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 1.675 2013/08/17 18:43:56 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: 6 updated: 2010/02/26 19:52:07
  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 $prefix != /usr ; then
 106                         ACPPFLAGS="$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: 3 updated: 2010/07/03 20:58:12
 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 "$4" != "$5" && \
 331 test -d "$4" && \
 332 ifelse([$5],NONE,,[(test $5 = NONE || test "$4" != "$5") &&]) {
 333         test -n "$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($cf_flags)
 674         ;;
 675 *)
 676         AC_MSG_RESULT(ok)
 677         ;;
 678 esac
 679 ])dnl
 680 dnl ---------------------------------------------------------------------------
 681 dnl CF_CFG_DEFAULTS version: 9 updated: 2013/04/13 18:58:32
 682 dnl ---------------
 683 dnl Determine the default configuration into which we'll install ncurses.  This
 684 dnl can be overridden by the user's command-line options.  There's two items to
 685 dnl look for:
 686 dnl     1. the prefix (e.g., /usr)
 687 dnl     2. the header files (e.g., /usr/include/ncurses)
 688 dnl We'll look for a previous installation of ncurses and use the same defaults.
 689 dnl
 690 dnl We don't use AC_PREFIX_DEFAULT, because it gets evaluated too soon, and
 691 dnl we don't use AC_PREFIX_PROGRAM, because we cannot distinguish ncurses's
 692 dnl programs from a vendor's.
 693 AC_DEFUN([CF_CFG_DEFAULTS],
 694 [
 695 AC_MSG_CHECKING(for prefix)
 696 if test "x$prefix" = "xNONE" ; then
 697         case "$cf_cv_system_name" in
 698                 # non-vendor systems don't have a conflict
 699         openbsd*|freebsd*|mirbsd*|linux*|cygwin*|k*bsd*-gnu|mingw*)
 700                 prefix=/usr
 701                 ;;
 702         *)      prefix=$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: 1 updated: 2012/06/16 14:55:39
 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 = INTEL_COMPILER (default) or INTEL_CPLUSPLUS
 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: 29 updated: 2012/06/16 14:55:39
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         for cf_opt in W Wall \
2018                 Wbad-function-cast \
2019                 Wcast-align \
2020                 Wcast-qual \
2021                 Winline \
2022                 Wmissing-declarations \
2023                 Wmissing-prototypes \
2024                 Wnested-externs \
2025                 Wpointer-arith \
2026                 Wshadow \
2027                 Wstrict-prototypes \
2028                 Wundef $cf_warn_CONST $1
2029         do
2030                 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
2031                 if AC_TRY_EVAL(ac_compile); then
2032                         test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
2033                         case $cf_opt in #(vi
2034                         Wcast-qual) #(vi
2035                                 CPPFLAGS="$CPPFLAGS -DXTSTRINGDEFINES"
2036                                 ;;
2037                         Winline) #(vi
2038                                 case $GCC_VERSION in
2039                                 [[34]].*)
2040                                         CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
2041                                         continue;;
2042                                 esac
2043                                 ;;
2044                         Wpointer-arith) #(vi
2045                                 case $GCC_VERSION in
2046                                 [[12]].*)
2047                                         CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
2048                                         continue;;
2049                                 esac
2050                                 ;;
2051                         esac
2052                         EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
2053                 fi
2054         done
2055         CFLAGS="$cf_save_CFLAGS"
2056 fi
2057 rm -rf conftest*
2058
2059 AC_SUBST(EXTRA_CFLAGS)
2060 ])dnl
2061 dnl ---------------------------------------------------------------------------
2062 dnl CF_GETOPT_HEADER version: 5 updated: 2012/10/06 16:39:58
2063 dnl ----------------
2064 dnl Check for getopt's variables which are commonly defined in stdlib.h,
2065 dnl unistd.h or (nonstandard) in getopt.h
2066 AC_DEFUN([CF_GETOPT_HEADER],
2067 [
2068 AC_HAVE_HEADERS(unistd.h getopt.h)
2069 AC_CACHE_CHECK(for header declaring getopt variables,cf_cv_getopt_header,[
2070 cf_cv_getopt_header=none
2071 for cf_header in stdio.h stdlib.h unistd.h getopt.h
2072 do
2073 AC_TRY_COMPILE([
2074 #include <$cf_header>],
2075 [int x = optind; char *y = optarg],
2076 [cf_cv_getopt_header=$cf_header
2077  break])
2078 done
2079 ])
2080 if test $cf_cv_getopt_header != none ; then
2081         AC_DEFINE(HAVE_GETOPT_HEADER,1,[Define to 1 if we need to include getopt.h])
2082 fi
2083 ])dnl
2084 dnl ---------------------------------------------------------------------------
2085 dnl CF_GNAT_GENERICS version: 2 updated: 2011/03/23 20:24:41
2086 dnl ----------------
2087 AC_DEFUN([CF_GNAT_GENERICS],
2088 [
2089 AC_REQUIRE([CF_GNAT_VERSION])
2090
2091 AC_MSG_CHECKING(if GNAT supports generics)
2092 case $cf_gnat_version in #(vi
2093 3.[[1-9]]*|[[4-9]].*) #(vi
2094         cf_gnat_generics=yes
2095         ;;
2096 *)
2097         cf_gnat_generics=no
2098         ;;
2099 esac
2100 AC_MSG_RESULT($cf_gnat_generics)
2101
2102 if test "$cf_gnat_generics" = yes
2103 then
2104         cf_compile_generics=generics
2105         cf_generic_objects="\${GENOBJS}"
2106 else
2107         cf_compile_generics=
2108         cf_generic_objects=
2109 fi
2110
2111 AC_SUBST(cf_compile_generics)
2112 AC_SUBST(cf_generic_objects)
2113 ])dnl
2114 dnl ---------------------------------------------------------------------------
2115 dnl CF_GNAT_PRAGMA_UNREF version: 1 updated: 2010/06/19 15:22:18
2116 dnl --------------------
2117 dnl Check if the gnat pragma "Unreferenced" works.
2118 AC_DEFUN([CF_GNAT_PRAGMA_UNREF],[
2119 AC_CACHE_CHECK(if GNAT pragma Unreferenced works,cf_cv_pragma_unreferenced,[
2120 CF_GNAT_TRY_LINK([procedure conftest;],
2121 [with Text_IO;
2122 with GNAT.OS_Lib;
2123 procedure conftest is
2124    test : Integer;
2125    pragma Unreferenced (test);
2126 begin
2127    test := 1;
2128    Text_IO.Put ("Hello World");
2129    Text_IO.New_Line;
2130    GNAT.OS_Lib.OS_Exit (0);
2131 end conftest;],
2132         [cf_cv_pragma_unreferenced=yes],
2133         [cf_cv_pragma_unreferenced=no])])
2134
2135 # if the pragma is supported, use it (needed in the Trace code).
2136 if test $cf_cv_pragma_unreferenced = yes ; then
2137         PRAGMA_UNREF=TRUE
2138 else
2139         PRAGMA_UNREF=FALSE
2140 fi
2141 AC_SUBST(PRAGMA_UNREF)
2142 ])dnl
2143 dnl ---------------------------------------------------------------------------
2144 dnl CF_GNAT_PROJECTS version: 2 updated: 2011/03/23 20:24:41
2145 dnl ----------------
2146 dnl GNAT projects are configured with ".gpr" project files.
2147 dnl GNAT libraries are a further development, using the project feature.
2148 AC_DEFUN([CF_GNAT_PROJECTS],
2149 [
2150 AC_REQUIRE([CF_GNAT_VERSION])
2151
2152 cf_gnat_libraries=no
2153 cf_gnat_projects=no
2154
2155 AC_MSG_CHECKING(if GNAT supports project files)
2156 case $cf_gnat_version in #(vi
2157 3.[[0-9]]*) #(vi
2158         ;;
2159 *)
2160         case $cf_cv_system_name in #(vi
2161         cygwin*) #(vi
2162                 ;;
2163         *)
2164                 mkdir conftest.src conftest.bin conftest.lib
2165                 cd conftest.src
2166                 rm -rf conftest* *~conftest*
2167                 cat >>library.gpr <<CF_EOF
2168 project Library is
2169   Kind := External ("LIB_KIND");
2170   for Library_Name use "ConfTest";
2171   for Object_Dir use ".";
2172   for Library_ALI_Dir use External("LIBRARY_DIR");
2173   for Library_Version use External ("SONAME");
2174   for Library_Kind use Kind;
2175   for Library_Dir use External("BUILD_DIR");
2176   Source_Dir := External ("SOURCE_DIR");
2177   for Source_Dirs use (Source_Dir);
2178   package Compiler is
2179      for Default_Switches ("Ada") use
2180        ("-g",
2181         "-O2",
2182         "-gnatafno",
2183         "-gnatVa",   -- All validity checks
2184         "-gnatwa");  -- Activate all optional errors
2185   end Compiler;
2186 end Library;
2187 CF_EOF
2188                 cat >>confpackage.ads <<CF_EOF
2189 package ConfPackage is
2190    procedure conftest;
2191 end ConfPackage;
2192 CF_EOF
2193                 cat >>confpackage.adb <<CF_EOF
2194 with Text_IO;
2195 package body ConfPackage is
2196    procedure conftest is
2197    begin
2198       Text_IO.Put ("Hello World");
2199       Text_IO.New_Line;
2200    end conftest;
2201 end ConfPackage;
2202 CF_EOF
2203                 if ( $cf_ada_make $ADAFLAGS \
2204                                 -Plibrary.gpr \
2205                                 -XBUILD_DIR=`cd ../conftest.bin;pwd` \
2206                                 -XLIBRARY_DIR=`cd ../conftest.lib;pwd` \
2207                                 -XSOURCE_DIR=`pwd` \
2208                                 -XSONAME=libConfTest.so.1 \
2209                                 -XLIB_KIND=static 1>&AC_FD_CC 2>&1 ) ; then
2210                         cf_gnat_projects=yes
2211                 fi
2212                 cd ..
2213                 if test -f conftest.lib/confpackage.ali
2214                 then
2215                         cf_gnat_libraries=yes
2216                 fi
2217                 rm -rf conftest* *~conftest*
2218                 ;;
2219         esac
2220         ;;
2221 esac
2222 AC_MSG_RESULT($cf_gnat_projects)
2223
2224 if test $cf_gnat_projects = yes
2225 then
2226         AC_MSG_CHECKING(if GNAT supports libraries)
2227         AC_MSG_RESULT($cf_gnat_libraries)
2228 fi
2229
2230 if test "$cf_gnat_projects" = yes
2231 then
2232         USE_OLD_MAKERULES="#"
2233         USE_GNAT_PROJECTS=""
2234 else
2235         USE_OLD_MAKERULES=""
2236         USE_GNAT_PROJECTS="#"
2237 fi
2238
2239 if test "$cf_gnat_libraries" = yes
2240 then
2241         USE_GNAT_LIBRARIES=""
2242 else
2243         USE_GNAT_LIBRARIES="#"
2244 fi
2245
2246 AC_SUBST(USE_OLD_MAKERULES)
2247 AC_SUBST(USE_GNAT_PROJECTS)
2248 AC_SUBST(USE_GNAT_LIBRARIES)
2249 ])dnl
2250 dnl ---------------------------------------------------------------------------
2251 dnl CF_GNAT_SIGINT version: 1 updated: 2011/03/27 20:07:59
2252 dnl --------------
2253 dnl Check if gnat supports SIGINT, and presumably tasking.  For the latter, it
2254 dnl is noted that gnat may compile a tasking unit even for configurations which
2255 dnl fail at runtime.
2256 AC_DEFUN([CF_GNAT_SIGINT],[
2257 AC_CACHE_CHECK(if GNAT supports SIGINT,cf_cv_gnat_sigint,[
2258 CF_GNAT_TRY_LINK([with Ada.Interrupts.Names;
2259
2260 package ConfTest is
2261
2262    pragma Warnings (Off);  --  the next pragma exists since 3.11p
2263    pragma Unreserve_All_Interrupts;
2264    pragma Warnings (On);
2265
2266    protected Process is
2267       procedure Stop;
2268       function Continue return Boolean;
2269       pragma Attach_Handler (Stop, Ada.Interrupts.Names.SIGINT);
2270    private
2271       Done : Boolean := False;
2272    end Process;
2273
2274 end ConfTest;],
2275 [package body ConfTest is
2276    protected body Process is
2277       procedure Stop is
2278       begin
2279          Done := True;
2280       end Stop;
2281       function Continue return Boolean is
2282       begin
2283          return not Done;
2284       end Continue;
2285    end Process;
2286 end ConfTest;],
2287         [cf_cv_gnat_sigint=yes],
2288         [cf_cv_gnat_sigint=no])])
2289
2290 if test $cf_cv_gnat_sigint = yes ; then
2291         USE_GNAT_SIGINT=""
2292 else
2293         USE_GNAT_SIGINT="#"
2294 fi
2295 AC_SUBST(USE_GNAT_SIGINT)
2296 ])dnl
2297 dnl ---------------------------------------------------------------------------
2298 dnl CF_GNAT_TRY_LINK version: 3 updated: 2011/03/19 14:47:45
2299 dnl ----------------
2300 dnl Verify that a test program compiles/links with GNAT.
2301 dnl $cf_ada_make is set to the program that compiles/links
2302 dnl $ADAFLAGS may be set to the GNAT flags.
2303 dnl
2304 dnl $1 is the text of the spec
2305 dnl $2 is the text of the body
2306 dnl $3 is the shell command to execute if successful
2307 dnl $4 is the shell command to execute if not successful
2308 AC_DEFUN([CF_GNAT_TRY_LINK],
2309 [
2310 rm -rf conftest* *~conftest*
2311 cat >>conftest.ads <<CF_EOF
2312 $1
2313 CF_EOF
2314 cat >>conftest.adb <<CF_EOF
2315 $2
2316 CF_EOF
2317 if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
2318 ifelse($3,,      :,[      $3])
2319 ifelse($4,,,[else
2320    $4])
2321 fi
2322 rm -rf conftest* *~conftest*
2323 ])dnl
2324 dnl ---------------------------------------------------------------------------
2325 dnl CF_GNAT_TRY_RUN version: 5 updated: 2011/03/19 14:47:45
2326 dnl ---------------
2327 dnl Verify that a test program compiles and runs with GNAT
2328 dnl $cf_ada_make is set to the program that compiles/links
2329 dnl $ADAFLAGS may be set to the GNAT flags.
2330 dnl
2331 dnl $1 is the text of the spec
2332 dnl $2 is the text of the body
2333 dnl $3 is the shell command to execute if successful
2334 dnl $4 is the shell command to execute if not successful
2335 AC_DEFUN([CF_GNAT_TRY_RUN],
2336 [
2337 rm -rf conftest* *~conftest*
2338 cat >>conftest.ads <<CF_EOF
2339 $1
2340 CF_EOF
2341 cat >>conftest.adb <<CF_EOF
2342 $2
2343 CF_EOF
2344 if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
2345    if ( ./conftest 1>&AC_FD_CC 2>&1 ) ; then
2346 ifelse($3,,      :,[      $3])
2347 ifelse($4,,,[   else
2348       $4])
2349    fi
2350 ifelse($4,,,[else
2351    $4])
2352 fi
2353 rm -rf conftest* *~conftest*
2354 ])dnl
2355 dnl ---------------------------------------------------------------------------
2356 dnl CF_GNAT_VERSION version: 18 updated: 2012/01/21 19:28:10
2357 dnl ---------------
2358 dnl Verify version of GNAT.
2359 AC_DEFUN([CF_GNAT_VERSION],
2360 [
2361 AC_MSG_CHECKING(for gnat version)
2362 cf_gnat_version=`${cf_ada_make:-gnatmake} -v 2>&1 | \
2363         grep '[[0-9]].[[0-9]][[0-9]]*' |\
2364     sed -e '2,$d' -e 's/[[^0-9 \.]]//g' -e 's/^[[ ]]*//' -e 's/ .*//'`
2365 AC_MSG_RESULT($cf_gnat_version)
2366
2367 case $cf_gnat_version in #(vi
2368 3.1[[1-9]]*|3.[[2-9]]*|[[4-9]].*|20[[0-9]][[0-9]]) #(vi
2369         cf_cv_prog_gnat_correct=yes
2370         ;;
2371 *)
2372         AC_MSG_WARN(Unsupported GNAT version $cf_gnat_version. We require 3.11 or better. Disabling Ada95 binding.)
2373         cf_cv_prog_gnat_correct=no
2374         ;;
2375 esac
2376 ])
2377 dnl ---------------------------------------------------------------------------
2378 dnl CF_GNU_SOURCE version: 6 updated: 2005/07/09 13:23:07
2379 dnl -------------
2380 dnl Check if we must define _GNU_SOURCE to get a reasonable value for
2381 dnl _XOPEN_SOURCE, upon which many POSIX definitions depend.  This is a defect
2382 dnl (or misfeature) of glibc2, which breaks portability of many applications,
2383 dnl since it is interwoven with GNU extensions.
2384 dnl
2385 dnl Well, yes we could work around it...
2386 AC_DEFUN([CF_GNU_SOURCE],
2387 [
2388 AC_CACHE_CHECK(if we must define _GNU_SOURCE,cf_cv_gnu_source,[
2389 AC_TRY_COMPILE([#include <sys/types.h>],[
2390 #ifndef _XOPEN_SOURCE
2391 make an error
2392 #endif],
2393         [cf_cv_gnu_source=no],
2394         [cf_save="$CPPFLAGS"
2395          CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
2396          AC_TRY_COMPILE([#include <sys/types.h>],[
2397 #ifdef _XOPEN_SOURCE
2398 make an error
2399 #endif],
2400         [cf_cv_gnu_source=no],
2401         [cf_cv_gnu_source=yes])
2402         CPPFLAGS="$cf_save"
2403         ])
2404 ])
2405 test "$cf_cv_gnu_source" = yes && CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
2406 ])dnl
2407 dnl ---------------------------------------------------------------------------
2408 dnl CF_GPP_LIBRARY version: 11 updated: 2012/10/06 17:56:13
2409 dnl --------------
2410 dnl If we're trying to use g++, test if libg++ is installed (a rather common
2411 dnl problem :-).  If we have the compiler but no library, we'll be able to
2412 dnl configure, but won't be able to build the c++ demo program.
2413 AC_DEFUN([CF_GPP_LIBRARY],
2414 [
2415 cf_cxx_library=unknown
2416 case $cf_cv_system_name in #(vi
2417 os2*) #(vi
2418         cf_gpp_libname=gpp
2419         ;;
2420 *)
2421         cf_gpp_libname=g++
2422         ;;
2423 esac
2424 if test "$GXX" = yes; then
2425         AC_MSG_CHECKING([for lib$cf_gpp_libname])
2426         cf_save="$LIBS"
2427         CF_ADD_LIB($cf_gpp_libname)
2428         AC_TRY_LINK([
2429 #include <$cf_gpp_libname/builtin.h>
2430         ],
2431         [two_arg_error_handler_t foo2 = lib_error_handler],
2432         [cf_cxx_library=yes
2433          CF_ADD_LIB($cf_gpp_libname,CXXLIBS)
2434          if test "$cf_gpp_libname" = cpp ; then
2435             AC_DEFINE(HAVE_GPP_BUILTIN_H,1,[Define to 1 if we have gpp builtin.h])
2436          else
2437             AC_DEFINE(HAVE_GXX_BUILTIN_H,1,[Define to 1 if we have g++ builtin.h])
2438          fi],
2439         [AC_TRY_LINK([
2440 #include <builtin.h>
2441         ],
2442         [two_arg_error_handler_t foo2 = lib_error_handler],
2443         [cf_cxx_library=yes
2444          CF_ADD_LIB($cf_gpp_libname,CXXLIBS)
2445          AC_DEFINE(HAVE_BUILTIN_H,1,[Define to 1 if we have builtin.h])],
2446         [cf_cxx_library=no])])
2447         LIBS="$cf_save"
2448         AC_MSG_RESULT($cf_cxx_library)
2449 fi
2450 ])dnl
2451 dnl ---------------------------------------------------------------------------
2452 dnl CF_GXX_VERSION version: 7 updated: 2012/06/16 14:55:39
2453 dnl --------------
2454 dnl Check for version of g++
2455 AC_DEFUN([CF_GXX_VERSION],[
2456 AC_REQUIRE([AC_PROG_CPP])
2457 GXX_VERSION=none
2458 if test "$GXX" = yes; then
2459         AC_MSG_CHECKING(version of ${CXX:-g++})
2460         GXX_VERSION="`${CXX:-g++} --version| sed -e '2,$d' -e 's/^.*(GCC) //' -e 's/^[[^0-9.]]*//' -e 's/[[^0-9.]].*//'`"
2461         test -z "$GXX_VERSION" && GXX_VERSION=unknown
2462         AC_MSG_RESULT($GXX_VERSION)
2463 fi
2464 ])dnl
2465 dnl ---------------------------------------------------------------------------
2466 dnl CF_GXX_WARNINGS version: 7 updated: 2012/06/16 14:55:39
2467 dnl ---------------
2468 dnl Check if the compiler supports useful warning options.
