |sed -e 's/^[[^ ]]* //'`
3246                                 if test "$cf_l_parts" != "$cf_r_parts" ; then
3247                                         cf_item=
3248                                         case $cf_l_parts in #(vi
3249                                         *termlib*) #(vi
3250                                                 cf_item=`echo $cf_liblist |sed -e s%${LIB_NAME}${LIB_SUFFIX}%${TINFO_LIB_SUFFIX}%g`
3251                                                 ;;
3252                                         *ticlib*)
3253                                                 cf_item=`echo $cf_liblist |sed -e s%${LIB_NAME}${LIB_SUFFIX}%${TICS_LIB_SUFFIX}%g`
3254                                                 ;;
3255                                         *)
3256                                                 break
3257                                                 ;;
3258                                         esac
3259                                         if test -n "$cf_item"; then
3260                                                 Libs_To_Make="$cf_item $Libs_To_Make"
3261                                         fi
3262                                 else
3263                                         break
3264                                 fi
3265                         done
3266                 else
3267                         cf_subsets=`echo "$LIB_SUBSETS" | sed -e 's/^termlib.* //'`
3268                 fi
3269
3270                 if test $cf_dir = c++; then
3271                         if test "x$with_shared_cxx" != xyes && test -n "$cf_shared_suffix"; then
3272                                 cf_list=
3273                                 for cf_item in $Libs_To_Make
3274                                 do
3275                                         case $cf_item in
3276                                         *.a)
3277                                                 ;;
3278                                         *)
3279                                                 cf_item=`echo "$cf_item" | sed -e "s,"$cf_shared_suffix",.a,"`
3280                                                 ;;
3281                                         esac
3282                                         for cf_test in $cf_list
3283                                         do
3284                                                 if test "$cf_test" = "$cf_item"
3285                                                 then
3286                                                         cf_LIST_MODELS=`echo "$cf_LIST_MODELS" | sed -e 's/normal//'`
3287                                                         cf_item=
3288                                                         break
3289                                                 fi
3290                                         done
3291                                         test -n "$cf_item" && cf_list="$cf_list $cf_item"
3292                                 done
3293                                 Libs_To_Make="$cf_list"
3294                         fi
3295                 fi
3296
3297                 sed -e "s%@Libs_To_Make@%$Libs_To_Make%" \
3298                     -e "s%@SHARED_LIB@%$SHARED_LIB%" \
3299                         $cf_dir/Makefile >$cf_dir/Makefile.out
3300                 mv $cf_dir/Makefile.out $cf_dir/Makefile
3301
3302                 $AWK -f $srcdir/mk-0th.awk \
3303                         libname="${cf_dir}${LIB_SUFFIX}" subsets="$LIB_SUBSETS" ticlib="$TICS_LIB_SUFFIX" termlib="$TINFO_LIB_SUFFIX" \
3304                         $srcdir/$cf_dir/modules >>$cf_dir/Makefile
3305
3306                 for cf_subset in $cf_subsets
3307                 do
3308                         cf_subdirs=
3309                         for cf_item in $cf_LIST_MODELS
3310                         do
3311
3312                         echo "Appending rules for ${cf_item} model (${cf_dir}: ${cf_subset})"
3313                         CF_UPPER(cf_ITEM,$cf_item)
3314
3315                         CXX_MODEL=$cf_ITEM
3316                         if test "$CXX_MODEL" = SHARED; then
3317                                 case $cf_cv_shlib_version in #(vi
3318                                 cygdll|msysdll|mingw) #(vi
3319                                         test "x$with_shared_cxx" = xno && CF_VERBOSE(overriding CXX_MODEL to SHARED)
3320                                         with_shared_cxx=yes
3321                                         ;;
3322                                 *)
3323                                         test "x$with_shared_cxx" = xno && CXX_MODEL=NORMAL
3324                                         ;;
3325                                 esac
3326                         fi
3327
3328                         CF_LIB_SUFFIX($cf_item,cf_suffix,cf_depsuf)
3329                         CF_OBJ_SUBDIR($cf_item,cf_subdir)
3330
3331                         # Test for case where we build libtinfo with a different name.
3332                         cf_libname=$cf_dir
3333                         if test $cf_dir = ncurses ; then
3334                                 case $cf_subset in
3335                                 *base*)
3336                                         cf_libname=${cf_libname}$LIB_SUFFIX
3337                                         ;;
3338                                 *termlib*)
3339                                         cf_libname=$TINFO_LIB_SUFFIX
3340                                         ;;
3341                                 ticlib*)
3342                                         cf_libname=$TICS_LIB_SUFFIX
3343                                         ;;
3344                                 esac
3345                         elif test $cf_dir = c++ ; then
3346                                 cf_libname=ncurses++$LIB_SUFFIX
3347                         else
3348                                 cf_libname=${cf_libname}$LIB_SUFFIX
3349                         fi
3350                         if test -n "${DFT_ARG_SUFFIX}" ; then
3351                                 # undo $LIB_SUFFIX add-on in CF_LIB_SUFFIX
3352                                 cf_suffix=`echo $cf_suffix |sed -e "s%^${LIB_SUFFIX}%%"`
3353                         fi
3354
3355                         # These dependencies really are for development, not
3356                         # builds, but they are useful in porting, too.
3357                         cf_depend="../include/ncurses_cfg.h"
3358                         if test "$srcdir" = "."; then
3359                                 cf_reldir="."
3360                         else
3361                                 cf_reldir="\${srcdir}"
3362                         fi
3363
3364                         if test -f $srcdir/$cf_dir/$cf_dir.priv.h; then
3365                                 cf_depend="$cf_depend $cf_reldir/$cf_dir.priv.h"
3366                         elif test -f $srcdir/$cf_dir/curses.priv.h; then
3367                                 cf_depend="$cf_depend $cf_reldir/curses.priv.h"
3368                         fi
3369
3370                         cf_dir_suffix=
3371                         old_cf_suffix="$cf_suffix"
3372                         if test "$cf_cv_shlib_version_infix" = yes ; then
3373                         if test -n "$LIB_SUFFIX" ; then
3374                                 case $LIB_SUFFIX in
3375                                 tw*)
3376                                         cf_libname=`echo $cf_libname | sed 's/tw$//'`
3377                                         cf_suffix=`echo $cf_suffix | sed 's/^tw//'`
3378                                         cf_dir_suffix=tw
3379                                         ;;
3380                                 t*)
3381                                         cf_libname=`echo $cf_libname | sed 's/t$//'`
3382                                         cf_suffix=`echo $cf_suffix | sed 's/^t//'`
3383                                         cf_dir_suffix=t
3384                                         ;;
3385                                 w*)
3386                                         cf_libname=`echo $cf_libname | sed 's/w$//'`
3387                                         cf_suffix=`echo $cf_suffix | sed 's/^w//'`
3388                                         cf_dir_suffix=w
3389                                         ;;
3390                                 esac
3391                         fi
3392                         fi
3393
3394                         $AWK -f $srcdir/mk-1st.awk \
3395                                 name=${cf_libname}${cf_dir_suffix} \
3396                                 traces=$LIB_TRACING \
3397                                 MODEL=$cf_ITEM \
3398                                 CXX_MODEL=$CXX_MODEL \
3399                                 model=$cf_subdir \
3400                                 prefix=$cf_prefix \
3401                                 suffix=$cf_suffix \
3402                                 subset=$cf_subset \
3403                                 driver=$cf_cv_term_driver \
3404                                 SymLink="$LN_S" \
3405                                 TermlibRoot=$TINFO_NAME \
3406                                 TermlibSuffix=$TINFO_SUFFIX \
3407                                 ShlibVer=$cf_cv_shlib_version \
3408                                 ShlibVerInfix=$cf_cv_shlib_version_infix \
3409                                 ReLink=${cf_cv_do_relink:-no} \
3410                                 DoLinks=$cf_cv_do_symlinks \
3411                                 rmSoLocs=$cf_cv_rm_so_locs \
3412                                 ldconfig="$LDCONFIG" \
3413                                 overwrite=$WITH_OVERWRITE \
3414                                 depend="$cf_depend" \
3415                                 host="$host" \
3416                                 libtool_version="$LIBTOOL_VERSION" \
3417                                 $srcdir/$cf_dir/modules >>$cf_dir/Makefile
3418
3419                         cf_suffix="$old_cf_suffix"
3420
3421                         for cf_subdir2 in $cf_subdirs lib
3422                         do
3423                                 test $cf_subdir = $cf_subdir2 && break
3424                         done
3425                         test "${cf_subset}.${cf_subdir2}" != "${cf_subset}.${cf_subdir}" && \
3426                         $AWK -f $srcdir/mk-2nd.awk \
3427                                 name=$cf_dir \
3428                                 traces=$LIB_TRACING \
3429                                 MODEL=$cf_ITEM \
3430                                 model=$cf_subdir \
3431                                 subset=$cf_subset \
3432                                 srcdir=$srcdir \
3433                                 echo=$WITH_ECHO \
3434                                 crenames=$cf_cv_prog_CC_c_o \
3435                                 cxxrenames=$cf_cv_prog_CXX_c_o \
3436                                 $srcdir/$cf_dir/modules >>$cf_dir/Makefile
3437                         cf_subdirs="$cf_subdirs $cf_subdir"
3438                         done
3439                 done
3440         fi
3441
3442         echo '  cd '$cf_dir' && ${MAKE} ${TOP_MFLAGS} [$]@' >>Makefile
3443 done
3444
3445 for cf_dir in $SRC_SUBDIRS
3446 do
3447         if test ! -d $srcdir/$cf_dir ; then
3448                 continue
3449         fi
3450
3451         if test -f $cf_dir/Makefile ; then
3452                 case "$cf_dir" in
3453                 Ada95) #(vi
3454                         echo 'libs \' >> Makefile
3455                         echo 'install.libs \' >> Makefile
3456                         echo 'uninstall.libs ::' >> Makefile
3457                         echo '  cd '$cf_dir' && ${MAKE} ${TOP_MFLAGS} [$]@' >> Makefile
3458                         ;;
3459                 esac
3460         fi
3461
3462         if test -f $srcdir/$cf_dir/modules; then
3463                 echo >> Makefile
3464                 if test -f $srcdir/$cf_dir/headers; then
3465 cat >> Makefile <<CF_EOF
3466 install.includes \\
3467 uninstall.includes \\
3468 CF_EOF
3469                 fi
3470 if test "$cf_dir" != "c++" ; then
3471 echo 'lint \' >> Makefile
3472 fi
3473 cat >> Makefile <<CF_EOF
3474 libs \\
3475 lintlib \\
3476 install.libs \\
3477 uninstall.libs \\
3478 install.$cf_dir \\
3479 uninstall.$cf_dir ::
3480         cd $cf_dir && \${MAKE} \${TOP_MFLAGS} \[$]@
3481 CF_EOF
3482         elif test -f $srcdir/$cf_dir/headers; then
3483 cat >> Makefile <<CF_EOF
3484
3485 libs \\
3486 install.libs \\
3487 uninstall.libs \\
3488 install.includes \\
3489 uninstall.includes ::
3490         cd $cf_dir && \${MAKE} \${TOP_MFLAGS} \[$]@
3491 CF_EOF
3492 fi
3493 done
3494
3495 if test "x$cf_with_db_install" = xyes; then
3496 cat >> Makefile <<CF_EOF
3497
3498 install.libs uninstall.libs \\
3499 install.data uninstall.data ::
3500 $MAKE_TERMINFO  cd misc && \${MAKE} \${TOP_MFLAGS} \[$]@
3501 CF_EOF
3502 fi
3503
3504 if test "x$cf_with_manpages" = xyes; then
3505 cat >> Makefile <<CF_EOF
3506
3507 install.man \\
3508 uninstall.man ::
3509         cd man && \${MAKE} \${TOP_MFLAGS} \[$]@
3510 CF_EOF
3511 fi
3512
3513 cat >> Makefile <<CF_EOF
3514
3515 distclean ::
3516         rm -f config.cache config.log config.status Makefile include/ncurses_cfg.h
3517         rm -f headers.sh headers.sed mk_shared_lib.sh
3518         rm -f edit_man.* man_alias.*
3519         rm -rf \${DIRS_TO_MAKE}
3520 CF_EOF
3521
3522 # Special case: tack's manpage lives in its own directory.
3523 if test "x$cf_with_manpages" = xyes; then
3524 if test -d tack ; then
3525 if test -f $srcdir/$tack.h; then
3526 cat >> Makefile <<CF_EOF
3527
3528 install.man \\
3529 uninstall.man ::
3530         cd tack && \${MAKE} \${TOP_MFLAGS} \[$]@
3531 CF_EOF
3532 fi
3533 fi
3534 fi
3535
3536 dnl If we're installing into a subdirectory of /usr/include, etc., we should
3537 dnl prepend the subdirectory's name to the "#include" paths.  It won't hurt
3538 dnl anything, and will make it more standardized.  It's awkward to decide this
3539 dnl at configuration because of quoting, so we'll simply make all headers
3540 dnl installed via a script that can do the right thing.
3541
3542 rm -f headers.sed headers.sh
3543
3544 dnl ( generating this script makes the makefiles a little tidier :-)
3545 echo creating headers.sh
3546 cat >headers.sh <<CF_EOF
3547 #! /bin/sh
3548 # This shell script is generated by the 'configure' script.  It is invoked in a
3549 # subdirectory of the build tree.  It generates a sed-script in the parent
3550 # directory that is used to adjust includes for header files that reside in a
3551 # subdirectory of /usr/include, etc.
3552 PRG=""
3553 while test \[$]# != 3
3554 do
3555 PRG="\$PRG \[$]1"; shift
3556 done
3557 DST=\[$]1
3558 REF=\[$]2
3559 SRC=\[$]3
3560 TMPSRC=\${TMPDIR:-/tmp}/\`basename \$SRC\`\$\$
3561 TMPSED=\${TMPDIR:-/tmp}/headers.sed\$\$
3562 echo installing \$SRC in \$DST
3563 CF_EOF
3564
3565 if test $WITH_CURSES_H = yes; then
3566         cat >>headers.sh <<CF_EOF
3567 case \$DST in
3568 /*/include/*)
3569         END=\`basename \$DST\`
3570         for i in \`cat \$REF/../*/headers |fgrep -v "#"\`
3571         do
3572                 NAME=\`basename \$i\`
3573                 echo "s/<\$NAME>/<\$END\/\$NAME>/" >> \$TMPSED
3574         done
3575         ;;
3576 *)
3577         echo "" >> \$TMPSED
3578         ;;
3579 esac
3580 CF_EOF
3581
3582 else
3583         cat >>headers.sh <<CF_EOF
3584 case \$DST in
3585 /*/include/*)
3586         END=\`basename \$DST\`
3587         for i in \`cat \$REF/../*/headers |fgrep -v "#"\`
3588         do
3589                 NAME=\`basename \$i\`
3590                 if test "\$NAME" = "curses.h"
3591                 then
3592                         echo "s/<curses.h>/<ncurses.h>/" >> \$TMPSED
3593                         NAME=ncurses.h
3594                 fi
3595                 echo "s/<\$NAME>/<\$END\/\$NAME>/" >> \$TMPSED
3596         done
3597         ;;
3598 *)
3599         echo "s/<curses.h>/<ncurses.h>/" >> \$TMPSED
3600         ;;
3601 esac
3602 CF_EOF
3603 fi
3604 cat >>headers.sh <<CF_EOF
3605 rm -f \$TMPSRC
3606 sed -f \$TMPSED \$SRC > \$TMPSRC
3607 NAME=\`basename \$SRC\`
3608 CF_EOF
3609 if test $WITH_CURSES_H != yes; then
3610         cat >>headers.sh <<CF_EOF
3611 test "\$NAME" = "curses.h" && NAME=ncurses.h
3612 CF_EOF
3613 fi
3614 cat >>headers.sh <<CF_EOF
3615 # Just in case someone gzip'd manpages, remove the conflicting copy.
3616 test -f \$DST/\$NAME.gz && rm -f \$DST/\$NAME.gz
3617
3618 eval \$PRG \$TMPSRC \$DST/\$NAME
3619 rm -f \$TMPSRC \$TMPSED
3620 CF_EOF
3621
3622 chmod 0755 headers.sh
3623
3624 for cf_dir in $SRC_SUBDIRS
3625 do
3626         if test ! -d $srcdir/$cf_dir ; then
3627                 continue
3628         fi
3629
3630         if test -f $srcdir/$cf_dir/headers; then
3631                 $AWK -f $srcdir/mk-hdr.awk \
3632                         subset="$LIB_SUBSETS" \
3633                         compat="$WITH_CURSES_H" \
3634                         $srcdir/$cf_dir/headers >>$cf_dir/Makefile
3635         fi
3636
3637         if test -f $srcdir/$cf_dir/modules; then
3638                 if test "$cf_dir" != "c++" ; then
3639                         cat >>$cf_dir/Makefile <<"CF_EOF"
3640 depend : ${AUTO_SRC}
3641         makedepend -- ${CPPFLAGS} -- ${C_SRC}
3642
3643 # DO NOT DELETE THIS LINE -- make depend depends on it.
3644 CF_EOF
3645                 fi
3646         fi
3647 done
3648 AC_SUBST(Libs_To_Make)
3649 ])dnl
3650 dnl ---------------------------------------------------------------------------
3651 dnl CF_LIB_SONAME version: 5 updated: 2010/08/14 18:25:37
3652 dnl -------------
3653 dnl Find the and soname for the given shared library.  Set the cache variable
3654 dnl cf_cv_$3_soname to this, unless it is not found.  Then set the cache
3655 dnl variable to "unknown".
3656 dnl
3657 dnl $1 = headers
3658 dnl $2 = code
3659 dnl $3 = library name
3660 AC_DEFUN([CF_LIB_SONAME],
3661 [
3662 AC_CACHE_CHECK(for soname of $3 library,cf_cv_$3_soname,[
3663
3664 cf_cv_$3_soname=unknown
3665 if test "$cross_compiling" != yes ; then
3666 cat >conftest.$ac_ext <<CF_EOF
3667 $1
3668 int main()
3669 {
3670 $2
3671         ${cf_cv_main_return:-return}(0);
3672 }
3673 CF_EOF
3674 cf_save_LIBS="$LIBS"
3675         CF_ADD_LIB($3)
3676         if AC_TRY_EVAL(ac_compile) ; then
3677                 if AC_TRY_EVAL(ac_link) ; then
3678                         cf_cv_$3_soname=`ldd conftest$ac_exeext 2>/dev/null | sed -e 's,^.*/,,' -e 's, .*$,,' | fgrep lib$3.`
3679                         test -z "$cf_cv_$3_soname" && cf_cv_$3_soname=unknown
3680                 fi
3681         fi
3682 rm -rf conftest*
3683 LIBS="$cf_save_LIBS"
3684 fi
3685 ])
3686 ])
3687 dnl ---------------------------------------------------------------------------
3688 dnl CF_LIB_SUFFIX version: 22 updated: 2013/09/07 13:54:05
3689 dnl -------------
3690 dnl Compute the library file-suffix from the given model name
3691 dnl $1 = model name
3692 dnl $2 = variable to set (the nominal library suffix)
3693 dnl $3 = dependency variable to set (actual filename)
3694 dnl The variable $LIB_SUFFIX, if set, prepends the variable to set.
3695 AC_DEFUN([CF_LIB_SUFFIX],
3696 [
3697         case X$1 in #(vi
3698         Xlibtool) #(vi
3699                 $2='.la'
3700                 $3=[$]$2
3701                 ;;
3702         Xdebug) #(vi
3703                 $2='_g.a'
3704                 $3=[$]$2
3705                 ;;
3706         Xprofile) #(vi
3707                 $2='_p.a'
3708                 $3=[$]$2
3709                 ;;
3710         Xshared) #(vi
3711                 case $cf_cv_system_name in
3712                 aix[[5-7]]*) #(vi
3713                         $2='.a'
3714                         $3=[$]$2
3715                         ;;
3716                 cygwin*|msys*|mingw*) #(vi
3717                         $2='.dll'
3718                         $3='.dll.a'
3719                         ;;
3720                 darwin*) #(vi
3721                         $2='.dylib'
3722                         $3=[$]$2
3723                         ;;
3724                 hpux*) #(vi
3725                         case $target in
3726                         ia64*) #(vi
3727                                 $2='.so'
3728                                 $3=[$]$2
3729                                 ;;
3730                         *) #(vi
3731                                 $2='.sl'
3732                                 $3=[$]$2
3733                                 ;;
3734                         esac
3735                         ;;
3736                 *) #(vi
3737                         $2='.so'
3738                         $3=[$]$2
3739                         ;;
3740                 esac
3741                 ;;
3742         *)
3743                 $2='.a'
3744                 $3=[$]$2
3745                 ;;
3746         esac
3747         test -n "$LIB_SUFFIX" && $2="${LIB_SUFFIX}[$]{$2}"
3748         test -n "$LIB_SUFFIX" && $3="${LIB_SUFFIX}[$]{$3}"
3749 ])dnl
3750 dnl ---------------------------------------------------------------------------
3751 dnl CF_LIB_TYPE version: 4 updated: 2000/10/20 22:57:49
3752 dnl -----------
3753 dnl Compute the string to append to -library from the given model name
3754 dnl $1 = model name
3755 dnl $2 = variable to set
3756 dnl The variable $LIB_SUFFIX, if set, prepends the variable to set.
3757 AC_DEFUN([CF_LIB_TYPE],
3758 [
3759         case $1 in
3760         libtool) $2=''   ;;
3761         normal)  $2=''   ;;
3762         debug)   $2='_g' ;;
3763         profile) $2='_p' ;;
3764         shared)  $2=''   ;;
3765         esac
3766         test -n "$LIB_SUFFIX" && $2="${LIB_SUFFIX}[$]{$2}"
3767 ])dnl
3768 dnl ---------------------------------------------------------------------------
3769 dnl CF_LINK_DATAONLY version: 10 updated: 2012/10/06 17:41:51
3770 dnl ----------------
3771 dnl Some systems have a non-ANSI linker that doesn't pull in modules that have
3772 dnl only data (i.e., no functions), for example NeXT.  On those systems we'll
3773 dnl have to provide wrappers for global tables to ensure they're linked
3774 dnl properly.