2469 dnl
2470 dnl Most of gcc's options apply to g++, except:
2471 dnl     -Wbad-function-cast
2472 dnl     -Wmissing-declarations
2473 dnl     -Wnested-externs
2474 dnl
2475 dnl Omit a few (for now):
2476 dnl     -Winline
2477 dnl
2478 dnl Parameter:
2479 dnl     $1 is an optional list of g++ warning flags that a particular
2480 dnl             application might want to use, e.g., "no-unused" for
2481 dnl             -Wno-unused
2482 dnl Special:
2483 dnl     If $with_ext_const is "yes", add a check for -Wwrite-strings
2484 dnl
2485 AC_DEFUN([CF_GXX_WARNINGS],
2486 [
2487
2488 CF_INTEL_COMPILER(GXX,INTEL_CPLUSPLUS,CXXFLAGS)
2489 CF_CLANG_COMPILER(GXX,CLANG_CPLUSPLUS,CXXFLAGS)
2490
2491 AC_REQUIRE([CF_GXX_VERSION])
2492
2493 AC_LANG_SAVE
2494 AC_LANG_CPLUSPLUS
2495
2496 cat > conftest.$ac_ext <<EOF
2497 #line __oline__ "configure"
2498 int main(int argc, char *argv[[]]) { return (argv[[argc-1]] == 0) ; }
2499 EOF
2500
2501 if test "$INTEL_CPLUSPLUS" = yes
2502 then
2503 # The "-wdXXX" options suppress warnings:
2504 # remark #1419: external declaration in primary source file
2505 # remark #1682: implicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
2506 # remark #1683: explicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
2507 # remark #1684: conversion from pointer to same-sized integral type (potential portability problem)
2508 # remark #193: zero used for undefined preprocessing identifier
2509 # remark #593: variable "curs_sb_left_arrow" was set but never used
2510 # remark #810: conversion from "int" to "Dimension={unsigned short}" may lose significant bits
2511 # remark #869: parameter "tw" was never referenced
2512 # remark #981: operands are evaluated in unspecified order
2513 # warning #269: invalid format string conversion
2514
2515         AC_CHECKING([for $CC warning options])
2516         cf_save_CXXFLAGS="$CXXFLAGS"
2517         EXTRA_CXXFLAGS="-Wall"
2518         for cf_opt in \
2519                 wd1419 \
2520                 wd1682 \
2521                 wd1683 \
2522                 wd1684 \
2523                 wd193 \
2524                 wd279 \
2525                 wd593 \
2526                 wd810 \
2527                 wd869 \
2528                 wd981
2529         do
2530                 CXXFLAGS="$cf_save_CXXFLAGS $EXTRA_CXXFLAGS -$cf_opt"
2531                 if AC_TRY_EVAL(ac_compile); then
2532                         test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
2533                         EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS -$cf_opt"
2534                 fi
2535         done
2536         CXXFLAGS="$cf_save_CXXFLAGS"
2537
2538 elif test "$GXX" = yes
2539 then
2540         AC_CHECKING([for $CXX warning options])
2541         cf_save_CXXFLAGS="$CXXFLAGS"
2542         EXTRA_CXXFLAGS="-W -Wall"
2543         cf_gxx_extra_warnings=""
2544         test "$with_ext_const" = yes && cf_gxx_extra_warnings="Wwrite-strings"
2545         case "$GCC_VERSION" in
2546         [[1-2]].*)
2547                 ;;
2548         *)
2549                 cf_gxx_extra_warnings="$cf_gxx_extra_warnings Weffc++"
2550                 ;;
2551         esac
2552         for cf_opt in \
2553                 Wabi \
2554                 fabi-version=0 \
2555                 Woverloaded-virtual \
2556                 Wsign-promo \
2557                 Wsynth \
2558                 Wold-style-cast \
2559                 Wcast-align \
2560                 Wcast-qual \
2561                 Wmissing-prototypes \
2562                 Wpointer-arith \
2563                 Wshadow \
2564                 Wstrict-prototypes \
2565                 Wundef $cf_gxx_extra_warnings $1
2566         do
2567                 CXXFLAGS="$cf_save_CXXFLAGS $EXTRA_CXXFLAGS -Werror -$cf_opt"
2568                 if AC_TRY_EVAL(ac_compile); then
2569                         test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
2570                         EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS -$cf_opt"
2571                 else
2572                         test -n "$verbose" && AC_MSG_RESULT(... no -$cf_opt)
2573                 fi
2574         done
2575         CXXFLAGS="$cf_save_CXXFLAGS"
2576 fi
2577
2578 rm -rf conftest*
2579 AC_LANG_RESTORE
2580 AC_SUBST(EXTRA_CXXFLAGS)
2581 ])dnl
2582 dnl ---------------------------------------------------------------------------
2583 dnl CF_HASHED_DB version: 4 updated: 2010/05/29 16:31:02
2584 dnl ------------
2585 dnl Look for an instance of the Berkeley hashed database.
2586 dnl
2587 dnl $1 = optional parameter, to specify install-prefix for the database.
2588 AC_DEFUN([CF_HASHED_DB],
2589 [
2590 ifelse([$1],,,[
2591 case $1 in #(vi
2592 yes|*able*) #(vi
2593     ;;
2594 *)
2595     if test -d "$1" ; then
2596         CF_ADD_INCDIR($1/include)
2597         CF_ADD_LIBDIR($1/lib)
2598     fi
2599 esac
2600 ])
2601 AC_CHECK_HEADER(db.h,[
2602 CF_HASHED_DB_VERSION
2603 if test "$cf_cv_hashed_db_version" = unknown ; then
2604         AC_MSG_ERROR(Cannot determine version of db)
2605 else
2606         CF_HASHED_DB_LIBS
2607         if test "$cf_cv_hashed_db_libs" = unknown ; then
2608                 AC_MSG_ERROR(Cannot determine library for db)
2609         elif test "$cf_cv_hashed_db_libs" != default ; then
2610                 CF_ADD_LIB($cf_cv_hashed_db_libs)
2611         fi
2612 fi
2613 ],[
2614         AC_MSG_ERROR(Cannot find db.h)
2615 ])
2616 ])dnl
2617 dnl ---------------------------------------------------------------------------
2618 dnl CF_HASHED_DB_LIBS version: 9 updated: 2010/05/29 16:31:02
2619 dnl -----------------
2620 dnl Given that we have the header and version for hashed database, find the
2621 dnl library information.
2622 AC_DEFUN([CF_HASHED_DB_LIBS],
2623 [
2624 AC_CACHE_CHECK(for db libraries, cf_cv_hashed_db_libs,[
2625 cf_cv_hashed_db_libs=unknown
2626 for cf_db_libs in "" db$cf_cv_hashed_db_version db-$cf_cv_hashed_db_version db ''
2627 do
2628         cf_save_libs="$LIBS"
2629         if test -n "$cf_db_libs"; then
2630                 CF_ADD_LIB($cf_db_libs)
2631         fi
2632         CF_MSG_LOG(checking for library "$cf_db_libs")
2633         AC_TRY_LINK([
2634 $ac_includes_default
2635 #include <db.h>
2636 ],[
2637         char *path = "/tmp/foo";
2638 #ifdef DB_VERSION_MAJOR
2639 #if DB_VERSION_MAJOR >= 4
2640         DB *result = 0;
2641         db_create(&result, NULL, 0);
2642         result->open(result,
2643                 NULL,
2644                 path,
2645                 path,
2646                 DB_HASH,
2647                 DB_CREATE,
2648                 0644);
2649 #elif DB_VERSION_MAJOR >= 3
2650         DB *result = 0;
2651         db_create(&result, NULL, 0);
2652         result->open(result,
2653                 path,
2654                 path,
2655                 DB_HASH,
2656                 DB_CREATE,
2657                 0644);
2658 #elif DB_VERSION_MAJOR >= 2
2659         DB *result = 0;
2660         db_open(path,
2661                 DB_HASH,
2662                 DB_CREATE,
2663                 0644,
2664                 (DB_ENV *) 0,
2665                 (DB_INFO *) 0,
2666                 &result);
2667 #endif /* DB_VERSION_MAJOR */
2668 #else
2669         DB *result = dbopen(path,
2670                      2,
2671                      0644,
2672                      DB_HASH,
2673                      0);
2674 #endif
2675         ${cf_cv_main_return:-return}(result != 0)
2676 ],[
2677         if test -n "$cf_db_libs" ; then
2678                 cf_cv_hashed_db_libs=$cf_db_libs
2679         else
2680                 cf_cv_hashed_db_libs=default
2681         fi
2682         LIBS="$cf_save_libs"
2683         break
2684 ])
2685         LIBS="$cf_save_libs"
2686 done
2687 ])
2688 ])dnl
2689 dnl ---------------------------------------------------------------------------
2690 dnl CF_HASHED_DB_VERSION version: 3 updated: 2007/12/01 15:01:37
2691 dnl --------------------
2692 dnl Given that we have the header file for hashed database, find the version
2693 dnl information.
2694 AC_DEFUN([CF_HASHED_DB_VERSION],
2695 [
2696 AC_CACHE_CHECK(for version of db, cf_cv_hashed_db_version,[
2697 cf_cv_hashed_db_version=unknown
2698
2699 for cf_db_version in 1 2 3 4 5
2700 do
2701         CF_MSG_LOG(checking for db version $cf_db_version)
2702         AC_TRY_COMPILE([
2703 $ac_includes_default
2704 #include <db.h>
2705
2706 #ifdef DB_VERSION_MAJOR
2707         /* db2 (DB_VERSION_MAJOR=2) has also DB_VERSION_MINOR, tested with 7 */
2708 #if $cf_db_version == DB_VERSION_MAJOR
2709         /* ok */
2710 #else
2711         make an error
2712 #endif
2713 #else
2714 #if $cf_db_version == 1
2715         /* ok: assuming this is DB 1.8.5 */
2716 #else
2717         make an error
2718 #endif
2719 #endif
2720 ],[DBT *foo = 0],[
2721         cf_cv_hashed_db_version=$cf_db_version
2722         break
2723         ])
2724 done
2725 ])
2726 ])dnl
2727 dnl ---------------------------------------------------------------------------
2728 dnl CF_HEADER_PATH version: 12 updated: 2010/05/05 05:22:40
2729 dnl --------------
2730 dnl Construct a search-list of directories for a nonstandard header-file
2731 dnl
2732 dnl Parameters
2733 dnl     $1 = the variable to return as result
2734 dnl     $2 = the package name
2735 AC_DEFUN([CF_HEADER_PATH],
2736 [
2737 $1=
2738
2739 # collect the current set of include-directories from compiler flags
2740 cf_header_path_list=""
2741 if test -n "${CFLAGS}${CPPFLAGS}" ; then
2742         for cf_header_path in $CPPFLAGS $CFLAGS
2743         do
2744                 case $cf_header_path in #(vi
2745                 -I*)
2746                         cf_header_path=`echo ".$cf_header_path" |sed -e 's/^...//' -e 's,/include$,,'`
2747                         CF_ADD_SUBDIR_PATH($1,$2,include,$cf_header_path,NONE)
2748                         cf_header_path_list="$cf_header_path_list [$]$1"
2749                         ;;
2750                 esac
2751         done
2752 fi
2753
2754 # add the variations for the package we are looking for
2755 CF_SUBDIR_PATH($1,$2,include)
2756
2757 test "$includedir" != NONE && \
2758 test "$includedir" != "/usr/include" && \
2759 test -d "$includedir" && {
2760         test -d $includedir &&    $1="[$]$1 $includedir"
2761         test -d $includedir/$2 && $1="[$]$1 $includedir/$2"
2762 }
2763
2764 test "$oldincludedir" != NONE && \
2765 test "$oldincludedir" != "/usr/include" && \
2766 test -d "$oldincludedir" && {
2767         test -d $oldincludedir    && $1="[$]$1 $oldincludedir"
2768         test -d $oldincludedir/$2 && $1="[$]$1 $oldincludedir/$2"
2769 }
2770
2771 $1="[$]$1 $cf_header_path_list"
2772 ])dnl
2773 dnl ---------------------------------------------------------------------------
2774 dnl CF_HELP_MESSAGE version: 3 updated: 1998/01/14 10:56:23
2775 dnl ---------------
2776 dnl Insert text into the help-message, for readability, from AC_ARG_WITH.
2777 AC_DEFUN([CF_HELP_MESSAGE],
2778 [AC_DIVERT_HELP([$1])dnl
2779 ])dnl
2780 dnl ---------------------------------------------------------------------------
2781 dnl CF_INCLUDE_DIRS version: 7 updated: 2012/11/10 19:15:05
2782 dnl ---------------
2783 dnl Construct the list of include-options according to whether we're building
2784 dnl in the source directory or using '--srcdir=DIR' option.  If we're building
2785 dnl with gcc, don't append the includedir if it happens to be /usr/include,
2786 dnl since that usually breaks gcc's shadow-includes.
2787 AC_DEFUN([CF_INCLUDE_DIRS],
2788 [
2789 if test "$GCC" != yes; then
2790         CPPFLAGS="-I\${includedir} $CPPFLAGS"
2791 elif test "$includedir" != "/usr/include"; then
2792         if test "$includedir" = '${prefix}/include' ; then
2793                 if test $prefix != /usr ; then
2794                         CPPFLAGS="-I\${includedir} $CPPFLAGS"
2795                 fi
2796         else
2797                 CPPFLAGS="-I\${includedir} $CPPFLAGS"
2798         fi
2799 fi
2800 if test "$srcdir" != "."; then
2801         CPPFLAGS="-I\${srcdir}/../include $CPPFLAGS"
2802 fi
2803 CPPFLAGS="-I. -I../include $CPPFLAGS"
2804 AC_SUBST(CPPFLAGS)
2805 ])dnl
2806 dnl ---------------------------------------------------------------------------
2807 dnl CF_INTEL_COMPILER version: 5 updated: 2013/02/10 10:41:05
2808 dnl -----------------
2809 dnl Check if the given compiler is really the Intel compiler for Linux.  It
2810 dnl tries to imitate gcc, but does not return an error when it finds a mismatch
2811 dnl between prototypes, e.g., as exercised by CF_MISSING_CHECK.
2812 dnl
2813 dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to
2814 dnl ensure that it is not mistaken for gcc/g++.  It is normally invoked from
2815 dnl the wrappers for gcc and g++ warnings.
2816 dnl
2817 dnl $1 = GCC (default) or GXX
2818 dnl $2 = INTEL_COMPILER (default) or INTEL_CPLUSPLUS
2819 dnl $3 = CFLAGS (default) or CXXFLAGS
2820 AC_DEFUN([CF_INTEL_COMPILER],[
2821 AC_REQUIRE([AC_CANONICAL_HOST])
2822 ifelse([$2],,INTEL_COMPILER,[$2])=no
2823
2824 if test "$ifelse([$1],,[$1],GCC)" = yes ; then
2825         case $host_os in
2826         linux*|gnu*)
2827                 AC_MSG_CHECKING(if this is really Intel ifelse([$1],GXX,C++,C) compiler)
2828                 cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])"
2829                 ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -no-gcc"
2830                 AC_TRY_COMPILE([],[
2831 #ifdef __INTEL_COMPILER
2832 #else
2833 make an error
2834 #endif
2835 ],[ifelse([$2],,INTEL_COMPILER,[$2])=yes
2836 cf_save_CFLAGS="$cf_save_CFLAGS -we147 -no-gcc"
2837 ],[])
2838                 ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS"
2839                 AC_MSG_RESULT($ifelse([$2],,INTEL_COMPILER,[$2]))
2840                 ;;
2841         esac
2842 fi
2843 ])dnl
2844 dnl ---------------------------------------------------------------------------
2845 dnl CF_ISASCII version: 4 updated: 2012/10/06 17:56:13
2846 dnl ----------
2847 dnl Check if we have either a function or macro for 'isascii()'.
2848 AC_DEFUN([CF_ISASCII],
2849 [
2850 AC_MSG_CHECKING(for isascii)
2851 AC_CACHE_VAL(cf_cv_have_isascii,[
2852         AC_TRY_LINK([#include <ctype.h>],[int x = isascii(' ')],
2853         [cf_cv_have_isascii=yes],
2854         [cf_cv_have_isascii=no])
2855 ])dnl
2856 AC_MSG_RESULT($cf_cv_have_isascii)
2857 test "$cf_cv_have_isascii" = yes && AC_DEFINE(HAVE_ISASCII,1,[Define to 1 if we have isascii()])
2858 ])dnl
2859 dnl ---------------------------------------------------------------------------
2860 dnl CF_LARGEFILE version: 8 updated: 2012/10/06 08:57:51
2861 dnl ------------
2862 dnl Add checks for large file support.
2863 AC_DEFUN([CF_LARGEFILE],[
2864 ifdef([AC_FUNC_FSEEKO],[
2865     AC_SYS_LARGEFILE
2866     if test "$enable_largefile" != no ; then
2867         AC_FUNC_FSEEKO
2868
2869         # Normally we would collect these definitions in the config.h,
2870         # but (like _XOPEN_SOURCE), some environments rely on having these
2871         # defined before any of the system headers are included.  Another
2872         # case comes up with C++, e.g., on AIX the compiler compiles the
2873         # header files by themselves before looking at the body files it is
2874         # told to compile.  For ncurses, those header files do not include
2875         # the config.h
2876         test "$ac_cv_sys_large_files"      != no && CPPFLAGS="$CPPFLAGS -D_LARGE_FILES "
2877         test "$ac_cv_sys_largefile_source" != no && CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE "
2878         test "$ac_cv_sys_file_offset_bits" != no && CPPFLAGS="$CPPFLAGS -D_FILE_OFFSET_BITS=$ac_cv_sys_file_offset_bits "
2879
2880         AC_CACHE_CHECK(whether to use struct dirent64, cf_cv_struct_dirent64,[
2881                 AC_TRY_COMPILE([
2882 #include <sys/types.h>
2883 #include <dirent.h>
2884                 ],[
2885                 /* if transitional largefile support is setup, this is true */
2886                 extern struct dirent64 * readdir(DIR *);
2887                 struct dirent64 *x = readdir((DIR *)0);
2888                 struct dirent *y = readdir((DIR *)0);
2889                 int z = x - y;
2890                 ],
2891                 [cf_cv_struct_dirent64=yes],
2892                 [cf_cv_struct_dirent64=no])
2893         ])
2894         test "$cf_cv_struct_dirent64" = yes && AC_DEFINE(HAVE_STRUCT_DIRENT64,1,[Define to 1 if we have struct dirent64])
2895     fi
2896 ])
2897 ])
2898 dnl ---------------------------------------------------------------------------
2899 dnl CF_LDFLAGS_STATIC version: 10 updated: 2011/09/24 12:51:48
2900 dnl -----------------
2901 dnl Check for compiler/linker flags used to temporarily force usage of static
2902 dnl libraries.  This depends on the compiler and platform.  Use this to help
2903 dnl ensure that the linker picks up a given library based on its position in
2904 dnl the list of linker options and libraries.
2905 AC_DEFUN([CF_LDFLAGS_STATIC],[
2906
2907 if test "$GCC" = yes ; then
2908         case $cf_cv_system_name in #(
2909         OS/2*|os2*|aix[[4]]*|solaris2.1[[0-9]]|darwin*)         #( vi
2910                 LDFLAGS_STATIC=
2911                 LDFLAGS_SHARED=
2912                 ;;
2913     *)  #( normally, except when broken
2914         LDFLAGS_STATIC=-static
2915         LDFLAGS_SHARED=-dynamic
2916         ;;
2917     esac
2918 else
2919         case $cf_cv_system_name in #(
2920         aix[[4-7]]*)    #( from ld manpage
2921                 LDFLAGS_STATIC=-bstatic
2922                 LDFLAGS_SHARED=-bdynamic
2923                 ;;
2924         hpux*)          #( from ld manpage for hpux10.20, hpux11.11
2925                 # We could also use just "archive" and "shared".
2926                 LDFLAGS_STATIC=-Wl,-a,archive_shared
2927                 LDFLAGS_SHARED=-Wl,-a,shared_archive
2928                 ;;
2929         irix*)          #( from ld manpage IRIX64
2930                 LDFLAGS_STATIC=-Bstatic
2931                 LDFLAGS_SHARED=-Bdynamic
2932                 ;;
2933         osf[[45]]*)     #( from ld manpage osf4.0d, osf5.1
2934                 # alternative "-oldstyle_liblookup" (not in cc manpage)
2935                 LDFLAGS_STATIC=-noso
2936                 LDFLAGS_SHARED=-so_archive
2937                 ;;
2938         solaris2*)
2939                 LDFLAGS_STATIC=-Bstatic
2940                 LDFLAGS_SHARED=-Bdynamic
2941                 ;;
2942         esac
2943 fi
2944
2945 if test -n "$LDFLAGS_STATIC" && test -n "$LDFLAGS_SHARED"
2946 then
2947         AC_MSG_CHECKING(if linker supports switching between static/dynamic)
2948
2949         rm -f libconftest.a
2950         cat >conftest.$ac_ext <<EOF
2951 #line __oline__ "configure"
2952 #include <stdio.h>
2953 int cf_ldflags_static(FILE *fp) { return fflush(fp); }
2954 EOF
2955         if AC_TRY_EVAL(ac_compile) ; then
2956                 ( $AR $ARFLAGS libconftest.a conftest.o ) 2>&AC_FD_CC 1>/dev/null
2957                 ( eval $RANLIB libconftest.a ) 2>&AC_FD_CC >/dev/null
2958         fi
2959         rm -f conftest.*
2960
2961         cf_save_LIBS="$LIBS"
2962
2963         LIBS="$LDFLAGS_STATIC -L`pwd` -lconftest $LDFLAGS_DYNAMIC $LIBS"
2964         AC_TRY_LINK([
2965 #line __oline__ "configure"
2966 #include <stdio.h>
2967 int cf_ldflags_static(FILE *fp);
2968 ],[
2969         return cf_ldflags_static(stdin);
2970 ],[
2971         # some linkers simply ignore the -dynamic
2972         case x`file conftest$ac_exeext 2>/dev/null` in #(vi
2973         *static*) # (vi
2974                 cf_ldflags_static=no
2975                 ;;
2976         *)
2977                 cf_ldflags_static=yes
2978                 ;;
2979         esac
2980 ],[cf_ldflags_static=no])
2981
2982         rm -f libconftest.*
2983         LIBS="$cf_save_LIBS"
2984
2985         AC_MSG_RESULT($cf_ldflags_static)
2986
2987         if test $cf_ldflags_static != yes
2988         then
2989                 LDFLAGS_STATIC=
2990                 LDFLAGS_SHARED=
2991         fi
2992 else
2993         LDFLAGS_STATIC=
2994         LDFLAGS_SHARED=
2995 fi
2996
2997 AC_SUBST(LDFLAGS_STATIC)
2998 AC_SUBST(LDFLAGS_SHARED)
2999 ])
3000 dnl ---------------------------------------------------------------------------
3001 dnl CF_LD_RPATH_OPT version: 5 updated: 2011/07/17 14:48:41
3002 dnl ---------------
3003 dnl For the given system and compiler, find the compiler flags to pass to the
3004 dnl loader to use the "rpath" feature.