3775 AC_DEFUN([CF_LINK_DATAONLY],
3776 [
3777 AC_MSG_CHECKING([if data-only library module links])
3778 AC_CACHE_VAL(cf_cv_link_dataonly,[
3779         rm -f conftest.a
3780         cat >conftest.$ac_ext <<EOF
3781 #line __oline__ "configure"
3782 int     testdata[[3]] = { 123, 456, 789 };
3783 EOF
3784         if AC_TRY_EVAL(ac_compile) ; then
3785                 mv conftest.o data.o && \
3786                 ( $AR $ARFLAGS conftest.a data.o ) 2>&AC_FD_CC 1>/dev/null
3787         fi
3788         rm -f conftest.$ac_ext data.o
3789         cat >conftest.$ac_ext <<EOF
3790 #line __oline__ "configure"
3791 int     testfunc()
3792 {
3793 #if defined(NeXT)
3794         ${cf_cv_main_return:-return}(1);        /* I'm told this linker is broken */
3795 #else
3796         extern int testdata[[3]];
3797         return testdata[[0]] == 123
3798            &&  testdata[[1]] == 456
3799            &&  testdata[[2]] == 789;
3800 #endif
3801 }
3802 EOF
3803         if AC_TRY_EVAL(ac_compile); then
3804                 mv conftest.o func.o && \
3805                 ( $AR $ARFLAGS conftest.a func.o ) 2>&AC_FD_CC 1>/dev/null
3806         fi
3807         rm -f conftest.$ac_ext func.o
3808         ( eval $RANLIB conftest.a ) 2>&AC_FD_CC >/dev/null
3809         cf_saveLIBS="$LIBS"
3810         LIBS="conftest.a $LIBS"
3811         AC_TRY_RUN([
3812         int main()
3813         {
3814                 extern int testfunc();
3815                 ${cf_cv_main_return:-return} (!testfunc());
3816         }
3817         ],
3818         [cf_cv_link_dataonly=yes],
3819         [cf_cv_link_dataonly=no],
3820         [cf_cv_link_dataonly=unknown])
3821         LIBS="$cf_saveLIBS"
3822         ])
3823 AC_MSG_RESULT($cf_cv_link_dataonly)
3824
3825 if test "$cf_cv_link_dataonly" = no ; then
3826         AC_DEFINE(BROKEN_LINKER,1,[if data-only library module does not link])
3827         BROKEN_LINKER=1
3828 fi
3829
3830 ])dnl
3831 dnl ---------------------------------------------------------------------------
3832 dnl CF_LINK_FUNCS version: 8 updated: 2012/10/06 17:56:13
3833 dnl -------------
3834 dnl Most Unix systems have both link and symlink, a few don't have symlink.
3835 dnl A few non-Unix systems implement symlink, but not link.
3836 dnl A few non-systems implement neither (or have nonfunctional versions).
3837 AC_DEFUN([CF_LINK_FUNCS],
3838 [
3839 AC_CHECK_FUNCS( \
3840         remove \
3841         unlink )
3842
3843 if test "$cross_compiling" = yes ; then
3844         AC_CHECK_FUNCS( \
3845                 link \
3846                 symlink )
3847 else
3848         AC_CACHE_CHECK(if link/symlink functions work,cf_cv_link_funcs,[
3849                 cf_cv_link_funcs=
3850                 for cf_func in link symlink ; do
3851                         AC_TRY_RUN([
3852 #include <sys/types.h>
3853 #include <sys/stat.h>
3854 #ifdef HAVE_UNISTD_H
3855 #include <unistd.h>
3856 #endif
3857 int main()
3858 {
3859         int fail = 0;
3860         char *src = "config.log";
3861         char *dst = "conftest.chk";
3862         struct stat src_sb;
3863         struct stat dst_sb;
3864
3865         stat(src, &src_sb);
3866         fail = ($cf_func("config.log", "conftest.chk") < 0)
3867             || (stat(dst, &dst_sb) < 0)
3868             || (dst_sb.st_mtime != src_sb.st_mtime);
3869 #ifdef HAVE_UNLINK
3870         unlink(dst);
3871 #else
3872         remove(dst);
3873 #endif
3874         ${cf_cv_main_return:-return} (fail);
3875 }
3876                         ],[
3877                         cf_cv_link_funcs="$cf_cv_link_funcs $cf_func"
3878                         eval 'ac_cv_func_'$cf_func'=yes'],[
3879                         eval 'ac_cv_func_'$cf_func'=no'],[
3880                         eval 'ac_cv_func_'$cf_func'=error'])
3881                 done
3882                 test -z "$cf_cv_link_funcs" && cf_cv_link_funcs=no
3883         ])
3884         test "$ac_cv_func_link"    = yes && AC_DEFINE(HAVE_LINK,1,[Define to 1 if we have link() function])
3885         test "$ac_cv_func_symlink" = yes && AC_DEFINE(HAVE_SYMLINK,1,[Define to 1 if we have symlink() function])
3886 fi
3887 ])dnl
3888 dnl ---------------------------------------------------------------------------
3889 dnl CF_MAKEFLAGS version: 14 updated: 2011/03/31 19:29:46
3890 dnl ------------
3891 dnl Some 'make' programs support ${MAKEFLAGS}, some ${MFLAGS}, to pass 'make'
3892 dnl options to lower-levels.  It's very useful for "make -n" -- if we have it.
3893 dnl (GNU 'make' does both, something POSIX 'make', which happens to make the
3894 dnl ${MAKEFLAGS} variable incompatible because it adds the assignments :-)
3895 AC_DEFUN([CF_MAKEFLAGS],
3896 [
3897 AC_CACHE_CHECK(for makeflags variable, cf_cv_makeflags,[
3898         cf_cv_makeflags=''
3899         for cf_option in '-${MAKEFLAGS}' '${MFLAGS}'
3900         do
3901                 cat >cf_makeflags.tmp <<CF_EOF
3902 SHELL = /bin/sh
3903 all :
3904         @ echo '.$cf_option'
3905 CF_EOF
3906                 cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp 2>/dev/null | fgrep -v "ing directory" | sed -e 's,[[   ]]*$,,'`
3907                 case "$cf_result" in
3908                 .*k)
3909                         cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp CC=cc 2>/dev/null`
3910                         case "$cf_result" in
3911                         .*CC=*) cf_cv_makeflags=
3912                                 ;;
3913                         *)      cf_cv_makeflags=$cf_option
3914                                 ;;
3915                         esac
3916                         break
3917                         ;;
3918                 .-)     ;;
3919                 *)      echo "given option \"$cf_option\", no match \"$cf_result\""
3920                         ;;
3921                 esac
3922         done
3923         rm -f cf_makeflags.tmp
3924 ])
3925
3926 AC_SUBST(cf_cv_makeflags)
3927 ])dnl
3928 dnl ---------------------------------------------------------------------------
3929 dnl CF_MAKE_TAGS version: 6 updated: 2010/10/23 15:52:32
3930 dnl ------------
3931 dnl Generate tags/TAGS targets for makefiles.  Do not generate TAGS if we have
3932 dnl a monocase filesystem.
3933 AC_DEFUN([CF_MAKE_TAGS],[
3934 AC_REQUIRE([CF_MIXEDCASE_FILENAMES])
3935
3936 AC_CHECK_PROGS(CTAGS, exctags ctags)
3937 AC_CHECK_PROGS(ETAGS, exetags etags)
3938
3939 AC_CHECK_PROG(MAKE_LOWER_TAGS, ${CTAGS:-ctags}, yes, no)
3940
3941 if test "$cf_cv_mixedcase" = yes ; then
3942         AC_CHECK_PROG(MAKE_UPPER_TAGS, ${ETAGS:-etags}, yes, no)
3943 else
3944         MAKE_UPPER_TAGS=no
3945 fi
3946
3947 if test "$MAKE_UPPER_TAGS" = yes ; then
3948         MAKE_UPPER_TAGS=
3949 else
3950         MAKE_UPPER_TAGS="#"
3951 fi
3952
3953 if test "$MAKE_LOWER_TAGS" = yes ; then
3954         MAKE_LOWER_TAGS=
3955 else
3956         MAKE_LOWER_TAGS="#"
3957 fi
3958
3959 AC_SUBST(CTAGS)
3960 AC_SUBST(ETAGS)
3961
3962 AC_SUBST(MAKE_UPPER_TAGS)
3963 AC_SUBST(MAKE_LOWER_TAGS)
3964 ])dnl
3965 dnl ---------------------------------------------------------------------------
3966 dnl CF_MANPAGE_FORMAT version: 9 updated: 2010/10/23 16:10:30
3967 dnl -----------------
3968 dnl Option to allow user to override automatic configuration of manpage format.
3969 dnl There are several special cases:
3970 dnl
3971 dnl     gzip - man checks for, can display gzip'd files
3972 dnl     compress - man checks for, can display compressed files
3973 dnl     BSDI - files in the cat-directories are suffixed ".0"
3974 dnl     formatted - installer should format (put files in cat-directory)
3975 dnl     catonly - installer should only format, e.g., for a turnkey system.
3976 dnl
3977 dnl There are other configurations which this macro does not test, e.g., HPUX's
3978 dnl compressed manpages (but uncompressed manpages are fine, and HPUX's naming
3979 dnl convention would not match our use).
3980 AC_DEFUN([CF_MANPAGE_FORMAT],
3981 [
3982 AC_REQUIRE([CF_PATHSEP])
3983 AC_MSG_CHECKING(format of man-pages)
3984
3985 AC_ARG_WITH(manpage-format,
3986         [  --with-manpage-format   specify manpage-format: gzip/compress/BSDI/normal and
3987                           optionally formatted/catonly, e.g., gzip,formatted],
3988         [MANPAGE_FORMAT=$withval],
3989         [MANPAGE_FORMAT=unknown])
3990
3991 test -z "$MANPAGE_FORMAT" && MANPAGE_FORMAT=unknown
3992 MANPAGE_FORMAT=`echo "$MANPAGE_FORMAT" | sed -e 's/,/ /g'`
3993
3994 cf_unknown=
3995
3996 case $MANPAGE_FORMAT in
3997 unknown)
3998   if test -z "$MANPATH" ; then
3999     MANPATH="/usr/man:/usr/share/man"
4000   fi
4001
4002   # look for the 'date' man-page (it's most likely to be installed!)
4003   MANPAGE_FORMAT=
4004   cf_preform=no
4005   cf_catonly=yes
4006   cf_example=date
4007
4008   IFS="${IFS:-  }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}"
4009   for cf_dir in $MANPATH; do
4010     test -z "$cf_dir" && cf_dir=/usr/man
4011     for cf_name in $cf_dir/man*/$cf_example.[[01]]* $cf_dir/cat*/$cf_example.[[01]]* $cf_dir/man*/$cf_example $cf_dir/cat*/$cf_example
4012     do
4013       cf_test=`echo $cf_name | sed -e 's/*//'`
4014       if test "x$cf_test" = "x$cf_name" ; then
4015
4016         case "$cf_name" in
4017         *.gz) MANPAGE_FORMAT="$MANPAGE_FORMAT gzip";;
4018         *.Z)  MANPAGE_FORMAT="$MANPAGE_FORMAT compress";;
4019         *.0)    MANPAGE_FORMAT="$MANPAGE_FORMAT BSDI";;
4020         *)    MANPAGE_FORMAT="$MANPAGE_FORMAT normal";;
4021         esac
4022
4023         case "$cf_name" in
4024         $cf_dir/man*)
4025           cf_catonly=no
4026           ;;
4027         $cf_dir/cat*)
4028           cf_preform=yes
4029           ;;
4030         esac
4031         break
4032       fi
4033
4034       # if we found a match in either man* or cat*, stop looking
4035       if test -n "$MANPAGE_FORMAT" ; then
4036         cf_found=no
4037         test "$cf_preform" = yes && MANPAGE_FORMAT="$MANPAGE_FORMAT formatted"
4038         test "$cf_catonly" = yes && MANPAGE_FORMAT="$MANPAGE_FORMAT catonly"
4039         case "$cf_name" in
4040         $cf_dir/cat*)
4041           cf_found=yes
4042           ;;
4043         esac
4044         test $cf_found=yes && break
4045       fi
4046     done
4047     # only check the first directory in $MANPATH where we find manpages
4048     if test -n "$MANPAGE_FORMAT" ; then
4049        break
4050     fi
4051   done
4052   # if we did not find the example, just assume it is normal
4053   test -z "$MANPAGE_FORMAT" && MANPAGE_FORMAT=normal
4054   IFS="$ac_save_ifs"
4055   ;;
4056 *)
4057   for cf_option in $MANPAGE_FORMAT; do
4058      case $cf_option in #(vi
4059      gzip|compress|BSDI|normal|formatted|catonly)
4060        ;;
4061      *)
4062        cf_unknown="$cf_unknown $cf_option"
4063        ;;
4064      esac
4065   done
4066   ;;
4067 esac
4068
4069 AC_MSG_RESULT($MANPAGE_FORMAT)
4070 if test -n "$cf_unknown" ; then
4071   AC_MSG_WARN(Unexpected manpage-format $cf_unknown)
4072 fi
4073 ])dnl
4074 dnl ---------------------------------------------------------------------------
4075 dnl CF_MANPAGE_RENAMES version: 7 updated: 2005/06/18 18:51:57
4076 dnl ------------------
4077 dnl The Debian people have their own naming convention for manpages.  This
4078 dnl option lets us override the name of the file containing renaming, or
4079 dnl disable it altogether.
4080 AC_DEFUN([CF_MANPAGE_RENAMES],
4081 [
4082 AC_MSG_CHECKING(for manpage renaming)
4083
4084 AC_ARG_WITH(manpage-renames,
4085         [  --with-manpage-renames  specify manpage-renaming],
4086         [MANPAGE_RENAMES=$withval],
4087         [MANPAGE_RENAMES=yes])
4088
4089 case ".$MANPAGE_RENAMES" in #(vi
4090 .no) #(vi
4091   ;;
4092 .|.yes)
4093   # Debian 'man' program?
4094   if test -f /etc/debian_version ; then
4095     MANPAGE_RENAMES=`cd $srcdir && pwd`/man/man_db.renames
4096   else
4097     MANPAGE_RENAMES=no
4098   fi
4099   ;;
4100 esac
4101
4102 if test "$MANPAGE_RENAMES" != no ; then
4103   if test -f $srcdir/man/$MANPAGE_RENAMES ; then
4104     MANPAGE_RENAMES=`cd $srcdir/man && pwd`/$MANPAGE_RENAMES
4105   elif test ! -f $MANPAGE_RENAMES ; then
4106     AC_MSG_ERROR(not a filename: $MANPAGE_RENAMES)
4107   fi
4108
4109   test ! -d man && mkdir man
4110
4111   # Construct a sed-script to perform renaming within man-pages
4112   if test -n "$MANPAGE_RENAMES" ; then
4113     test ! -d man && mkdir man
4114     sh $srcdir/man/make_sed.sh $MANPAGE_RENAMES >./edit_man.sed
4115   fi
4116 fi
4117
4118 AC_MSG_RESULT($MANPAGE_RENAMES)
4119 AC_SUBST(MANPAGE_RENAMES)
4120 ])dnl
4121 dnl ---------------------------------------------------------------------------
4122 dnl CF_MANPAGE_SYMLINKS version: 5 updated: 2010/07/24 17:12:40
4123 dnl -------------------
4124 dnl Some people expect each tool to make all aliases for manpages in the
4125 dnl man-directory.  This accommodates the older, less-capable implementations
4126 dnl of 'man', and is optional.
4127 AC_DEFUN([CF_MANPAGE_SYMLINKS],
4128 [
4129 AC_MSG_CHECKING(if manpage aliases will be installed)
4130
4131 AC_ARG_WITH(manpage-aliases,
4132         [  --with-manpage-aliases  specify manpage-aliases using .so],
4133         [MANPAGE_ALIASES=$withval],
4134         [MANPAGE_ALIASES=yes])
4135
4136 AC_MSG_RESULT($MANPAGE_ALIASES)
4137
4138 case "x$LN_S" in #(vi
4139 xln*) #(vi
4140         cf_use_symlinks=yes
4141         ;;
4142 *)
4143         cf_use_symlinks=no
4144         ;;
4145 esac
4146
4147 MANPAGE_SYMLINKS=no
4148 if test "$MANPAGE_ALIASES" = yes ; then
4149 AC_MSG_CHECKING(if manpage symlinks should be used)
4150
4151 AC_ARG_WITH(manpage-symlinks,
4152         [  --with-manpage-symlinks specify manpage-aliases using symlinks],
4153         [MANPAGE_SYMLINKS=$withval],
4154         [MANPAGE_SYMLINKS=$cf_use_symlinks])
4155
4156 if test "$$cf_use_symlinks" = no; then
4157 if test "$MANPAGE_SYMLINKS" = yes ; then
4158         AC_MSG_WARN(cannot make symlinks, will use .so files)
4159         MANPAGE_SYMLINKS=no
4160 fi
4161 fi
4162
4163 AC_MSG_RESULT($MANPAGE_SYMLINKS)
4164 fi
4165
4166 ])dnl
4167 dnl ---------------------------------------------------------------------------
4168 dnl CF_MANPAGE_TBL version: 3 updated: 2002/01/19 22:51:32
4169 dnl --------------
4170 dnl This option causes manpages to be run through tbl(1) to generate tables
4171 dnl correctly.
4172 AC_DEFUN([CF_MANPAGE_TBL],
4173 [
4174 AC_MSG_CHECKING(for manpage tbl)
4175
4176 AC_ARG_WITH(manpage-tbl,
4177         [  --with-manpage-tbl      specify manpage processing with tbl],
4178         [MANPAGE_TBL=$withval],
4179         [MANPAGE_TBL=no])
4180
4181 AC_MSG_RESULT($MANPAGE_TBL)
4182 ])dnl
4183 dnl ---------------------------------------------------------------------------
4184 dnl CF_MAN_PAGES version: 43 updated: 2013/02/09 12:53:45
4185 dnl ------------
4186 dnl Try to determine if the man-pages on the system are compressed, and if
4187 dnl so, what format is used.  Use this information to construct a script that
4188 dnl will install man-pages.
4189 AC_DEFUN([CF_MAN_PAGES],
4190 [
4191 CF_HELP_MESSAGE(Options to Specify How Manpages are Installed:)
4192 CF_MANPAGE_FORMAT
4193 CF_MANPAGE_RENAMES
4194 CF_MANPAGE_SYMLINKS
4195 CF_MANPAGE_TBL
4196
4197   if test "$prefix" = "NONE" ; then
4198      cf_prefix="$ac_default_prefix"
4199   else
4200      cf_prefix="$prefix"
4201   fi
4202
4203   case "$MANPAGE_FORMAT" in # (vi
4204   *catonly*) # (vi
4205     cf_format=yes
4206     cf_inboth=no
4207     ;;
4208   *formatted*) # (vi
4209     cf_format=yes
4210     cf_inboth=yes
4211     ;;
4212   *)
4213     cf_format=no
4214     cf_inboth=no
4215     ;;
4216   esac
4217
4218 test ! -d man && mkdir man
4219
4220 cf_so_strip=
4221 cf_compress=
4222 case "$MANPAGE_FORMAT" in #(vi
4223 *compress*) #(vi
4224         cf_so_strip="Z"
4225         cf_compress=compress
4226   ;;
4227 *gzip*)
4228         cf_so_strip="gz"
4229         cf_compress=gzip
4230   ;;
4231 esac
4232
4233 cf_edit_man=./edit_man.sh
4234 cf_man_alias=`pwd`/man_alias.sed
4235
4236 cat >$cf_edit_man <<CF_EOF
4237 #! /bin/sh
4238 # this script is generated by the configure-script CF_MAN_PAGES macro.
4239
4240 prefix="$cf_prefix"
4241 datarootdir="$datarootdir"
4242 datadir="$datadir"
4243
4244 NCURSES_MAJOR="$NCURSES_MAJOR"
4245 NCURSES_MINOR="$NCURSES_MINOR"
4246 NCURSES_PATCH="$NCURSES_PATCH"
4247
4248 NCURSES_OSPEED="$NCURSES_OSPEED"
4249 TERMINFO="$TERMINFO"
4250
4251 INSTALL="$INSTALL"
4252 INSTALL_DATA="$INSTALL_DATA"
4253
4254 transform="$program_transform_name"
4255
4256 TMP=\${TMPDIR:=/tmp}/man\$\$
4257 trap "rm -f \$TMP" 0 1 2 5 15
4258
4259 form=\[$]1
4260 shift || exit 1
4261
4262 verb=\[$]1
4263 shift || exit 1
4264
4265 mandir=\[$]1
4266 shift || exit 1
4267
4268 srcdir=\[$]1
4269 top_srcdir=\[$]srcdir/..
4270 shift || exit 1
4271
4272 if test "\$form" = normal ; then
4273         if test "$cf_format" = yes ; then
4274         if test "$cf_inboth" = no ; then
4275                 sh \[$]0 format \$verb \$mandir \$srcdir \[$]*
4276                 exit $?