3005 AC_DEFUN([CF_LD_RPATH_OPT],
3006 [
3007 AC_REQUIRE([CF_CHECK_CACHE])
3008
3009 LD_RPATH_OPT=
3010 AC_MSG_CHECKING(for an rpath option)
3011 case $cf_cv_system_name in #(vi
3012 irix*) #(vi
3013         if test "$GCC" = yes; then
3014                 LD_RPATH_OPT="-Wl,-rpath,"
3015         else
3016                 LD_RPATH_OPT="-rpath "
3017         fi
3018         ;;
3019 linux*|gnu*|k*bsd*-gnu) #(vi
3020         LD_RPATH_OPT="-Wl,-rpath,"
3021         ;;
3022 openbsd[[2-9]].*|mirbsd*) #(vi
3023         LD_RPATH_OPT="-Wl,-rpath,"
3024         ;;
3025 dragonfly*|freebsd*) #(vi
3026         LD_RPATH_OPT="-rpath "
3027         ;;
3028 netbsd*) #(vi
3029         LD_RPATH_OPT="-Wl,-rpath,"
3030         ;;
3031 osf*|mls+*) #(vi
3032         LD_RPATH_OPT="-rpath "
3033         ;;
3034 solaris2*) #(vi
3035         LD_RPATH_OPT="-R"
3036         ;;
3037 *)
3038         ;;
3039 esac
3040 AC_MSG_RESULT($LD_RPATH_OPT)
3041
3042 case "x$LD_RPATH_OPT" in #(vi
3043 x-R*)
3044         AC_MSG_CHECKING(if we need a space after rpath option)
3045         cf_save_LIBS="$LIBS"
3046         CF_ADD_LIBS(${LD_RPATH_OPT}$libdir)
3047         AC_TRY_LINK(, , cf_rpath_space=no, cf_rpath_space=yes)
3048         LIBS="$cf_save_LIBS"
3049         AC_MSG_RESULT($cf_rpath_space)
3050         test "$cf_rpath_space" = yes && LD_RPATH_OPT="$LD_RPATH_OPT "
3051         ;;
3052 esac
3053 ])dnl
3054 dnl ---------------------------------------------------------------------------
3055 dnl CF_LIBRARY_PATH version: 9 updated: 2010/03/28 12:52:50
3056 dnl ---------------
3057 dnl Construct a search-list of directories for a nonstandard library-file
3058 dnl
3059 dnl Parameters
3060 dnl     $1 = the variable to return as result
3061 dnl     $2 = the package name
3062 AC_DEFUN([CF_LIBRARY_PATH],
3063 [
3064 $1=
3065 cf_library_path_list=""
3066 if test -n "${LDFLAGS}${LIBS}" ; then
3067         for cf_library_path in $LDFLAGS $LIBS
3068         do
3069                 case $cf_library_path in #(vi
3070                 -L*)
3071                         cf_library_path=`echo ".$cf_library_path" |sed -e 's/^...//' -e 's,/lib$,,'`
3072                         CF_ADD_SUBDIR_PATH($1,$2,lib,$cf_library_path,NONE)
3073                         cf_library_path_list="$cf_library_path_list [$]$1"
3074                         ;;
3075                 esac
3076         done
3077 fi
3078
3079 CF_SUBDIR_PATH($1,$2,lib)
3080
3081 $1="$cf_library_path_list [$]$1"
3082 ])dnl
3083 dnl ---------------------------------------------------------------------------
3084 dnl CF_LIBTOOL_VERSION version: 1 updated: 2013/04/06 18:03:09
3085 dnl ------------------
3086 AC_DEFUN([CF_LIBTOOL_VERSION],[
3087 if test -n "$LIBTOOL" && test "$LIBTOOL" != none
3088 then
3089         cf_cv_libtool_version=`$LIBTOOL --version 2>&1 | sed -e '/^$/d' |sed -e '2,$d' -e 's/([[^)]]*)//g' -e 's/^[[^1-9]]*//' -e 's/[[^0-9.]].*//'`
3090 else
3091         cf_cv_libtool_version=
3092 fi
3093 test -z "$cf_cv_libtool_version" && unset cf_cv_libtool_version
3094 ])dnl
3095 dnl ---------------------------------------------------------------------------
3096 dnl CF_LIB_PREFIX version: 9 updated: 2012/01/21 19:28:10
3097 dnl -------------
3098 dnl Compute the library-prefix for the given host system
3099 dnl $1 = variable to set
3100 define([CF_LIB_PREFIX],
3101 [
3102         case $cf_cv_system_name in #(vi
3103         OS/2*|os2*) #(vi
3104         LIB_PREFIX=''
3105         ;;
3106         *)      LIB_PREFIX='lib'
3107         ;;
3108         esac
3109 ifelse($1,,,[$1=$LIB_PREFIX])
3110         AC_SUBST(LIB_PREFIX)
3111 ])dnl
3112 dnl ---------------------------------------------------------------------------
3113 dnl CF_LIB_RULES version: 73 updated: 2013/08/03 18:18:08
3114 dnl ------------
3115 dnl Append definitions and rules for the given models to the subdirectory
3116 dnl Makefiles, and the recursion rule for the top-level Makefile.  If the
3117 dnl subdirectory is a library-source directory, modify the Libs_To_Make list in
3118 dnl the corresponding makefile to list the models that we'll generate.
3119 dnl
3120 dnl For shared libraries, make a list of symbolic links to construct when
3121 dnl generating each library.  The convention used for Linux is the simplest
3122 dnl one:
3123 dnl     lib<name>.so    ->
3124 dnl     lib<name>.so.<major>    ->
3125 dnl     lib<name>.so.<maj>.<minor>
3126 dnl
3127 dnl Note: Libs_To_Make is mixed case, since it is not a pure autoconf variable.
3128 AC_DEFUN([CF_LIB_RULES],
3129 [
3130 cf_prefix=$LIB_PREFIX
3131 AC_REQUIRE([CF_SUBST_NCURSES_VERSION])
3132
3133 case $cf_cv_shlib_version in #(vi
3134 cygdll|mingw)
3135         TINFO_NAME=$TINFO_ARG_SUFFIX
3136         TINFO_SUFFIX=.dll
3137         ;;
3138 esac
3139
3140 if test -n "$TINFO_SUFFIX" ; then
3141         case $TINFO_SUFFIX in
3142         tw*)
3143                 TINFO_NAME="${TINFO_NAME}tw"
3144                 TINFO_SUFFIX=`echo $TINFO_SUFFIX | sed 's/^tw//'`
3145                 ;;
3146         t*)
3147                 TINFO_NAME="${TINFO_NAME}t"
3148                 TINFO_SUFFIX=`echo $TINFO_SUFFIX | sed 's/^t//'`
3149                 ;;
3150         w*)
3151                 TINFO_NAME="${TINFO_NAME}w"
3152                 TINFO_SUFFIX=`echo $TINFO_SUFFIX | sed 's/^w//'`
3153                 ;;
3154         esac
3155 fi
3156
3157 for cf_dir in $SRC_SUBDIRS
3158 do
3159         if test ! -d $srcdir/$cf_dir ; then
3160                 continue
3161         elif test -f $srcdir/$cf_dir/modules; then
3162
3163                 SHARED_LIB=
3164                 Libs_To_Make=
3165                 for cf_item in $cf_LIST_MODELS
3166                 do
3167                         CF_LIB_SUFFIX($cf_item,cf_suffix,cf_depsuf)
3168                         cf_libname=$cf_dir
3169                         test "$cf_dir" = c++ && cf_libname=ncurses++
3170                         if test $cf_item = shared ; then
3171                                 if test -n "${LIB_SUFFIX}"
3172                                 then
3173                                         cf_shared_suffix=`echo "$cf_suffix" | sed 's/^'"${LIB_SUFFIX}"'//'`
3174                                 else
3175                                         cf_shared_suffix="$cf_suffix"
3176                                 fi
3177                                 if test "$cf_cv_do_symlinks" = yes ; then
3178                                         cf_version_name=
3179
3180                                         case "$cf_cv_shlib_version" in #(vi
3181                                         rel) #(vi
3182                                                 cf_version_name=REL_VERSION
3183                                                 ;;
3184                                         abi)
3185                                                 cf_version_name=ABI_VERSION
3186                                                 ;;
3187                                         esac
3188
3189                                         if test -n "$cf_version_name"
3190                                         then
3191                                                 case "$cf_cv_system_name" in #(vi
3192                                                 darwin*)
3193                                                         # "w", etc?
3194                                                         cf_suffix="${LIB_SUFFIX}"'.${'$cf_version_name'}'"$cf_shared_suffix"
3195                                                         ;; #(vi
3196                                                 *)
3197                                                         cf_suffix="$cf_suffix"'.${'$cf_version_name'}'
3198                                                         ;;
3199                                                 esac
3200                                         fi
3201                                         if test -n "${LIB_SUFFIX}"
3202                                         then
3203                                                 cf_shared_suffix=`echo "$cf_suffix" | sed 's/^'"${LIB_SUFFIX}"'//'`
3204                                         else
3205                                                 cf_shared_suffix="$cf_suffix"
3206                                         fi
3207                                 fi
3208                                 # cygwin needs import library, and has unique naming convention
3209                                 # use autodetected ${cf_prefix} for import lib and static lib, but
3210                                 # use 'cyg' prefix for shared lib.
3211                                 case $cf_cv_shlib_version in #(vi
3212                                 cygdll) #(vi
3213                                         cf_cygsuf=`echo "$cf_suffix" | sed -e 's/\.dll/\${ABI_VERSION}.dll/'`
3214                                         Libs_To_Make="$Libs_To_Make ../lib/cyg${cf_libname}${cf_cygsuf}"
3215                                         continue
3216                                         ;;
3217                                 mingw)
3218                                         cf_cygsuf=`echo "$cf_suffix" | sed -e 's/\.dll/\${ABI_VERSION}.dll/'`
3219                                         Libs_To_Make="$Libs_To_Make ../lib/lib${cf_libname}${cf_cygsuf}"
3220                                         continue
3221                                         ;;
3222                                 esac
3223                         fi
3224                         Libs_To_Make="$Libs_To_Make ../lib/${cf_prefix}${cf_libname}${cf_suffix}"
3225                 done
3226
3227                 if test $cf_dir = ncurses ; then
3228                         cf_subsets="$LIB_SUBSETS"
3229                         cf_r_parts="$cf_subsets"
3230                         cf_liblist="$Libs_To_Make"
3231
3232                         while test -n "$cf_r_parts"
3233                         do
3234                                 cf_l_parts=`echo "$cf_r_parts" |sed -e 's/ .*$//'`
3235                                 cf_r_parts=`echo "$cf_r_parts" |sed -e 's/^[[^ ]]* //'`
3236                                 if test "$cf_l_parts" != "$cf_r_parts" ; then
3237                                         cf_item=
3238                                         case $cf_l_parts in #(vi
3239                                         *termlib*) #(vi
3240                                                 cf_item=`echo $cf_liblist |sed -e s%${LIB_NAME}${LIB_SUFFIX}%${TINFO_LIB_SUFFIX}%g`
3241                                                 ;;
3242                                         *ticlib*)
3243                                                 cf_item=`echo $cf_liblist |sed -e s%${LIB_NAME}${LIB_SUFFIX}%${TICS_LIB_SUFFIX}%g`
3244                                                 ;;
3245                                         *)
3246                                                 break
3247                                                 ;;
3248                                         esac
3249                                         if test -n "$cf_item"; then
3250                                                 Libs_To_Make="$cf_item $Libs_To_Make"
3251                                         fi
3252                                 else
3253                                         break
3254                                 fi
3255                         done
3256                 else
3257                         cf_subsets=`echo "$LIB_SUBSETS" | sed -e 's/^termlib.* //'`
3258                 fi
3259
3260                 if test $cf_dir = c++; then
3261                         if test "x$with_shared_cxx" != xyes && test -n "$cf_shared_suffix"; then
3262                                 cf_list=
3263                                 for cf_item in $Libs_To_Make
3264                                 do
3265                                         case $cf_item in
3266                                         *.a)
3267                                                 ;;
3268                                         *)
3269                                                 cf_item=`echo "$cf_item" | sed -e "s,"$cf_shared_suffix",.a,"`
3270                                                 ;;
3271                                         esac
3272                                         for cf_test in $cf_list
3273                                         do
3274                                                 if test "$cf_test" = "$cf_item"
3275                                                 then
3276                                                         cf_LIST_MODELS=`echo "$cf_LIST_MODELS" | sed -e 's/normal//'`
3277                                                         cf_item=
3278                                                         break
3279                                                 fi
3280                                         done
3281                                         test -n "$cf_item" && cf_list="$cf_list $cf_item"
3282                                 done
3283                                 Libs_To_Make="$cf_list"
3284                         fi
3285                 fi
3286
3287                 sed -e "s%@Libs_To_Make@%$Libs_To_Make%" \
3288                     -e "s%@SHARED_LIB@%$SHARED_LIB%" \
3289                         $cf_dir/Makefile >$cf_dir/Makefile.out
3290                 mv $cf_dir/Makefile.out $cf_dir/Makefile
3291
3292                 $AWK -f $srcdir/mk-0th.awk \
3293                         libname="${cf_dir}${LIB_SUFFIX}" subsets="$LIB_SUBSETS" ticlib="$TICS_LIB_SUFFIX" termlib="$TINFO_LIB_SUFFIX" \
3294                         $srcdir/$cf_dir/modules >>$cf_dir/Makefile
3295
3296                 for cf_subset in $cf_subsets
3297                 do
3298                         cf_subdirs=
3299                         for cf_item in $cf_LIST_MODELS
3300                         do
3301
3302                         echo "Appending rules for ${cf_item} model (${cf_dir}: ${cf_subset})"
3303                         CF_UPPER(cf_ITEM,$cf_item)
3304
3305                         CXX_MODEL=$cf_ITEM
3306                         if test "$CXX_MODEL" = SHARED; then
3307                                 case $cf_cv_shlib_version in #(vi
3308                                 cygdll|mingw) #(vi
3309                                         test "x$with_shared_cxx" = xno && CF_VERBOSE(overriding CXX_MODEL to SHARED)
3310                                         with_shared_cxx=yes
3311                                         ;;
3312                                 *)
3313                                         test "x$with_shared_cxx" = xno && CXX_MODEL=NORMAL
3314                                         ;;
3315                                 esac
3316                         fi
3317
3318                         CF_LIB_SUFFIX($cf_item,cf_suffix,cf_depsuf)
3319                         CF_OBJ_SUBDIR($cf_item,cf_subdir)
3320
3321                         # Test for case where we build libtinfo with a different name.
3322                         cf_libname=$cf_dir
3323                         if test $cf_dir = ncurses ; then
3324                                 case $cf_subset in
3325                                 *base*)
3326                                         cf_libname=${cf_libname}$LIB_SUFFIX
3327                                         ;;
3328                                 *termlib*)
3329                                         cf_libname=$TINFO_LIB_SUFFIX
3330                                         ;;
3331                                 ticlib*)
3332                                         cf_libname=$TICS_LIB_SUFFIX
3333                                         ;;
3334                                 esac
3335                         elif test $cf_dir = c++ ; then
3336                                 cf_libname=ncurses++$LIB_SUFFIX
3337                         else
3338                                 cf_libname=${cf_libname}$LIB_SUFFIX
3339                         fi
3340                         if test -n "${DFT_ARG_SUFFIX}" ; then
3341                                 # undo $LIB_SUFFIX add-on in CF_LIB_SUFFIX
3342                                 cf_suffix=`echo $cf_suffix |sed -e "s%^${LIB_SUFFIX}%%"`
3343                         fi
3344
3345                         # These dependencies really are for development, not
3346                         # builds, but they are useful in porting, too.
3347                         cf_depend="../include/ncurses_cfg.h"
3348                         if test "$srcdir" = "."; then
3349                                 cf_reldir="."
3350                         else
3351                                 cf_reldir="\${srcdir}"
3352                         fi
3353
3354                         if test -f $srcdir/$cf_dir/$cf_dir.priv.h; then
3355                                 cf_depend="$cf_depend $cf_reldir/$cf_dir.priv.h"
3356                         elif test -f $srcdir/$cf_dir/curses.priv.h; then
3357                                 cf_depend="$cf_depend $cf_reldir/curses.priv.h"
3358                         fi
3359
3360                         cf_dir_suffix=
3361                         old_cf_suffix="$cf_suffix"
3362                         if test "$cf_cv_shlib_version_infix" = yes ; then
3363                         if test -n "$LIB_SUFFIX" ; then
3364                                 case $LIB_SUFFIX in
3365                                 tw*)
3366                                         cf_libname=`echo $cf_libname | sed 's/tw$//'`
3367                                         cf_suffix=`echo $cf_suffix | sed 's/^tw//'`
3368                                         cf_dir_suffix=tw
3369                                         ;;
3370                                 t*)
3371                                         cf_libname=`echo $cf_libname | sed 's/t$//'`
3372                                         cf_suffix=`echo $cf_suffix | sed 's/^t//'`
3373                                         cf_dir_suffix=t
3374                                         ;;
3375                                 w*)
3376                                         cf_libname=`echo $cf_libname | sed 's/w$//'`
3377                                         cf_suffix=`echo $cf_suffix | sed 's/^w//'`
3378                                         cf_dir_suffix=w
3379                                         ;;
3380                                 esac
3381                         fi
3382                         fi
3383
3384                         $AWK -f $srcdir/mk-1st.awk \
3385                                 name=${cf_libname}${cf_dir_suffix} \
3386                                 traces=$LIB_TRACING \
3387                                 MODEL=$cf_ITEM \
3388                                 CXX_MODEL=$CXX_MODEL \
3389                                 model=$cf_subdir \
3390                                 prefix=$cf_prefix \
3391                                 suffix=$cf_suffix \
3392                                 subset=$cf_subset \
3393                                 driver=$cf_cv_term_driver \
3394                                 SymLink="$LN_S" \
3395                                 TermlibRoot=$TINFO_NAME \
3396                                 TermlibSuffix=$TINFO_SUFFIX \
3397                                 ShlibVer=$cf_cv_shlib_version \
3398                                 ShlibVerInfix=$cf_cv_shlib_version_infix \
3399                                 ReLink=${cf_cv_do_relink:-no} \
3400                                 DoLinks=$cf_cv_do_symlinks \
3401                                 rmSoLocs=$cf_cv_rm_so_locs \
3402                                 ldconfig="$LDCONFIG" \
3403                                 overwrite=$WITH_OVERWRITE \
3404                                 depend="$cf_depend" \
3405                                 host="$host" \
3406                                 libtool_version="$LIBTOOL_VERSION" \
3407                                 $srcdir/$cf_dir/modules >>$cf_dir/Makefile
3408
3409                         cf_suffix="$old_cf_suffix"
3410
3411                         for cf_subdir2 in $cf_subdirs lib
3412                         do
3413                                 test $cf_subdir = $cf_subdir2 && break
3414                         done
3415                         test "${cf_subset}.${cf_subdir2}" != "${cf_subset}.${cf_subdir}" && \
3416                         $AWK -f $srcdir/mk-2nd.awk \
3417                                 name=$cf_dir \
3418                                 traces=$LIB_TRACING \
3419                                 MODEL=$cf_ITEM \
3420                                 model=$cf_subdir \
3421                                 subset=$cf_subset \
3422                                 srcdir=$srcdir \
3423                                 echo=$WITH_ECHO \
3424                                 crenames=$cf_cv_prog_CC_c_o \
3425                                 cxxrenames=$cf_cv_prog_CXX_c_o \
3426                                 $srcdir/$cf_dir/modules >>$cf_dir/Makefile
3427                         cf_subdirs="$cf_subdirs $cf_subdir"
3428                         done
3429                 done
3430         fi
3431
3432         echo '  cd '$cf_dir' && ${MAKE} ${TOP_MFLAGS} [$]@' >>Makefile
3433 done
3434
3435 for cf_dir in $SRC_SUBDIRS
3436 do
3437         if test ! -d $srcdir/$cf_dir ; then
3438                 continue
3439         fi
3440
3441         if test -f $cf_dir/Makefile ; then
3442                 case "$cf_dir" in
3443                 Ada95) #(vi
3444                         echo 'libs \' >> Makefile
3445                         echo 'install.libs \' >> Makefile
3446                         echo 'uninstall.libs ::' >> Makefile
3447                         echo '  cd '$cf_dir' && ${MAKE} ${TOP_MFLAGS} [$]@' >> Makefile
3448                         ;;
3449                 esac
3450         fi
3451
3452         if test -f $srcdir/$cf_dir/modules; then
3453                 echo >> Makefile
3454                 if test -f $srcdir/$cf_dir/headers; then
3455 cat >> Makefile <<CF_EOF
3456 install.includes \\
3457 uninstall.includes \\
3458 CF_EOF
3459                 fi
3460 if test "$cf_dir" != "c++" ; then
3461 echo 'lint \' >> Makefile
3462 fi
3463 cat >> Makefile <<CF_EOF
3464 libs \\
3465 lintlib \\
3466 install.libs \\
3467 uninstall.libs \\
3468 install.$cf_dir \\
3469 uninstall.$cf_dir ::
3470         cd $cf_dir && \${MAKE} \${TOP_MFLAGS} \[$]@
3471 CF_EOF
3472         elif test -f $srcdir/$cf_dir/headers; then
3473 cat >> Makefile <<CF_EOF
3474
3475 libs \\
3476 install.libs \\
3477 uninstall.libs \\
3478 install.includes \\
3479 uninstall.includes ::
3480         cd $cf_dir && \${MAKE} \${TOP_MFLAGS} \[$]@
3481 CF_EOF
3482 fi
3483 done
3484
3485 if test "x$cf_with_db_install" = xyes; then
3486 cat >> Makefile <<CF_EOF
3487
3488 install.libs uninstall.libs \\
3489 install.data uninstall.data ::
3490 $MAKE_TERMINFO  cd misc && \${MAKE} \${TOP_MFLAGS} \[$]@
3491 CF_EOF
3492 fi
3493
3494 if test "x$cf_with_manpages" = xyes; then
3495 cat >> Makefile <<CF_EOF
3496
3497 install.man \\
3498 uninstall.man ::
3499         cd man && \${MAKE} \${TOP_MFLAGS} \[$]@
3500 CF_EOF
3501 fi
3502
3503 cat >> Makefile <<CF_EOF
3504
3505 distclean ::
3506         rm -f config.cache config.log config.status Makefile include/ncurses_cfg.h
3507         rm -f headers.sh headers.sed mk_shared_lib.sh
3508         rm -f edit_man.* man_alias.*
3509         rm -rf \${DIRS_TO_MAKE}
3510 CF_EOF
3511
3512 # Special case: tack's manpage lives in its own directory.