4277         fi
4278         fi
4279         cf_subdir=\$mandir/man
4280         cf_tables=$MANPAGE_TBL
4281 else
4282         cf_subdir=\$mandir/cat
4283         cf_tables=yes
4284 fi
4285
4286 # process the list of source-files
4287 for i in \[$]* ; do
4288 case \$i in #(vi
4289 *.orig|*.rej) ;; #(vi
4290 *.[[0-9]]*)
4291         section=\`expr "\$i" : '.*\\.\\([[0-9]]\\)[[xm]]*'\`;
4292         if test \$verb = installing ; then
4293         if test ! -d \$cf_subdir\${section} ; then
4294                 mkdir -p \$cf_subdir\$section
4295         fi
4296         fi
4297
4298         # replace variables in man page
4299         if test ! -f $cf_man_alias ; then
4300 cat >>$cf_man_alias <<-CF_EOF2
4301                 s,@DATADIR@,\$datadir,g
4302                 s,@TERMINFO@,\${TERMINFO:="no default value"},g
4303                 s,@TERMINFO_DIRS@,\${TERMINFO_DIRS:="no default value"},g
4304                 s,@NCURSES_MAJOR@,\${NCURSES_MAJOR:="no default value"},g
4305                 s,@NCURSES_MINOR@,\${NCURSES_MINOR:="no default value"},g
4306                 s,@NCURSES_PATCH@,\${NCURSES_PATCH:="no default value"},g
4307                 s,@NCURSES_OSPEED@,\${NCURSES_OSPEED:="no default value"},g
4308 CF_EOF
4309         ifelse($1,,,[
4310         for cf_name in $1
4311         do
4312                 cf_NAME=`echo "$cf_name" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
4313                 cf_name=`echo $cf_name|sed "$program_transform_name"`
4314 cat >>$cf_edit_man <<-CF_EOF
4315                 s,@$cf_NAME@,$cf_name,g
4316 CF_EOF
4317         done
4318         ])
4319 cat >>$cf_edit_man <<CF_EOF
4320 CF_EOF2
4321                 echo "...made $cf_man_alias"
4322         fi
4323
4324         aliases=
4325         cf_source=\`basename \$i\`
4326         inalias=\$cf_source
4327         test ! -f \$inalias && inalias="\$srcdir/\$inalias"
4328         if test ! -f \$inalias ; then
4329                 echo .. skipped \$cf_source
4330                 continue
4331         fi
4332 CF_EOF
4333
4334 if test "$MANPAGE_ALIASES" != no ; then
4335 cat >>$cf_edit_man <<CF_EOF
4336         nCurses=ignore.3x
4337         test $with_curses_h = yes && nCurses=ncurses.3x
4338         aliases=\`sed -f \$top_srcdir/man/manlinks.sed \$inalias |sed -f $cf_man_alias | sort -u; test \$inalias = \$nCurses && echo curses\`
4339 CF_EOF
4340 fi
4341
4342 if test "$MANPAGE_RENAMES" = no ; then
4343 cat >>$cf_edit_man <<CF_EOF
4344         # perform program transformations for section 1 man pages
4345         if test \$section = 1 ; then
4346                 cf_target=\$cf_subdir\${section}/\`echo \$cf_source|sed "\${transform}"\`
4347         else
4348                 cf_target=\$cf_subdir\${section}/\$cf_source
4349         fi
4350 CF_EOF
4351 else
4352 cat >>$cf_edit_man <<CF_EOF
4353         cf_target=\`grep "^\$cf_source" $MANPAGE_RENAMES | $AWK '{print \[$]2}'\`
4354         if test -z "\$cf_target" ; then
4355                 echo '? missing rename for '\$cf_source
4356                 cf_target="\$cf_source"
4357         fi
4358         cf_target="\$cf_subdir\${section}/\${cf_target}"
4359
4360 CF_EOF
4361 fi
4362
4363 cat >>$cf_edit_man <<CF_EOF
4364         sed     -f $cf_man_alias \\
4365 CF_EOF
4366
4367 if test -f $MANPAGE_RENAMES ; then
4368 cat >>$cf_edit_man <<CF_EOF
4369                 < \$i | sed -f `pwd`/edit_man.sed >\$TMP
4370 CF_EOF
4371 else
4372 cat >>$cf_edit_man <<CF_EOF
4373                 < \$i >\$TMP
4374 CF_EOF
4375 fi
4376
4377 cat >>$cf_edit_man <<CF_EOF
4378 if test \$cf_tables = yes ; then
4379         tbl \$TMP >\$TMP.out
4380         mv \$TMP.out \$TMP
4381 fi
4382 CF_EOF
4383
4384 if test $with_overwrite != yes ; then
4385 cat >>$cf_edit_man <<CF_EOF
4386         sed -e "/\#[    ]*include/s,<curses.h,<ncurses$LIB_SUFFIX/curses.h," < \$TMP >\$TMP.out
4387         mv \$TMP.out \$TMP
4388 CF_EOF
4389 fi
4390
4391 if test $with_curses_h != yes ; then
4392 cat >>$cf_edit_man <<CF_EOF
4393         sed -e "/\#[    ]*include/s,curses.h,ncurses.h," < \$TMP >\$TMP.out
4394         mv \$TMP.out \$TMP
4395 CF_EOF
4396 fi
4397
4398 cat >>$cf_edit_man <<CF_EOF
4399         if test \$form = format ; then
4400                 nroff -man \$TMP >\$TMP.out
4401                 mv \$TMP.out \$TMP
4402         fi
4403 CF_EOF
4404
4405 if test -n "$cf_compress" ; then
4406 cat >>$cf_edit_man <<CF_EOF
4407         if test \$verb = installing ; then
4408         if ( $cf_compress -f \$TMP )
4409         then
4410                 mv \$TMP.$cf_so_strip \$TMP
4411         fi
4412         fi
4413         cf_target="\$cf_target.$cf_so_strip"
4414 CF_EOF
4415 fi
4416
4417 case "$MANPAGE_FORMAT" in #(vi
4418 *BSDI*)
4419 cat >>$cf_edit_man <<CF_EOF
4420         if test \$form = format ; then
4421                 # BSDI installs only .0 suffixes in the cat directories
4422                 cf_target="\`echo \$cf_target|sed -e 's/\.[[1-9]]\+[[a-z]]*/.0/'\`"
4423         fi
4424 CF_EOF
4425   ;;
4426 esac
4427
4428 cat >>$cf_edit_man <<CF_EOF
4429         suffix=\`basename \$cf_target | sed -e 's%^[[^.]]*%%'\`
4430         if test \$verb = installing ; then
4431                 echo \$verb \$cf_target
4432                 \$INSTALL_DATA \$TMP \$cf_target
4433                 test -d \$cf_subdir\${section} &&
4434                 test -n "\$aliases" && (
4435                         cd \$cf_subdir\${section} && (
4436                                 cf_source=\`echo \$cf_target |sed -e 's%^.*/\([[^/]][[^/]]*/[[^/]][[^/]]*$\)%\1%'\`
4437                                 test -n "$cf_so_strip" && cf_source=\`echo \$cf_source |sed -e 's%\.$cf_so_strip\$%%'\`
4438                                 cf_target=\`basename \$cf_target\`
4439                                 for cf_alias in \$aliases
4440                                 do
4441                                         if test \$section = 1 ; then
4442                                                 cf_alias=\`echo \$cf_alias|sed "\${transform}"\`
4443                                         fi
4444
4445                                         if test "$MANPAGE_SYMLINKS" = yes ; then
4446                                                 if test -f \$cf_alias\${suffix} ; then
4447                                                         if ( cmp -s \$cf_target \$cf_alias\${suffix} )
4448                                                         then
4449                                                                 continue
4450                                                         fi
4451                                                 fi
4452                                                 echo .. \$verb alias \$cf_alias\${suffix}
4453 CF_EOF
4454 case "x$LN_S" in #(vi
4455 *-f) #(vi
4456 cat >>$cf_edit_man <<CF_EOF
4457                                                 $LN_S \$cf_target \$cf_alias\${suffix}
4458 CF_EOF
4459         ;;
4460 *)
4461 cat >>$cf_edit_man <<CF_EOF
4462                                                 rm -f \$cf_alias\${suffix}
4463                                                 $LN_S \$cf_target \$cf_alias\${suffix}
4464 CF_EOF
4465         ;;
4466 esac
4467 cat >>$cf_edit_man <<CF_EOF
4468                                         elif test "\$cf_target" != "\$cf_alias\${suffix}" ; then
4469                                                 echo ".so \$cf_source" >\$TMP
4470 CF_EOF
4471 if test -n "$cf_compress" ; then
4472 cat >>$cf_edit_man <<CF_EOF
4473                                                 if test -n "$cf_so_strip" ; then
4474                                                         $cf_compress -f \$TMP
4475                                                         mv \$TMP.$cf_so_strip \$TMP
4476                                                 fi
4477 CF_EOF
4478 fi
4479 cat >>$cf_edit_man <<CF_EOF
4480                                                 echo .. \$verb alias \$cf_alias\${suffix}
4481                                                 rm -f \$cf_alias\${suffix}
4482                                                 \$INSTALL_DATA \$TMP \$cf_alias\${suffix}
4483                                         fi
4484                                 done
4485                         )
4486                 )
4487         elif test \$verb = removing ; then
4488                 test -f \$cf_target && (
4489                         echo \$verb \$cf_target
4490                         rm -f \$cf_target
4491                 )
4492                 test -d \$cf_subdir\${section} &&
4493                 test -n "\$aliases" && (
4494                         cd \$cf_subdir\${section} && (
4495                                 for cf_alias in \$aliases
4496                                 do
4497                                         if test \$section = 1 ; then
4498                                                 cf_alias=\`echo \$cf_alias|sed "\${transform}"\`
4499                                         fi
4500
4501                                         echo .. \$verb alias \$cf_alias\${suffix}
4502                                         rm -f \$cf_alias\${suffix}
4503                                 done
4504                         )
4505                 )
4506         else
4507 #               echo ".hy 0"
4508                 cat \$TMP
4509         fi
4510         ;;
4511 esac
4512 done
4513
4514 if test $cf_inboth = yes ; then
4515 if test \$form != format ; then
4516         sh \[$]0 format \$verb \$mandir \$srcdir \[$]*
4517 fi
4518 fi
4519
4520 exit 0
4521 CF_EOF
4522 chmod 755 $cf_edit_man
4523
4524 ])dnl
4525 dnl ---------------------------------------------------------------------------
4526 dnl CF_MATH_LIB version: 8 updated: 2010/05/29 16:31:02
4527 dnl -----------
4528 dnl Checks for libraries.  At least one UNIX system, Apple Macintosh
4529 dnl Rhapsody 5.5, does not have -lm.  We cannot use the simpler
4530 dnl AC_CHECK_LIB(m,sin), because that fails for C++.
4531 AC_DEFUN([CF_MATH_LIB],
4532 [
4533 AC_CACHE_CHECK(if -lm needed for math functions,
4534         cf_cv_need_libm,[
4535         AC_TRY_LINK([
4536         #include <stdio.h>
4537         #include <math.h>
4538         ],
4539         [double x = rand(); printf("result = %g\n", ]ifelse([$2],,sin(x),$2)[)],
4540         [cf_cv_need_libm=no],
4541         [cf_cv_need_libm=yes])])
4542 if test "$cf_cv_need_libm" = yes
4543 then
4544 ifelse($1,,[
4545         CF_ADD_LIB(m)
4546 ],[$1=-lm])
4547 fi
4548 ])
4549 dnl ---------------------------------------------------------------------------
4550 dnl CF_MIXEDCASE_FILENAMES version: 6 updated: 2013/10/08 17:47:05
4551 dnl ----------------------
4552 dnl Check if the file-system supports mixed-case filenames.  If we're able to
4553 dnl create a lowercase name and see it as uppercase, it doesn't support that.
4554 AC_DEFUN([CF_MIXEDCASE_FILENAMES],
4555 [
4556 AC_CACHE_CHECK(if filesystem supports mixed-case filenames,cf_cv_mixedcase,[
4557 if test "$cross_compiling" = yes ; then
4558         case $target_alias in #(vi
4559         *-os2-emx*|*-msdosdjgpp*|*-cygwin*|*-msys*|*-mingw*|*-uwin*) #(vi
4560                 cf_cv_mixedcase=no
4561                 ;;
4562         *)
4563                 cf_cv_mixedcase=yes
4564                 ;;
4565         esac
4566 else
4567         rm -f conftest CONFTEST
4568         echo test >conftest
4569         if test -f CONFTEST ; then
4570                 cf_cv_mixedcase=no
4571         else
4572                 cf_cv_mixedcase=yes
4573         fi
4574         rm -f conftest CONFTEST
4575 fi
4576 ])
4577 test "$cf_cv_mixedcase" = yes && AC_DEFINE(MIXEDCASE_FILENAMES,1,[Define to 1 if filesystem supports mixed-case filenames.])
4578 ])dnl
4579 dnl ---------------------------------------------------------------------------
4580 dnl CF_MKSTEMP version: 9 updated: 2012/10/03 04:34:49
4581 dnl ----------
4582 dnl Check for a working mkstemp.  This creates two files, checks that they are
4583 dnl successfully created and distinct (AmigaOS apparently fails on the last).
4584 AC_DEFUN([CF_MKSTEMP],[
4585 AC_CACHE_CHECK(for working mkstemp, cf_cv_func_mkstemp,[
4586 rm -rf conftest*
4587 AC_TRY_RUN([
4588 #include <sys/types.h>
4589 #include <stdlib.h>
4590 #include <stdio.h>
4591 #include <string.h>
4592 #include <sys/stat.h>
4593 int main()
4594 {
4595         char *tmpl = "conftestXXXXXX";
4596         char name[2][80];
4597         int n;
4598         int result = 0;
4599         int fd;
4600         struct stat sb;
4601
4602         umask(077);
4603         for (n = 0; n < 2; ++n) {
4604                 strcpy(name[n], tmpl);
4605                 if ((fd = mkstemp(name[n])) >= 0) {
4606                         if (!strcmp(name[n], tmpl)
4607                          || stat(name[n], &sb) != 0
4608                          || (sb.st_mode & S_IFMT) != S_IFREG
4609                          || (sb.st_mode & 077) != 0) {
4610                                 result = 1;
4611                         }
4612                         close(fd);
4613                 }
4614         }
4615         if (result == 0
4616          && !strcmp(name[0], name[1]))
4617                 result = 1;
4618         ${cf_cv_main_return:-return}(result);
4619 }
4620 ],[cf_cv_func_mkstemp=yes
4621 ],[cf_cv_func_mkstemp=no
4622 ],[cf_cv_func_mkstemp=maybe])
4623 ])
4624 if test "x$cf_cv_func_mkstemp" = xmaybe ; then
4625         AC_CHECK_FUNC(mkstemp)
4626 fi
4627 if test "x$cf_cv_func_mkstemp" = xyes || test "x$ac_cv_func_mkstemp" = xyes ; then
4628         AC_DEFINE(HAVE_MKSTEMP,1,[Define to 1 if mkstemp() is available and working.])
4629 fi
4630 ])dnl
4631 dnl ---------------------------------------------------------------------------
4632 dnl CF_MSG_LOG version: 5 updated: 2010/10/23 15:52:32
4633 dnl ----------
4634 dnl Write a debug message to config.log, along with the line number in the
4635 dnl configure script.
4636 AC_DEFUN([CF_MSG_LOG],[
4637 echo "${as_me:-configure}:__oline__: testing $* ..." 1>&AC_FD_CC
4638 ])dnl
4639 dnl ---------------------------------------------------------------------------
4640 dnl CF_NCURSES_ABI_6 version: 1 updated: 2005/09/17 18:42:49
4641 dnl ----------------
4642 dnl Set ncurses' ABI to 6 unless overridden by explicit configure option, and
4643 dnl warn about this.
4644 AC_DEFUN([CF_NCURSES_ABI_6],[
4645 if test "${with_abi_version+set}" != set; then
4646         case $cf_cv_rel_version in
4647         5.*)
4648                 cf_cv_rel_version=6.0
4649                 cf_cv_abi_version=6
4650                 AC_MSG_WARN(Overriding ABI version to $cf_cv_abi_version)
4651                 ;;
4652         esac
4653 fi
4654 ])dnl
4655 dnl ---------------------------------------------------------------------------
4656 dnl CF_NO_LEAKS_OPTION version: 5 updated: 2012/10/02 20:55:03
4657 dnl ------------------
4658 dnl see CF_WITH_NO_LEAKS
4659 AC_DEFUN([CF_NO_LEAKS_OPTION],[
4660 AC_MSG_CHECKING(if you want to use $1 for testing)
4661 AC_ARG_WITH($1,
4662         [$2],
4663         [AC_DEFINE_UNQUOTED($3,1,"Define to 1 if you want to use $1 for testing.")ifelse([$4],,[
4664          $4
4665 ])
4666         : ${with_cflags:=-g}
4667         : ${with_no_leaks:=yes}
4668          with_$1=yes],
4669         [with_$1=])
4670 AC_MSG_RESULT(${with_$1:-no})
4671
4672 case .$with_cflags in #(vi
4673 .*-g*)
4674         case .$CFLAGS in #(vi
4675         .*-g*) #(vi
4676                 ;;
4677         *)
4678                 CF_ADD_CFLAGS([-g])
4679                 ;;
4680         esac
4681         ;;
4682 esac
4683 ])dnl
4684 dnl ---------------------------------------------------------------------------
4685 dnl CF_NUMBER_SYNTAX version: 1 updated: 2003/09/20 18:12:49
4686 dnl ----------------
4687 dnl Check if the given variable is a number.  If not, report an error.
4688 dnl $1 is the variable
4689 dnl $2 is the message
4690 AC_DEFUN([CF_NUMBER_SYNTAX],[
4691 if test -n "$1" ; then
4692   case $1 in #(vi
4693   [[0-9]]*) #(vi
4694         ;;
4695   *)
4696         AC_MSG_ERROR($2 is not a number: $1)
4697         ;;
4698   esac
4699 else
4700   AC_MSG_ERROR($2 value is empty)
4701 fi
4702 ])dnl
4703 dnl ---------------------------------------------------------------------------
4704 dnl CF_OBJ_SUBDIR version: 6 updated: 2013/09/07 14:06:10
4705 dnl -------------
4706 dnl Compute the object-directory name from the given model name
4707 AC_DEFUN([CF_OBJ_SUBDIR],
4708 [
4709         case $1 in
4710         libtool) $2='obj_lo'  ;;
4711         normal)  $2='objects' ;;
4712         debug)   $2='obj_g' ;;
4713         profile) $2='obj_p' ;;
4714         shared)
4715                 case $cf_cv_system_name in #(vi
4716                 cygwin|msys) #(vi
4717                         $2='objects' ;;
4718                 *)
4719                         $2='obj_s' ;;
4720                 esac
4721         esac
4722 ])dnl
4723 dnl ---------------------------------------------------------------------------
4724 dnl CF_PATHSEP version: 6 updated: 2012/09/29 18:38:12
4725 dnl ----------
4726 dnl Provide a value for the $PATH and similar separator (or amend the value
4727 dnl as provided in autoconf 2.5x).
4728 AC_DEFUN([CF_PATHSEP],
4729 [
4730         AC_MSG_CHECKING(for PATH separator)
4731         case $cf_cv_system_name in
4732         os2*)   PATH_SEPARATOR=';'  ;;
4733         *)      ${PATH_SEPARATOR:=':'}  ;;
4734         esac
4735 ifelse([$1],,,[$1=$PATH_SEPARATOR])
4736         AC_SUBST(PATH_SEPARATOR)
4737         AC_MSG_RESULT($PATH_SEPARATOR)
4738 ])dnl
4739 dnl ---------------------------------------------------------------------------
4740 dnl CF_PATH_SYNTAX version: 14 updated: 2012/06/19 20:58:54
4741 dnl --------------
4742 dnl Check the argument to see that it looks like a pathname.  Rewrite it if it
4743 dnl begins with one of the prefix/exec_prefix variables, and then again if the
4744 dnl result begins with 'NONE'.  This is necessary to work around autoconf's
4745 dnl delayed evaluation of those symbols.
4746 AC_DEFUN([CF_PATH_SYNTAX],[
4747 if test "x$prefix" != xNONE; then
4748   cf_path_syntax="$prefix"
4749 else
4750   cf_path_syntax="$ac_default_prefix"
4751 fi
4752
4753 case ".[$]$1" in #(vi
4754 .\[$]\(*\)*|.\'*\'*) #(vi
4755   ;;
4756 ..|./*|.\\*) #(vi
4757   ;;
4758 .[[a-zA-Z]]:[[\\/]]*) #(vi OS/2 EMX
4759   ;;
4760 .\[$]{*prefix}*|.\[$]{*dir}*) #(vi
4761   eval $1="[$]$1"
4762   case ".[$]$1" in #(vi
4763   .NONE/*)
4764     $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
4765     ;;
4766   esac
4767   ;; #(vi
4768 .no|.NONE/*)
4769   $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
4770   ;;
4771 *)
4772   ifelse([$2],,[AC_MSG_ERROR([expected a pathname, not \"[$]$1\"])],$2)
4773   ;;
4774 esac
4775 ])dnl
4776 dnl ---------------------------------------------------------------------------
4777 dnl CF_PKG_CONFIG version: 7 updated: 2011/04/29 04:53:22
4778 dnl -------------
4779 dnl Check for the package-config program, unless disabled by command-line.
4780 AC_DEFUN([CF_PKG_CONFIG],
4781 [
4782 AC_MSG_CHECKING(if you want to use pkg-config)
4783 AC_ARG_WITH(pkg-config,
4784         [  --with-pkg-config{=path} enable/disable use of pkg-config],
4785         [cf_pkg_config=$withval],
4786         [cf_pkg_config=yes])
4787 AC_MSG_RESULT($cf_pkg_config)
4788
4789 case $cf_pkg_config in #(vi
4790 no) #(vi
4791         PKG_CONFIG=none
4792         ;;
4793 yes) #(vi
4794         CF_ACVERSION_CHECK(2.52,
4795                 [AC_PATH_TOOL(PKG_CONFIG, pkg-config, none)],
4796                 [AC_PATH_PROG(PKG_CONFIG, pkg-config, none)])
4797         ;;
4798 *)
4799         PKG_CONFIG=$withval
4800         ;;
4801 esac
4802
4803 test -z "$PKG_CONFIG" && PKG_CONFIG=none
4804 if test "$PKG_CONFIG" != none ; then
4805         CF_PATH_SYNTAX(PKG_CONFIG)
4806 fi
4807
4808 AC_SUBST(PKG_CONFIG)
4809 ])dnl
4810 dnl ---------------------------------------------------------------------------
4811 dnl CF_POSIX_C_SOURCE version: 8 updated: 2010/05/26 05:38:42
4812 dnl -----------------
4813 dnl Define _POSIX_C_SOURCE to the given level, and _POSIX_SOURCE if needed.
4814 dnl
4815 dnl     POSIX.1-1990                            _POSIX_SOURCE
4816 dnl     POSIX.1-1990 and                        _POSIX_SOURCE and
4817 dnl             POSIX.2-1992 C-Language                 _POSIX_C_SOURCE=2
4818 dnl             Bindings Option
4819 dnl     POSIX.1b-1993                           _POSIX_C_SOURCE=199309L
4820 dnl     POSIX.1c-1996                           _POSIX_C_SOURCE=199506L
4821 dnl     X/Open 2000                             _POSIX_C_SOURCE=200112L
4822 dnl
4823 dnl Parameters:
4824 dnl     $1 is the nominal value for _POSIX_C_SOURCE
4825 AC_DEFUN([CF_POSIX_C_SOURCE],
4826 [
4827 cf_POSIX_C_SOURCE=ifelse([$1],,199506L,[$1])
4828
4829 cf_save_CFLAGS="$CFLAGS"
4830 cf_save_CPPFLAGS="$CPPFLAGS"
4831
4832 CF_REMOVE_DEFINE(cf_trim_CFLAGS,$cf_save_CFLAGS,_POSIX_C_SOURCE)
4833 CF_REMOVE_DEFINE(cf_trim_CPPFLAGS,$cf_save_CPPFLAGS,_POSIX_C_SOURCE)
4834
4835 AC_CACHE_CHECK(if we should define _POSIX_C_SOURCE,cf_cv_posix_c_source,[
4836         CF_MSG_LOG(if the symbol is already defined go no further)
4837         AC_TRY_COMPILE([#include <sys/types.h>],[
4838 #ifndef _POSIX_C_SOURCE
4839 make an error
4840 #endif],
4841         [cf_cv_posix_c_source=no],
4842         [cf_want_posix_source=no
4843          case .$cf_POSIX_C_SOURCE in #(vi
4844          .[[12]]??*) #(vi
4845                 cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
4846                 ;;
4847          .2) #(vi
4848                 cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
4849                 cf_want_posix_source=yes
4850                 ;;
4851          .*)
4852                 cf_want_posix_source=yes
4853                 ;;
4854          esac
4855          if test "$cf_want_posix_source" = yes ; then
4856                 AC_TRY_COMPILE([#include <sys/types.h>],[
4857 #ifdef _POSIX_SOURCE
4858 make an error
4859 #endif],[],
4860                 cf_cv_posix_c_source="$cf_cv_posix_c_source -D_POSIX_SOURCE")
4861          fi
4862          CF_MSG_LOG(ifdef from value $cf_POSIX_C_SOURCE)
4863          CFLAGS="$cf_trim_CFLAGS"
4864          CPPFLAGS="$cf_trim_CPPFLAGS $cf_cv_posix_c_source"
4865          CF_MSG_LOG(if the second compile does not leave our definition intact error)
4866          AC_TRY_COMPILE([#include <sys/types.h>],[
4867 #ifndef _POSIX_C_SOURCE
4868 make an error
4869 #endif],,
4870          [cf_cv_posix_c_source=no])
4871          CFLAGS="$cf_save_CFLAGS"
4872          CPPFLAGS="$cf_save_CPPFLAGS"
4873         ])
4874 ])
4875
4876 if test "$cf_cv_posix_c_source" != no ; then
4877         CFLAGS="$cf_trim_CFLAGS"
4878         CPPFLAGS="$cf_trim_CPPFLAGS"
4879         CF_ADD_CFLAGS($cf_cv_posix_c_source)
4880 fi
4881
4882 ])dnl
4883 dnl ---------------------------------------------------------------------------
4884 dnl CF_PREDEFINE version: 2 updated: 2010/05/26 16:44:57
4885 dnl ------------
4886 dnl Add definitions to CPPFLAGS to ensure they're predefined for all compiles.
4887 dnl
4888 dnl $1 = symbol to test
4889 dnl $2 = value (if any) to use for a predefinition
4890 AC_DEFUN([CF_PREDEFINE],
4891 [
4892 AC_MSG_CHECKING(if we must define $1)
4893 AC_TRY_COMPILE([#include <sys/types.h>
4894 ],[
4895 #ifndef $1
4896 make an error
4897 #endif],[cf_result=no],[cf_result=yes])
4898 AC_MSG_RESULT($cf_result)
4899
4900 if test "$cf_result" = yes ; then
4901         CPPFLAGS="$CPPFLAGS ifelse([$2],,-D$1,[-D$1=$2])"
4902 elif test "x$2" != "x" ; then
4903         AC_MSG_CHECKING(checking for compatible value versus $2)
4904         AC_TRY_COMPILE([#include <sys/types.h>
4905 ],[
4906 #if $1-$2 < 0
4907 make an error
4908 #endif],[cf_result=yes],[cf_result=no])
4909         AC_MSG_RESULT($cf_result)
4910         if test "$cf_result" = no ; then
4911                 # perhaps we can override it - try...
4912                 CPPFLAGS="$CPPFLAGS -D$1=$2"
4913         fi
4914 fi
4915 ])dnl
4916 dnl ---------------------------------------------------------------------------
4917 dnl CF_PRG_RULES version: 1 updated: 2006/06/03 11:45:08
4918 dnl ------------
4919 dnl Append definitions and rules for the given programs to the subdirectory
4920 dnl Makefiles, and the recursion rule for the top-level Makefile.
4921 dnl
4922 dnl parameters
4923 dnl     $1 = script to run
4924 dnl     $2 = list of subdirectories
4925 dnl
4926 dnl variables
4927 dnl     $AWK
4928 AC_DEFUN([CF_PRG_RULES],
4929 [
4930 for cf_dir in $2
4931 do
4932         if test ! -d $srcdir/$cf_dir; then
4933                 continue
4934         elif test -f $srcdir/$cf_dir/programs; then
4935                 $AWK -f $1 $srcdir/$cf_dir/programs >>$cf_dir/Makefile
4936         fi
4937 done
4938
4939 ])dnl
4940 dnl ---------------------------------------------------------------------------
4941 dnl CF_PROG_AR version: 1 updated: 2009/01/01 20:15:22
4942 dnl ----------
4943 dnl Check for archiver "ar".
4944 AC_DEFUN([CF_PROG_AR],[
4945 AC_CHECK_TOOL(AR, ar, ar)
4946 ])
4947 dnl ---------------------------------------------------------------------------
4948 dnl CF_PROG_AWK version: 1 updated: 2006/09/16 11:40:59
4949 dnl -----------
4950 dnl Check for awk, ensure that the check found something.
4951 AC_DEFUN([CF_PROG_AWK],
4952 [
4953 AC_PROG_AWK
4954 test -z "$AWK" && AC_MSG_ERROR(No awk program found)
4955 ])dnl
4956 dnl ---------------------------------------------------------------------------
4957 dnl CF_PROG_CC version: 3 updated: 2012/10/06 15:31:55
4958 dnl ----------
4959 dnl standard check for CC, plus followup sanity checks
4960 dnl $1 = optional parameter to pass to AC_PROG_CC to specify compiler name
4961 AC_DEFUN([CF_PROG_CC],[
4962 ifelse($1,,[AC_PROG_CC],[AC_PROG_CC($1)])
4963 CF_GCC_VERSION
4964 CF_ACVERSION_CHECK(2.52,
4965         [AC_PROG_CC_STDC],
4966         [CF_ANSI_CC_REQD])
4967 CF_CC_ENV_FLAGS
4968 ])dnl
4969 dnl ---------------------------------------------------------------------------
4970 dnl CF_PROG_CC_C_O version: 3 updated: 2010/08/14 18:25:37
4971 dnl --------------
4972 dnl Analogous to AC_PROG_CC_C_O, but more useful: tests only $CC, ensures that
4973 dnl the output file can be renamed, and allows for a shell variable that can
4974 dnl be used later.  The parameter is either CC or CXX.  The result is the
4975 dnl cache variable:
4976 dnl     $cf_cv_prog_CC_c_o
4977 dnl     $cf_cv_prog_CXX_c_o
4978 AC_DEFUN([CF_PROG_CC_C_O],
4979 [AC_REQUIRE([AC_PROG_CC])dnl
4980 AC_MSG_CHECKING([whether [$]$1 understands -c and -o together])
4981 AC_CACHE_VAL(cf_cv_prog_$1_c_o,
4982 [
4983 cat > conftest.$ac_ext <<CF_EOF
4984 #include <stdio.h>
4985 int main()
4986 {
4987         ${cf_cv_main_return:-return}(0);
4988 }
4989 CF_EOF
4990 # We do the test twice because some compilers refuse to overwrite an
4991 # existing .o file with -o, though they will create one.
4992 ac_try='[$]$1 -c conftest.$ac_ext -o conftest2.$ac_objext >&AC_FD_CC'
4993 if AC_TRY_EVAL(ac_try) &&
4994   test -f conftest2.$ac_objext && AC_TRY_EVAL(ac_try);
4995 then
4996   eval cf_cv_prog_$1_c_o=yes
4997 else
4998   eval cf_cv_prog_$1_c_o=no
4999 fi
5000 rm -rf conftest*
5001 ])dnl
5002 if test $cf_cv_prog_$1_c_o = yes; then
5003   AC_MSG_RESULT([yes])
5004 else
5005   AC_MSG_RESULT([no])
5006 fi
5007 ])dnl
5008 dnl ---------------------------------------------------------------------------
5009 dnl CF_PROG_EGREP version: 1 updated: 2006/09/16 11:40:59
5010 dnl -------------
5011 dnl AC_PROG_EGREP was introduced in autoconf 2.53.
5012 dnl This macro adds a check to ensure the script found something.
5013 AC_DEFUN([CF_PROG_EGREP],
5014 [AC_CACHE_CHECK([for egrep], [ac_cv_prog_egrep],
5015    [if echo a | (grep -E '(a|b)') >/dev/null 2>&1
5016     then ac_cv_prog_egrep='grep -E'
5017     else ac_cv_prog_egrep='egrep'
5018     fi])
5019  EGREP=$ac_cv_prog_egrep
5020  AC_SUBST([EGREP])
5021 test -z "$EGREP" && AC_MSG_ERROR(No egrep program found)
5022 ])dnl
5023 dnl ---------------------------------------------------------------------------
5024 dnl CF_PROG_GNAT version: 2 updated: 2011/10/22 14:01:47
5025 dnl ------------
5026 dnl Check for gnatmake, ensure that it is complete.
5027 AC_DEFUN([CF_PROG_GNAT],[
5028 cf_ada_make=gnatmake
5029 AC_CHECK_PROG(gnat_exists, $cf_ada_make, yes, no)
5030 if test "$ac_cv_prog_gnat_exists" = no; then
5031    cf_ada_make=
5032    cf_cv_prog_gnat_correct=no
5033 else
5034    CF_GNAT_VERSION
5035    AC_CHECK_PROG(M4_exists, m4, yes, no)
5036    if test "$ac_cv_prog_M4_exists" = no; then
5037       cf_cv_prog_gnat_correct=no
5038       echo Ada95 binding required program m4 not found. Ada95 binding disabled.
5039    fi
5040    if test "$cf_cv_prog_gnat_correct" = yes; then
5041       AC_MSG_CHECKING(if GNAT works)
5042       CF_GNAT_TRY_RUN([procedure conftest;],
5043 [with Text_IO;
5044 with GNAT.OS_Lib;
5045 procedure conftest is
5046 begin
5047    Text_IO.Put ("Hello World");
5048    Text_IO.New_Line;
5049    GNAT.OS_Lib.OS_Exit (0);
5050 end conftest;],[cf_cv_prog_gnat_correct=yes],[cf_cv_prog_gnat_correct=no])
5051       AC_MSG_RESULT($cf_cv_prog_gnat_correct)
5052    fi
5053 fi
5054
5055 AC_SUBST(cf_ada_make)
5056 ])dnl
5057 dnl ---------------------------------------------------------------------------
5058 dnl CF_PROG_INSTALL version: 5 updated: 2002/12/21 22:46:07
5059 dnl ---------------
5060 dnl Force $INSTALL to be an absolute-path.  Otherwise, edit_man.sh and the
5061 dnl misc/tabset install won't work properly.  Usually this happens only when
5062 dnl using the fallback mkinstalldirs script
5063 AC_DEFUN([CF_PROG_INSTALL],
5064 [AC_PROG_INSTALL
5065 case $INSTALL in
5066 /*)
5067   ;;
5068 *)
5069   CF_DIRNAME(cf_dir,$INSTALL)
5070   test -z "$cf_dir" && cf_dir=.
5071   INSTALL=`cd $cf_dir && pwd`/`echo $INSTALL | sed -e 's%^.*/%%'`
5072   ;;
5073 esac
5074 ])dnl
5075 dnl ---------------------------------------------------------------------------
5076 dnl CF_PROG_LDCONFIG version: 3 updated: 2011/06/04 20:09:13
5077 dnl ----------------
5078 dnl Check for ldconfig, needed to fixup shared libraries that would be built
5079 dnl and then used in the install.
5080 AC_DEFUN([CF_PROG_LDCONFIG],[
5081 if test "$cross_compiling" = yes ; then
5082   LDCONFIG=:
5083 else
5084 case "$cf_cv_system_name" in #(vi
5085 dragonfly*|mirbsd*|freebsd*) #(vi
5086   test -z "$LDCONFIG" && LDCONFIG="/sbin/ldconfig -R"
5087   ;;
5088 *) LDPATH=$PATH:/sbin:/usr/sbin
5089   AC_PATH_PROG(LDCONFIG,ldconfig,,$LDPATH)
5090   ;;
5091 esac
5092 fi
5093 AC_SUBST(LDCONFIG)
5094 ])dnl
5095 dnl ---------------------------------------------------------------------------
5096 dnl CF_PROG_LINT version: 2 updated: 2009/08/12 04:43:14
5097 dnl ------------
5098 AC_DEFUN([CF_PROG_LINT],
5099 [
5100 AC_CHECK_PROGS(LINT, tdlint lint alint splint lclint)
5101 AC_SUBST(LINT_OPTS)
5102 ])dnl
5103 dnl ---------------------------------------------------------------------------
5104 dnl CF_PROG_LN_S version: 2 updated: 2010/08/14 18:25:37
5105 dnl ------------
5106 dnl Combine checks for "ln -s" and "ln -sf", updating $LN_S to include "-f"
5107 dnl option if it is supported.
5108 AC_DEFUN([CF_PROG_LN_S],[
5109 AC_PROG_LN_S
5110 AC_MSG_CHECKING(if $LN_S -f options work)
5111
5112 rm -f conf$$.src conf$$dst
5113 echo >conf$$.dst
5114 echo first >conf$$.src
5115 if $LN_S -f conf$$.src conf$$.dst 2>/dev/null; then
5116         cf_prog_ln_sf=yes
5117 else
5118         cf_prog_ln_sf=no
5119 fi
5120 rm -f conf$$.dst conf$$src
5121 AC_MSG_RESULT($cf_prog_ln_sf)
5122
5123 test "$cf_prog_ln_sf" = yes && LN_S="$LN_S -f"
5124 ])dnl
5125 dnl ---------------------------------------------------------------------------
5126 dnl CF_REGEX version: 10 updated: 2012/10/04 20:12:20
5127 dnl --------
5128 dnl Attempt to determine if we've got one of the flavors of regular-expression
5129 dnl code that we can support.
5130 AC_DEFUN([CF_REGEX],
5131 [
5132
5133 cf_regex_func=no
5134
5135 cf_regex_libs="regex re"
5136 case $host_os in #(vi
5137 mingw*)
5138         cf_regex_libs="gnurx $cf_regex_libs"
5139         ;;
5140 esac
5141
5142 AC_CHECK_FUNC(regcomp,[cf_regex_func=regcomp],[
5143         for cf_regex_lib in $cf_regex_libs
5144         do
5145                 AC_CHECK_LIB($cf_regex_lib,regcomp,[
5146                                 CF_ADD_LIB($cf_regex_lib)
5147                                 cf_regex_func=regcomp
5148                                 break])
5149         done
5150 ])
5151
5152 if test "$cf_regex_func" = no ; then
5153         AC_CHECK_FUNC(compile,[cf_regex_func=compile],[
5154                 AC_CHECK_LIB(gen,compile,[
5155                                 CF_ADD_LIB(gen)
5156                                 cf_regex_func=compile])])
5157 fi
5158
5159 if test "$cf_regex_func" = no ; then
5160         AC_MSG_WARN(cannot find regular expression library)
5161 fi
5162
5163 AC_CACHE_CHECK(for regular-expression headers,cf_cv_regex_hdrs,[
5164
5165 cf_cv_regex_hdrs=no
5166 case $cf_regex_func in #(vi
5167 compile) #(vi
5168         for cf_regex_hdr in regexp.h regexpr.h
5169         do
5170                 AC_TRY_LINK([#include <$cf_regex_hdr>],[
5171                         char *p = compile("", "", "", 0);
5172                         int x = step("", "");
5173                 ],[
5174                         cf_cv_regex_hdrs=$cf_regex_hdr
5175                         break
5176                 ])
5177         done
5178         ;;
5179 *)
5180         for cf_regex_hdr in regex.h
5181         do
5182                 AC_TRY_LINK([#include <sys/types.h>
5183 #include <$cf_regex_hdr>],[
5184                         regex_t *p;
5185                         int x = regcomp(p, "", 0);
5186                         int y = regexec(p, "", 0, 0, 0);
5187                         regfree(p);
5188                 ],[
5189                         cf_cv_regex_hdrs=$cf_regex_hdr
5190                         break
5191                 ])
5192         done
5193         ;;
5194 esac
5195
5196 ])
5197
5198 case $cf_cv_regex_hdrs in #(vi
5199     no)        AC_MSG_WARN(no regular expression header found) ;; #(vi
5200     regex.h)   AC_DEFINE(HAVE_REGEX_H_FUNCS,1,[Define to 1 to include regex.h for regular expressions]) ;; #(vi
5201     regexp.h)  AC_DEFINE(HAVE_REGEXP_H_FUNCS,1,[Define to 1 to include regexp.h for regular expressions]) ;; #(vi
5202     regexpr.h) AC_DEFINE(HAVE_REGEXPR_H_FUNCS,1,[Define to 1 to include regexpr.h for regular expressions]) ;;
5203 esac
5204 ])dnl
5205 dnl ---------------------------------------------------------------------------
5206 dnl CF_REMOVE_DEFINE version: 3 updated: 2010/01/09 11:05:50
5207 dnl ----------------
5208 dnl Remove all -U and -D options that refer to the given symbol from a list
5209 dnl of C compiler options.  This works around the problem that not all
5210 dnl compilers process -U and -D options from left-to-right, so a -U option
5211 dnl cannot be used to cancel the effect of a preceding -D option.
5212 dnl
5213 dnl $1 = target (which could be the same as the source variable)
5214 dnl $2 = source (including '$')
5215 dnl $3 = symbol to remove
5216 define([CF_REMOVE_DEFINE],
5217 [
5218 $1=`echo "$2" | \
5219         sed     -e 's/-[[UD]]'"$3"'\(=[[^       ]]*\)\?[[       ]]/ /g' \
5220                 -e 's/-[[UD]]'"$3"'\(=[[^       ]]*\)\?[$]//g'`
5221 ])dnl
5222 dnl ---------------------------------------------------------------------------
5223 dnl CF_REMOVE_LIB version: 1 updated: 2007/02/17 14:11:52
5224 dnl -------------
5225 dnl Remove the given library from the symbol
5226 dnl
5227 dnl $1 = target (which could be the same as the source variable)
5228 dnl $2 = source (including '$')
5229 dnl $3 = library to remove
5230 define([CF_REMOVE_LIB],
5231 [
5232 # remove $3 library from $2
5233 $1=`echo "$2" | sed -e 's/-l$3[[        ]]//g' -e 's/-l$3[$]//'`
5234 ])dnl
5235 dnl ---------------------------------------------------------------------------
5236 dnl CF_RPATH_HACK version: 11 updated: 2013/09/01 13:02:00
5237 dnl -------------
5238 AC_DEFUN([CF_RPATH_HACK],
5239 [
5240 AC_REQUIRE([CF_LD_RPATH_OPT])
5241 AC_MSG_CHECKING(for updated LDFLAGS)
5242 if test -n "$LD_RPATH_OPT" ; then
5243         AC_MSG_RESULT(maybe)
5244
5245         AC_CHECK_PROGS(cf_ldd_prog,ldd,no)
5246         cf_rpath_list="/usr/lib /lib"
5247         if test "$cf_ldd_prog" != no
5248         then
5249                 cf_rpath_oops=
5250
5251 AC_TRY_LINK([#include <stdio.h>],
5252                 [printf("Hello");],
5253                 [cf_rpath_oops=`$cf_ldd_prog conftest$ac_exeext | fgrep ' not found' | sed -e 's% =>.*$%%' |sort | uniq`
5254                  cf_rpath_list=`$cf_ldd_prog conftest$ac_exeext | fgrep / | sed -e 's%^.*[[     ]]/%/%' -e 's%/[[^/]][[^/]]*$%%' |sort | uniq`])
5255
5256                 # If we passed the link-test, but get a "not found" on a given library,
5257                 # this could be due to inept reconfiguration of gcc to make it only
5258                 # partly honor /usr/local/lib (or whatever).  Sometimes this behavior
5259                 # is intentional, e.g., installing gcc in /usr/bin and suppressing the
5260                 # /usr/local libraries.
5261                 if test -n "$cf_rpath_oops"
5262                 then
5263                         for cf_rpath_src in $cf_rpath_oops
5264                         do
5265                                 for cf_rpath_dir in \
5266                                         /usr/local \
5267                                         /usr/pkg \
5268                                         /opt/sfw
5269                                 do
5270                                         if test -f $cf_rpath_dir/lib/$cf_rpath_src
5271                                         then
5272                                                 CF_VERBOSE(...adding -L$cf_rpath_dir/lib to LDFLAGS for $cf_rpath_src)
5273                                                 LDFLAGS="$LDFLAGS -L$cf_rpath_dir/lib"
5274                                                 break
5275                                         fi
5276                                 done
5277                         done
5278                 fi
5279         fi
5280
5281         CF_VERBOSE(...checking EXTRA_LDFLAGS $EXTRA_LDFLAGS)
5282
5283         CF_RPATH_HACK_2(LDFLAGS)
5284         CF_RPATH_HACK_2(LIBS)
5285
5286         CF_VERBOSE(...checked EXTRA_LDFLAGS $EXTRA_LDFLAGS)
5287 else
5288         AC_MSG_RESULT(no)
5289 fi
5290 AC_SUBST(EXTRA_LDFLAGS)
5291 ])dnl
5292 dnl ---------------------------------------------------------------------------
5293 dnl CF_RPATH_HACK_2 version: 6 updated: 2010/04/17 16:31:24
5294 dnl ---------------
5295 dnl Do one set of substitutions for CF_RPATH_HACK, adding an rpath option to
5296 dnl EXTRA_LDFLAGS for each -L option found.
5297 dnl
5298 dnl $cf_rpath_list contains a list of directories to ignore.
5299 dnl
5300 dnl $1 = variable name to update.  The LDFLAGS variable should be the only one,
5301 dnl      but LIBS often has misplaced -L options.
5302 AC_DEFUN([CF_RPATH_HACK_2],
5303 [
5304 CF_VERBOSE(...checking $1 [$]$1)
5305
5306 cf_rpath_dst=
5307 for cf_rpath_src in [$]$1
5308 do
5309         case $cf_rpath_src in #(vi
5310         -L*) #(vi
5311
5312                 # check if this refers to a directory which we will ignore
5313                 cf_rpath_skip=no
5314                 if test -n "$cf_rpath_list"
5315                 then
5316                         for cf_rpath_item in $cf_rpath_list
5317                         do
5318                                 if test "x$cf_rpath_src" = "x-L$cf_rpath_item"
5319                                 then
5320                                         cf_rpath_skip=yes
5321                                         break
5322                                 fi
5323                         done
5324                 fi
5325
5326                 if test "$cf_rpath_skip" = no
5327                 then
5328                         # transform the option
5329                         if test "$LD_RPATH_OPT" = "-R " ; then
5330                                 cf_rpath_tmp=`echo "$cf_rpath_src" |sed -e "s%-L%-R %"`
5331                         else
5332                                 cf_rpath_tmp=`echo "$cf_rpath_src" |sed -e "s%-L%$LD_RPATH_OPT%"`
5333                         fi
5334
5335                         # if we have not already added this, add it now
5336                         cf_rpath_tst=`echo "$EXTRA_LDFLAGS" | sed -e "s%$cf_rpath_tmp %%"`
5337                         if test "x$cf_rpath_tst" = "x$EXTRA_LDFLAGS"
5338                         then
5339                                 CF_VERBOSE(...Filter $cf_rpath_src ->$cf_rpath_tmp)
5340                                 EXTRA_LDFLAGS="$cf_rpath_tmp $EXTRA_LDFLAGS"
5341                         fi
5342                 fi
5343                 ;;
5344         esac
5345         cf_rpath_dst="$cf_rpath_dst $cf_rpath_src"
5346 done
5347 $1=$cf_rpath_dst
5348
5349 CF_VERBOSE(...checked $1 [$]$1)
5350 AC_SUBST(EXTRA_LDFLAGS)
5351 ])dnl
5352 dnl ---------------------------------------------------------------------------
5353 dnl CF_SHARED_OPTS version: 84 updated: 2013/11/03 06:26:10
5354 dnl --------------
5355 dnl --------------
5356 dnl Attempt to determine the appropriate CC/LD options for creating a shared
5357 dnl library.
5358 dnl
5359 dnl Notes:
5360 dnl a) ${LOCAL_LDFLAGS} is used to link executables that will run within
5361 dnl the build-tree, i.e., by making use of the libraries that are compiled in
5362 dnl $rel_builddir/lib We avoid compiling-in a $rel_builddir/lib path for the
5363 dnl shared library since that can lead to unexpected results at runtime.
5364 dnl b) ${LOCAL_LDFLAGS2} has the same intention but assumes that the shared
5365 dnl libraries are compiled in ../../lib
5366 dnl
5367 dnl The variable 'cf_cv_do_symlinks' is used to control whether we configure
5368 dnl to install symbolic links to the rel/abi versions of shared libraries.
5369 dnl
5370 dnl The variable 'cf_cv_shlib_version' controls whether we use the rel or abi
5371 dnl version when making symbolic links.