3513 if test "x$cf_with_manpages" = xyes; then
3514 if test -d tack ; then
3515 if test -f $srcdir/$tack.h; then
3516 cat >> Makefile <<CF_EOF
3517
3518 install.man \\
3519 uninstall.man ::
3520         cd tack && \${MAKE} \${TOP_MFLAGS} \[$]@
3521 CF_EOF
3522 fi
3523 fi
3524 fi
3525
3526 dnl If we're installing into a subdirectory of /usr/include, etc., we should
3527 dnl prepend the subdirectory's name to the "#include" paths.  It won't hurt
3528 dnl anything, and will make it more standardized.  It's awkward to decide this
3529 dnl at configuration because of quoting, so we'll simply make all headers
3530 dnl installed via a script that can do the right thing.
3531
3532 rm -f headers.sed headers.sh
3533
3534 dnl ( generating this script makes the makefiles a little tidier :-)
3535 echo creating headers.sh
3536 cat >headers.sh <<CF_EOF
3537 #! /bin/sh
3538 # This shell script is generated by the 'configure' script.  It is invoked in a
3539 # subdirectory of the build tree.  It generates a sed-script in the parent
3540 # directory that is used to adjust includes for header files that reside in a
3541 # subdirectory of /usr/include, etc.
3542 PRG=""
3543 while test \[$]# != 3
3544 do
3545 PRG="\$PRG \[$]1"; shift
3546 done
3547 DST=\[$]1
3548 REF=\[$]2
3549 SRC=\[$]3
3550 TMPSRC=\${TMPDIR:-/tmp}/\`basename \$SRC\`\$\$
3551 TMPSED=\${TMPDIR:-/tmp}/headers.sed\$\$
3552 echo installing \$SRC in \$DST
3553 CF_EOF
3554
3555 if test $WITH_CURSES_H = yes; then
3556         cat >>headers.sh <<CF_EOF
3557 case \$DST in
3558 /*/include/*)
3559         END=\`basename \$DST\`
3560         for i in \`cat \$REF/../*/headers |fgrep -v "#"\`
3561         do
3562                 NAME=\`basename \$i\`
3563                 echo "s/<\$NAME>/<\$END\/\$NAME>/" >> \$TMPSED
3564         done
3565         ;;
3566 *)
3567         echo "" >> \$TMPSED
3568         ;;
3569 esac
3570 CF_EOF
3571
3572 else
3573         cat >>headers.sh <<CF_EOF
3574 case \$DST in
3575 /*/include/*)
3576         END=\`basename \$DST\`
3577         for i in \`cat \$REF/../*/headers |fgrep -v "#"\`
3578         do
3579                 NAME=\`basename \$i\`
3580                 if test "\$NAME" = "curses.h"
3581                 then
3582                         echo "s/<curses.h>/<ncurses.h>/" >> \$TMPSED
3583                         NAME=ncurses.h
3584                 fi
3585                 echo "s/<\$NAME>/<\$END\/\$NAME>/" >> \$TMPSED
3586         done
3587         ;;
3588 *)
3589         echo "s/<curses.h>/<ncurses.h>/" >> \$TMPSED
3590         ;;
3591 esac
3592 CF_EOF
3593 fi
3594 cat >>headers.sh <<CF_EOF
3595 rm -f \$TMPSRC
3596 sed -f \$TMPSED \$SRC > \$TMPSRC
3597 NAME=\`basename \$SRC\`
3598 CF_EOF
3599 if test $WITH_CURSES_H != yes; then
3600         cat >>headers.sh <<CF_EOF
3601 test "\$NAME" = "curses.h" && NAME=ncurses.h
3602 CF_EOF
3603 fi
3604 cat >>headers.sh <<CF_EOF
3605 # Just in case someone gzip'd manpages, remove the conflicting copy.
3606 test -f \$DST/\$NAME.gz && rm -f \$DST/\$NAME.gz
3607
3608 eval \$PRG \$TMPSRC \$DST/\$NAME
3609 rm -f \$TMPSRC \$TMPSED
3610 CF_EOF
3611
3612 chmod 0755 headers.sh
3613
3614 for cf_dir in $SRC_SUBDIRS
3615 do
3616         if test ! -d $srcdir/$cf_dir ; then
3617                 continue
3618         fi
3619
3620         if test -f $srcdir/$cf_dir/headers; then
3621                 $AWK -f $srcdir/mk-hdr.awk \
3622                         subset="$LIB_SUBSETS" \
3623                         compat="$WITH_CURSES_H" \
3624                         $srcdir/$cf_dir/headers >>$cf_dir/Makefile
3625         fi
3626
3627         if test -f $srcdir/$cf_dir/modules; then
3628                 if test "$cf_dir" != "c++" ; then
3629                         cat >>$cf_dir/Makefile <<"CF_EOF"
3630 depend : ${AUTO_SRC}
3631         makedepend -- ${CPPFLAGS} -- ${C_SRC}
3632
3633 # DO NOT DELETE THIS LINE -- make depend depends on it.
3634 CF_EOF
3635                 fi
3636         fi
3637 done
3638 AC_SUBST(Libs_To_Make)
3639 ])dnl
3640 dnl ---------------------------------------------------------------------------
3641 dnl CF_LIB_SONAME version: 5 updated: 2010/08/14 18:25:37
3642 dnl -------------
3643 dnl Find the and soname for the given shared library.  Set the cache variable
3644 dnl cf_cv_$3_soname to this, unless it is not found.  Then set the cache
3645 dnl variable to "unknown".
3646 dnl
3647 dnl $1 = headers
3648 dnl $2 = code
3649 dnl $3 = library name
3650 AC_DEFUN([CF_LIB_SONAME],
3651 [
3652 AC_CACHE_CHECK(for soname of $3 library,cf_cv_$3_soname,[
3653
3654 cf_cv_$3_soname=unknown
3655 if test "$cross_compiling" != yes ; then
3656 cat >conftest.$ac_ext <<CF_EOF
3657 $1
3658 int main()
3659 {
3660 $2
3661         ${cf_cv_main_return:-return}(0);
3662 }
3663 CF_EOF
3664 cf_save_LIBS="$LIBS"
3665         CF_ADD_LIB($3)
3666         if AC_TRY_EVAL(ac_compile) ; then
3667                 if AC_TRY_EVAL(ac_link) ; then
3668                         cf_cv_$3_soname=`ldd conftest$ac_exeext 2>/dev/null | sed -e 's,^.*/,,' -e 's, .*$,,' | fgrep lib$3.`
3669                         test -z "$cf_cv_$3_soname" && cf_cv_$3_soname=unknown
3670                 fi
3671         fi
3672 rm -rf conftest*
3673 LIBS="$cf_save_LIBS"
3674 fi
3675 ])
3676 ])
3677 dnl ---------------------------------------------------------------------------
3678 dnl CF_LIB_SUFFIX version: 21 updated: 2013/07/06 17:44:26
3679 dnl -------------
3680 dnl Compute the library file-suffix from the given model name
3681 dnl $1 = model name
3682 dnl $2 = variable to set (the nominal library suffix)
3683 dnl $3 = dependency variable to set (actual filename)
3684 dnl The variable $LIB_SUFFIX, if set, prepends the variable to set.
3685 AC_DEFUN([CF_LIB_SUFFIX],
3686 [
3687         case X$1 in #(vi
3688         Xlibtool) #(vi
3689                 $2='.la'
3690                 $3=[$]$2
3691                 ;;
3692         Xdebug) #(vi
3693                 $2='_g.a'
3694                 $3=[$]$2
3695                 ;;
3696         Xprofile) #(vi
3697                 $2='_p.a'
3698                 $3=[$]$2
3699                 ;;
3700         Xshared) #(vi
3701                 case $cf_cv_system_name in
3702                 aix[[5-7]]*) #(vi
3703                         $2='.a'
3704                         $3=[$]$2
3705                         ;;
3706                 cygwin*|mingw*) #(vi
3707                         $2='.dll'
3708                         $3='.dll.a'
3709                         ;;
3710                 darwin*) #(vi
3711                         $2='.dylib'
3712                         $3=[$]$2
3713                         ;;
3714                 hpux*) #(vi
3715                         case $target in
3716                         ia64*) #(vi
3717                                 $2='.so'
3718                                 $3=[$]$2
3719                                 ;;
3720                         *) #(vi
3721                                 $2='.sl'
3722                                 $3=[$]$2
3723                                 ;;
3724                         esac
3725                         ;;
3726                 *) #(vi
3727                         $2='.so'
3728                         $3=[$]$2
3729                         ;;
3730                 esac
3731                 ;;
3732         *)
3733                 $2='.a'
3734                 $3=[$]$2
3735                 ;;
3736         esac
3737         test -n "$LIB_SUFFIX" && $2="${LIB_SUFFIX}[$]{$2}"
3738         test -n "$LIB_SUFFIX" && $3="${LIB_SUFFIX}[$]{$3}"
3739 ])dnl
3740 dnl ---------------------------------------------------------------------------
3741 dnl CF_LIB_TYPE version: 4 updated: 2000/10/20 22:57:49
3742 dnl -----------
3743 dnl Compute the string to append to -library from the given model name
3744 dnl $1 = model name
3745 dnl $2 = variable to set
3746 dnl The variable $LIB_SUFFIX, if set, prepends the variable to set.
3747 AC_DEFUN([CF_LIB_TYPE],
3748 [
3749         case $1 in
3750         libtool) $2=''   ;;
3751         normal)  $2=''   ;;
3752         debug)   $2='_g' ;;
3753         profile) $2='_p' ;;
3754         shared)  $2=''   ;;
3755         esac
3756         test -n "$LIB_SUFFIX" && $2="${LIB_SUFFIX}[$]{$2}"
3757 ])dnl
3758 dnl ---------------------------------------------------------------------------
3759 dnl CF_LINK_DATAONLY version: 10 updated: 2012/10/06 17:41:51
3760 dnl ----------------
3761 dnl Some systems have a non-ANSI linker that doesn't pull in modules that have
3762 dnl only data (i.e., no functions), for example NeXT.  On those systems we'll
3763 dnl have to provide wrappers for global tables to ensure they're linked
3764 dnl properly.
3765 AC_DEFUN([CF_LINK_DATAONLY],
3766 [
3767 AC_MSG_CHECKING([if data-only library module links])
3768 AC_CACHE_VAL(cf_cv_link_dataonly,[
3769         rm -f conftest.a
3770         cat >conftest.$ac_ext <<EOF
3771 #line __oline__ "configure"
3772 int     testdata[[3]] = { 123, 456, 789 };
3773 EOF
3774         if AC_TRY_EVAL(ac_compile) ; then
3775                 mv conftest.o data.o && \
3776                 ( $AR $ARFLAGS conftest.a data.o ) 2>&AC_FD_CC 1>/dev/null
3777         fi
3778         rm -f conftest.$ac_ext data.o
3779         cat >conftest.$ac_ext <<EOF
3780 #line __oline__ "configure"
3781 int     testfunc()
3782 {
3783 #if defined(NeXT)
3784         ${cf_cv_main_return:-return}(1);        /* I'm told this linker is broken */
3785 #else
3786         extern int testdata[[3]];
3787         return testdata[[0]] == 123
3788            &&  testdata[[1]] == 456
3789            &&  testdata[[2]] == 789;
3790 #endif
3791 }
3792 EOF
3793         if AC_TRY_EVAL(ac_compile); then
3794                 mv conftest.o func.o && \
3795                 ( $AR $ARFLAGS conftest.a func.o ) 2>&AC_FD_CC 1>/dev/null
3796         fi
3797         rm -f conftest.$ac_ext func.o
3798         ( eval $RANLIB conftest.a ) 2>&AC_FD_CC >/dev/null
3799         cf_saveLIBS="$LIBS"
3800         LIBS="conftest.a $LIBS"
3801         AC_TRY_RUN([
3802         int main()
3803         {
3804                 extern int testfunc();
3805                 ${cf_cv_main_return:-return} (!testfunc());
3806         }
3807         ],
3808         [cf_cv_link_dataonly=yes],
3809         [cf_cv_link_dataonly=no],
3810         [cf_cv_link_dataonly=unknown])
3811         LIBS="$cf_saveLIBS"
3812         ])
3813 AC_MSG_RESULT($cf_cv_link_dataonly)
3814
3815 if test "$cf_cv_link_dataonly" = no ; then
3816         AC_DEFINE(BROKEN_LINKER,1,[if data-only library module does not link])
3817         BROKEN_LINKER=1
3818 fi
3819
3820 ])dnl
3821 dnl ---------------------------------------------------------------------------
3822 dnl CF_LINK_FUNCS version: 8 updated: 2012/10/06 17:56:13
3823 dnl -------------
3824 dnl Most Unix systems have both link and symlink, a few don't have symlink.
3825 dnl A few non-Unix systems implement symlink, but not link.
3826 dnl A few non-systems implement neither (or have nonfunctional versions).
3827 AC_DEFUN([CF_LINK_FUNCS],
3828 [
3829 AC_CHECK_FUNCS( \
3830         remove \
3831         unlink )
3832
3833 if test "$cross_compiling" = yes ; then
3834         AC_CHECK_FUNCS( \
3835                 link \
3836                 symlink )
3837 else
3838         AC_CACHE_CHECK(if link/symlink functions work,cf_cv_link_funcs,[
3839                 cf_cv_link_funcs=
3840                 for cf_func in link symlink ; do
3841                         AC_TRY_RUN([
3842 #include <sys/types.h>
3843 #include <sys/stat.h>
3844 #ifdef HAVE_UNISTD_H
3845 #include <unistd.h>
3846 #endif
3847 int main()
3848 {
3849         int fail = 0;
3850         char *src = "config.log";
3851         char *dst = "conftest.chk";
3852         struct stat src_sb;
3853         struct stat dst_sb;
3854
3855         stat(src, &src_sb);
3856         fail = ($cf_func("config.log", "conftest.chk") < 0)
3857             || (stat(dst, &dst_sb) < 0)
3858             || (dst_sb.st_mtime != src_sb.st_mtime);
3859 #ifdef HAVE_UNLINK
3860         unlink(dst);
3861 #else
3862         remove(dst);
3863 #endif
3864         ${cf_cv_main_return:-return} (fail);
3865 }
3866                         ],[
3867                         cf_cv_link_funcs="$cf_cv_link_funcs $cf_func"
3868                         eval 'ac_cv_func_'$cf_func'=yes'],[
3869                         eval 'ac_cv_func_'$cf_func'=no'],[
3870                         eval 'ac_cv_func_'$cf_func'=error'])
3871                 done
3872                 test -z "$cf_cv_link_funcs" && cf_cv_link_funcs=no
3873         ])
3874         test "$ac_cv_func_link"    = yes && AC_DEFINE(HAVE_LINK,1,[Define to 1 if we have link() function])
3875         test "$ac_cv_func_symlink" = yes && AC_DEFINE(HAVE_SYMLINK,1,[Define to 1 if we have symlink() function])
3876 fi
3877 ])dnl
3878 dnl ---------------------------------------------------------------------------
3879 dnl CF_MAKEFLAGS version: 14 updated: 2011/03/31 19:29:46
3880 dnl ------------
3881 dnl Some 'make' programs support ${MAKEFLAGS}, some ${MFLAGS}, to pass 'make'
3882 dnl options to lower-levels.  It's very useful for "make -n" -- if we have it.
3883 dnl (GNU 'make' does both, something POSIX 'make', which happens to make the
3884 dnl ${MAKEFLAGS} variable incompatible because it adds the assignments :-)
3885 AC_DEFUN([CF_MAKEFLAGS],
3886 [
3887 AC_CACHE_CHECK(for makeflags variable, cf_cv_makeflags,[
3888         cf_cv_makeflags=''
3889         for cf_option in '-${MAKEFLAGS}' '${MFLAGS}'
3890         do
3891                 cat >cf_makeflags.tmp <<CF_EOF
3892 SHELL = /bin/sh
3893 all :
3894         @ echo '.$cf_option'
3895 CF_EOF
3896                 cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp 2>/dev/null | fgrep -v "ing directory" | sed -e 's,[[   ]]*$,,'`
3897                 case "$cf_result" in
3898                 .*k)
3899                         cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp CC=cc 2>/dev/null`
3900                         case "$cf_result" in
3901                         .*CC=*) cf_cv_makeflags=
3902                                 ;;
3903                         *)      cf_cv_makeflags=$cf_option
3904                                 ;;
3905                         esac
3906                         break
3907                         ;;
3908                 .-)     ;;
3909                 *)      echo "given option \"$cf_option\", no match \"$cf_result\""
3910                         ;;
3911                 esac
3912         done
3913         rm -f cf_makeflags.tmp
3914 ])
3915
3916 AC_SUBST(cf_cv_makeflags)
3917 ])dnl
3918 dnl ---------------------------------------------------------------------------
3919 dnl CF_MAKE_TAGS version: 6 updated: 2010/10/23 15:52:32
3920 dnl ------------
3921 dnl Generate tags/TAGS targets for makefiles.  Do not generate TAGS if we have
3922 dnl a monocase filesystem.
3923 AC_DEFUN([CF_MAKE_TAGS],[
3924 AC_REQUIRE([CF_MIXEDCASE_FILENAMES])
3925
3926 AC_CHECK_PROGS(CTAGS, exctags ctags)
3927 AC_CHECK_PROGS(ETAGS, exetags etags)
3928
3929 AC_CHECK_PROG(MAKE_LOWER_TAGS, ${CTAGS:-ctags}, yes, no)
3930
3931 if test "$cf_cv_mixedcase" = yes ; then
3932         AC_CHECK_PROG(MAKE_UPPER_TAGS, ${ETAGS:-etags}, yes, no)
3933 else
3934         MAKE_UPPER_TAGS=no
3935 fi
3936
3937 if test "$MAKE_UPPER_TAGS" = yes ; then
3938         MAKE_UPPER_TAGS=
3939 else
3940         MAKE_UPPER_TAGS="#"
3941 fi
3942
3943 if test "$MAKE_LOWER_TAGS" = yes ; then
3944         MAKE_LOWER_TAGS=
3945 else
3946         MAKE_LOWER_TAGS="#"
3947 fi
3948
3949 AC_SUBST(CTAGS)
3950 AC_SUBST(ETAGS)
3951
3952 AC_SUBST(MAKE_UPPER_TAGS)
3953 AC_SUBST(MAKE_LOWER_TAGS)
3954 ])dnl
3955 dnl ---------------------------------------------------------------------------
3956 dnl CF_MANPAGE_FORMAT version: 9 updated: 2010/10/23 16:10:30
3957 dnl -----------------
3958 dnl Option to allow user to override automatic configuration of manpage format.
3959 dnl There are several special cases:
3960 dnl
3961 dnl     gzip - man checks for, can display gzip'd files
3962 dnl     compress - man checks for, can display compressed files
3963 dnl     BSDI - files in the cat-directories are suffixed ".0"
3964 dnl     formatted - installer should format (put files in cat-directory)
3965 dnl     catonly - installer should only format, e.g., for a turnkey system.
3966 dnl
3967 dnl There are other configurations which this macro does not test, e.g., HPUX's
3968 dnl compressed manpages (but uncompressed manpages are fine, and HPUX's naming
3969 dnl convention would not match our use).
3970 AC_DEFUN([CF_MANPAGE_FORMAT],
3971 [
3972 AC_REQUIRE([CF_PATHSEP])
3973 AC_MSG_CHECKING(format of man-pages)
3974
3975 AC_ARG_WITH(manpage-format,
3976         [  --with-manpage-format   specify manpage-format: gzip/compress/BSDI/normal and
3977                           optionally formatted/catonly, e.g., gzip,formatted],
3978         [MANPAGE_FORMAT=$withval],
3979         [MANPAGE_FORMAT=unknown])
3980
3981 test -z "$MANPAGE_FORMAT" && MANPAGE_FORMAT=unknown
3982 MANPAGE_FORMAT=`echo "$MANPAGE_FORMAT" | sed -e 's/,/ /g'`
3983
3984 cf_unknown=
3985
3986 case $MANPAGE_FORMAT in
3987 unknown)
3988   if test -z "$MANPATH" ; then
3989     MANPATH="/usr/man:/usr/share/man"
3990   fi
3991
3992   # look for the 'date' man-page (it's most likely to be installed!)