5372 dnl
5373 dnl The variable 'cf_cv_shlib_version_infix' controls whether shared library
5374 dnl version numbers are infix (ex: libncurses.<ver>.dylib) or postfix
5375 dnl (ex: libncurses.so.<ver>).
5376 dnl
5377 dnl Some loaders leave 'so_locations' lying around.  It's nice to clean up.
5378 AC_DEFUN([CF_SHARED_OPTS],
5379 [
5380         AC_REQUIRE([CF_LD_RPATH_OPT])
5381         RM_SHARED_OPTS=
5382         LOCAL_LDFLAGS=
5383         LOCAL_LDFLAGS2=
5384         LD_SHARED_OPTS=
5385         INSTALL_LIB="-m 644"
5386         : ${rel_builddir:=.}
5387
5388         shlibdir=$libdir
5389         AC_SUBST(shlibdir)
5390
5391         MAKE_DLLS="#"
5392         AC_SUBST(MAKE_DLLS)
5393
5394         cf_cv_do_symlinks=no
5395         cf_ld_rpath_opt=
5396         test "$cf_cv_enable_rpath" = yes && cf_ld_rpath_opt="$LD_RPATH_OPT"
5397
5398         AC_MSG_CHECKING(if release/abi version should be used for shared libs)
5399         AC_ARG_WITH(shlib-version,
5400         [  --with-shlib-version=X  Specify rel or abi version for shared libs],
5401         [test -z "$withval" && withval=auto
5402         case $withval in #(vi
5403         yes) #(vi
5404                 cf_cv_shlib_version=auto
5405                 ;;
5406         rel|abi|auto|no) #(vi
5407                 cf_cv_shlib_version=$withval
5408                 ;;
5409         *)
5410                 AC_MSG_ERROR([option value must be one of: rel, abi, auto or no])
5411                 ;;
5412         esac
5413         ],[cf_cv_shlib_version=auto])
5414         AC_MSG_RESULT($cf_cv_shlib_version)
5415
5416         cf_cv_rm_so_locs=no
5417         cf_try_cflags=
5418
5419         # Some less-capable ports of gcc support only -fpic
5420         CC_SHARED_OPTS=
5421         if test "$GCC" = yes
5422         then
5423                 AC_MSG_CHECKING(which $CC option to use)
5424                 cf_save_CFLAGS="$CFLAGS"
5425                 for CC_SHARED_OPTS in -fPIC -fpic ''
5426                 do
5427                         CFLAGS="$cf_save_CFLAGS $CC_SHARED_OPTS"
5428                         AC_TRY_COMPILE([#include <stdio.h>],[int x = 1],[break],[])
5429                 done
5430                 AC_MSG_RESULT($CC_SHARED_OPTS)
5431                 CFLAGS="$cf_save_CFLAGS"
5432         fi
5433
5434         cf_cv_shlib_version_infix=no
5435
5436         case $cf_cv_system_name in #(vi
5437         aix4.[3-9]*|aix[[5-7]]*) #(vi
5438                 if test "$GCC" = yes; then
5439                         CC_SHARED_OPTS=
5440                         MK_SHARED_LIB='${CC} -shared -Wl,-brtl -Wl,-blibpath:${RPATH_LIST}:/usr/lib -o [$]@'
5441                 else
5442                         # CC_SHARED_OPTS='-qpic=large -G'
5443                         # perhaps "-bM:SRE -bnoentry -bexpall"
5444                         MK_SHARED_LIB='${CC} -G -Wl,-brtl -Wl,-blibpath:${RPATH_LIST}:/usr/lib -o [$]@'
5445                 fi
5446                 ;;
5447         beos*) #(vi
5448                 MK_SHARED_LIB='${CC} ${CFLAGS} -o $[@] -Xlinker -soname=`basename $[@]` -nostart -e 0'
5449                 ;;
5450         cygwin*) #(vi
5451                 CC_SHARED_OPTS=
5452                 MK_SHARED_LIB='sh '$rel_builddir'/mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}'
5453                 RM_SHARED_OPTS="$RM_SHARED_OPTS $rel_builddir/mk_shared_lib.sh *.dll.a"
5454                 cf_cv_shlib_version=cygdll
5455                 cf_cv_shlib_version_infix=cygdll
5456                 shlibdir=$bindir
5457                 MAKE_DLLS=
5458                 cat >mk_shared_lib.sh <<-CF_EOF
5459                 #!/bin/sh
5460                 SHARED_LIB=\[$]1
5461                 IMPORT_LIB=\`echo "\[$]1" | sed -e 's/cyg/lib/' -e 's/[[0-9]]*\.dll[$]/.dll.a/'\`
5462                 shift
5463                 cat <<-EOF
5464                 Linking shared library
5465                 ** SHARED_LIB \[$]SHARED_LIB
5466                 ** IMPORT_LIB \[$]IMPORT_LIB
5467 EOF
5468                 exec \[$]* -shared -Wl,--out-implib=\[$]{IMPORT_LIB} -Wl,--export-all-symbols -o \[$]{SHARED_LIB}
5469 CF_EOF
5470                 chmod +x mk_shared_lib.sh
5471                 ;;
5472         msys*) #(vi
5473                 CC_SHARED_OPTS=
5474                 MK_SHARED_LIB='sh '$rel_builddir'/mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}'
5475                 RM_SHARED_OPTS="$RM_SHARED_OPTS $rel_builddir/mk_shared_lib.sh *.dll.a"
5476                 cf_cv_shlib_version=msysdll
5477                 cf_cv_shlib_version_infix=msysdll
5478                 shlibdir=$bindir
5479                 MAKE_DLLS=
5480                 cat >mk_shared_lib.sh <<-CF_EOF
5481                 #!/bin/sh
5482                 SHARED_LIB=\[$]1
5483                 IMPORT_LIB=\`echo "\[$]1" | sed -e 's/msys-/lib/' -e 's/[[0-9]]*\.dll[$]/.dll.a/'\`
5484                 shift
5485                 cat <<-EOF
5486                 Linking shared library
5487                 ** SHARED_LIB \[$]SHARED_LIB
5488                 ** IMPORT_LIB \[$]IMPORT_LIB
5489 EOF
5490                 exec \[$]* -shared -Wl,--out-implib=\[$]{IMPORT_LIB} -Wl,--export-all-symbols -o \[$]{SHARED_LIB}
5491 CF_EOF
5492                 chmod +x mk_shared_lib.sh
5493                 ;;
5494         darwin*) #(vi
5495                 cf_try_cflags="no-cpp-precomp"
5496                 CC_SHARED_OPTS="-dynamic"
5497                 MK_SHARED_LIB='${CC} ${CFLAGS} -dynamiclib -install_name ${libdir}/`basename $[@]` -compatibility_version ${ABI_VERSION} -current_version ${ABI_VERSION} -o $[@]'
5498                 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=abi
5499                 cf_cv_shlib_version_infix=yes
5500                 AC_CACHE_CHECK([if ld -search_paths_first works], cf_cv_ldflags_search_paths_first, [
5501                         cf_save_LDFLAGS=$LDFLAGS
5502                         LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
5503                         AC_TRY_LINK(, [int i;], cf_cv_ldflags_search_paths_first=yes, cf_cv_ldflags_search_paths_first=no)
5504                                 LDFLAGS=$cf_save_LDFLAGS])
5505                 if test $cf_cv_ldflags_search_paths_first = yes; then
5506                         LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
5507                 fi
5508                 ;;
5509         hpux[[7-8]]*) #(vi
5510                 # HP-UX 8.07 ld lacks "+b" option used for libdir search-list
5511                 if test "$GCC" != yes; then
5512                         CC_SHARED_OPTS='+Z'
5513                 fi
5514                 MK_SHARED_LIB='${LD} -b -o $[@]'
5515                 INSTALL_LIB="-m 555"
5516                 ;;
5517         hpux*) #(vi
5518                 # (tested with gcc 2.7.2 -- I don't have c89)
5519                 if test "$GCC" = yes; then
5520                         LD_SHARED_OPTS='-Xlinker +b -Xlinker ${libdir}'
5521                 else
5522                         CC_SHARED_OPTS='+Z'
5523                         LD_SHARED_OPTS='-Wl,+b,${libdir}'
5524                 fi
5525                 MK_SHARED_LIB='${LD} +b ${libdir} -b -o $[@]'
5526                 # HP-UX shared libraries must be executable, and should be
5527                 # readonly to exploit a quirk in the memory manager.
5528                 INSTALL_LIB="-m 555"
5529                 ;;
5530         interix*)
5531                 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
5532                 if test "$cf_cv_shlib_version" = rel; then
5533                         cf_shared_soname='`basename $@ .${REL_VERSION}`.${ABI_VERSION}'
5534                 else
5535                         cf_shared_soname='`basename $@`'
5536                 fi
5537                 CC_SHARED_OPTS=
5538                 MK_SHARED_LIB='${CC} -shared -Wl,-rpath,${RPATH_LIST} -Wl,-h,'$cf_shared_soname' -o $@'
5539                 ;;
5540         irix*) #(vi
5541                 if test "$cf_cv_enable_rpath" = yes ; then
5542                         EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
5543                 fi
5544                 # tested with IRIX 5.2 and 'cc'.
5545                 if test "$GCC" != yes; then
5546                         CC_SHARED_OPTS='-KPIC'
5547                         MK_SHARED_LIB='${CC} -shared -rdata_shared -soname `basename $[@]` -o $[@]'
5548                 else
5549                         MK_SHARED_LIB='${CC} -shared -Wl,-soname,`basename $[@]` -o $[@]'
5550                 fi
5551                 cf_cv_rm_so_locs=yes
5552                 ;;
5553         linux*|gnu*|k*bsd*-gnu) #(vi
5554                 if test "$DFT_LWR_MODEL" = "shared" ; then
5555                         LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
5556                         LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
5557                 fi
5558                 if test "$cf_cv_enable_rpath" = yes ; then
5559                         EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
5560                 fi
5561                 CF_SHARED_SONAME
5562                 MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname',-stats,-lc -o $[@]'
5563                 ;;
5564         mingw*) #(vi
5565                 cf_cv_shlib_version=mingw
5566                 cf_cv_shlib_version_infix=mingw
5567                 shlibdir=$bindir
5568                 MAKE_DLLS=
5569                 if test "$DFT_LWR_MODEL" = "shared" ; then
5570                         LOCAL_LDFLAGS="-Wl,--enable-auto-import"
5571                         LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
5572                         EXTRA_LDFLAGS="-Wl,--enable-auto-import $EXTRA_LDFLAGS"
5573                 fi
5574                 CC_SHARED_OPTS=
5575                 MK_SHARED_LIB='sh '$rel_builddir'/mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}'
5576                 RM_SHARED_OPTS="$RM_SHARED_OPTS $rel_builddir/mk_shared_lib.sh *.dll.a"
5577                 cat >mk_shared_lib.sh <<-CF_EOF
5578                 #!/bin/sh
5579                 SHARED_LIB=\[$]1
5580                 IMPORT_LIB=\`echo "\[$]1" | sed -e 's/[[0-9]]*\.dll[$]/.dll.a/'\`
5581                 shift
5582                 cat <<-EOF
5583                 Linking shared library
5584                 ** SHARED_LIB \[$]SHARED_LIB
5585                 ** IMPORT_LIB \[$]IMPORT_LIB
5586 EOF
5587                 exec \[$]* -shared -Wl,--enable-auto-import,--out-implib=\[$]{IMPORT_LIB} -Wl,--export-all-symbols -o \[$]{SHARED_LIB}
5588 CF_EOF
5589                 chmod +x mk_shared_lib.sh
5590                 ;;
5591         openbsd[[2-9]].*|mirbsd*) #(vi
5592                 if test "$DFT_LWR_MODEL" = "shared" ; then
5593                         LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
5594                         LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
5595                 fi
5596                 if test "$cf_cv_enable_rpath" = yes ; then
5597                         EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
5598                 fi
5599                 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
5600                 CF_SHARED_SONAME
5601                 MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-Bshareable,-soname,'$cf_cv_shared_soname',-stats,-lc -o $[@]'
5602                 ;;
5603         nto-qnx*|openbsd*|freebsd[[12]].*) #(vi
5604                 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
5605                 MK_SHARED_LIB='${LD} -Bshareable -o $[@]'
5606                 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
5607                 ;;
5608         dragonfly*|freebsd*) #(vi
5609                 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
5610                 if test "$DFT_LWR_MODEL" = "shared" && test "$cf_cv_enable_rpath" = yes ; then
5611                         LOCAL_LDFLAGS="${cf_ld_rpath_opt}\$(LOCAL_LIBDIR)"
5612                         LOCAL_LDFLAGS2="${cf_ld_rpath_opt}\${RPATH_LIST} $LOCAL_LDFLAGS"
5613                         EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
5614                 fi
5615                 CF_SHARED_SONAME
5616                 MK_SHARED_LIB='${LD} -shared -Bshareable -soname=`basename $[@]` -o $[@]'
5617                 ;;
5618         netbsd*) #(vi
5619                 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
5620                 if test "$DFT_LWR_MODEL" = "shared" && test "$cf_cv_enable_rpath" = yes ; then
5621                         LOCAL_LDFLAGS="${cf_ld_rpath_opt}\$(LOCAL_LIBDIR)"
5622                         LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
5623                         EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
5624                         if test "$cf_cv_shlib_version" = auto; then
5625                         if test -f /usr/libexec/ld.elf_so; then
5626                                 cf_cv_shlib_version=abi
5627                         else
5628                                 cf_cv_shlib_version=rel
5629                         fi
5630                         fi
5631                         CF_SHARED_SONAME
5632                         MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname' -o $[@]'
5633                 else
5634                         MK_SHARED_LIB='${CC} -Wl,-shared -Wl,-Bshareable -o $[@]'
5635                 fi
5636                 ;;
5637         osf*|mls+*) #(vi
5638                 # tested with OSF/1 V3.2 and 'cc'
5639                 # tested with OSF/1 V3.2 and gcc 2.6.3 (but the c++ demo didn't
5640                 # link with shared libs).
5641                 MK_SHARED_LIB='${LD} -set_version ${REL_VERSION}:${ABI_VERSION} -expect_unresolved "*" -shared -soname `basename $[@]`'
5642                 case $host_os in #(vi
5643                 osf4*)
5644                         MK_SHARED_LIB="${MK_SHARED_LIB} -msym"
5645                         ;;
5646                 esac
5647                 MK_SHARED_LIB="${MK_SHARED_LIB}"' -o $[@]'
5648                 if test "$DFT_LWR_MODEL" = "shared" ; then
5649                         LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
5650                         LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
5651                 fi
5652                 cf_cv_rm_so_locs=yes
5653                 ;;
5654         sco3.2v5*)  # (also uw2* and UW7: hops 13-Apr-98
5655                 # tested with osr5.0.5
5656                 if test "$GCC" != yes; then
5657                         CC_SHARED_OPTS='-belf -KPIC'
5658                 fi
5659                 MK_SHARED_LIB='${LD} -dy -G -h `basename $[@] .${REL_VERSION}`.${ABI_VERSION} -o [$]@'
5660                 if test "$cf_cv_enable_rpath" = yes ; then
5661                         # only way is to set LD_RUN_PATH but no switch for it
5662                         RUN_PATH=$libdir
5663                 fi
5664                 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
5665                 LINK_PROGS='LD_RUN_PATH=${libdir}'
5666                 LINK_TESTS='Pwd=`pwd`;LD_RUN_PATH=`dirname $${Pwd}`/lib'
5667                 ;;
5668         sunos4*) #(vi
5669                 # tested with SunOS 4.1.1 and gcc 2.7.0
5670                 if test "$GCC" != yes; then
5671                         CC_SHARED_OPTS='-KPIC'
5672                 fi
5673                 MK_SHARED_LIB='${LD} -assert pure-text -o $[@]'
5674                 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
5675                 ;;
5676         solaris2*) #(vi
5677                 # tested with SunOS 5.5.1 (solaris 2.5.1) and gcc 2.7.2
5678                 # tested with SunOS 5.10 (solaris 10) and gcc 3.4.3
5679                 if test "$DFT_LWR_MODEL" = "shared" ; then
5680                         LOCAL_LDFLAGS="-R \$(LOCAL_LIBDIR):\${libdir}"
5681                         LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
5682                 fi
5683                 if test "$cf_cv_enable_rpath" = yes ; then
5684                         EXTRA_LDFLAGS="-R \${libdir} $EXTRA_LDFLAGS"
5685                 fi
5686                 CF_SHARED_SONAME
5687                 if test "$GCC" != yes; then
5688                         cf_save_CFLAGS="$CFLAGS"
5689                         for cf_shared_opts in -xcode=pic32 -xcode=pic13 -KPIC -Kpic -O
5690                         do
5691                                 CFLAGS="$cf_shared_opts $cf_save_CFLAGS"
5692                                 AC_TRY_COMPILE([#include <stdio.h>],[printf("Hello\n");],[break])
5693                         done
5694                         CFLAGS="$cf_save_CFLAGS"
5695                         CC_SHARED_OPTS=$cf_shared_opts
5696                         MK_SHARED_LIB='${CC} -dy -G -h '$cf_cv_shared_soname' -o $[@]'
5697                 else
5698                         MK_SHARED_LIB='${CC} -shared -dy -G -h '$cf_cv_shared_soname' -o $[@]'
5699                 fi
5700                 ;;
5701         sysv5uw7*|unix_sv*) #(vi
5702                 # tested with UnixWare 7.1.0 (gcc 2.95.2 and cc)
5703                 if test "$GCC" != yes; then
5704                         CC_SHARED_OPTS='-KPIC'
5705                 fi
5706                 MK_SHARED_LIB='${LD} -d y -G -o [$]@'
5707                 ;;
5708         *)
5709                 CC_SHARED_OPTS='unknown'
5710                 MK_SHARED_LIB='echo unknown'
5711                 ;;
5712         esac
5713
5714         # This works if the last tokens in $MK_SHARED_LIB are the -o target.
5715         case "$cf_cv_shlib_version" in #(vi
5716         rel|abi)
5717                 case "$MK_SHARED_LIB" in #(vi
5718                 *'-o $[@]') #(vi
5719                         test "$cf_cv_do_symlinks" = no && cf_cv_do_symlinks=yes
5720                         ;;
5721                 *)
5722                         AC_MSG_WARN(ignored --with-shlib-version)
5723                         ;;
5724                 esac
5725                 ;;
5726         esac
5727
5728         if test -n "$cf_try_cflags"
5729         then
5730 cat > conftest.$ac_ext <<EOF
5731 #line __oline__ "${as_me:-configure}"
5732 #include <stdio.h>
5733 int main(int argc, char *argv[[]])
5734 {
5735         printf("hello\n");
5736         return (argv[[argc-1]] == 0) ;
5737 }
5738 EOF
5739                 cf_save_CFLAGS="$CFLAGS"
5740                 for cf_opt in $cf_try_cflags
5741                 do
5742                         CFLAGS="$cf_save_CFLAGS -$cf_opt"
5743                         AC_MSG_CHECKING(if CFLAGS option -$cf_opt works)
5744                         if AC_TRY_EVAL(ac_compile); then
5745                                 AC_MSG_RESULT(yes)
5746                                 cf_save_CFLAGS="$CFLAGS"
5747                         else
5748                                 AC_MSG_RESULT(no)
5749                         fi
5750                 done
5751                 CFLAGS="$cf_save_CFLAGS"
5752         fi
5753
5754
5755         # RPATH_LIST is a colon-separated list of directories
5756         test -n "$cf_ld_rpath_opt" && MK_SHARED_LIB="$MK_SHARED_LIB $cf_ld_rpath_opt\${RPATH_LIST}"
5757         test -z "$RPATH_LIST" && RPATH_LIST="\${libdir}"
5758
5759         test $cf_cv_rm_so_locs = yes && RM_SHARED_OPTS="$RM_SHARED_OPTS so_locations"
5760
5761         CF_VERBOSE(CC_SHARED_OPTS: $CC_SHARED_OPTS)
5762         CF_VERBOSE(MK_SHARED_LIB:  $MK_SHARED_LIB)
5763
5764         AC_SUBST(CC_SHARED_OPTS)
5765         AC_SUBST(LD_RPATH_OPT)
5766         AC_SUBST(LD_SHARED_OPTS)
5767         AC_SUBST(MK_SHARED_LIB)
5768         AC_SUBST(RM_SHARED_OPTS)
5769
5770         AC_SUBST(LINK_PROGS)
5771         AC_SUBST(LINK_TESTS)
5772
5773         AC_SUBST(EXTRA_LDFLAGS)
5774         AC_SUBST(LOCAL_LDFLAGS)
5775         AC_SUBST(LOCAL_LDFLAGS2)
5776
5777         AC_SUBST(INSTALL_LIB)
5778         AC_SUBST(RPATH_LIST)
5779 ])dnl
5780 dnl ---------------------------------------------------------------------------
5781 dnl CF_SHARED_SONAME version: 3 updated: 2008/09/08 18:34:43
5782 dnl ----------------
5783 dnl utility macro for CF_SHARED_OPTS, constructs "$cf_cv_shared_soname" for
5784 dnl substitution into MK_SHARED_LIB string for the "-soname" (or similar)
5785 dnl option.
5786 dnl
5787 dnl $1 is the default that should be used for "$cf_cv_shlib_version".
5788 dnl If missing, use "rel".
5789 define([CF_SHARED_SONAME],
5790 [
5791         test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=ifelse($1,,rel,$1)
5792         if test "$cf_cv_shlib_version" = rel; then
5793                 cf_cv_shared_soname='`basename $[@] .${REL_VERSION}`.${ABI_VERSION}'
5794         else
5795                 cf_cv_shared_soname='`basename $[@]`'
5796         fi
5797 ])
5798 dnl ---------------------------------------------------------------------------
5799 dnl CF_SIGWINCH version: 1 updated: 2006/04/02 16:41:09
5800 dnl -----------
5801 dnl Use this macro after CF_XOPEN_SOURCE, but do not require it (not all
5802 dnl programs need this test).
5803 dnl
5804 dnl This is really a MacOS X 10.4.3 workaround.  Defining _POSIX_C_SOURCE
5805 dnl forces SIGWINCH to be undefined (breaks xterm, ncurses).  Oddly, the struct
5806 dnl winsize declaration is left alone - we may revisit this if Apple choose to
5807 dnl break that part of the interface as well.
5808 AC_DEFUN([CF_SIGWINCH],
5809 [
5810 AC_CACHE_CHECK(if SIGWINCH is defined,cf_cv_define_sigwinch,[
5811         AC_TRY_COMPILE([
5812 #include <sys/types.h>
5813 #include <sys/signal.h>
5814 ],[int x = SIGWINCH],
5815         [cf_cv_define_sigwinch=yes],
5816         [AC_TRY_COMPILE([
5817 #undef _XOPEN_SOURCE
5818 #undef _POSIX_SOURCE
5819 #undef _POSIX_C_SOURCE
5820 #include <sys/types.h>
5821 #include <sys/signal.h>
5822 ],[int x = SIGWINCH],
5823         [cf_cv_define_sigwinch=maybe],
5824         [cf_cv_define_sigwinch=no])
5825 ])
5826 ])
5827
5828 if test "$cf_cv_define_sigwinch" = maybe ; then
5829 AC_CACHE_CHECK(for actual SIGWINCH definition,cf_cv_fixup_sigwinch,[
5830 cf_cv_fixup_sigwinch=unknown
5831 cf_sigwinch=32
5832 while test $cf_sigwinch != 1
5833 do
5834         AC_TRY_COMPILE([
5835 #undef _XOPEN_SOURCE
5836 #undef _POSIX_SOURCE
5837 #undef _POSIX_C_SOURCE
5838 #include <sys/types.h>
5839 #include <sys/signal.h>
5840 ],[
5841 #if SIGWINCH != $cf_sigwinch
5842 make an error
5843 #endif
5844 int x = SIGWINCH],
5845         [cf_cv_fixup_sigwinch=$cf_sigwinch
5846          break])
5847
5848 cf_sigwinch=`expr $cf_sigwinch - 1`
5849 done
5850 ])
5851
5852         if test "$cf_cv_fixup_sigwinch" != unknown ; then
5853                 CPPFLAGS="$CPPFLAGS -DSIGWINCH=$cf_cv_fixup_sigwinch"
5854         fi
5855 fi
5856 ])dnl
5857 dnl ---------------------------------------------------------------------------
5858 dnl CF_SIG_ATOMIC_T version: 3 updated: 2012/10/04 20:12:20
5859 dnl ---------------
5860 dnl signal handler, but there are some gcc depedencies in that recommendation.
5861 dnl Try anyway.
5862 AC_DEFUN([CF_SIG_ATOMIC_T],
5863 [
5864 AC_MSG_CHECKING(for signal global datatype)
5865 AC_CACHE_VAL(cf_cv_sig_atomic_t,[
5866         for cf_type in \
5867                 "volatile sig_atomic_t" \
5868                 "sig_atomic_t" \
5869                 "int"
5870         do
5871         AC_TRY_COMPILE([
5872 #include <sys/types.h>
5873 #include <signal.h>
5874 #include <stdio.h>
5875
5876 extern $cf_type x;
5877 $cf_type x;
5878 static void handler(int sig)
5879 {
5880         x = 5;
5881 }],
5882                 [signal(SIGINT, handler);
5883                  x = 1],
5884                 [cf_cv_sig_atomic_t=$cf_type],
5885                 [cf_cv_sig_atomic_t=no])
5886                 test "$cf_cv_sig_atomic_t" != no && break
5887         done
5888         ])
5889 AC_MSG_RESULT($cf_cv_sig_atomic_t)
5890 test "$cf_cv_sig_atomic_t" != no && AC_DEFINE_UNQUOTED(SIG_ATOMIC_T, $cf_cv_sig_atomic_t,[Define to signal global datatype])
5891 ])dnl
5892 dnl ---------------------------------------------------------------------------
5893 dnl CF_SIZECHANGE version: 9 updated: 2012/10/06 11:17:15
5894 dnl -------------
5895 dnl Check for definitions & structures needed for window size-changing
5896 dnl FIXME: check that this works with "snake" (HP-UX 10.x)
5897 AC_DEFUN([CF_SIZECHANGE],
5898 [
5899 AC_REQUIRE([CF_STRUCT_TERMIOS])
5900 AC_CACHE_CHECK(declaration of size-change, cf_cv_sizechange,[
5901     cf_cv_sizechange=unknown
5902     cf_save_CPPFLAGS="$CPPFLAGS"
5903
5904 for cf_opts in "" "NEED_PTEM_H"
5905 do
5906
5907     CPPFLAGS="$cf_save_CPPFLAGS"
5908     test -n "$cf_opts" && CPPFLAGS="$CPPFLAGS -D$cf_opts"
5909     AC_TRY_COMPILE([#include <sys/types.h>
5910 #ifdef HAVE_TERMIOS_H
5911 #include <termios.h>
5912 #else
5913 #ifdef HAVE_TERMIO_H
5914 #include <termio.h>
5915 #endif
5916 #endif
5917 #ifdef NEED_PTEM_H
5918 /* This is a workaround for SCO:  they neglected to define struct winsize in
5919  * termios.h -- it's only in termio.h and ptem.h
5920  */
5921 #include        <sys/stream.h>
5922 #include        <sys/ptem.h>
5923 #endif
5924 #if !defined(sun) || !defined(HAVE_TERMIOS_H)
5925 #include <sys/ioctl.h>
5926 #endif
5927 ],[
5928 #ifdef TIOCGSIZE
5929         struct ttysize win;     /* FIXME: what system is this? */
5930         int y = win.ts_lines;
5931         int x = win.ts_cols;
5932 #else
5933 #ifdef TIOCGWINSZ
5934         struct winsize win;
5935         int y = win.ws_row;
5936         int x = win.ws_col;
5937 #else
5938         no TIOCGSIZE or TIOCGWINSZ
5939 #endif /* TIOCGWINSZ */
5940 #endif /* TIOCGSIZE */
5941         ],
5942         [cf_cv_sizechange=yes],
5943         [cf_cv_sizechange=no])
5944
5945         CPPFLAGS="$cf_save_CPPFLAGS"
5946         if test "$cf_cv_sizechange" = yes ; then
5947                 echo "size-change succeeded ($cf_opts)" >&AC_FD_CC
5948                 test -n "$cf_opts" && cf_cv_sizechange="$cf_opts"
5949                 break
5950         fi
5951 done
5952 ])
5953 if test "$cf_cv_sizechange" != no ; then
5954         AC_DEFINE(HAVE_SIZECHANGE,1,[Define to 1 if sizechar declarations are provided])
5955         case $cf_cv_sizechange in #(vi
5956         NEED*)
5957                 AC_DEFINE_UNQUOTED($cf_cv_sizechange )
5958                 ;;
5959         esac
5960 fi
5961 ])dnl
5962 dnl ---------------------------------------------------------------------------
5963 dnl CF_SRC_MODULES version: 27 updated: 2013/08/03 18:18:08
5964 dnl --------------
5965 dnl For each parameter, test if the source-directory exists, and if it contains
5966 dnl a 'modules' file.  If so, add to the list $cf_cv_src_modules which we'll
5967 dnl use in CF_LIB_RULES.
5968 dnl
5969 dnl This uses the configured value to make the lists SRC_SUBDIRS and
5970 dnl SUB_MAKEFILES which are used in the makefile-generation scheme.
5971 AC_DEFUN([CF_SRC_MODULES],
5972 [
5973 AC_MSG_CHECKING(for src modules)
5974
5975 # dependencies and linker-arguments for test-programs
5976 TEST_DEPS="${LIB_DIR}/${LIB_PREFIX}${LIB_NAME}${DFT_DEP_SUFFIX} $TEST_DEPS"
5977 TEST_DEP2="${LIB_2ND}/${LIB_PREFIX}${LIB_NAME}${DFT_DEP_SUFFIX} $TEST_DEP2"
5978 if test "$DFT_LWR_MODEL" = "libtool"; then
5979         TEST_ARGS="${TEST_DEPS}"
5980         TEST_ARG2="${TEST_DEP2}"
5981 else
5982         TEST_ARGS="-l${LIB_NAME}${DFT_ARG_SUFFIX} $TEST_ARGS"
5983         TEST_ARG2="-l${LIB_NAME}${DFT_ARG_SUFFIX} $TEST_ARG2"
5984 fi
5985
5986 PC_MODULES_TO_MAKE="ncurses${DFT_ARG_SUFFIX}"
5987 cf_cv_src_modules=
5988 for cf_dir in $1
5989 do
5990         if test -f $srcdir/$cf_dir/modules; then
5991
5992                 # We may/may not have tack in the distribution, though the
5993                 # makefile is.
5994                 if test $cf_dir = tack ; then
5995                         if test ! -f $srcdir/${cf_dir}/${cf_dir}.h; then
5996                                 continue
5997                         fi
5998                 fi
5999
6000                 if test -z "$cf_cv_src_modules"; then
6001                         cf_cv_src_modules=$cf_dir
6002                 else
6003                         cf_cv_src_modules="$cf_cv_src_modules $cf_dir"
6004                 fi
6005
6006                 # Make the ncurses_cfg.h file record the library interface files as
6007                 # well.  These are header files that are the same name as their
6008                 # directory.  Ncurses is the only library that does not follow
6009                 # that pattern.
6010                 if test $cf_dir = tack ; then
6011                         continue
6012                 elif test -f $srcdir/${cf_dir}/${cf_dir}.h; then
6013                         CF_UPPER(cf_have_include,$cf_dir)
6014                         AC_DEFINE_UNQUOTED(HAVE_${cf_have_include}_H)
6015                         AC_DEFINE_UNQUOTED(HAVE_LIB${cf_have_include})
6016                         TEST_DEPS="${LIB_DIR}/${LIB_PREFIX}${cf_dir}${DFT_DEP_SUFFIX} $TEST_DEPS"
6017                         TEST_DEP2="${LIB_2ND}/${LIB_PREFIX}${cf_dir}${DFT_DEP_SUFFIX} $TEST_DEP2"
6018                         if test "$DFT_LWR_MODEL" = "libtool"; then
6019                                 TEST_ARGS="${TEST_DEPS}"
6020                                 TEST_ARG2="${TEST_DEP2}"
6021                         else
6022                                 TEST_ARGS="-l${cf_dir}${DFT_ARG_SUFFIX} $TEST_ARGS"
6023                                 TEST_ARG2="-l${cf_dir}${DFT_ARG_SUFFIX} $TEST_ARG2"
6024                         fi
6025                         PC_MODULES_TO_MAKE="${PC_MODULES_TO_MAKE} ${cf_dir}${DFT_ARG_SUFFIX}"
6026                 fi
6027         fi
6028 done
6029 AC_MSG_RESULT($cf_cv_src_modules)
6030
6031 TEST_ARGS="-L${LIB_DIR} $TEST_ARGS"
6032 TEST_ARG2="-L${LIB_2ND} $TEST_ARG2"
6033
6034 AC_SUBST(TEST_ARGS)
6035 AC_SUBST(TEST_DEPS)
6036
6037 AC_SUBST(TEST_ARG2)
6038 AC_SUBST(TEST_DEP2)
6039
6040 SRC_SUBDIRS=
6041 if test "x$cf_with_manpages" != xno ; then
6042         SRC_SUBDIRS="$SRC_SUBDIRS man"
6043 fi
6044 SRC_SUBDIRS="$SRC_SUBDIRS include"
6045 for cf_dir in $cf_cv_src_modules
6046 do
6047         SRC_SUBDIRS="$SRC_SUBDIRS $cf_dir"
6048 done
6049 if test "x$cf_with_tests" != "xno" ; then
6050         SRC_SUBDIRS="$SRC_SUBDIRS test"
6051 fi
6052 if test "x$cf_with_db_install" = xyes; then
6053         test -z "$MAKE_TERMINFO" && SRC_SUBDIRS="$SRC_SUBDIRS misc"
6054 fi
6055 if test "$cf_with_cxx_binding" != no; then
6056         PC_MODULES_TO_MAKE="${PC_MODULES_TO_MAKE} ncurses++${DFT_ARG_SUFFIX}"
6057         SRC_SUBDIRS="$SRC_SUBDIRS c++"
6058 fi
6059
6060 test "x$with_termlib" != xno && PC_MODULES_TO_MAKE="$PC_MODULES_TO_MAKE $TINFO_ARG_SUFFIX"
6061 test "x$with_ticlib" != xno && PC_MODULES_TO_MAKE="$PC_MODULES_TO_MAKE $TICS_ARG_SUFFIX"
6062
6063 AC_SUBST(PC_MODULES_TO_MAKE)
6064
6065 ADA_SUBDIRS=
6066 if test "x$cf_with_ada" = "xyes" && test "x$cf_cv_prog_gnat_correct" = xyes && test -f $srcdir/Ada95/Makefile.in; then
6067         SRC_SUBDIRS="$SRC_SUBDIRS Ada95"
6068         ADA_SUBDIRS="gen src"
6069         if test "x$cf_with_tests" != "xno" ; then
6070                 ADA_SUBDIRS="$ADA_SUBDIRS samples"
6071         fi
6072 fi
6073
6074 SUB_MAKEFILES=
6075 for cf_dir in $SRC_SUBDIRS
6076 do
6077         SUB_MAKEFILES="$SUB_MAKEFILES $cf_dir/Makefile"
6078 done
6079
6080 if test -n "$ADA_SUBDIRS"; then
6081         for cf_dir in $ADA_SUBDIRS
6082         do
6083                 SUB_MAKEFILES="$SUB_MAKEFILES Ada95/$cf_dir/Makefile"
6084         done
6085         AC_SUBST(ADA_SUBDIRS)
6086 fi
6087 ])dnl
6088 dnl ---------------------------------------------------------------------------
6089 dnl CF_STDCPP_LIBRARY version: 7 updated: 2010/05/29 16:31:02
6090 dnl -----------------
6091 dnl Check for -lstdc++, which is GNU's standard C++ library.
6092 AC_DEFUN([CF_STDCPP_LIBRARY],
6093 [
6094 if test -n "$GXX" ; then
6095 case $cf_cv_system_name in #(vi
6096 os2*) #(vi
6097         cf_stdcpp_libname=stdcpp
6098         ;;
6099 *)
6100         cf_stdcpp_libname=stdc++
6101         ;;
6102 esac
6103 AC_CACHE_CHECK(for library $cf_stdcpp_libname,cf_cv_libstdcpp,[
6104         cf_save="$LIBS"
6105         CF_ADD_LIB($cf_stdcpp_libname)
6106 AC_TRY_LINK([
6107 #include <strstream.h>],[
6108 char buf[80];
6109 strstreambuf foo(buf, sizeof(buf))
6110 ],
6111         [cf_cv_libstdcpp=yes],
6112         [cf_cv_libstdcpp=no])
6113         LIBS="$cf_save"
6114 ])
6115 test "$cf_cv_libstdcpp" = yes && CF_ADD_LIB($cf_stdcpp_libname,CXXLIBS)
6116 fi
6117 ])dnl
6118 dnl ---------------------------------------------------------------------------
6119 dnl CF_STRIP_G_OPT version: 3 updated: 2002/12/21 19:25:52
6120 dnl --------------
6121 dnl     Remove "-g" option from the compiler options
6122 AC_DEFUN([CF_STRIP_G_OPT],
6123 [$1=`echo ${$1} | sed -e 's%-g %%' -e 's%-g$%%'`])dnl
6124 dnl ---------------------------------------------------------------------------
6125 dnl CF_STRUCT_SIGACTION version: 5 updated: 2012/10/06 17:56:13
6126 dnl -------------------
6127 dnl Check if we need _POSIX_SOURCE defined to use struct sigaction.  We'll only
6128 dnl do this if we've found the sigaction function.
6129 AC_DEFUN([CF_STRUCT_SIGACTION],[
6130 AC_REQUIRE([CF_XOPEN_SOURCE])
6131
6132 if test "$ac_cv_func_sigaction" = yes; then
6133 AC_MSG_CHECKING(whether sigaction needs _POSIX_SOURCE)
6134 AC_TRY_COMPILE([
6135 #include <sys/types.h>
6136 #include <signal.h>],
6137         [struct sigaction act],
6138         [sigact_bad=no],
6139         [
6140 AC_TRY_COMPILE([
6141 #define _POSIX_SOURCE
6142 #include <sys/types.h>
6143 #include <signal.h>],
6144         [struct sigaction act],
6145         [sigact_bad=yes
6146          AC_DEFINE(_POSIX_SOURCE,1,[Define to 1 if we must define _POSIX_SOURCE])],
6147          [sigact_bad=unknown])])
6148 AC_MSG_RESULT($sigact_bad)
6149 fi
6150 ])dnl
6151 dnl ---------------------------------------------------------------------------
6152 dnl CF_STRUCT_TERMIOS version: 7 updated: 2012/10/06 17:56:13
6153 dnl -----------------
6154 dnl Some machines require _POSIX_SOURCE to completely define struct termios.
6155 AC_DEFUN([CF_STRUCT_TERMIOS],[
6156 AC_REQUIRE([CF_XOPEN_SOURCE])
6157
6158 AC_CHECK_HEADERS( \
6159 termio.h \
6160 termios.h \
6161 unistd.h \
6162 )
6163
6164 if test "$ISC" = yes ; then
6165         AC_CHECK_HEADERS( sys/termio.h )
6166 fi
6167 if test "$ac_cv_header_termios_h" = yes ; then
6168         case "$CFLAGS $CPPFLAGS" in
6169         *-D_POSIX_SOURCE*)
6170                 termios_bad=dunno ;;
6171         *)      termios_bad=maybe ;;
6172         esac
6173         if test "$termios_bad" = maybe ; then
6174         AC_MSG_CHECKING(whether termios.h needs _POSIX_SOURCE)
6175         AC_TRY_COMPILE([#include <termios.h>],
6176                 [struct termios foo; int x = foo.c_iflag],
6177                 termios_bad=no, [
6178                 AC_TRY_COMPILE([
6179 #define _POSIX_SOURCE
6180 #include <termios.h>],
6181                         [struct termios foo; int x = foo.c_iflag],
6182                         termios_bad=unknown,
6183                         termios_bad=yes AC_DEFINE(_POSIX_SOURCE,1,[Define to 1 if we must define _POSIX_SOURCE]))
6184                         ])
6185         AC_MSG_RESULT($termios_bad)
6186         fi
6187 fi
6188 ])dnl
6189 dnl ---------------------------------------------------------------------------
6190 dnl CF_SUBDIR_PATH version: 6 updated: 2010/04/21 06:20:50
6191 dnl --------------
6192 dnl Construct a search-list for a nonstandard header/lib-file
6193 dnl     $1 = the variable to return as result
6194 dnl     $2 = the package name
6195 dnl     $3 = the subdirectory, e.g., bin, include or lib
6196 AC_DEFUN([CF_SUBDIR_PATH],
6197 [
6198 $1=
6199
6200 CF_ADD_SUBDIR_PATH($1,$2,$3,/usr,$prefix)
6201 CF_ADD_SUBDIR_PATH($1,$2,$3,$prefix,NONE)
6202 CF_ADD_SUBDIR_PATH($1,$2,$3,/usr/local,$prefix)
6203 CF_ADD_SUBDIR_PATH($1,$2,$3,/opt,$prefix)
6204 CF_ADD_SUBDIR_PATH($1,$2,$3,[$]HOME,$prefix)
6205 ])dnl
6206 dnl ---------------------------------------------------------------------------
6207 dnl CF_SUBST_IF version: 2 updated: 2006/06/17 12:33:03
6208 dnl -----------
6209 dnl     Shorthand macro for substituting things that the user may override
6210 dnl     with an environment variable.
6211 dnl
6212 dnl     $1 = condition to pass to "test"
6213 dnl     $2 = environment variable
6214 dnl     $3 = value if the test succeeds
6215 dnl     $4 = value if the test fails
6216 AC_DEFUN([CF_SUBST_IF],
6217 [
6218 if test $1 ; then
6219         $2=$3
6220 ifelse($4,,,[else
6221         $2=$4])
6222 fi
6223 AC_SUBST($2)
6224 ])dnl
6225 dnl ---------------------------------------------------------------------------
6226 dnl CF_SUBST_NCURSES_VERSION version: 8 updated: 2006/09/16 11:40:59
6227 dnl ------------------------
6228 dnl Get the version-number for use in shared-library naming, etc.
6229 AC_DEFUN([CF_SUBST_NCURSES_VERSION],
6230 [
6231 AC_REQUIRE([CF_PROG_EGREP])
6232 NCURSES_MAJOR="`$ac_cv_prog_egrep '^NCURSES_MAJOR[[     ]]*=' $srcdir/dist.mk | sed -e 's/^[[^0-9]]*//'`"
6233 NCURSES_MINOR="`$ac_cv_prog_egrep '^NCURSES_MINOR[[     ]]*=' $srcdir/dist.mk | sed -e 's/^[[^0-9]]*//'`"
6234 NCURSES_PATCH="`$ac_cv_prog_egrep '^NCURSES_PATCH[[     ]]*=' $srcdir/dist.mk | sed -e 's/^[[^0-9]]*//'`"
6235 cf_cv_abi_version=${NCURSES_MAJOR}
6236 cf_cv_rel_version=${NCURSES_MAJOR}.${NCURSES_MINOR}
6237 dnl Show the computed version, for logging
6238 cf_cv_timestamp=`date`
6239 AC_MSG_RESULT(Configuring NCURSES $cf_cv_rel_version ABI $cf_cv_abi_version ($cf_cv_timestamp))
6240 dnl We need these values in the generated headers
6241 AC_SUBST(NCURSES_MAJOR)
6242 AC_SUBST(NCURSES_MINOR)
6243 AC_SUBST(NCURSES_PATCH)
6244 dnl We need these values in the generated makefiles
6245 AC_SUBST(cf_cv_rel_version)
6246 AC_SUBST(cf_cv_abi_version)
6247 AC_SUBST(cf_cv_builtin_bool)
6248 AC_SUBST(cf_cv_header_stdbool_h)
6249 AC_SUBST(cf_cv_type_of_bool)dnl
6250 ])dnl
6251 dnl ---------------------------------------------------------------------------
6252 dnl CF_SYS_TIME_SELECT version: 5 updated: 2012/10/04 05:24:07
6253 dnl ------------------
6254 dnl Check if we can include <sys/time.h> with <sys/select.h>; this breaks on
6255 dnl older SCO configurations.
6256 AC_DEFUN([CF_SYS_TIME_SELECT],
6257 [
6258 AC_MSG_CHECKING(if sys/time.h works with sys/select.h)
6259 AC_CACHE_VAL(cf_cv_sys_time_select,[
6260 AC_TRY_COMPILE([
6261 #include <sys/types.h>
6262 #ifdef HAVE_SYS_TIME_H
6263 #include <sys/time.h>
6264 #endif
6265 #ifdef HAVE_SYS_SELECT_H
6266 #include <sys/select.h>
6267 #endif
6268 ],[],[cf_cv_sys_time_select=yes],
6269      [cf_cv_sys_time_select=no])
6270      ])
6271 AC_MSG_RESULT($cf_cv_sys_time_select)
6272 test "$cf_cv_sys_time_select" = yes && AC_DEFINE(HAVE_SYS_TIME_SELECT,1,[Define to 1 if we can include <sys/time.h> with <sys/select.h>])
6273 ])dnl
6274 dnl ---------------------------------------------------------------------------
6275 dnl CF_TOP_BUILDDIR version: 2 updated: 2013/07/27 17:38:32
6276 dnl ---------------
6277 dnl Define a top_builddir symbol, for applications that need an absolute path.
6278 AC_DEFUN([CF_TOP_BUILDDIR],
6279 [
6280 top_builddir=ifelse($1,,`pwd`,$1)
6281 AC_SUBST(top_builddir)
6282 ])dnl
6283 dnl ---------------------------------------------------------------------------
6284 dnl CF_TRY_XOPEN_SOURCE version: 1 updated: 2011/10/30 17:09:50
6285 dnl -------------------
6286 dnl If _XOPEN_SOURCE is not defined in the compile environment, check if we
6287 dnl can define it successfully.