3993   MANPAGE_FORMAT=
3994   cf_preform=no
3995   cf_catonly=yes
3996   cf_example=date
3997
3998   IFS="${IFS:-  }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}"
3999   for cf_dir in $MANPATH; do
4000     test -z "$cf_dir" && cf_dir=/usr/man
4001     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
4002     do
4003       cf_test=`echo $cf_name | sed -e 's/*//'`
4004       if test "x$cf_test" = "x$cf_name" ; then
4005
4006         case "$cf_name" in
4007         *.gz) MANPAGE_FORMAT="$MANPAGE_FORMAT gzip";;
4008         *.Z)  MANPAGE_FORMAT="$MANPAGE_FORMAT compress";;
4009         *.0)    MANPAGE_FORMAT="$MANPAGE_FORMAT BSDI";;
4010         *)    MANPAGE_FORMAT="$MANPAGE_FORMAT normal";;
4011         esac
4012
4013         case "$cf_name" in
4014         $cf_dir/man*)
4015           cf_catonly=no
4016           ;;
4017         $cf_dir/cat*)
4018           cf_preform=yes
4019           ;;
4020         esac
4021         break
4022       fi
4023
4024       # if we found a match in either man* or cat*, stop looking
4025       if test -n "$MANPAGE_FORMAT" ; then
4026         cf_found=no
4027         test "$cf_preform" = yes && MANPAGE_FORMAT="$MANPAGE_FORMAT formatted"
4028         test "$cf_catonly" = yes && MANPAGE_FORMAT="$MANPAGE_FORMAT catonly"
4029         case "$cf_name" in
4030         $cf_dir/cat*)
4031           cf_found=yes
4032           ;;
4033         esac
4034         test $cf_found=yes && break
4035       fi
4036     done
4037     # only check the first directory in $MANPATH where we find manpages
4038     if test -n "$MANPAGE_FORMAT" ; then
4039        break
4040     fi
4041   done
4042   # if we did not find the example, just assume it is normal
4043   test -z "$MANPAGE_FORMAT" && MANPAGE_FORMAT=normal
4044   IFS="$ac_save_ifs"
4045   ;;
4046 *)
4047   for cf_option in $MANPAGE_FORMAT; do
4048      case $cf_option in #(vi
4049      gzip|compress|BSDI|normal|formatted|catonly)
4050        ;;
4051      *)
4052        cf_unknown="$cf_unknown $cf_option"
4053        ;;
4054      esac
4055   done
4056   ;;
4057 esac
4058
4059 AC_MSG_RESULT($MANPAGE_FORMAT)
4060 if test -n "$cf_unknown" ; then
4061   AC_MSG_WARN(Unexpected manpage-format $cf_unknown)
4062 fi
4063 ])dnl
4064 dnl ---------------------------------------------------------------------------
4065 dnl CF_MANPAGE_RENAMES version: 7 updated: 2005/06/18 18:51:57
4066 dnl ------------------
4067 dnl The Debian people have their own naming convention for manpages.  This
4068 dnl option lets us override the name of the file containing renaming, or
4069 dnl disable it altogether.
4070 AC_DEFUN([CF_MANPAGE_RENAMES],
4071 [
4072 AC_MSG_CHECKING(for manpage renaming)
4073
4074 AC_ARG_WITH(manpage-renames,
4075         [  --with-manpage-renames  specify manpage-renaming],
4076         [MANPAGE_RENAMES=$withval],
4077         [MANPAGE_RENAMES=yes])
4078
4079 case ".$MANPAGE_RENAMES" in #(vi
4080 .no) #(vi
4081   ;;
4082 .|.yes)
4083   # Debian 'man' program?
4084   if test -f /etc/debian_version ; then
4085     MANPAGE_RENAMES=`cd $srcdir && pwd`/man/man_db.renames
4086   else
4087     MANPAGE_RENAMES=no
4088   fi
4089   ;;
4090 esac
4091
4092 if test "$MANPAGE_RENAMES" != no ; then
4093   if test -f $srcdir/man/$MANPAGE_RENAMES ; then
4094     MANPAGE_RENAMES=`cd $srcdir/man && pwd`/$MANPAGE_RENAMES
4095   elif test ! -f $MANPAGE_RENAMES ; then
4096     AC_MSG_ERROR(not a filename: $MANPAGE_RENAMES)
4097   fi
4098
4099   test ! -d man && mkdir man
4100
4101   # Construct a sed-script to perform renaming within man-pages
4102   if test -n "$MANPAGE_RENAMES" ; then
4103     test ! -d man && mkdir man
4104     sh $srcdir/man/make_sed.sh $MANPAGE_RENAMES >./edit_man.sed
4105   fi
4106 fi
4107
4108 AC_MSG_RESULT($MANPAGE_RENAMES)
4109 AC_SUBST(MANPAGE_RENAMES)
4110 ])dnl
4111 dnl ---------------------------------------------------------------------------
4112 dnl CF_MANPAGE_SYMLINKS version: 5 updated: 2010/07/24 17:12:40
4113 dnl -------------------
4114 dnl Some people expect each tool to make all aliases for manpages in the
4115 dnl man-directory.  This accommodates the older, less-capable implementations
4116 dnl of 'man', and is optional.
4117 AC_DEFUN([CF_MANPAGE_SYMLINKS],
4118 [
4119 AC_MSG_CHECKING(if manpage aliases will be installed)
4120
4121 AC_ARG_WITH(manpage-aliases,
4122         [  --with-manpage-aliases  specify manpage-aliases using .so],
4123         [MANPAGE_ALIASES=$withval],
4124         [MANPAGE_ALIASES=yes])
4125
4126 AC_MSG_RESULT($MANPAGE_ALIASES)
4127
4128 case "x$LN_S" in #(vi
4129 xln*) #(vi
4130         cf_use_symlinks=yes
4131         ;;
4132 *)
4133         cf_use_symlinks=no
4134         ;;
4135 esac
4136
4137 MANPAGE_SYMLINKS=no
4138 if test "$MANPAGE_ALIASES" = yes ; then
4139 AC_MSG_CHECKING(if manpage symlinks should be used)
4140
4141 AC_ARG_WITH(manpage-symlinks,
4142         [  --with-manpage-symlinks specify manpage-aliases using symlinks],
4143         [MANPAGE_SYMLINKS=$withval],
4144         [MANPAGE_SYMLINKS=$cf_use_symlinks])
4145
4146 if test "$$cf_use_symlinks" = no; then
4147 if test "$MANPAGE_SYMLINKS" = yes ; then
4148         AC_MSG_WARN(cannot make symlinks, will use .so files)
4149         MANPAGE_SYMLINKS=no
4150 fi
4151 fi
4152
4153 AC_MSG_RESULT($MANPAGE_SYMLINKS)
4154 fi
4155
4156 ])dnl
4157 dnl ---------------------------------------------------------------------------
4158 dnl CF_MANPAGE_TBL version: 3 updated: 2002/01/19 22:51:32
4159 dnl --------------
4160 dnl This option causes manpages to be run through tbl(1) to generate tables
4161 dnl correctly.
4162 AC_DEFUN([CF_MANPAGE_TBL],
4163 [
4164 AC_MSG_CHECKING(for manpage tbl)
4165
4166 AC_ARG_WITH(manpage-tbl,
4167         [  --with-manpage-tbl      specify manpage processing with tbl],
4168         [MANPAGE_TBL=$withval],
4169         [MANPAGE_TBL=no])
4170
4171 AC_MSG_RESULT($MANPAGE_TBL)
4172 ])dnl
4173 dnl ---------------------------------------------------------------------------
4174 dnl CF_MAN_PAGES version: 43 updated: 2013/02/09 12:53:45
4175 dnl ------------
4176 dnl Try to determine if the man-pages on the system are compressed, and if
4177 dnl so, what format is used.  Use this information to construct a script that
4178 dnl will install man-pages.
4179 AC_DEFUN([CF_MAN_PAGES],
4180 [
4181 CF_HELP_MESSAGE(Options to Specify How Manpages are Installed:)
4182 CF_MANPAGE_FORMAT
4183 CF_MANPAGE_RENAMES
4184 CF_MANPAGE_SYMLINKS
4185 CF_MANPAGE_TBL
4186
4187   if test "$prefix" = "NONE" ; then
4188      cf_prefix="$ac_default_prefix"
4189   else
4190      cf_prefix="$prefix"
4191   fi
4192
4193   case "$MANPAGE_FORMAT" in # (vi
4194   *catonly*) # (vi
4195     cf_format=yes
4196     cf_inboth=no
4197     ;;
4198   *formatted*) # (vi
4199     cf_format=yes
4200     cf_inboth=yes
4201     ;;
4202   *)
4203     cf_format=no
4204     cf_inboth=no
4205     ;;
4206   esac
4207
4208 test ! -d man && mkdir man
4209
4210 cf_so_strip=
4211 cf_compress=
4212 case "$MANPAGE_FORMAT" in #(vi
4213 *compress*) #(vi
4214         cf_so_strip="Z"
4215         cf_compress=compress
4216   ;;
4217 *gzip*)
4218         cf_so_strip="gz"
4219         cf_compress=gzip
4220   ;;
4221 esac
4222
4223 cf_edit_man=./edit_man.sh
4224 cf_man_alias=`pwd`/man_alias.sed
4225
4226 cat >$cf_edit_man <<CF_EOF
4227 #! /bin/sh
4228 # this script is generated by the configure-script CF_MAN_PAGES macro.
4229
4230 prefix="$cf_prefix"
4231 datarootdir="$datarootdir"
4232 datadir="$datadir"
4233
4234 NCURSES_MAJOR="$NCURSES_MAJOR"
4235 NCURSES_MINOR="$NCURSES_MINOR"
4236 NCURSES_PATCH="$NCURSES_PATCH"
4237
4238 NCURSES_OSPEED="$NCURSES_OSPEED"
4239 TERMINFO="$TERMINFO"
4240
4241 INSTALL="$INSTALL"
4242 INSTALL_DATA="$INSTALL_DATA"
4243
4244 transform="$program_transform_name"
4245
4246 TMP=\${TMPDIR:=/tmp}/man\$\$
4247 trap "rm -f \$TMP" 0 1 2 5 15
4248
4249 form=\[$]1
4250 shift || exit 1
4251
4252 verb=\[$]1
4253 shift || exit 1
4254
4255 mandir=\[$]1
4256 shift || exit 1
4257
4258 srcdir=\[$]1
4259 top_srcdir=\[$]srcdir/..
4260 shift || exit 1
4261
4262 if test "\$form" = normal ; then
4263         if test "$cf_format" = yes ; then
4264         if test "$cf_inboth" = no ; then
4265                 sh \[$]0 format \$verb \$mandir \$srcdir \[$]*
4266                 exit $?
4267         fi
4268         fi
4269         cf_subdir=\$mandir/man
4270         cf_tables=$MANPAGE_TBL
4271 else
4272         cf_subdir=\$mandir/cat
4273         cf_tables=yes
4274 fi
4275
4276 # process the list of source-files
4277 for i in \[$]* ; do
4278 case \$i in #(vi
4279 *.orig|*.rej) ;; #(vi
4280 *.[[0-9]]*)
4281         section=\`expr "\$i" : '.*\\.\\([[0-9]]\\)[[xm]]*'\`;
4282         if test \$verb = installing ; then
4283         if test ! -d \$cf_subdir\${section} ; then
4284                 mkdir -p \$cf_subdir\$section
4285         fi
4286         fi
4287
4288         # replace variables in man page
4289         if test ! -f $cf_man_alias ; then
4290 cat >>$cf_man_alias <<-CF_EOF2
4291                 s,@DATADIR@,\$datadir,g
4292                 s,@TERMINFO@,\${TERMINFO:="no default value"},g
4293                 s,@TERMINFO_DIRS@,\${TERMINFO_DIRS:="no default value"},g
4294                 s,@NCURSES_MAJOR@,\${NCURSES_MAJOR:="no default value"},g
4295                 s,@NCURSES_MINOR@,\${NCURSES_MINOR:="no default value"},g
4296                 s,@NCURSES_PATCH@,\${NCURSES_PATCH:="no default value"},g
4297                 s,@NCURSES_OSPEED@,\${NCURSES_OSPEED:="no default value"},g
4298 CF_EOF
4299         ifelse($1,,,[
4300         for cf_name in $1
4301         do
4302                 cf_NAME=`echo "$cf_name" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
4303                 cf_name=`echo $cf_name|sed "$program_transform_name"`
4304 cat >>$cf_edit_man <<-CF_EOF
4305                 s,@$cf_NAME@,$cf_name,g
4306 CF_EOF
4307         done
4308         ])
4309 cat >>$cf_edit_man <<CF_EOF
4310 CF_EOF2
4311                 echo "...made $cf_man_alias"
4312         fi
4313
4314         aliases=
4315         cf_source=\`basename \$i\`
4316         inalias=\$cf_source
4317         test ! -f \$inalias && inalias="\$srcdir/\$inalias"
4318         if test ! -f \$inalias ; then
4319                 echo .. skipped \$cf_source
4320                 continue
4321         fi
4322 CF_EOF
4323
4324 if test "$MANPAGE_ALIASES" != no ; then
4325 cat >>$cf_edit_man <<CF_EOF
4326         nCurses=ignore.3x
4327         test $with_curses_h = yes && nCurses=ncurses.3x
4328         aliases=\`sed -f \$top_srcdir/man/manlinks.sed \$inalias |sed -f $cf_man_alias | sort -u; test \$inalias = \$nCurses && echo curses\`
4329 CF_EOF
4330 fi
4331
4332 if test "$MANPAGE_RENAMES" = no ; then
4333 cat >>$cf_edit_man <<CF_EOF
4334         # perform program transformations for section 1 man pages
4335         if test \$section = 1 ; then
4336                 cf_target=\$cf_subdir\${section}/\`echo \$cf_source|sed "\${transform}"\`
4337         else
4338                 cf_target=\$cf_subdir\${section}/\$cf_source
4339         fi
4340 CF_EOF
4341 else
4342 cat >>$cf_edit_man <<CF_EOF
4343         cf_target=\`grep "^\$cf_source" $MANPAGE_RENAMES | $AWK '{print \[$]2}'\`
4344         if test -z "\$cf_target" ; then
4345                 echo '? missing rename for '\$cf_source
4346                 cf_target="\$cf_source"
4347         fi
4348         cf_target="\$cf_subdir\${section}/\${cf_target}"
4349
4350 CF_EOF
4351 fi
4352
4353 cat >>$cf_edit_man <<CF_EOF
4354         sed     -f $cf_man_alias \\
4355 CF_EOF
4356
4357 if test -f $MANPAGE_RENAMES ; then
4358 cat >>$cf_edit_man <<CF_EOF
4359                 < \$i | sed -f `pwd`/edit_man.sed >\$TMP
4360 CF_EOF
4361 else
4362 cat >>$cf_edit_man <<CF_EOF
4363                 < \$i >\$TMP
4364 CF_EOF
4365 fi
4366
4367 cat >>$cf_edit_man <<CF_EOF
4368 if test \$cf_tables = yes ; then
4369         tbl \$TMP >\$TMP.out
4370         mv \$TMP.out \$TMP
4371 fi
4372 CF_EOF
4373
4374 if test $with_overwrite != yes ; then
4375 cat >>$cf_edit_man <<CF_EOF
4376         sed -e "/\#[    ]*include/s,<curses.h,<ncurses$LIB_SUFFIX/curses.h," < \$TMP >\$TMP.out
4377         mv \$TMP.out \$TMP
4378 CF_EOF
4379 fi
4380
4381 if test $with_curses_h != yes ; then
4382 cat >>$cf_edit_man <<CF_EOF
4383         sed -e "/\#[    ]*include/s,curses.h,ncurses.h," < \$TMP >\$TMP.out
4384         mv \$TMP.out \$TMP
4385 CF_EOF
4386 fi
4387
4388 cat >>$cf_edit_man <<CF_EOF
4389         if test \$form = format ; then
4390                 nroff -man \$TMP >\$TMP.out
4391                 mv \$TMP.out \$TMP
4392         fi
4393 CF_EOF
4394
4395 if test -n "$cf_compress" ; then
4396 cat >>$cf_edit_man <<CF_EOF
4397         if test \$verb = installing ; then
4398         if ( $cf_compress -f \$TMP )
4399         then
4400                 mv \$TMP.$cf_so_strip \$TMP
4401         fi
4402         fi
4403         cf_target="\$cf_target.$cf_so_strip"
4404 CF_EOF
4405 fi
4406
4407 case "$MANPAGE_FORMAT" in #(vi
4408 *BSDI*)
4409 cat >>$cf_edit_man <<CF_EOF
4410         if test \$form = format ; then
4411                 # BSDI installs only .0 suffixes in the cat directories
4412                 cf_target="\`echo \$cf_target|sed -e 's/\.[[1-9]]\+[[a-z]]*/.0/'\`"
4413         fi
4414 CF_EOF
4415   ;;
4416 esac
4417
4418 cat >>$cf_edit_man <<CF_EOF
4419         suffix=\`basename \$cf_target | sed -e 's%^[[^.]]*%%'\`
4420         if test \$verb = installing ; then
4421                 echo \$verb \$cf_target
4422                 \$INSTALL_DATA \$TMP \$cf_target
4423                 test -d \$cf_subdir\${section} &&
4424                 test -n "\$aliases" && (
4425                         cd \$cf_subdir\${section} && (
4426                                 cf_source=\`echo \$cf_target |sed -e 's%^.*/\([[^/]][[^/]]*/[[^/]][[^/]]*$\)%\1%'\`
4427                                 test -n "$cf_so_strip" && cf_source=\`echo \$cf_source |sed -e 's%\.$cf_so_strip\$%%'\`
4428                                 cf_target=\`basename \$cf_target\`
4429                                 for cf_alias in \$aliases
4430                                 do
4431                                         if test \$section = 1 ; then
4432                                                 cf_alias=\`echo \$cf_alias|sed "\${transform}"\`
4433                                         fi
4434
4435                                         if test "$MANPAGE_SYMLINKS" = yes ; then
4436                                                 if test -f \$cf_alias\${suffix} ; then
4437                                                         if ( cmp -s \$cf_target \$cf_alias\${suffix} )
4438                                                         then
4439                                                                 continue
4440                                                         fi
4441                                                 fi
4442                                                 echo .. \$verb alias \$cf_alias\${suffix}
4443 CF_EOF
4444 case "x$LN_S" in #(vi
4445 *-f) #(vi
4446 cat >>$cf_edit_man <<CF_EOF
4447                                                 $LN_S \$cf_target \$cf_alias\${suffix}
4448 CF_EOF
4449         ;;
4450 *)
4451 cat >>$cf_edit_man <<CF_EOF
4452                                                 rm -f \$cf_alias\${suffix}
4453                                                 $LN_S \$cf_target \$cf_alias\${suffix}
4454 CF_EOF
4455         ;;
4456 esac
4457 cat >>$cf_edit_man <<CF_EOF
4458                                         elif test "\$cf_target" != "\$cf_alias\${suffix}" ; then
4459                                                 echo ".so \$cf_source" >\$TMP
4460 CF_EOF
4461 if test -n "$cf_compress" ; then
4462 cat >>$cf_edit_man <<CF_EOF
4463                                                 if test -n "$cf_so_strip" ; then
4464                                                         $cf_compress -f \$TMP
4465                                                         mv \$TMP.$cf_so_strip \$TMP
4466                                                 fi
4467 CF_EOF
4468 fi
4469 cat >>$cf_edit_man <<CF_EOF
4470                                                 echo .. \$verb alias \$cf_alias\${suffix}
4471                                                 rm -f \$cf_alias\${suffix}
4472                                                 \$INSTALL_DATA \$TMP \$cf_alias\${suffix}
4473                                         fi
4474                                 done
4475                         )
4476                 )
4477         elif test \$verb = removing ; then
4478                 test -f \$cf_target && (
4479                         echo \$verb \$cf_target
4480                         rm -f \$cf_target
4481                 )
4482                 test -d \$cf_subdir\${section} &&
4483                 test -n "\$aliases" && (
4484                         cd \$cf_subdir\${section} && (
4485                                 for cf_alias in \$aliases
4486                                 do
4487                                         if test \$section = 1 ; then
4488                                                 cf_alias=\`echo \$cf_alias|sed "\${transform}"\`
4489                                         fi
4490
4491                                         echo .. \$verb alias \$cf_alias\${suffix}
4492                                         rm -f \$cf_alias\${suffix}
4493                                 done
4494                         )
4495                 )
4496         else
4497 #               echo ".hy 0"
4498                 cat \$TMP
4499         fi
4500         ;;
4501 esac
4502 done
4503
4504 if test $cf_inboth = yes ; then
4505 if test \$form != format ; then
4506         sh \[$]0 format \$verb \$mandir \$srcdir \[$]*
4507 fi
4508 fi
4509
4510 exit 0
4511 CF_EOF
4512 chmod 755 $cf_edit_man
4513
4514 ])dnl
4515 dnl ---------------------------------------------------------------------------
4516 dnl CF_MATH_LIB version: 8 updated: 2010/05/29 16:31:02
4517 dnl -----------
4518 dnl Checks for libraries.  At least one UNIX system, Apple Macintosh
4519 dnl Rhapsody 5.5, does not have -lm.  We cannot use the simpler
4520 dnl AC_CHECK_LIB(m,sin), because that fails for C++.
4521 AC_DEFUN([CF_MATH_LIB],
4522 [
4523 AC_CACHE_CHECK(if -lm needed for math functions,
4524         cf_cv_need_libm,[
4525         AC_TRY_LINK([
4526         #include <stdio.h>
4527         #include <math.h>
4528         ],
4529         [double x = rand(); printf("result = %g\n", ]ifelse([$2],,sin(x),$2)[)],
4530         [cf_cv_need_libm=no],
4531         [cf_cv_need_libm=yes])])
4532 if test "$cf_cv_need_libm" = yes
4533 then
4534 ifelse($1,,[
4535         CF_ADD_LIB(m)
4536 ],[$1=-lm])
4537 fi
4538 ])
4539 dnl ---------------------------------------------------------------------------
4540 dnl CF_MIXEDCASE_FILENAMES version: 4 updated: 2012/10/02 20:55:03
4541 dnl ----------------------
4542 dnl Check if the file-system supports mixed-case filenames.  If we're able to
4543 dnl create a lowercase name and see it as uppercase, it doesn't support that.