6288 AC_DEFUN([CF_TRY_XOPEN_SOURCE],[
6289 AC_CACHE_CHECK(if we should define _XOPEN_SOURCE,cf_cv_xopen_source,[
6290         AC_TRY_COMPILE([
6291 #include <stdlib.h>
6292 #include <string.h>
6293 #include <sys/types.h>
6294 ],[
6295 #ifndef _XOPEN_SOURCE
6296 make an error
6297 #endif],
6298         [cf_cv_xopen_source=no],
6299         [cf_save="$CPPFLAGS"
6300          CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
6301          AC_TRY_COMPILE([
6302 #include <stdlib.h>
6303 #include <string.h>
6304 #include <sys/types.h>
6305 ],[
6306 #ifdef _XOPEN_SOURCE
6307 make an error
6308 #endif],
6309         [cf_cv_xopen_source=no],
6310         [cf_cv_xopen_source=$cf_XOPEN_SOURCE])
6311         CPPFLAGS="$cf_save"
6312         ])
6313 ])
6314
6315 if test "$cf_cv_xopen_source" != no ; then
6316         CF_REMOVE_DEFINE(CFLAGS,$CFLAGS,_XOPEN_SOURCE)
6317         CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,_XOPEN_SOURCE)
6318         cf_temp_xopen_source="-D_XOPEN_SOURCE=$cf_cv_xopen_source"
6319         CF_ADD_CFLAGS($cf_temp_xopen_source)
6320 fi
6321 ])
6322 dnl ---------------------------------------------------------------------------
6323 dnl CF_TYPEOF_CHTYPE version: 9 updated: 2012/10/06 17:56:13
6324 dnl ----------------
6325 dnl Determine the type we should use for chtype (and attr_t, which is treated
6326 dnl as the same thing).  We want around 32 bits, so on most machines want a
6327 dnl long, but on newer 64-bit machines, probably want an int.  If we're using
6328 dnl wide characters, we have to have a type compatible with that, as well.
6329 AC_DEFUN([CF_TYPEOF_CHTYPE],
6330 [
6331 AC_MSG_CHECKING([for type of chtype])
6332 AC_CACHE_VAL(cf_cv_typeof_chtype,[
6333                 AC_TRY_RUN([
6334 #define WANT_BITS 31
6335 #include <stdio.h>
6336 int main()
6337 {
6338         FILE *fp = fopen("cf_test.out", "w");
6339         if (fp != 0) {
6340                 char *result = "long";
6341                 if (sizeof(unsigned long) > sizeof(unsigned int)) {
6342                         int n;
6343                         unsigned int x, y;
6344                         for (n = 0; n < WANT_BITS; n++) {
6345                                 x = (1 << n);
6346                                 y = (x >> n);
6347                                 if (y != 1 || x == 0) {
6348                                         x = 0;
6349                                         break;
6350                                 }
6351                         }
6352                         /*
6353                          * If x is nonzero, an int is big enough for the bits
6354                          * that we want.
6355                          */
6356                         result = (x != 0) ? "int" : "long";
6357                 }
6358                 fputs(result, fp);
6359                 fclose(fp);
6360         }
6361         ${cf_cv_main_return:-return}(0);
6362 }
6363                 ],
6364                 [cf_cv_typeof_chtype=`cat cf_test.out`],
6365                 [cf_cv_typeof_chtype=long],
6366                 [cf_cv_typeof_chtype=long])
6367                 rm -f cf_test.out
6368         ])
6369 AC_MSG_RESULT($cf_cv_typeof_chtype)
6370
6371 AC_SUBST(cf_cv_typeof_chtype)
6372 AC_DEFINE_UNQUOTED(TYPEOF_CHTYPE,$cf_cv_typeof_chtype,[Define to actual type if needed for chtype])
6373 ])dnl
6374 dnl ---------------------------------------------------------------------------
6375 dnl CF_TYPE_SIGACTION version: 4 updated: 2012/10/06 17:56:13
6376 dnl -----------------
6377 dnl
6378 AC_DEFUN([CF_TYPE_SIGACTION],
6379 [
6380 AC_MSG_CHECKING([for type sigaction_t])
6381 AC_CACHE_VAL(cf_cv_type_sigaction,[
6382         AC_TRY_COMPILE([
6383 #include <signal.h>],
6384                 [sigaction_t x],
6385                 [cf_cv_type_sigaction=yes],
6386                 [cf_cv_type_sigaction=no])])
6387 AC_MSG_RESULT($cf_cv_type_sigaction)
6388 test "$cf_cv_type_sigaction" = yes && AC_DEFINE(HAVE_TYPE_SIGACTION,1,[Define to 1 if we have the sigaction_t type])
6389 ])dnl
6390 dnl ---------------------------------------------------------------------------
6391 dnl CF_UNSIGNED_LITERALS version: 2 updated: 1998/02/07 22:10:16
6392 dnl --------------------
6393 dnl Test if the compiler supports 'U' and 'L' suffixes.  Only old compilers
6394 dnl won't, but they're still there.
6395 AC_DEFUN([CF_UNSIGNED_LITERALS],
6396 [
6397 AC_MSG_CHECKING([if unsigned literals are legal])
6398 AC_CACHE_VAL(cf_cv_unsigned_literals,[
6399         AC_TRY_COMPILE([],[long x = 1L + 1UL + 1U + 1],
6400                 [cf_cv_unsigned_literals=yes],
6401                 [cf_cv_unsigned_literals=no])
6402         ])
6403 AC_MSG_RESULT($cf_cv_unsigned_literals)
6404 ])dnl
6405 dnl ---------------------------------------------------------------------------
6406 dnl CF_UPPER version: 5 updated: 2001/01/29 23:40:59
6407 dnl --------
6408 dnl Make an uppercase version of a variable
6409 dnl $1=uppercase($2)
6410 AC_DEFUN([CF_UPPER],
6411 [
6412 $1=`echo "$2" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
6413 ])dnl
6414 dnl ---------------------------------------------------------------------------
6415 dnl CF_UTF8_LIB version: 8 updated: 2012/10/06 08:57:51
6416 dnl -----------
6417 dnl Check for multibyte support, and if not found, utf8 compatibility library
6418 AC_DEFUN([CF_UTF8_LIB],
6419 [
6420 AC_CACHE_CHECK(for multibyte character support,cf_cv_utf8_lib,[
6421         cf_save_LIBS="$LIBS"
6422         AC_TRY_LINK([
6423 #include <stdlib.h>],[putwc(0,0);],
6424         [cf_cv_utf8_lib=yes],
6425         [CF_FIND_LINKAGE([
6426 #include <libutf8.h>],[putwc(0,0);],utf8,
6427                 [cf_cv_utf8_lib=add-on],
6428                 [cf_cv_utf8_lib=no])
6429 ])])
6430
6431 # HAVE_LIBUTF8_H is used by ncurses if curses.h is shared between
6432 # ncurses/ncursesw:
6433 if test "$cf_cv_utf8_lib" = "add-on" ; then
6434         AC_DEFINE(HAVE_LIBUTF8_H,1,[Define to 1 if we should include libutf8.h])
6435         CF_ADD_INCDIR($cf_cv_header_path_utf8)
6436         CF_ADD_LIBDIR($cf_cv_library_path_utf8)
6437         CF_ADD_LIBS($cf_cv_library_file_utf8)
6438 fi
6439 ])dnl
6440 dnl ---------------------------------------------------------------------------
6441 dnl CF_VA_COPY version: 3 updated: 2012/10/06 11:17:15
6442 dnl ----------
6443 dnl check for va_copy, part of stdarg.h
6444 dnl Also, workaround for glibc's __va_copy, by checking for both.
6445 AC_DEFUN([CF_VA_COPY],[
6446 AC_CACHE_CHECK(for va_copy, cf_cv_have_va_copy,[
6447 AC_TRY_LINK([
6448 #include <stdarg.h>
6449 ],[
6450         static va_list dst;
6451         static va_list src;
6452         va_copy(dst, src)],
6453         cf_cv_have_va_copy=yes,
6454         cf_cv_have_va_copy=no)])
6455
6456 test "$cf_cv_have_va_copy" = yes && AC_DEFINE(HAVE_VA_COPY,1,[Define to 1 if we have va_copy])
6457
6458 AC_CACHE_CHECK(for __va_copy, cf_cv_have___va_copy,[
6459 AC_TRY_LINK([
6460 #include <stdarg.h>
6461 ],[
6462         static va_list dst;
6463         static va_list src;
6464         __va_copy(dst, src)],
6465         cf_cv_have___va_copy=yes,
6466         cf_cv_have___va_copy=no)])
6467
6468 test "$cf_cv_have___va_copy" = yes && AC_DEFINE(HAVE___VA_COPY,1,[Define to 1 if we have __va_copy])
6469 ])
6470 dnl ---------------------------------------------------------------------------
6471 dnl CF_VERBOSE version: 3 updated: 2007/07/29 09:55:12
6472 dnl ----------
6473 dnl Use AC_VERBOSE w/o the warnings
6474 AC_DEFUN([CF_VERBOSE],
6475 [test -n "$verbose" && echo "   $1" 1>&AC_FD_MSG
6476 CF_MSG_LOG([$1])
6477 ])dnl
6478 dnl ---------------------------------------------------------------------------
6479 dnl CF_WCHAR_TYPE version: 4 updated: 2012/10/06 16:39:58
6480 dnl -------------
6481 dnl Check if type wide-character type $1 is declared, and if so, which header
6482 dnl file is needed.  The second parameter is used to set a shell variable when
6483 dnl the type is not found.  The first parameter sets a shell variable for the
6484 dnl opposite sense.
6485 AC_DEFUN([CF_WCHAR_TYPE],
6486 [
6487 # This is needed on Tru64 5.0 to declare $1
6488 AC_CACHE_CHECK(if we must include wchar.h to declare $1,cf_cv_$1,[
6489 AC_TRY_COMPILE([
6490 #include <stdlib.h>
6491 #include <stdarg.h>
6492 #include <stdio.h>
6493 #ifdef HAVE_LIBUTF8_H
6494 #include <libutf8.h>
6495 #endif],
6496         [$1 state],
6497         [cf_cv_$1=no],
6498         [AC_TRY_COMPILE([
6499 #include <stdlib.h>
6500 #include <stdarg.h>
6501 #include <stdio.h>
6502 #include <wchar.h>
6503 #ifdef HAVE_LIBUTF8_H
6504 #include <libutf8.h>
6505 #endif],
6506         [$1 value],
6507         [cf_cv_$1=yes],
6508         [cf_cv_$1=unknown])])])
6509
6510 if test "$cf_cv_$1" = yes ; then
6511         AC_DEFINE(NEED_WCHAR_H,1,[Define to 1 if we must include wchar.h])
6512         NEED_WCHAR_H=1
6513 fi
6514
6515 ifelse([$2],,,[
6516 # if we do not find $1 in either place, use substitution to provide a fallback.
6517 if test "$cf_cv_$1" = unknown ; then
6518         $2=1
6519 fi
6520 ])
6521 ifelse($3,,,[
6522 # if we find $1 in either place, use substitution to provide a fallback.
6523 if test "$cf_cv_$1" != unknown ; then
6524         $3=1
6525 fi
6526 ])
6527 ])dnl
6528 dnl ---------------------------------------------------------------------------
6529 dnl CF_WEAK_SYMBOLS version: 1 updated: 2008/08/16 19:18:06
6530 dnl ---------------
6531 dnl Check for compiler-support for weak symbols.
6532 dnl This works with "recent" gcc.
6533 AC_DEFUN([CF_WEAK_SYMBOLS],[
6534 AC_CACHE_CHECK(if $CC supports weak symbols,cf_cv_weak_symbols,[
6535
6536 AC_TRY_COMPILE([
6537 #include <stdio.h>],
6538 [
6539 #if defined(__GNUC__)
6540 #  if defined __USE_ISOC99
6541 #    define _cat_pragma(exp)    _Pragma(#exp)
6542 #    define _weak_pragma(exp)   _cat_pragma(weak name)
6543 #  else
6544 #    define _weak_pragma(exp)
6545 #  endif
6546 #  define _declare(name)        __extension__ extern __typeof__(name) name
6547 #  define weak_symbol(name)     _weak_pragma(name) _declare(name) __attribute__((weak))
6548 #endif
6549
6550 weak_symbol(fopen);
6551 ],[cf_cv_weak_symbols=yes],[cf_cv_weak_symbols=no])
6552 ])
6553 ])dnl
6554 dnl ---------------------------------------------------------------------------
6555 dnl CF_WITH_ABI_VERSION version: 1 updated: 2003/09/20 18:12:49
6556 dnl -------------------
6557 dnl Allow library's ABI to be overridden.  Generally this happens when a
6558 dnl packager has incremented the ABI past that used in the original package,
6559 dnl and wishes to keep doing this.
6560 dnl
6561 dnl $1 is the package name, if any, to derive a corresponding {package}_ABI
6562 dnl symbol.
6563 AC_DEFUN([CF_WITH_ABI_VERSION],[
6564 test -z "$cf_cv_abi_version" && cf_cv_abi_version=0
6565 AC_ARG_WITH(abi-version,
6566 [  --with-abi-version=XXX  override derived ABI version],
6567 [AC_MSG_WARN(overriding ABI version $cf_cv_abi_version to $withval)
6568  cf_cv_abi_version=$withval])
6569  CF_NUMBER_SYNTAX($cf_cv_abi_version,ABI version)
6570 ifelse($1,,,[
6571 $1_ABI=$cf_cv_abi_version
6572 ])
6573 ])dnl
6574 dnl ---------------------------------------------------------------------------
6575 dnl CF_WITH_ADA_COMPILER version: 2 updated: 2010/06/26 17:35:58
6576 dnl --------------------
6577 dnl Command-line option to specify the Ada95 compiler.
6578 AC_DEFUN([CF_WITH_ADA_COMPILER],[
6579 AC_MSG_CHECKING(for ada-compiler)
6580 AC_ARG_WITH(ada-compiler,
6581         [  --with-ada-compiler=CMD specify Ada95 compiler command (default gnatmake)],
6582         [cf_ada_compiler=$withval],
6583         [cf_ada_compiler=gnatmake])
6584 AC_SUBST(cf_ada_compiler)
6585 AC_MSG_RESULT($cf_ada_compiler)
6586 ])dnl
6587 dnl ---------------------------------------------------------------------------
6588 dnl CF_WITH_ADA_INCLUDE version: 2 updated: 2010/06/26 17:35:58
6589 dnl -------------------
6590 dnl Command-line option to specify where Ada includes will install.
6591 AC_DEFUN([CF_WITH_ADA_INCLUDE],[
6592 AC_MSG_CHECKING(for ada-include)
6593 CF_WITH_PATH(ada-include,
6594    [  --with-ada-include=DIR  Ada includes are in DIR],
6595    ADA_INCLUDE,
6596    PREFIX/share/ada/adainclude,
6597    [$]prefix/share/ada/adainclude)
6598 AC_SUBST(ADA_INCLUDE)
6599 AC_MSG_RESULT($ADA_INCLUDE)
6600 ])dnl
6601 dnl ---------------------------------------------------------------------------
6602 dnl CF_WITH_ADA_OBJECTS version: 2 updated: 2010/06/26 17:35:58
6603 dnl -------------------
6604 dnl Command-line option to specify where Ada objects will install.
6605 AC_DEFUN([CF_WITH_ADA_OBJECTS],[
6606 AC_MSG_CHECKING(for ada-objects)
6607 CF_WITH_PATH(ada-objects,
6608    [  --with-ada-objects=DIR  Ada objects are in DIR],
6609    ADA_OBJECTS,
6610    PREFIX/lib/ada/adalib,
6611    [$]prefix/lib/ada/adalib)
6612 AC_SUBST(ADA_OBJECTS)
6613 AC_MSG_RESULT($ADA_OBJECTS)
6614 ])dnl
6615 dnl ---------------------------------------------------------------------------
6616 dnl CF_WITH_ADA_SHAREDLIB version: 2 updated: 2010/06/26 17:35:58
6617 dnl ---------------------
6618 dnl Command-line option to specify if an Ada95 shared-library should be built,
6619 dnl and optionally what its soname should be.
6620 AC_DEFUN([CF_WITH_ADA_SHAREDLIB],[
6621 AC_MSG_CHECKING(if an Ada95 shared-library should be built)
6622 AC_ARG_WITH(ada-sharedlib,
6623         [  --with-ada-sharedlib=XX build Ada95 shared-library],
6624         [with_ada_sharedlib=$withval],
6625         [with_ada_sharedlib=no])
6626 AC_MSG_RESULT($with_ada_sharedlib)
6627
6628 ADA_SHAREDLIB='lib$(LIB_NAME).so.1'
6629 MAKE_ADA_SHAREDLIB="#"
6630
6631 if test "x$with_ada_sharedlib" != xno
6632 then
6633         MAKE_ADA_SHAREDLIB=
6634         if test "x$with_ada_sharedlib" != xyes
6635         then
6636                 ADA_SHAREDLIB="$with_ada_sharedlib"
6637         fi
6638 fi
6639
6640 AC_SUBST(ADA_SHAREDLIB)
6641 AC_SUBST(MAKE_ADA_SHAREDLIB)
6642 ])dnl
6643 dnl ---------------------------------------------------------------------------
6644 dnl CF_WITH_DBMALLOC version: 7 updated: 2010/06/21 17:26:47
6645 dnl ----------------
6646 dnl Configure-option for dbmalloc.  The optional parameter is used to override
6647 dnl the updating of $LIBS, e.g., to avoid conflict with subsequent tests.
6648 AC_DEFUN([CF_WITH_DBMALLOC],[
6649 CF_NO_LEAKS_OPTION(dbmalloc,
6650         [  --with-dbmalloc         test: use Conor Cahill's dbmalloc library],
6651         [USE_DBMALLOC])
6652
6653 if test "$with_dbmalloc" = yes ; then
6654         AC_CHECK_HEADER(dbmalloc.h,
6655                 [AC_CHECK_LIB(dbmalloc,[debug_malloc]ifelse([$1],,[],[,$1]))])
6656 fi
6657 ])dnl
6658 dnl ---------------------------------------------------------------------------
6659 dnl CF_WITH_DMALLOC version: 7 updated: 2010/06/21 17:26:47
6660 dnl ---------------
6661 dnl Configure-option for dmalloc.  The optional parameter is used to override
6662 dnl the updating of $LIBS, e.g., to avoid conflict with subsequent tests.
6663 AC_DEFUN([CF_WITH_DMALLOC],[
6664 CF_NO_LEAKS_OPTION(dmalloc,
6665         [  --with-dmalloc          test: use Gray Watson's dmalloc library],
6666         [USE_DMALLOC])
6667
6668 if test "$with_dmalloc" = yes ; then
6669         AC_CHECK_HEADER(dmalloc.h,
6670                 [AC_CHECK_LIB(dmalloc,[dmalloc_debug]ifelse([$1],,[],[,$1]))])
6671 fi
6672 ])dnl
6673 dnl ---------------------------------------------------------------------------
6674 dnl CF_WITH_GPM version: 8 updated: 2012/10/06 17:56:13
6675 dnl -----------
6676 dnl
6677 dnl The option parameter (if neither yes/no) is assumed to be the name of
6678 dnl the gpm library, e.g., for dynamic loading.
6679 AC_DEFUN([CF_WITH_GPM],
6680 [
6681 AC_MSG_CHECKING(if you want to link with the GPM mouse library)
6682 AC_ARG_WITH(gpm,
6683         [  --with-gpm              use Alessandro Rubini's GPM library],
6684         [with_gpm=$withval],
6685         [with_gpm=maybe])
6686 AC_MSG_RESULT($with_gpm)
6687
6688 if test "$with_gpm" != no ; then
6689         AC_CHECK_HEADER(gpm.h,[
6690                 AC_DEFINE(HAVE_GPM_H,1,[Define to 1 if we have gpm.h header])
6691                 if test "$with_gpm" != yes && test "$with_gpm" != maybe ; then
6692                         CF_VERBOSE(assuming we really have GPM library)
6693                         AC_DEFINE(HAVE_LIBGPM,1,[Define to 1 if we have the gpm library])
6694                 else
6695                         AC_CHECK_LIB(gpm,Gpm_Open,[:],[
6696                                 AC_MSG_ERROR(Cannot link with GPM library)
6697                 fi
6698                 with_gpm=yes
6699                 ])
6700         ],[
6701                 test "$with_gpm" != maybe && AC_MSG_WARN(Cannot find GPM header)
6702                 with_gpm=no
6703         ])
6704 fi
6705 ])
6706 dnl ---------------------------------------------------------------------------
6707 dnl CF_WITH_LIBTOOL version: 30 updated: 2013/09/07 13:54:05
6708 dnl ---------------
6709 dnl Provide a configure option to incorporate libtool.  Define several useful
6710 dnl symbols for the makefile rules.
6711 dnl
6712 dnl The reference to AC_PROG_LIBTOOL does not normally work, since it uses
6713 dnl macros from libtool.m4 which is in the aclocal directory of automake.
6714 dnl Following is a simple script which turns on the AC_PROG_LIBTOOL macro.
6715 dnl But that still does not work properly since the macro is expanded outside
6716 dnl the CF_WITH_LIBTOOL macro:
6717 dnl
6718 dnl     #!/bin/sh
6719 dnl     ACLOCAL=`aclocal --print-ac-dir`
6720 dnl     if test -z "$ACLOCAL" ; then
6721 dnl             echo cannot find aclocal directory
6722 dnl             exit 1
6723 dnl     elif test ! -f $ACLOCAL/libtool.m4 ; then
6724 dnl             echo cannot find libtool.m4 file
6725 dnl             exit 1
6726 dnl     fi
6727 dnl
6728 dnl     LOCAL=aclocal.m4
6729 dnl     ORIG=aclocal.m4.orig
6730 dnl
6731 dnl     trap "mv $ORIG $LOCAL" 0 1 2 5 15
6732 dnl     rm -f $ORIG
6733 dnl     mv $LOCAL $ORIG
6734 dnl
6735 dnl     # sed the LIBTOOL= assignment to omit the current directory?