4544 AC_DEFUN([CF_MIXEDCASE_FILENAMES],
4545 [
4546 AC_CACHE_CHECK(if filesystem supports mixed-case filenames,cf_cv_mixedcase,[
4547 if test "$cross_compiling" = yes ; then
4548         case $target_alias in #(vi
4549         *-os2-emx*|*-msdosdjgpp*|*-cygwin*|*-mingw32*|*-uwin*) #(vi
4550                 cf_cv_mixedcase=no
4551                 ;;
4552         *)
4553                 cf_cv_mixedcase=yes
4554                 ;;
4555         esac
4556 else
4557         rm -f conftest CONFTEST
4558         echo test >conftest
4559         if test -f CONFTEST ; then
4560                 cf_cv_mixedcase=no
4561         else
4562                 cf_cv_mixedcase=yes
4563         fi
4564         rm -f conftest CONFTEST
4565 fi
4566 ])
4567 test "$cf_cv_mixedcase" = yes && AC_DEFINE(MIXEDCASE_FILENAMES,1,[Define to 1 if filesystem supports mixed-case filenames.])
4568 ])dnl
4569 dnl ---------------------------------------------------------------------------
4570 dnl CF_MKSTEMP version: 9 updated: 2012/10/03 04:34:49
4571 dnl ----------
4572 dnl Check for a working mkstemp.  This creates two files, checks that they are
4573 dnl successfully created and distinct (AmigaOS apparently fails on the last).
4574 AC_DEFUN([CF_MKSTEMP],[
4575 AC_CACHE_CHECK(for working mkstemp, cf_cv_func_mkstemp,[
4576 rm -rf conftest*
4577 AC_TRY_RUN([
4578 #include <sys/types.h>
4579 #include <stdlib.h>
4580 #include <stdio.h>
4581 #include <string.h>
4582 #include <sys/stat.h>
4583 int main()
4584 {
4585         char *tmpl = "conftestXXXXXX";
4586         char name[2][80];
4587         int n;
4588         int result = 0;
4589         int fd;
4590         struct stat sb;
4591
4592         umask(077);
4593         for (n = 0; n < 2; ++n) {
4594                 strcpy(name[n], tmpl);
4595                 if ((fd = mkstemp(name[n])) >= 0) {
4596                         if (!strcmp(name[n], tmpl)
4597                          || stat(name[n], &sb) != 0
4598                          || (sb.st_mode & S_IFMT) != S_IFREG
4599                          || (sb.st_mode & 077) != 0) {
4600                                 result = 1;
4601                         }
4602                         close(fd);
4603                 }
4604         }
4605         if (result == 0
4606          && !strcmp(name[0], name[1]))
4607                 result = 1;
4608         ${cf_cv_main_return:-return}(result);
4609 }
4610 ],[cf_cv_func_mkstemp=yes
4611 ],[cf_cv_func_mkstemp=no
4612 ],[cf_cv_func_mkstemp=maybe])
4613 ])
4614 if test "x$cf_cv_func_mkstemp" = xmaybe ; then
4615         AC_CHECK_FUNC(mkstemp)
4616 fi
4617 if test "x$cf_cv_func_mkstemp" = xyes || test "x$ac_cv_func_mkstemp" = xyes ; then
4618         AC_DEFINE(HAVE_MKSTEMP,1,[Define to 1 if mkstemp() is available and working.])
4619 fi
4620 ])dnl
4621 dnl ---------------------------------------------------------------------------
4622 dnl CF_MSG_LOG version: 5 updated: 2010/10/23 15:52:32
4623 dnl ----------
4624 dnl Write a debug message to config.log, along with the line number in the
4625 dnl configure script.
4626 AC_DEFUN([CF_MSG_LOG],[
4627 echo "${as_me:-configure}:__oline__: testing $* ..." 1>&AC_FD_CC
4628 ])dnl
4629 dnl ---------------------------------------------------------------------------
4630 dnl CF_NCURSES_ABI_6 version: 1 updated: 2005/09/17 18:42:49
4631 dnl ----------------
4632 dnl Set ncurses' ABI to 6 unless overridden by explicit configure option, and
4633 dnl warn about this.
4634 AC_DEFUN([CF_NCURSES_ABI_6],[
4635 if test "${with_abi_version+set}" != set; then
4636         case $cf_cv_rel_version in
4637         5.*)
4638                 cf_cv_rel_version=6.0
4639                 cf_cv_abi_version=6
4640                 AC_MSG_WARN(Overriding ABI version to $cf_cv_abi_version)
4641                 ;;
4642         esac
4643 fi
4644 ])dnl
4645 dnl ---------------------------------------------------------------------------
4646 dnl CF_NO_LEAKS_OPTION version: 5 updated: 2012/10/02 20:55:03
4647 dnl ------------------
4648 dnl see CF_WITH_NO_LEAKS
4649 AC_DEFUN([CF_NO_LEAKS_OPTION],[
4650 AC_MSG_CHECKING(if you want to use $1 for testing)
4651 AC_ARG_WITH($1,
4652         [$2],
4653         [AC_DEFINE_UNQUOTED($3,1,"Define to 1 if you want to use $1 for testing.")ifelse([$4],,[
4654          $4
4655 ])
4656         : ${with_cflags:=-g}
4657         : ${with_no_leaks:=yes}
4658          with_$1=yes],
4659         [with_$1=])
4660 AC_MSG_RESULT(${with_$1:-no})
4661
4662 case .$with_cflags in #(vi
4663 .*-g*)
4664         case .$CFLAGS in #(vi
4665         .*-g*) #(vi
4666                 ;;
4667         *)
4668                 CF_ADD_CFLAGS([-g])
4669                 ;;
4670         esac
4671         ;;
4672 esac
4673 ])dnl
4674 dnl ---------------------------------------------------------------------------
4675 dnl CF_NUMBER_SYNTAX version: 1 updated: 2003/09/20 18:12:49
4676 dnl ----------------
4677 dnl Check if the given variable is a number.  If not, report an error.
4678 dnl $1 is the variable
4679 dnl $2 is the message
4680 AC_DEFUN([CF_NUMBER_SYNTAX],[
4681 if test -n "$1" ; then
4682   case $1 in #(vi
4683   [[0-9]]*) #(vi
4684         ;;
4685   *)
4686         AC_MSG_ERROR($2 is not a number: $1)
4687         ;;
4688   esac
4689 else
4690   AC_MSG_ERROR($2 value is empty)
4691 fi
4692 ])dnl
4693 dnl ---------------------------------------------------------------------------
4694 dnl CF_OBJ_SUBDIR version: 4 updated: 2002/02/23 20:38:31
4695 dnl -------------
4696 dnl Compute the object-directory name from the given model name
4697 AC_DEFUN([CF_OBJ_SUBDIR],
4698 [
4699         case $1 in
4700         libtool) $2='obj_lo'  ;;
4701         normal)  $2='objects' ;;
4702         debug)   $2='obj_g' ;;
4703         profile) $2='obj_p' ;;
4704         shared)
4705                 case $cf_cv_system_name in #(vi
4706                 cygwin) #(vi
4707                         $2='objects' ;;
4708                 *)
4709                         $2='obj_s' ;;
4710                 esac
4711         esac
4712 ])dnl
4713 dnl ---------------------------------------------------------------------------
4714 dnl CF_PATHSEP version: 6 updated: 2012/09/29 18:38:12
4715 dnl ----------
4716 dnl Provide a value for the $PATH and similar separator (or amend the value
4717 dnl as provided in autoconf 2.5x).
4718 AC_DEFUN([CF_PATHSEP],
4719 [
4720         AC_MSG_CHECKING(for PATH separator)
4721         case $cf_cv_system_name in
4722         os2*)   PATH_SEPARATOR=';'  ;;
4723         *)      ${PATH_SEPARATOR:=':'}  ;;
4724         esac
4725 ifelse([$1],,,[$1=$PATH_SEPARATOR])
4726         AC_SUBST(PATH_SEPARATOR)
4727         AC_MSG_RESULT($PATH_SEPARATOR)
4728 ])dnl
4729 dnl ---------------------------------------------------------------------------
4730 dnl CF_PATH_SYNTAX version: 14 updated: 2012/06/19 20:58:54
4731 dnl --------------
4732 dnl Check the argument to see that it looks like a pathname.  Rewrite it if it
4733 dnl begins with one of the prefix/exec_prefix variables, and then again if the
4734 dnl result begins with 'NONE'.  This is necessary to work around autoconf's
4735 dnl delayed evaluation of those symbols.
4736 AC_DEFUN([CF_PATH_SYNTAX],[
4737 if test "x$prefix" != xNONE; then
4738   cf_path_syntax="$prefix"
4739 else
4740   cf_path_syntax="$ac_default_prefix"
4741 fi
4742
4743 case ".[$]$1" in #(vi
4744 .\[$]\(*\)*|.\'*\'*) #(vi
4745   ;;
4746 ..|./*|.\\*) #(vi
4747   ;;
4748 .[[a-zA-Z]]:[[\\/]]*) #(vi OS/2 EMX
4749   ;;
4750 .\[$]{*prefix}*|.\[$]{*dir}*) #(vi
4751   eval $1="[$]$1"
4752   case ".[$]$1" in #(vi
4753   .NONE/*)
4754     $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
4755     ;;
4756   esac
4757   ;; #(vi
4758 .no|.NONE/*)
4759   $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
4760   ;;
4761 *)
4762   ifelse([$2],,[AC_MSG_ERROR([expected a pathname, not \"[$]$1\"])],$2)
4763   ;;
4764 esac
4765 ])dnl
4766 dnl ---------------------------------------------------------------------------
4767 dnl CF_PKG_CONFIG version: 7 updated: 2011/04/29 04:53:22
4768 dnl -------------
4769 dnl Check for the package-config program, unless disabled by command-line.
4770 AC_DEFUN([CF_PKG_CONFIG],
4771 [
4772 AC_MSG_CHECKING(if you want to use pkg-config)
4773 AC_ARG_WITH(pkg-config,
4774         [  --with-pkg-config{=path} enable/disable use of pkg-config],
4775         [cf_pkg_config=$withval],
4776         [cf_pkg_config=yes])
4777 AC_MSG_RESULT($cf_pkg_config)
4778
4779 case $cf_pkg_config in #(vi
4780 no) #(vi
4781         PKG_CONFIG=none
4782         ;;
4783 yes) #(vi
4784         CF_ACVERSION_CHECK(2.52,
4785                 [AC_PATH_TOOL(PKG_CONFIG, pkg-config, none)],
4786                 [AC_PATH_PROG(PKG_CONFIG, pkg-config, none)])
4787         ;;
4788 *)
4789         PKG_CONFIG=$withval
4790         ;;
4791 esac
4792
4793 test -z "$PKG_CONFIG" && PKG_CONFIG=none
4794 if test "$PKG_CONFIG" != none ; then
4795         CF_PATH_SYNTAX(PKG_CONFIG)
4796 fi
4797
4798 AC_SUBST(PKG_CONFIG)
4799 ])dnl
4800 dnl ---------------------------------------------------------------------------
4801 dnl CF_POSIX_C_SOURCE version: 8 updated: 2010/05/26 05:38:42
4802 dnl -----------------
4803 dnl Define _POSIX_C_SOURCE to the given level, and _POSIX_SOURCE if needed.
4804 dnl
4805 dnl     POSIX.1-1990                            _POSIX_SOURCE
4806 dnl     POSIX.1-1990 and                        _POSIX_SOURCE and
4807 dnl             POSIX.2-1992 C-Language                 _POSIX_C_SOURCE=2
4808 dnl             Bindings Option
4809 dnl     POSIX.1b-1993                           _POSIX_C_SOURCE=199309L
4810 dnl     POSIX.1c-1996                           _POSIX_C_SOURCE=199506L
4811 dnl     X/Open 2000                             _POSIX_C_SOURCE=200112L
4812 dnl
4813 dnl Parameters:
4814 dnl     $1 is the nominal value for _POSIX_C_SOURCE
4815 AC_DEFUN([CF_POSIX_C_SOURCE],
4816 [
4817 cf_POSIX_C_SOURCE=ifelse([$1],,199506L,[$1])
4818
4819 cf_save_CFLAGS="$CFLAGS"
4820 cf_save_CPPFLAGS="$CPPFLAGS"
4821
4822 CF_REMOVE_DEFINE(cf_trim_CFLAGS,$cf_save_CFLAGS,_POSIX_C_SOURCE)
4823 CF_REMOVE_DEFINE(cf_trim_CPPFLAGS,$cf_save_CPPFLAGS,_POSIX_C_SOURCE)
4824
4825 AC_CACHE_CHECK(if we should define _POSIX_C_SOURCE,cf_cv_posix_c_source,[
4826         CF_MSG_LOG(if the symbol is already defined go no further)
4827         AC_TRY_COMPILE([#include <sys/types.h>],[
4828 #ifndef _POSIX_C_SOURCE
4829 make an error
4830 #endif],
4831         [cf_cv_posix_c_source=no],
4832         [cf_want_posix_source=no
4833          case .$cf_POSIX_C_SOURCE in #(vi
4834          .[[12]]??*) #(vi
4835                 cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
4836                 ;;
4837          .2) #(vi
4838                 cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
4839                 cf_want_posix_source=yes
4840                 ;;
4841          .*)
4842                 cf_want_posix_source=yes
4843                 ;;
4844          esac
4845          if test "$cf_want_posix_source" = yes ; then
4846                 AC_TRY_COMPILE([#include <sys/types.h>],[
4847 #ifdef _POSIX_SOURCE
4848 make an error
4849 #endif],[],
4850                 cf_cv_posix_c_source="$cf_cv_posix_c_source -D_POSIX_SOURCE")
4851          fi
4852          CF_MSG_LOG(ifdef from value $cf_POSIX_C_SOURCE)
4853          CFLAGS="$cf_trim_CFLAGS"
4854          CPPFLAGS="$cf_trim_CPPFLAGS $cf_cv_posix_c_source"
4855          CF_MSG_LOG(if the second compile does not leave our definition intact error)
4856          AC_TRY_COMPILE([#include <sys/types.h>],[
4857 #ifndef _POSIX_C_SOURCE
4858 make an error
4859 #endif],,
4860          [cf_cv_posix_c_source=no])
4861          CFLAGS="$cf_save_CFLAGS"
4862          CPPFLAGS="$cf_save_CPPFLAGS"
4863         ])
4864 ])
4865
4866 if test "$cf_cv_posix_c_source" != no ; then
4867         CFLAGS="$cf_trim_CFLAGS"
4868         CPPFLAGS="$cf_trim_CPPFLAGS"
4869         CF_ADD_CFLAGS($cf_cv_posix_c_source)
4870 fi
4871
4872 ])dnl
4873 dnl ---------------------------------------------------------------------------
4874 dnl CF_PREDEFINE version: 2 updated: 2010/05/26 16:44:57
4875 dnl ------------
4876 dnl Add definitions to CPPFLAGS to ensure they're predefined for all compiles.
4877 dnl
4878 dnl $1 = symbol to test
4879 dnl $2 = value (if any) to use for a predefinition
4880 AC_DEFUN([CF_PREDEFINE],
4881 [
4882 AC_MSG_CHECKING(if we must define $1)
4883 AC_TRY_COMPILE([#include <sys/types.h>
4884 ],[
4885 #ifndef $1
4886 make an error
4887 #endif],[cf_result=no],[cf_result=yes])
4888 AC_MSG_RESULT($cf_result)
4889
4890 if test "$cf_result" = yes ; then
4891         CPPFLAGS="$CPPFLAGS ifelse([$2],,-D$1,[-D$1=$2])"
4892 elif test "x$2" != "x" ; then
4893         AC_MSG_CHECKING(checking for compatible value versus $2)
4894         AC_TRY_COMPILE([#include <sys/types.h>
4895 ],[
4896 #if $1-$2 < 0
4897 make an error
4898 #endif],[cf_result=yes],[cf_result=no])
4899         AC_MSG_RESULT($cf_result)
4900         if test "$cf_result" = no ; then
4901                 # perhaps we can override it - try...
4902                 CPPFLAGS="$CPPFLAGS -D$1=$2"
4903         fi
4904 fi
4905 ])dnl
4906 dnl ---------------------------------------------------------------------------
4907 dnl CF_PRG_RULES version: 1 updated: 2006/06/03 11:45:08
4908 dnl ------------
4909 dnl Append definitions and rules for the given programs to the subdirectory
4910 dnl Makefiles, and the recursion rule for the top-level Makefile.
4911 dnl
4912 dnl parameters
4913 dnl     $1 = script to run
4914 dnl     $2 = list of subdirectories
4915 dnl
4916 dnl variables
4917 dnl     $AWK
4918 AC_DEFUN([CF_PRG_RULES],
4919 [
4920 for cf_dir in $2
4921 do
4922         if test ! -d $srcdir/$cf_dir; then
4923                 continue
4924         elif test -f $srcdir/$cf_dir/programs; then
4925                 $AWK -f $1 $srcdir/$cf_dir/programs >>$cf_dir/Makefile
4926         fi
4927 done
4928
4929 ])dnl
4930 dnl ---------------------------------------------------------------------------
4931 dnl CF_PROG_AR version: 1 updated: 2009/01/01 20:15:22
4932 dnl ----------
4933 dnl Check for archiver "ar".
4934 AC_DEFUN([CF_PROG_AR],[
4935 AC_CHECK_TOOL(AR, ar, ar)
4936 ])
4937 dnl ---------------------------------------------------------------------------
4938 dnl CF_PROG_AWK version: 1 updated: 2006/09/16 11:40:59
4939 dnl -----------
4940 dnl Check for awk, ensure that the check found something.
4941 AC_DEFUN([CF_PROG_AWK],
4942 [
4943 AC_PROG_AWK
4944 test -z "$AWK" && AC_MSG_ERROR(No awk program found)
4945 ])dnl
4946 dnl ---------------------------------------------------------------------------
4947 dnl CF_PROG_CC version: 3 updated: 2012/10/06 15:31:55
4948 dnl ----------
4949 dnl standard check for CC, plus followup sanity checks
4950 dnl $1 = optional parameter to pass to AC_PROG_CC to specify compiler name
4951 AC_DEFUN([CF_PROG_CC],[
4952 ifelse($1,,[AC_PROG_CC],[AC_PROG_CC($1)])
4953 CF_GCC_VERSION
4954 CF_ACVERSION_CHECK(2.52,
4955         [AC_PROG_CC_STDC],
4956         [CF_ANSI_CC_REQD])
4957 CF_CC_ENV_FLAGS
4958 ])dnl
4959 dnl ---------------------------------------------------------------------------
4960 dnl CF_PROG_CC_C_O version: 3 updated: 2010/08/14 18:25:37
4961 dnl --------------
4962 dnl Analogous to AC_PROG_CC_C_O, but more useful: tests only $CC, ensures that
4963 dnl the output file can be renamed, and allows for a shell variable that can
4964 dnl be used later.  The parameter is either CC or CXX.  The result is the
4965 dnl cache variable:
4966 dnl     $cf_cv_prog_CC_c_o
4967 dnl     $cf_cv_prog_CXX_c_o
4968 AC_DEFUN([CF_PROG_CC_C_O],
4969 [AC_REQUIRE([AC_PROG_CC])dnl
4970 AC_MSG_CHECKING([whether [$]$1 understands -c and -o together])
4971 AC_CACHE_VAL(cf_cv_prog_$1_c_o,
4972 [
4973 cat > conftest.$ac_ext <<CF_EOF
4974 #include <stdio.h>
4975 int main()
4976 {
4977         ${cf_cv_main_return:-return}(0);
4978 }
4979 CF_EOF
4980 # We do the test twice because some compilers refuse to overwrite an
4981 # existing .o file with -o, though they will create one.
4982 ac_try='[$]$1 -c conftest.$ac_ext -o conftest2.$ac_objext >&AC_FD_CC'
4983 if AC_TRY_EVAL(ac_try) &&
4984   test -f conftest2.$ac_objext && AC_TRY_EVAL(ac_try);
4985 then
4986   eval cf_cv_prog_$1_c_o=yes
4987 else
4988   eval cf_cv_prog_$1_c_o=no
4989 fi
4990 rm -rf conftest*
4991 ])dnl
4992 if test $cf_cv_prog_$1_c_o = yes; then
4993   AC_MSG_RESULT([yes])
4994 else
4995   AC_MSG_RESULT([no])
4996 fi
4997 ])dnl
4998 dnl ---------------------------------------------------------------------------
4999 dnl CF_PROG_EGREP version: 1 updated: 2006/09/16 11:40:59
5000 dnl -------------
5001 dnl AC_PROG_EGREP was introduced in autoconf 2.53.
5002 dnl This macro adds a check to ensure the script found something.
5003 AC_DEFUN([CF_PROG_EGREP],
5004 [AC_CACHE_CHECK([for egrep], [ac_cv_prog_egrep],
5005    [if echo a | (grep -E '(a|b)') >/dev/null 2>&1
5006     then ac_cv_prog_egrep='grep -E'
5007     else ac_cv_prog_egrep='egrep'
5008     fi])
5009  EGREP=$ac_cv_prog_egrep
5010  AC_SUBST([EGREP])
5011 test -z "$EGREP" && AC_MSG_ERROR(No egrep program found)
5012 ])dnl
5013 dnl ---------------------------------------------------------------------------
5014 dnl CF_PROG_GNAT version: 2 updated: 2011/10/22 14:01:47
5015 dnl ------------
5016 dnl Check for gnatmake, ensure that it is complete.
5017 AC_DEFUN([CF_PROG_GNAT],[
5018 cf_ada_make=gnatmake
5019 AC_CHECK_PROG(gnat_exists, $cf_ada_make, yes, no)
5020 if test "$ac_cv_prog_gnat_exists" = no; then
5021    cf_ada_make=
5022    cf_cv_prog_gnat_correct=no
5023 else
5024    CF_GNAT_VERSION
5025    AC_CHECK_PROG(M4_exists, m4, yes, no)
5026    if test "$ac_cv_prog_M4_exists" = no; then
5027       cf_cv_prog_gnat_correct=no
5028       echo Ada95 binding required program m4 not found. Ada95 binding disabled.
5029    fi
5030    if test "$cf_cv_prog_gnat_correct" = yes; then
5031       AC_MSG_CHECKING(if GNAT works)
5032       CF_GNAT_TRY_RUN([procedure conftest;],
5033 [with Text_IO;
5034 with GNAT.OS_Lib;
5035 procedure conftest is
5036 begin
5037    Text_IO.Put ("Hello World");
5038    Text_IO.New_Line;
5039    GNAT.OS_Lib.OS_Exit (0);
5040 end conftest;],[cf_cv_prog_gnat_correct=yes],[cf_cv_prog_gnat_correct=no])
5041       AC_MSG_RESULT($cf_cv_prog_gnat_correct)
5042    fi
5043 fi
5044
5045 AC_SUBST(cf_ada_make)
5046 ])dnl
5047 dnl ---------------------------------------------------------------------------
5048 dnl CF_PROG_INSTALL version: 5 updated: 2002/12/21 22:46:07
5049 dnl ---------------
5050 dnl Force $INSTALL to be an absolute-path.  Otherwise, edit_man.sh and the
5051 dnl misc/tabset install won't work properly.  Usually this happens only when
5052 dnl using the fallback mkinstalldirs script
5053 AC_DEFUN([CF_PROG_INSTALL],
5054 [AC_PROG_INSTALL
5055 case $INSTALL in
5056 /*)
5057   ;;
5058 *)
5059   CF_DIRNAME(cf_dir,$INSTALL)
5060   test -z "$cf_dir" && cf_dir=.
5061   INSTALL=`cd $cf_dir && pwd`/`echo $INSTALL | sed -e 's%^.*/%%'`
5062   ;;
5063 esac
5064 ])dnl
5065 dnl ---------------------------------------------------------------------------
5066 dnl CF_PROG_LDCONFIG version: 3 updated: 2011/06/04 20:09:13
5067 dnl ----------------
5068 dnl Check for ldconfig, needed to fixup shared libraries that would be built
5069 dnl and then used in the install.
5070 AC_DEFUN([CF_PROG_LDCONFIG],[
5071 if test "$cross_compiling" = yes ; then
5072   LDCONFIG=:
5073 else
5074 case "$cf_cv_system_name" in #(vi
5075 dragonfly*|mirbsd*|freebsd*) #(vi
5076   test -z "$LDCONFIG" && LDCONFIG="/sbin/ldconfig -R"
5077   ;;
5078 *) LDPATH=$PATH:/sbin:/usr/sbin
5079   AC_PATH_PROG(LDCONFIG,ldconfig,,$LDPATH)
5080   ;;
5081 esac
5082 fi
5083 AC_SUBST(LDCONFIG)
5084 ])dnl
5085 dnl ---------------------------------------------------------------------------
5086 dnl CF_PROG_LINT version: 2 updated: 2009/08/12 04:43:14
5087 dnl ------------
5088 AC_DEFUN([CF_PROG_LINT],
5089 [
5090 AC_CHECK_PROGS(LINT, tdlint lint alint splint lclint)
5091 AC_SUBST(LINT_OPTS)
5092 ])dnl
5093 dnl ---------------------------------------------------------------------------
5094 dnl CF_PROG_LN_S version: 2 updated: 2010/08/14 18:25:37
5095 dnl ------------
5096 dnl Combine checks for "ln -s" and "ln -sf", updating $LN_S to include "-f"
5097 dnl option if it is supported.
5098 AC_DEFUN([CF_PROG_LN_S],[
5099 AC_PROG_LN_S
5100 AC_MSG_CHECKING(if $LN_S -f options work)
5101
5102 rm -f conf$$.src conf$$dst
5103 echo >conf$$.dst
5104 echo first >conf$$.src
5105 if $LN_S -f conf$$.src conf$$.dst 2>/dev/null; then
5106         cf_prog_ln_sf=yes
5107 else
5108         cf_prog_ln_sf=no
5109 fi
5110 rm -f conf$$.dst conf$$src
5111 AC_MSG_RESULT($cf_prog_ln_sf)
5112
5113 test "$cf_prog_ln_sf" = yes && LN_S="$LN_S -f"
5114 ])dnl
5115 dnl ---------------------------------------------------------------------------
5116 dnl CF_REGEX version: 10 updated: 2012/10/04 20:12:20
5117 dnl --------
5118 dnl Attempt to determine if we've got one of the flavors of regular-expression
5119 dnl code that we can support.
5120 AC_DEFUN([CF_REGEX],
5121 [
5122
5123 cf_regex_func=no
5124
5125 cf_regex_libs="regex re"
5126 case $host_os in #(vi
5127 mingw*)
5128         cf_regex_libs="gnurx $cf_regex_libs"
5129         ;;
5130 esac
5131
5132 AC_CHECK_FUNC(regcomp,[cf_regex_func=regcomp],[
5133         for cf_regex_lib in $cf_regex_libs
5134         do
5135                 AC_CHECK_LIB($cf_regex_lib,regcomp,[
5136                                 CF_ADD_LIB($cf_regex_lib)
5137                                 cf_regex_func=regcomp
5138                                 break])
5139         done
5140 ])
5141
5142 if test "$cf_regex_func" = no ; then
5143         AC_CHECK_FUNC(compile,[cf_regex_func=compile],[
5144                 AC_CHECK_LIB(gen,compile,[
5145                                 CF_ADD_LIB(gen)
5146                                 cf_regex_func=compile])])
5147 fi
5148
5149 if test "$cf_regex_func" = no ; then
5150         AC_MSG_WARN(cannot find regular expression library)
5151 fi
5152
5153 AC_CACHE_CHECK(for regular-expression headers,cf_cv_regex_hdrs,[
5154
5155 cf_cv_regex_hdrs=no
5156 case $cf_regex_func in #(vi
5157 compile) #(vi
5158         for cf_regex_hdr in regexp.h regexpr.h
5159         do
5160                 AC_TRY_LINK([#include <$cf_regex_hdr>],[
5161                         char *p = compile("", "", "", 0);
5162                         int x = step("", "");
5163                 ],[
5164                         cf_cv_regex_hdrs=$cf_regex_hdr
5165                         break
5166                 ])
5167         done
5168         ;;
5169 *)
5170         for cf_regex_hdr in regex.h
5171         do
5172                 AC_TRY_LINK([#include <sys/types.h>
5173 #include <$cf_regex_hdr>],[
5174                         regex_t *p;
5175                         int x = regcomp(p, "", 0);
5176                         int y = regexec(p, "", 0, 0, 0);
5177                         regfree(p);
5178                 ],[
5179                         cf_cv_regex_hdrs=$cf_regex_hdr
5180                         break
5181                 ])
5182         done
5183         ;;
5184 esac
5185
5186 ])
5187
5188 case $cf_cv_regex_hdrs in #(vi
5189     no)        AC_MSG_WARN(no regular expression header found) ;; #(vi
5190     regex.h)   AC_DEFINE(HAVE_REGEX_H_FUNCS,1,[Define to 1 to include regex.h for regular expressions]) ;; #(vi
5191     regexp.h)  AC_DEFINE(HAVE_REGEXP_H_FUNCS,1,[Define to 1 to include regexp.h for regular expressions]) ;; #(vi
5192     regexpr.h) AC_DEFINE(HAVE_REGEXPR_H_FUNCS,1,[Define to 1 to include regexpr.h for regular expressions]) ;;
5193 esac
5194 ])dnl
5195 dnl ---------------------------------------------------------------------------
5196 dnl CF_REMOVE_DEFINE version: 3 updated: 2010/01/09 11:05:50
5197 dnl ----------------
5198 dnl Remove all -U and -D options that refer to the given symbol from a list
5199 dnl of C compiler options.  This works around the problem that not all
5200 dnl compilers process -U and -D options from left-to-right, so a -U option
5201 dnl cannot be used to cancel the effect of a preceding -D option.
5202 dnl
5203 dnl $1 = target (which could be the same as the source variable)
5204 dnl $2 = source (including '$')
5205 dnl $3 = symbol to remove
5206 define([CF_REMOVE_DEFINE],
5207 [
5208 $1=`echo "$2" | \
5209         sed     -e 's/-[[UD]]'"$3"'\(=[[^       ]]*\)\?[[       ]]/ /g' \
5210                 -e 's/-[[UD]]'"$3"'\(=[[^       ]]*\)\?[$]//g'`
5211 ])dnl
5212 dnl ---------------------------------------------------------------------------
5213 dnl CF_REMOVE_LIB version: 1 updated: 2007/02/17 14:11:52
5214 dnl -------------
5215 dnl Remove the given library from the symbol
5216 dnl
5217 dnl $1 = target (which could be the same as the source variable)
5218 dnl $2 = source (including '$')
5219 dnl $3 = library to remove
5220 define([CF_REMOVE_LIB],
5221 [
5222 # remove $3 library from $2
5223 $1=`echo "$2" | sed -e 's/-l$3[[        ]]//g' -e 's/-l$3[$]//'`
5224 ])dnl
5225 dnl ---------------------------------------------------------------------------
5226 dnl CF_RPATH_HACK version: 10 updated: 2013/07/22 18:27:50
5227 dnl -------------
5228 AC_DEFUN([CF_RPATH_HACK],
5229 [
5230 AC_REQUIRE([CF_LD_RPATH_OPT])
5231 AC_MSG_CHECKING(for updated LDFLAGS)
5232 if test -n "$LD_RPATH_OPT" ; then
5233         AC_MSG_RESULT(maybe)
5234
5235         AC_CHECK_PROGS(cf_ldd_prog,ldd,no)
5236         cf_rpath_list="/usr/lib /lib"
5237         if test "$cf_ldd_prog" != no
5238         then
5239                 cf_rpath_oops=
5240
5241 AC_TRY_LINK([#include <stdio.h>],
5242                 [printf("Hello");],
5243                 [cf_rpath_oops=`$cf_ldd_prog conftest$ac_exeext | fgrep ' not found' | sed -e 's% =>.*$%%' |sort -u`
5244                  cf_rpath_list=`$cf_ldd_prog conftest$ac_exeext | fgrep / | sed -e 's%^.*[[     ]]/%/%' -e 's%/[[^/]][[^/]]*$%%' |sort -u`])
5245
5246                 # If we passed the link-test, but get a "not found" on a given library,
5247                 # this could be due to inept reconfiguration of gcc to make it only
5248                 # partly honor /usr/local/lib (or whatever).  Sometimes this behavior
5249                 # is intentional, e.g., installing gcc in /usr/bin and suppressing the
5250                 # /usr/local libraries.
5251                 if test -n "$cf_rpath_oops"
5252                 then
5253                         for cf_rpath_src in $cf_rpath_oops
5254                         do
5255                                 for cf_rpath_dir in \
5256                                         /usr/local \
5257                                         /usr/pkg \
5258                                         /opt/sfw
5259                                 do
5260                                         if test -f $cf_rpath_dir/lib/$cf_rpath_src
5261                                         then
5262                                                 CF_VERBOSE(...adding -L$cf_rpath_dir/lib to LDFLAGS for $cf_rpath_src)
5263                                                 LDFLAGS="$LDFLAGS -L$cf_rpath_dir/lib"
5264                                                 break
5265                                         fi
5266                                 done
5267                         done
5268                 fi
5269         fi
5270
5271         CF_VERBOSE(...checking EXTRA_LDFLAGS $EXTRA_LDFLAGS)
5272
5273         CF_RPATH_HACK_2(LDFLAGS)
5274         CF_RPATH_HACK_2(LIBS)
5275
5276         CF_VERBOSE(...checked EXTRA_LDFLAGS $EXTRA_LDFLAGS)
5277 else
5278         AC_MSG_RESULT(no)
5279 fi
5280 AC_SUBST(EXTRA_LDFLAGS)
5281 ])dnl
5282 dnl ---------------------------------------------------------------------------
5283 dnl CF_RPATH_HACK_2 version: 6 updated: 2010/04/17 16:31:24
5284 dnl ---------------
5285 dnl Do one set of substitutions for CF_RPATH_HACK, adding an rpath option to
5286 dnl EXTRA_LDFLAGS for each -L option found.
5287 dnl
5288 dnl $cf_rpath_list contains a list of directories to ignore.
5289 dnl
5290 dnl $1 = variable name to update.  The LDFLAGS variable should be the only one,
5291 dnl      but LIBS often has misplaced -L options.
5292 AC_DEFUN([CF_RPATH_HACK_2],
5293 [
5294 CF_VERBOSE(...checking $1 [$]$1)
5295
5296 cf_rpath_dst=
5297 for cf_rpath_src in [$]$1
5298 do
5299         case $cf_rpath_src in #(vi
5300         -L*) #(vi
5301
5302                 # check if this refers to a directory which we will ignore
5303                 cf_rpath_skip=no
5304                 if test -n "$cf_rpath_list"
5305                 then
5306                         for cf_rpath_item in $cf_rpath_list
5307                         do
5308                                 if test "x$cf_rpath_src" = "x-L$cf_rpath_item"
5309                                 then
5310                                         cf_rpath_skip=yes
5311                                         break
5312                                 fi
5313                         done
5314                 fi
5315
5316                 if test "$cf_rpath_skip" = no
5317                 then
5318                         # transform the option
5319                         if test "$LD_RPATH_OPT" = "-R " ; then
5320                                 cf_rpath_tmp=`echo "$cf_rpath_src" |sed -e "s%-L%-R %"`
5321                         else
5322                                 cf_rpath_tmp=`echo "$cf_rpath_src" |sed -e "s%-L%$LD_RPATH_OPT%"`
5323                         fi
5324
5325                         # if we have not already added this, add it now
5326                         cf_rpath_tst=`echo "$EXTRA_LDFLAGS" | sed -e "s%$cf_rpath_tmp %%"`
5327                         if test "x$cf_rpath_tst" = "x$EXTRA_LDFLAGS"
5328                         then
5329                                 CF_VERBOSE(...Filter $cf_rpath_src ->$cf_rpath_tmp)
5330                                 EXTRA_LDFLAGS="$cf_rpath_tmp $EXTRA_LDFLAGS"
5331                         fi
5332                 fi
5333                 ;;
5334         esac
5335         cf_rpath_dst="$cf_rpath_dst $cf_rpath_src"
5336 done
5337 $1=$cf_rpath_dst
5338
5339 CF_VERBOSE(...checked $1 [$]$1)
5340 AC_SUBST(EXTRA_LDFLAGS)
5341 ])dnl
5342 dnl ---------------------------------------------------------------------------
5343 dnl CF_SHARED_OPTS version: 81 updated: 2013/08/03 18:18:08
5344 dnl --------------
5345 dnl --------------
5346 dnl Attempt to determine the appropriate CC/LD options for creating a shared
5347 dnl library.
5348 dnl
5349 dnl Notes:
5350 dnl a) ${LOCAL_LDFLAGS} is used to link executables that will run within
5351 dnl the build-tree, i.e., by making use of the libraries that are compiled in
5352 dnl $rel_builddir/lib We avoid compiling-in a $rel_builddir/lib path for the
5353 dnl shared library since that can lead to unexpected results at runtime.
5354 dnl b) ${LOCAL_LDFLAGS2} has the same intention but assumes that the shared
5355 dnl libraries are compiled in ../../lib
5356 dnl
5357 dnl The variable 'cf_cv_do_symlinks' is used to control whether we configure
5358 dnl to install symbolic links to the rel/abi versions of shared libraries.
5359 dnl
5360 dnl The variable 'cf_cv_shlib_version' controls whether we use the rel or abi
5361 dnl version when making symbolic links.
5362 dnl
5363 dnl The variable 'cf_cv_shlib_version_infix' controls whether shared library
5364 dnl version numbers are infix (ex: libncurses.<ver>.dylib) or postfix
5365 dnl (ex: libncurses.so.<ver>).
5366 dnl
5367 dnl Some loaders leave 'so_locations' lying around.  It's nice to clean up.
5368 AC_DEFUN([CF_SHARED_OPTS],
5369 [
5370         AC_REQUIRE([CF_LD_RPATH_OPT])
5371         RM_SHARED_OPTS=
5372         LOCAL_LDFLAGS=
5373         LOCAL_LDFLAGS2=
5374         LD_SHARED_OPTS=
5375         INSTALL_LIB="-m 644"
5376         : ${rel_builddir:=.}
5377
5378         cf_cv_do_symlinks=no
5379         cf_ld_rpath_opt=
5380         test "$cf_cv_enable_rpath" = yes && cf_ld_rpath_opt="$LD_RPATH_OPT"
5381
5382         AC_MSG_CHECKING(if release/abi version should be used for shared libs)
5383         AC_ARG_WITH(shlib-version,
5384         [  --with-shlib-version=X  Specify rel or abi version for shared libs],
5385         [test -z "$withval" && withval=auto
5386         case $withval in #(vi
5387         yes) #(vi
5388                 cf_cv_shlib_version=auto
5389                 ;;
5390         rel|abi|auto|no) #(vi
5391                 cf_cv_shlib_version=$withval
5392                 ;;
5393         *)
5394                 AC_MSG_ERROR([option value must be one of: rel, abi, auto or no])
5395                 ;;
5396         esac
5397         ],[cf_cv_shlib_version=auto])
5398         AC_MSG_RESULT($cf_cv_shlib_version)
5399
5400         cf_cv_rm_so_locs=no
5401         cf_try_cflags=
5402
5403         # Some less-capable ports of gcc support only -fpic
5404         CC_SHARED_OPTS=
5405         if test "$GCC" = yes
5406         then
5407                 AC_MSG_CHECKING(which $CC option to use)
5408                 cf_save_CFLAGS="$CFLAGS"
5409                 for CC_SHARED_OPTS in -fPIC -fpic ''
5410                 do
5411                         CFLAGS="$cf_save_CFLAGS $CC_SHARED_OPTS"
5412                         AC_TRY_COMPILE([#include <stdio.h>],[int x = 1],[break],[])
5413                 done
5414                 AC_MSG_RESULT($CC_SHARED_OPTS)
5415                 CFLAGS="$cf_save_CFLAGS"
5416         fi
5417
5418         cf_cv_shlib_version_infix=no
5419
5420         case $cf_cv_system_name in #(vi
5421         aix4.[3-9]*|aix[[5-7]]*) #(vi
5422                 if test "$GCC" = yes; then
5423                         CC_SHARED_OPTS=
5424                         MK_SHARED_LIB='${CC} -shared -Wl,-brtl -Wl,-blibpath:${RPATH_LIST}:/usr/lib -o [$]@'
5425                 else
5426                         # CC_SHARED_OPTS='-qpic=large -G'
5427                         # perhaps "-bM:SRE -bnoentry -bexpall"
5428                         MK_SHARED_LIB='${CC} -G -Wl,-brtl -Wl,-blibpath:${RPATH_LIST}:/usr/lib -o [$]@'
5429                 fi
5430                 ;;
5431         beos*) #(vi
5432                 MK_SHARED_LIB='${CC} ${CFLAGS} -o $[@] -Xlinker -soname=`basename $[@]` -nostart -e 0'
5433                 ;;
5434         cygwin*) #(vi
5435                 CC_SHARED_OPTS=
5436                 MK_SHARED_LIB='sh '$rel_builddir'/mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}'
5437                 RM_SHARED_OPTS="$RM_SHARED_OPTS $rel_builddir/mk_shared_lib.sh *.dll.a"
5438                 cf_cv_shlib_version=cygdll
5439                 cf_cv_shlib_version_infix=cygdll
5440                 cat >mk_shared_lib.sh <<-CF_EOF
5441                 #!/bin/sh
5442                 SHARED_LIB=\[$]1
5443                 IMPORT_LIB=\`echo "\[$]1" | sed -e 's/cyg/lib/' -e 's/[[0-9]]*\.dll[$]/.dll.a/'\`
5444                 shift
5445                 cat <<-EOF
5446                 Linking shared library
5447                 ** SHARED_LIB \[$]SHARED_LIB
5448                 ** IMPORT_LIB \[$]IMPORT_LIB
5449 EOF
5450                 exec \[$]* -shared -Wl,--out-implib=\[$]{IMPORT_LIB} -Wl,--export-all-symbols -o \[$]{SHARED_LIB}
5451 CF_EOF
5452                 chmod +x mk_shared_lib.sh
5453                 ;;
5454         darwin*) #(vi
5455                 cf_try_cflags="no-cpp-precomp"
5456                 CC_SHARED_OPTS="-dynamic"
5457                 MK_SHARED_LIB='${CC} ${CFLAGS} -dynamiclib -install_name ${libdir}/`basename $[@]` -compatibility_version ${ABI_VERSION} -current_version ${ABI_VERSION} -o $[@]'
5458                 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=abi
5459                 cf_cv_shlib_version_infix=yes
5460                 AC_CACHE_CHECK([if ld -search_paths_first works], cf_cv_ldflags_search_paths_first, [
5461                         cf_save_LDFLAGS=$LDFLAGS
5462                         LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
5463                         AC_TRY_LINK(, [int i;], cf_cv_ldflags_search_paths_first=yes, cf_cv_ldflags_search_paths_first=no)
5464                                 LDFLAGS=$cf_save_LDFLAGS])
5465                 if test $cf_cv_ldflags_search_paths_first = yes; then
5466                         LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
5467                 fi
5468                 ;;
5469         hpux[[7-8]]*) #(vi
5470                 # HP-UX 8.07 ld lacks "+b" option used for libdir search-list
5471                 if test "$GCC" != yes; then
5472                         CC_SHARED_OPTS='+Z'
5473                 fi
5474                 MK_SHARED_LIB='${LD} -b -o $[@]'
5475                 INSTALL_LIB="-m 555"
5476                 ;;
5477         hpux*) #(vi
5478                 # (tested with gcc 2.7.2 -- I don't have c89)
5479                 if test "$GCC" = yes; then
5480                         LD_SHARED_OPTS='-Xlinker +b -Xlinker ${libdir}'
5481                 else
5482                         CC_SHARED_OPTS='+Z'
5483                         LD_SHARED_OPTS='-Wl,+b,${libdir}'
5484                 fi
5485                 MK_SHARED_LIB='${LD} +b ${libdir} -b -o $[@]'
5486                 # HP-UX shared libraries must be executable, and should be
5487                 # readonly to exploit a quirk in the memory manager.