6736 dnl     sed -e 's/^LIBTOOL=.*/LIBTOOL=${LIBTOOL:-libtool}/' $ACLOCAL/libtool.m4 >>$LOCAL
6737 dnl     cat $ORIG >>$LOCAL
6738 dnl
6739 dnl     autoconf-257 $*
6740 dnl
6741 AC_DEFUN([CF_WITH_LIBTOOL],
6742 [
6743 AC_REQUIRE([CF_DISABLE_LIBTOOL_VERSION])
6744 ifdef([AC_PROG_LIBTOOL],,[
6745 LIBTOOL=
6746 ])
6747 # common library maintenance symbols that are convenient for libtool scripts:
6748 LIB_CREATE='${AR} -cr'
6749 LIB_OBJECT='${OBJECTS}'
6750 LIB_SUFFIX=.a
6751 LIB_PREP="$RANLIB"
6752
6753 # symbols used to prop libtool up to enable it to determine what it should be
6754 # doing:
6755 LIB_CLEAN=
6756 LIB_COMPILE=
6757 LIB_LINK='${CC}'
6758 LIB_INSTALL=
6759 LIB_UNINSTALL=
6760
6761 AC_MSG_CHECKING(if you want to build libraries with libtool)
6762 AC_ARG_WITH(libtool,
6763         [  --with-libtool          generate libraries with libtool],
6764         [with_libtool=$withval],
6765         [with_libtool=no])
6766 AC_MSG_RESULT($with_libtool)
6767 if test "$with_libtool" != "no"; then
6768 ifdef([AC_PROG_LIBTOOL],[
6769         # missing_content_AC_PROG_LIBTOOL{{
6770         AC_PROG_LIBTOOL
6771         # missing_content_AC_PROG_LIBTOOL}}
6772 ],[
6773         if test "$with_libtool" != "yes" ; then
6774                 CF_PATH_SYNTAX(with_libtool)
6775                 LIBTOOL=$with_libtool
6776         else
6777                 AC_CHECK_TOOLS(LIBTOOL,[libtool glibtool],none)
6778                 CF_LIBTOOL_VERSION
6779                 if test -z "$cf_cv_libtool_version" && test "$LIBTOOL" = libtool
6780                 then
6781                         CF_FORGET_TOOL(LIBTOOL)
6782                         AC_CHECK_TOOLS(LIBTOOL,[glibtool],none)
6783                         CF_LIBTOOL_VERSION
6784                 fi
6785         fi
6786         if test -z "$LIBTOOL" ; then
6787                 AC_MSG_ERROR(Cannot find libtool)
6788         fi
6789 ])dnl
6790         LIB_CREATE='${LIBTOOL} --mode=link ${CC} -rpath ${DESTDIR}${libdir} ${LIBTOOL_VERSION} `cut -f1 ${srcdir}/VERSION` ${LIBTOOL_OPTS} ${LT_UNDEF} $(LIBS) -o'
6791         LIB_OBJECT='${OBJECTS:.o=.lo}'
6792         LIB_SUFFIX=.la
6793         LIB_CLEAN='${LIBTOOL} --mode=clean'
6794         LIB_COMPILE='${LIBTOOL} --mode=compile'
6795         LIB_LINK='${LIBTOOL} --mode=link ${CC} ${LIBTOOL_OPTS}'
6796         LIB_INSTALL='${LIBTOOL} --mode=install'
6797         LIB_UNINSTALL='${LIBTOOL} --mode=uninstall'
6798         LIB_PREP=:
6799
6800         CF_CHECK_LIBTOOL_VERSION
6801
6802         # special hack to add -no-undefined (which libtool should do for itself)
6803         LT_UNDEF=
6804         case "$cf_cv_system_name" in #(vi
6805         cygwin*|msys*|mingw32*|uwin*|aix[[4-7]]) #(vi
6806                 LT_UNDEF=-no-undefined
6807                 ;;
6808         esac
6809         AC_SUBST([LT_UNDEF])
6810
6811         # special hack to add --tag option for C++ compiler
6812         case $cf_cv_libtool_version in #(vi
6813         1.[[5-9]]*|[[2-9]].[[0-9.a-z]]*) #(vi
6814                 LIBTOOL_CXX="$LIBTOOL --tag=CXX"
6815                 LIBTOOL="$LIBTOOL --tag=CC"
6816                 ;;
6817         *)
6818                 LIBTOOL_CXX="$LIBTOOL"
6819                 ;;
6820         esac
6821 else
6822         LIBTOOL=""
6823         LIBTOOL_CXX=""
6824 fi
6825
6826 test -z "$LIBTOOL" && ECHO_LT=
6827
6828 AC_SUBST(LIBTOOL)
6829 AC_SUBST(LIBTOOL_CXX)
6830 AC_SUBST(LIBTOOL_OPTS)
6831
6832 AC_SUBST(LIB_CREATE)
6833 AC_SUBST(LIB_OBJECT)
6834 AC_SUBST(LIB_SUFFIX)
6835 AC_SUBST(LIB_PREP)
6836
6837 AC_SUBST(LIB_CLEAN)
6838 AC_SUBST(LIB_COMPILE)
6839 AC_SUBST(LIB_LINK)
6840 AC_SUBST(LIB_INSTALL)
6841 AC_SUBST(LIB_UNINSTALL)
6842
6843 ])dnl
6844 dnl ---------------------------------------------------------------------------
6845 dnl CF_WITH_LIB_PREFIX version: 1 updated: 2012/01/21 19:28:10
6846 dnl ------------------
6847 dnl Allow the library-prefix to be overridden.  OS/2 EMX originally had no
6848 dnl "lib" prefix, e.g., because it used the dll naming convention.
6849 dnl
6850 dnl $1 = variable to set
6851 AC_DEFUN([CF_WITH_LIB_PREFIX],
6852 [
6853 AC_MSG_CHECKING(if you want to have a library-prefix)
6854 AC_ARG_WITH(lib-prefix,
6855         [  --with-lib-prefix       override library-prefix],
6856         [with_lib_prefix=$withval],
6857         [with_lib_prefix=auto])
6858 AC_MSG_RESULT($with_lib_prefix)
6859
6860 if test $with_lib_prefix = auto
6861 then
6862         CF_LIB_PREFIX($1)
6863 elif test $with_lib_prefix = no
6864 then
6865         LIB_PREFIX=
6866 else
6867         LIB_PREFIX=$with_lib_prefix
6868 fi
6869 ])dnl
6870 dnl ---------------------------------------------------------------------------
6871 dnl CF_WITH_PATH version: 11 updated: 2012/09/29 15:04:19
6872 dnl ------------
6873 dnl Wrapper for AC_ARG_WITH to ensure that user supplies a pathname, not just
6874 dnl defaulting to yes/no.
6875 dnl
6876 dnl $1 = option name
6877 dnl $2 = help-text
6878 dnl $3 = environment variable to set
6879 dnl $4 = default value, shown in the help-message, must be a constant
6880 dnl $5 = default value, if it's an expression & cannot be in the help-message
6881 dnl
6882 AC_DEFUN([CF_WITH_PATH],
6883 [AC_ARG_WITH($1,[$2 ](default: ifelse([$4],,empty,[$4])),,
6884 ifelse([$4],,[withval="${$3}"],[withval="${$3:-ifelse([$5],,[$4],[$5])}"]))dnl
6885 if ifelse([$5],,true,[test -n "$5"]) ; then
6886 CF_PATH_SYNTAX(withval)
6887 fi
6888 eval $3="$withval"
6889 AC_SUBST($3)dnl
6890 ])dnl
6891 dnl ---------------------------------------------------------------------------
6892 dnl CF_WITH_PATHLIST version: 9 updated: 2012/10/18 05:05:24
6893 dnl ----------------
6894 dnl Process an option specifying a list of colon-separated paths.
6895 dnl
6896 dnl $1 = option name
6897 dnl $2 = help-text
6898 dnl $3 = environment variable to set
6899 dnl $4 = default value, shown in the help-message, must be a constant
6900 dnl $5 = default value, if it's an expression & cannot be in the help-message
6901 dnl $6 = flag to tell if we want to define or substitute
6902 dnl
6903 AC_DEFUN([CF_WITH_PATHLIST],[
6904 AC_REQUIRE([CF_PATHSEP])
6905 AC_ARG_WITH($1,[$2 ](default: ifelse($4,,empty,$4)),,
6906 ifelse($4,,[withval=${$3}],[withval=${$3:-ifelse($5,,$4,$5)}]))dnl
6907
6908 IFS="${IFS:-    }"; ac_save_ifs="$IFS"; IFS="${PATH_SEPARATOR}"
6909 cf_dst_path=
6910 for cf_src_path in $withval
6911 do
6912   CF_PATH_SYNTAX(cf_src_path)
6913   test -n "$cf_dst_path" && cf_dst_path="${cf_dst_path}$PATH_SEPARATOR"
6914   cf_dst_path="${cf_dst_path}${cf_src_path}"
6915 done
6916 IFS="$ac_save_ifs"
6917
6918 ifelse($6,define,[
6919 # Strip single quotes from the value, e.g., when it was supplied as a literal
6920 # for $4 or $5.
6921 case $cf_dst_path in #(vi
6922 \'*)
6923   cf_dst_path=`echo $cf_dst_path |sed -e s/\'// -e s/\'\$//`
6924   ;;
6925 esac
6926 cf_dst_path=`echo "$cf_dst_path" | sed -e 's/\\\\/\\\\\\\\/g'`
6927 ])
6928
6929 # This may use the prefix/exec_prefix symbols which will only yield "NONE"
6930 # so we have to check/work around.  We do prefer the result of "eval"...
6931 eval cf_dst_eval="$cf_dst_path"
6932 case "x$cf_dst_eval" in #(vi
6933 xNONE*) #(vi
6934         $3=$cf_dst_path
6935         ;;
6936 *)
6937         $3="$cf_dst_eval"
6938         ;;
6939 esac
6940 AC_SUBST($3)dnl
6941
6942 ])dnl
6943 dnl ---------------------------------------------------------------------------
6944 dnl CF_WITH_PKG_CONFIG_LIBDIR version: 2 updated: 2011/12/10 18:58:47
6945 dnl -------------------------
6946 dnl Allow the choice of the pkg-config library directory to be overridden.
6947 AC_DEFUN([CF_WITH_PKG_CONFIG_LIBDIR],[
6948 if test "$PKG_CONFIG" != none ; then
6949         AC_MSG_CHECKING(for $PKG_CONFIG library directory)
6950         AC_ARG_WITH(pkg-config-libdir,
6951                 [  --with-pkg-config-libdir=XXX use given directory for installing pc-files],
6952                 [PKG_CONFIG_LIBDIR=$withval],
6953                 [PKG_CONFIG_LIBDIR=yes])
6954
6955         case x$PKG_CONFIG_LIBDIR in #(vi
6956         x/*) #(vi
6957                 ;;
6958         xyes) #(vi
6959                 # look for the library directory using the same prefix as the executable
6960                 cf_path=`echo "$PKG_CONFIG" | sed -e 's,/[[^/]]*/[[^/]]*$,,'`
6961                 case x`(arch) 2>/dev/null` in #(vi
6962                 *64) #(vi
6963                         for cf_config in $cf_path/share $cf_path/lib64 $cf_path/lib32 $cf_path/lib
6964                         do
6965                                 if test -d $cf_config/pkgconfig
6966                                 then
6967                                         PKG_CONFIG_LIBDIR=$cf_config/pkgconfig
6968                                         break
6969                                 fi
6970                         done
6971                         ;;
6972                 *)
6973                         PKG_CONFIG_LIBDIR=$cf_path/lib/pkgconfig
6974                         ;;
6975                 esac
6976                 ;;
6977         *)
6978                 ;;
6979         esac
6980
6981         AC_MSG_RESULT($PKG_CONFIG_LIBDIR)
6982 fi
6983
6984 AC_SUBST(PKG_CONFIG_LIBDIR)
6985 ])dnl
6986 dnl ---------------------------------------------------------------------------
6987 dnl CF_WITH_PTHREAD version: 6 updated: 2012/10/06 17:41:51
6988 dnl ---------------
6989 dnl Check for POSIX thread library.
6990 AC_DEFUN([CF_WITH_PTHREAD],
6991 [
6992 AC_MSG_CHECKING(if you want to link with the pthread library)
6993 AC_ARG_WITH(pthread,
6994     [  --with-pthread          use POSIX thread library],
6995     [with_pthread=$withval],
6996     [with_pthread=no])
6997 AC_MSG_RESULT($with_pthread)
6998
6999 if test "$with_pthread" != no ; then
7000     AC_CHECK_HEADER(pthread.h,[
7001         AC_DEFINE(HAVE_PTHREADS_H,1,[Define to 1 if we have pthreads.h header])
7002
7003         for cf_lib_pthread in pthread c_r
7004         do
7005             AC_MSG_CHECKING(if we can link with the $cf_lib_pthread library)
7006             cf_save_LIBS="$LIBS"
7007             CF_ADD_LIB($cf_lib_pthread)
7008             AC_TRY_LINK([
7009 #include <pthread.h>
7010 ],[
7011                 int rc = pthread_create(0,0,0,0);
7012                 int r2 = pthread_mutexattr_settype(0, 0);
7013 ],[with_pthread=yes],[with_pthread=no])
7014             LIBS="$cf_save_LIBS"
7015             AC_MSG_RESULT($with_pthread)
7016             test "$with_pthread" = yes && break
7017         done
7018
7019         if test "$with_pthread" = yes ; then
7020             CF_ADD_LIB($cf_lib_pthread)
7021             AC_DEFINE(HAVE_LIBPTHREADS,1,[Define to 1 if we have pthreads library])
7022         else
7023             AC_MSG_ERROR(Cannot link with pthread library)
7024         fi
7025     ])
7026 fi
7027 ])
7028 dnl ---------------------------------------------------------------------------
7029 dnl CF_WITH_REL_VERSION version: 1 updated: 2003/09/20 18:12:49
7030 dnl -------------------
7031 dnl Allow library's release-version to be overridden.  Generally this happens when a
7032 dnl packager has incremented the release-version past that used in the original package,
7033 dnl and wishes to keep doing this.
7034 dnl
7035 dnl $1 is the package name, if any, to derive corresponding {package}_MAJOR
7036 dnl and {package}_MINOR symbols
7037 dnl symbol.
7038 AC_DEFUN([CF_WITH_REL_VERSION],[
7039 test -z "$cf_cv_rel_version" && cf_cv_rel_version=0.0
7040 AC_ARG_WITH(rel-version,
7041 [  --with-rel-version=XXX  override derived release version],
7042 [AC_MSG_WARN(overriding release version $cf_cv_rel_version to $withval)
7043  cf_cv_rel_version=$withval])
7044 ifelse($1,,[
7045  CF_NUMBER_SYNTAX($cf_cv_rel_version,Release version)
7046 ],[
7047  $1_MAJOR=`echo "$cf_cv_rel_version" | sed -e 's/\..*//'`
7048  $1_MINOR=`echo "$cf_cv_rel_version" | sed -e 's/^[[^.]]*//' -e 's/^\.//' -e 's/\..*//'`
7049  CF_NUMBER_SYNTAX([$]$1_MAJOR,Release major-version)
7050  CF_NUMBER_SYNTAX([$]$1_MINOR,Release minor-version)
7051 ])
7052 ])dnl
7053 dnl ---------------------------------------------------------------------------
7054 dnl CF_WITH_SYSMOUSE version: 3 updated: 2012/10/06 17:56:13
7055 dnl ----------------
7056 dnl If we can compile with sysmouse, make it available unless it is not wanted.
7057 AC_DEFUN([CF_WITH_SYSMOUSE],[
7058 # not everyone has "test -c"
7059 if test -c /dev/sysmouse 2>/dev/null ; then
7060 AC_MSG_CHECKING(if you want to use sysmouse)
7061 AC_ARG_WITH(sysmouse,
7062         [  --with-sysmouse         use sysmouse (FreeBSD console)],
7063         [cf_with_sysmouse=$withval],
7064         [cf_with_sysmouse=maybe])
7065         if test "$cf_with_sysmouse" != no ; then
7066         AC_TRY_COMPILE([
7067 #include <osreldate.h>
7068 #if (__FreeBSD_version >= 400017)
7069 #include <sys/consio.h>
7070 #include <sys/fbio.h>
7071 #else
7072 #include <machine/console.h>
7073 #endif
7074 ],[
7075         struct mouse_info the_mouse;
7076         ioctl(0, CONS_MOUSECTL, &the_mouse);
7077 ],[cf_with_sysmouse=yes],[cf_with_sysmouse=no])
7078         fi
7079 AC_MSG_RESULT($cf_with_sysmouse)
7080 test "$cf_with_sysmouse" = yes && AC_DEFINE(USE_SYSMOUSE,1,[Define to 1 if we can/should use the sysmouse interface])
7081 fi
7082 ])dnl
7083 dnl ---------------------------------------------------------------------------
7084 dnl CF_WITH_SYSTYPE version: 1 updated: 2013/01/26 16:26:12
7085 dnl ---------------
7086 dnl For testing, override the derived host system-type which is used to decide
7087 dnl things such as the linker commands used to build shared libraries.  This is
7088 dnl normally chosen automatically based on the type of system which you are
7089 dnl building on.  We use it for testing the configure script.
7090 dnl
7091 dnl This is different from the --host option: it is used only for testing parts
7092 dnl of the configure script which would not be reachable with --host since that
7093 dnl relies on the build environment being real, rather than mocked up.
7094 AC_DEFUN([CF_WITH_SYSTYPE],[
7095 CF_CHECK_CACHE([AC_CANONICAL_SYSTEM])
7096 AC_ARG_WITH(system-type,
7097         [  --with-system-type=XXX  test: override derived host system-type],
7098 [AC_MSG_WARN(overriding system type to $withval)
7099         cf_cv_system_name=$withval
7100         host_os=$withval
7101 ])
7102 ])dnl
7103 dnl ---------------------------------------------------------------------------
7104 dnl CF_WITH_VALGRIND version: 1 updated: 2006/12/14 18:00:21
7105 dnl ----------------
7106 AC_DEFUN([CF_WITH_VALGRIND],[
7107 CF_NO_LEAKS_OPTION(valgrind,
7108         [  --with-valgrind         test: use valgrind],
7109         [USE_VALGRIND])
7110 ])dnl
7111 dnl ---------------------------------------------------------------------------
7112 dnl CF_XOPEN_SOURCE version: 45 updated: 2013/09/07 14:06:25
7113 dnl ---------------
7114 dnl Try to get _XOPEN_SOURCE defined properly that we can use POSIX functions,
7115 dnl or adapt to the vendor's definitions to get equivalent functionality,
7116 dnl without losing the common non-POSIX features.
7117 dnl
7118 dnl Parameters:
7119 dnl     $1 is the nominal value for _XOPEN_SOURCE
7120 dnl     $2 is the nominal value for _POSIX_C_SOURCE
7121 AC_DEFUN([CF_XOPEN_SOURCE],[
7122 AC_REQUIRE([AC_CANONICAL_HOST])
7123
7124 cf_XOPEN_SOURCE=ifelse([$1],,500,[$1])
7125 cf_POSIX_C_SOURCE=ifelse([$2],,199506L,[$2])
7126 cf_xopen_source=
7127
7128 case $host_os in #(vi
7129 aix[[4-7]]*) #(vi
7130         cf_xopen_source="-D_ALL_SOURCE"
7131         ;;
7132 cygwin|msys) #(vi
7133         cf_XOPEN_SOURCE=600
7134         ;;
7135 darwin[[0-8]].*) #(vi
7136         cf_xopen_source="-D_APPLE_C_SOURCE"
7137         ;;
7138 darwin*) #(vi
7139         cf_xopen_source="-D_DARWIN_C_SOURCE"
7140         cf_XOPEN_SOURCE=
7141         ;;
7142 freebsd*|dragonfly*) #(vi
7143         # 5.x headers associate
7144         #       _XOPEN_SOURCE=600 with _POSIX_C_SOURCE=200112L
7145         #       _XOPEN_SOURCE=500 with _POSIX_C_SOURCE=199506L
7146         cf_POSIX_C_SOURCE=200112L
7147         cf_XOPEN_SOURCE=600
7148         cf_xopen_source="-D_BSD_TYPES -D__BSD_VISIBLE -D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
7149         ;;
7150 hpux11*) #(vi
7151         cf_xopen_source="-D_HPUX_SOURCE -D_XOPEN_SOURCE=500"
7152         ;;
7153 hpux*) #(vi
7154         cf_xopen_source="-D_HPUX_SOURCE"
7155         ;;
7156 irix[[56]].*) #(vi
7157         cf_xopen_source="-D_SGI_SOURCE"
7158         cf_XOPEN_SOURCE=
7159         ;;
7160 linux*|gnu*|mint*|k*bsd*-gnu) #(vi
7161         CF_GNU_SOURCE
7162         ;;
7163 mirbsd*) #(vi
7164         # setting _XOPEN_SOURCE or _POSIX_SOURCE breaks <sys/select.h> and other headers which use u_int / u_short types
7165         cf_XOPEN_SOURCE=
7166         CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
7167         ;;
7168 netbsd*) #(vi
7169         cf_xopen_source="-D_NETBSD_SOURCE" # setting _XOPEN_SOURCE breaks IPv6 for lynx on NetBSD 1.6, breaks xterm, is not needed for ncursesw
7170         ;;
7171 openbsd[[4-9]]*) #(vi
7172         # setting _XOPEN_SOURCE lower than 500 breaks g++ compile with wchar.h, needed for ncursesw
7173         cf_xopen_source="-D_BSD_SOURCE"
7174         cf_XOPEN_SOURCE=600
7175         ;;
7176 openbsd*) #(vi
7177         # setting _XOPEN_SOURCE breaks xterm on OpenBSD 2.8, is not needed for ncursesw
7178         ;;
7179 osf[[45]]*) #(vi
7180         cf_xopen_source="-D_OSF_SOURCE"
7181         ;;
7182 nto-qnx*) #(vi
7183         cf_xopen_source="-D_QNX_SOURCE"
7184         ;;
7185 sco*) #(vi
7186         # setting _XOPEN_SOURCE breaks Lynx on SCO Unix / OpenServer
7187         ;;
7188 solaris2.*) #(vi
7189         cf_xopen_source="-D__EXTENSIONS__"
7190         ;;
7191 *)
7192         CF_TRY_XOPEN_SOURCE
7193         CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
7194         ;;
7195 esac
7196
7197 if test -n "$cf_xopen_source" ; then
7198         CF_ADD_CFLAGS($cf_xopen_source)
7199 fi
7200
7201 dnl In anything but the default case, we may have system-specific setting
7202 dnl which is still not guaranteed to provide all of the entrypoints that
7203 dnl _XOPEN_SOURCE would yield.
7204 if test -n "$cf_XOPEN_SOURCE" && test -z "$cf_cv_xopen_source" ; then
7205         AC_MSG_CHECKING(if _XOPEN_SOURCE really is set)
7206         AC_TRY_COMPILE([#include <stdlib.h>],[
7207 #ifndef _XOPEN_SOURCE
7208 make an error
7209 #endif],
7210         [cf_XOPEN_SOURCE_set=yes],
7211         [cf_XOPEN_SOURCE_set=no])
7212         AC_MSG_RESULT($cf_XOPEN_SOURCE_set)
7213         if test $cf_XOPEN_SOURCE_set = yes
7214         then
7215                 AC_TRY_COMPILE([#include <stdlib.h>],[
7216 #if (_XOPEN_SOURCE - 0) < $cf_XOPEN_SOURCE
7217 make an error
7218 #endif],
7219                 [cf_XOPEN_SOURCE_set_ok=yes],
7220                 [cf_XOPEN_SOURCE_set_ok=no])
7221                 if test $cf_XOPEN_SOURCE_set_ok = no
7222                 then
7223                         AC_MSG_WARN(_XOPEN_SOURCE is lower than requested)
7224                 fi
7225         else
7226                 CF_TRY_XOPEN_SOURCE
7227         fi
7228 fi
7229 ])