5488                 INSTALL_LIB="-m 555"
5489                 ;;
5490         interix*)
5491                 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
5492                 if test "$cf_cv_shlib_version" = rel; then
5493                         cf_shared_soname='`basename $@ .${REL_VERSION}`.${ABI_VERSION}'
5494                 else
5495                         cf_shared_soname='`basename $@`'
5496                 fi
5497                 CC_SHARED_OPTS=
5498                 MK_SHARED_LIB='${CC} -shared -Wl,-rpath,${RPATH_LIST} -Wl,-h,'$cf_shared_soname' -o $@'
5499                 ;;
5500         irix*) #(vi
5501                 if test "$cf_cv_enable_rpath" = yes ; then
5502                         EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
5503                 fi
5504                 # tested with IRIX 5.2 and 'cc'.
5505                 if test "$GCC" != yes; then
5506                         CC_SHARED_OPTS='-KPIC'
5507                         MK_SHARED_LIB='${CC} -shared -rdata_shared -soname `basename $[@]` -o $[@]'
5508                 else
5509                         MK_SHARED_LIB='${CC} -shared -Wl,-soname,`basename $[@]` -o $[@]'
5510                 fi
5511                 cf_cv_rm_so_locs=yes
5512                 ;;
5513         linux*|gnu*|k*bsd*-gnu) #(vi
5514                 if test "$DFT_LWR_MODEL" = "shared" ; then
5515                         LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
5516                         LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
5517                 fi
5518                 if test "$cf_cv_enable_rpath" = yes ; then
5519                         EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
5520                 fi
5521                 CF_SHARED_SONAME
5522                 MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname',-stats,-lc -o $[@]'
5523                 ;;
5524         mingw*) #(vi
5525                 cf_cv_shlib_version=mingw
5526                 cf_cv_shlib_version_infix=mingw
5527                 if test "$DFT_LWR_MODEL" = "shared" ; then
5528                         LOCAL_LDFLAGS="-Wl,--enable-auto-import"
5529                         LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
5530                         EXTRA_LDFLAGS="-Wl,--enable-auto-import $EXTRA_LDFLAGS"
5531                 fi
5532                 CC_SHARED_OPTS=
5533                 MK_SHARED_LIB='sh '$rel_builddir'/mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}'
5534                 RM_SHARED_OPTS="$RM_SHARED_OPTS $rel_builddir/mk_shared_lib.sh *.dll.a"
5535                 cat >mk_shared_lib.sh <<-CF_EOF
5536                 #!/bin/sh
5537                 SHARED_LIB=\[$]1
5538                 IMPORT_LIB=\`echo "\[$]1" | sed -e 's/[[0-9]]*\.dll[$]/.dll.a/'\`
5539                 shift
5540                 cat <<-EOF
5541                 Linking shared library
5542                 ** SHARED_LIB \[$]SHARED_LIB
5543                 ** IMPORT_LIB \[$]IMPORT_LIB
5544 EOF
5545                 exec \[$]* -shared -Wl,--enable-auto-import,--out-implib=\[$]{IMPORT_LIB} -Wl,--export-all-symbols -o \[$]{SHARED_LIB}
5546 CF_EOF
5547                 chmod +x mk_shared_lib.sh
5548                 ;;
5549         openbsd[[2-9]].*|mirbsd*) #(vi
5550                 if test "$DFT_LWR_MODEL" = "shared" ; then
5551                         LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
5552                         LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
5553                 fi
5554                 if test "$cf_cv_enable_rpath" = yes ; then
5555                         EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
5556                 fi
5557                 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
5558                 CF_SHARED_SONAME
5559                 MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-Bshareable,-soname,'$cf_cv_shared_soname',-stats,-lc -o $[@]'
5560                 ;;
5561         nto-qnx*|openbsd*|freebsd[[12]].*) #(vi
5562                 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
5563                 MK_SHARED_LIB='${LD} -Bshareable -o $[@]'
5564                 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
5565                 ;;
5566         dragonfly*|freebsd*) #(vi
5567                 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
5568                 if test "$DFT_LWR_MODEL" = "shared" && test "$cf_cv_enable_rpath" = yes ; then
5569                         LOCAL_LDFLAGS="${cf_ld_rpath_opt}\$(LOCAL_LIBDIR)"
5570                         LOCAL_LDFLAGS2="${cf_ld_rpath_opt}\${RPATH_LIST} $LOCAL_LDFLAGS"
5571                         EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
5572                 fi
5573                 CF_SHARED_SONAME
5574                 MK_SHARED_LIB='${CC} -Wl,-shared -Wl,-Bshareable -soname=`basename $[@]` -o $[@]'
5575                 ;;
5576         netbsd*) #(vi
5577                 CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
5578                 if test "$DFT_LWR_MODEL" = "shared" && test "$cf_cv_enable_rpath" = yes ; then
5579                         LOCAL_LDFLAGS="${cf_ld_rpath_opt}\$(LOCAL_LIBDIR)"
5580                         LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
5581                         EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
5582                         if test "$cf_cv_shlib_version" = auto; then
5583                         if test -f /usr/libexec/ld.elf_so; then
5584                                 cf_cv_shlib_version=abi
5585                         else
5586                                 cf_cv_shlib_version=rel
5587                         fi
5588                         fi
5589                         CF_SHARED_SONAME
5590                         MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname' -o $[@]'
5591                 else
5592                         MK_SHARED_LIB='${CC} -Wl,-shared -Wl,-Bshareable -o $[@]'
5593                 fi
5594                 ;;
5595         osf*|mls+*) #(vi
5596                 # tested with OSF/1 V3.2 and 'cc'
5597                 # tested with OSF/1 V3.2 and gcc 2.6.3 (but the c++ demo didn't
5598                 # link with shared libs).
5599                 MK_SHARED_LIB='${LD} -set_version ${REL_VERSION}:${ABI_VERSION} -expect_unresolved "*" -shared -soname `basename $[@]`'
5600                 case $host_os in #(vi
5601                 osf4*)
5602                         MK_SHARED_LIB="${MK_SHARED_LIB} -msym"
5603                         ;;
5604                 esac
5605                 MK_SHARED_LIB="${MK_SHARED_LIB}"' -o $[@]'
5606                 if test "$DFT_LWR_MODEL" = "shared" ; then
5607                         LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
5608                         LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
5609                 fi
5610                 cf_cv_rm_so_locs=yes
5611                 ;;
5612         sco3.2v5*)  # (also uw2* and UW7: hops 13-Apr-98
5613                 # tested with osr5.0.5
5614                 if test "$GCC" != yes; then
5615                         CC_SHARED_OPTS='-belf -KPIC'
5616                 fi
5617                 MK_SHARED_LIB='${LD} -dy -G -h `basename $[@] .${REL_VERSION}`.${ABI_VERSION} -o [$]@'
5618                 if test "$cf_cv_enable_rpath" = yes ; then
5619                         # only way is to set LD_RUN_PATH but no switch for it
5620                         RUN_PATH=$libdir
5621                 fi
5622                 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
5623                 LINK_PROGS='LD_RUN_PATH=${libdir}'
5624                 LINK_TESTS='Pwd=`pwd`;LD_RUN_PATH=`dirname $${Pwd}`/lib'
5625                 ;;
5626         sunos4*) #(vi
5627                 # tested with SunOS 4.1.1 and gcc 2.7.0
5628                 if test "$GCC" != yes; then
5629                         CC_SHARED_OPTS='-KPIC'
5630                 fi
5631                 MK_SHARED_LIB='${LD} -assert pure-text -o $[@]'
5632                 test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
5633                 ;;
5634         solaris2*) #(vi
5635                 # tested with SunOS 5.5.1 (solaris 2.5.1) and gcc 2.7.2
5636                 # tested with SunOS 5.10 (solaris 10) and gcc 3.4.3
5637                 if test "$DFT_LWR_MODEL" = "shared" ; then
5638                         LOCAL_LDFLAGS="-R \$(LOCAL_LIBDIR):\${libdir}"
5639                         LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
5640                 fi
5641                 if test "$cf_cv_enable_rpath" = yes ; then
5642                         EXTRA_LDFLAGS="-R \${libdir} $EXTRA_LDFLAGS"
5643                 fi
5644                 CF_SHARED_SONAME
5645                 if test "$GCC" != yes; then
5646                         cf_save_CFLAGS="$CFLAGS"
5647                         for cf_shared_opts in -xcode=pic32 -xcode=pic13 -KPIC -Kpic -O
5648                         do
5649                                 CFLAGS="$cf_shared_opts $cf_save_CFLAGS"
5650                                 AC_TRY_COMPILE([#include <stdio.h>],[printf("Hello\n");],[break])
5651                         done
5652                         CFLAGS="$cf_save_CFLAGS"
5653                         CC_SHARED_OPTS=$cf_shared_opts
5654                         MK_SHARED_LIB='${CC} -dy -G -h '$cf_cv_shared_soname' -o $[@]'
5655                 else
5656                         MK_SHARED_LIB='${CC} -shared -dy -G -h '$cf_cv_shared_soname' -o $[@]'
5657                 fi
5658                 ;;
5659         sysv5uw7*|unix_sv*) #(vi
5660                 # tested with UnixWare 7.1.0 (gcc 2.95.2 and cc)
5661                 if test "$GCC" != yes; then
5662                         CC_SHARED_OPTS='-KPIC'
5663                 fi
5664                 MK_SHARED_LIB='${LD} -d y -G -o [$]@'
5665                 ;;
5666         *)
5667                 CC_SHARED_OPTS='unknown'
5668                 MK_SHARED_LIB='echo unknown'
5669                 ;;
5670         esac
5671
5672         # This works if the last tokens in $MK_SHARED_LIB are the -o target.
5673         case "$cf_cv_shlib_version" in #(vi
5674         rel|abi)
5675                 case "$MK_SHARED_LIB" in #(vi
5676                 *'-o $[@]') #(vi
5677                         test "$cf_cv_do_symlinks" = no && cf_cv_do_symlinks=yes
5678                         ;;
5679                 *)
5680                         AC_MSG_WARN(ignored --with-shlib-version)
5681                         ;;
5682                 esac
5683                 ;;
5684         esac
5685
5686         if test -n "$cf_try_cflags"
5687         then
5688 cat > conftest.$ac_ext <<EOF
5689 #line __oline__ "${as_me:-configure}"
5690 #include <stdio.h>
5691 int main(int argc, char *argv[[]])
5692 {
5693         printf("hello\n");
5694         return (argv[[argc-1]] == 0) ;
5695 }
5696 EOF
5697                 cf_save_CFLAGS="$CFLAGS"
5698                 for cf_opt in $cf_try_cflags
5699                 do
5700                         CFLAGS="$cf_save_CFLAGS -$cf_opt"
5701                         AC_MSG_CHECKING(if CFLAGS option -$cf_opt works)
5702                         if AC_TRY_EVAL(ac_compile); then
5703                                 AC_MSG_RESULT(yes)
5704                                 cf_save_CFLAGS="$CFLAGS"
5705                         else
5706                                 AC_MSG_RESULT(no)
5707                         fi
5708                 done
5709                 CFLAGS="$cf_save_CFLAGS"
5710         fi
5711
5712
5713         # RPATH_LIST is a colon-separated list of directories
5714         test -n "$cf_ld_rpath_opt" && MK_SHARED_LIB="$MK_SHARED_LIB $cf_ld_rpath_opt\${RPATH_LIST}"
5715         test -z "$RPATH_LIST" && RPATH_LIST="\${libdir}"
5716
5717         test $cf_cv_rm_so_locs = yes && RM_SHARED_OPTS="$RM_SHARED_OPTS so_locations"
5718
5719         CF_VERBOSE(CC_SHARED_OPTS: $CC_SHARED_OPTS)
5720         CF_VERBOSE(MK_SHARED_LIB:  $MK_SHARED_LIB)
5721
5722         AC_SUBST(CC_SHARED_OPTS)
5723         AC_SUBST(LD_RPATH_OPT)
5724         AC_SUBST(LD_SHARED_OPTS)
5725         AC_SUBST(MK_SHARED_LIB)
5726         AC_SUBST(RM_SHARED_OPTS)
5727
5728         AC_SUBST(LINK_PROGS)
5729         AC_SUBST(LINK_TESTS)
5730
5731         AC_SUBST(EXTRA_LDFLAGS)
5732         AC_SUBST(LOCAL_LDFLAGS)
5733         AC_SUBST(LOCAL_LDFLAGS2)
5734
5735         AC_SUBST(INSTALL_LIB)
5736         AC_SUBST(RPATH_LIST)
5737 ])dnl
5738 dnl ---------------------------------------------------------------------------
5739 dnl CF_SHARED_SONAME version: 3 updated: 2008/09/08 18:34:43
5740 dnl ----------------
5741 dnl utility macro for CF_SHARED_OPTS, constructs "$cf_cv_shared_soname" for
5742 dnl substitution into MK_SHARED_LIB string for the "-soname" (or similar)
5743 dnl option.
5744 dnl
5745 dnl $1 is the default that should be used for "$cf_cv_shlib_version".
5746 dnl If missing, use "rel".
5747 define([CF_SHARED_SONAME],
5748 [
5749         test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=ifelse($1,,rel,$1)
5750         if test "$cf_cv_shlib_version" = rel; then
5751                 cf_cv_shared_soname='`basename $[@] .${REL_VERSION}`.${ABI_VERSION}'
5752         else
5753                 cf_cv_shared_soname='`basename $[@]`'
5754         fi
5755 ])
5756 dnl ---------------------------------------------------------------------------
5757 dnl CF_SIGWINCH version: 1 updated: 2006/04/02 16:41:09
5758 dnl -----------
5759 dnl Use this macro after CF_XOPEN_SOURCE, but do not require it (not all
5760 dnl programs need this test).
5761 dnl
5762 dnl This is really a MacOS X 10.4.3 workaround.  Defining _POSIX_C_SOURCE
5763 dnl forces SIGWINCH to be undefined (breaks xterm, ncurses).  Oddly, the struct
5764 dnl winsize declaration is left alone - we may revisit this if Apple choose to
5765 dnl break that part of the interface as well.
5766 AC_DEFUN([CF_SIGWINCH],
5767 [
5768 AC_CACHE_CHECK(if SIGWINCH is defined,cf_cv_define_sigwinch,[
5769         AC_TRY_COMPILE([
5770 #include <sys/types.h>
5771 #include <sys/signal.h>
5772 ],[int x = SIGWINCH],
5773         [cf_cv_define_sigwinch=yes],
5774         [AC_TRY_COMPILE([
5775 #undef _XOPEN_SOURCE
5776 #undef _POSIX_SOURCE
5777 #undef _POSIX_C_SOURCE
5778 #include <sys/types.h>
5779 #include <sys/signal.h>
5780 ],[int x = SIGWINCH],
5781         [cf_cv_define_sigwinch=maybe],
5782         [cf_cv_define_sigwinch=no])
5783 ])
5784 ])
5785
5786 if test "$cf_cv_define_sigwinch" = maybe ; then
5787 AC_CACHE_CHECK(for actual SIGWINCH definition,cf_cv_fixup_sigwinch,[
5788 cf_cv_fixup_sigwinch=unknown
5789 cf_sigwinch=32
5790 while test $cf_sigwinch != 1
5791 do
5792         AC_TRY_COMPILE([
5793 #undef _XOPEN_SOURCE
5794 #undef _POSIX_SOURCE
5795 #undef _POSIX_C_SOURCE
5796 #include <sys/types.h>
5797 #include <sys/signal.h>
5798 ],[
5799 #if SIGWINCH != $cf_sigwinch
5800 make an error
5801 #endif
5802 int x = SIGWINCH],
5803         [cf_cv_fixup_sigwinch=$cf_sigwinch
5804          break])
5805
5806 cf_sigwinch=`expr $cf_sigwinch - 1`
5807 done
5808 ])
5809
5810         if test "$cf_cv_fixup_sigwinch" != unknown ; then
5811                 CPPFLAGS="$CPPFLAGS -DSIGWINCH=$cf_cv_fixup_sigwinch"
5812         fi
5813 fi
5814 ])dnl
5815 dnl ---------------------------------------------------------------------------
5816 dnl CF_SIG_ATOMIC_T version: 3 updated: 2012/10/04 20:12:20
5817 dnl ---------------
5818 dnl signal handler, but there are some gcc depedencies in that recommendation.
5819 dnl Try anyway.
5820 AC_DEFUN([CF_SIG_ATOMIC_T],
5821 [
5822 AC_MSG_CHECKING(for signal global datatype)
5823 AC_CACHE_VAL(cf_cv_sig_atomic_t,[
5824         for cf_type in \
5825                 "volatile sig_atomic_t" \
5826                 "sig_atomic_t" \
5827                 "int"
5828         do
5829         AC_TRY_COMPILE([
5830 #include <sys/types.h>
5831 #include <signal.h>
5832 #include <stdio.h>
5833
5834 extern $cf_type x;
5835 $cf_type x;
5836 static void handler(int sig)
5837 {
5838         x = 5;
5839 }],
5840                 [signal(SIGINT, handler);
5841                  x = 1],
5842                 [cf_cv_sig_atomic_t=$cf_type],
5843                 [cf_cv_sig_atomic_t=no])
5844                 test "$cf_cv_sig_atomic_t" != no && break
5845         done
5846         ])
5847 AC_MSG_RESULT($cf_cv_sig_atomic_t)
5848 test "$cf_cv_sig_atomic_t" != no && AC_DEFINE_UNQUOTED(SIG_ATOMIC_T, $cf_cv_sig_atomic_t,[Define to signal global datatype])
5849 ])dnl
5850 dnl ---------------------------------------------------------------------------
5851 dnl CF_SIZECHANGE version: 9 updated: 2012/10/06 11:17:15
5852 dnl -------------
5853 dnl Check for definitions & structures needed for window size-changing
5854 dnl FIXME: check that this works with "snake" (HP-UX 10.x)
5855 AC_DEFUN([CF_SIZECHANGE],
5856 [
5857 AC_REQUIRE([CF_STRUCT_TERMIOS])
5858 AC_CACHE_CHECK(declaration of size-change, cf_cv_sizechange,[
5859     cf_cv_sizechange=unknown
5860     cf_save_CPPFLAGS="$CPPFLAGS"
5861
5862 for cf_opts in "" "NEED_PTEM_H"
5863 do
5864
5865     CPPFLAGS="$cf_save_CPPFLAGS"
5866     test -n "$cf_opts" && CPPFLAGS="$CPPFLAGS -D$cf_opts"
5867     AC_TRY_COMPILE([#include <sys/types.h>
5868 #ifdef HAVE_TERMIOS_H
5869 #include <termios.h>
5870 #else
5871 #ifdef HAVE_TERMIO_H
5872 #include <termio.h>
5873 #endif
5874 #endif
5875 #ifdef NEED_PTEM_H
5876 /* This is a workaround for SCO:  they neglected to define struct winsize in
5877  * termios.h -- it's only in termio.h and ptem.h
5878  */
5879 #include        <sys/stream.h>
5880 #include        <sys/ptem.h>
5881 #endif
5882 #if !defined(sun) || !defined(HAVE_TERMIOS_H)
5883 #include <sys/ioctl.h>
5884 #endif
5885 ],[
5886 #ifdef TIOCGSIZE
5887         struct ttysize win;     /* FIXME: what system is this? */
5888         int y = win.ts_lines;
5889         int x = win.ts_cols;
5890 #else
5891 #ifdef TIOCGWINSZ
5892         struct winsize win;
5893         int y = win.ws_row;
5894         int x = win.ws_col;
5895 #else
5896         no TIOCGSIZE or TIOCGWINSZ
5897 #endif /* TIOCGWINSZ */
5898 #endif /* TIOCGSIZE */
5899         ],
5900         [cf_cv_sizechange=yes],
5901         [cf_cv_sizechange=no])
5902
5903         CPPFLAGS="$cf_save_CPPFLAGS"
5904         if test "$cf_cv_sizechange" = yes ; then
5905                 echo "size-change succeeded ($cf_opts)" >&AC_FD_CC
5906                 test -n "$cf_opts" && cf_cv_sizechange="$cf_opts"
5907                 break
5908         fi
5909 done
5910 ])
5911 if test "$cf_cv_sizechange" != no ; then
5912         AC_DEFINE(HAVE_SIZECHANGE,1,[Define to 1 if sizechar declarations are provided])
5913         case $cf_cv_sizechange in #(vi
5914         NEED*)
5915                 AC_DEFINE_UNQUOTED($cf_cv_sizechange )
5916                 ;;
5917         esac
5918 fi
5919 ])dnl
5920 dnl ---------------------------------------------------------------------------
5921 dnl CF_SRC_MODULES version: 27 updated: 2013/08/03 18:18:08
5922 dnl --------------
5923 dnl For each parameter, test if the source-directory exists, and if it contains
5924 dnl a 'modules' file.  If so, add to the list $cf_cv_src_modules which we'll
5925 dnl use in CF_LIB_RULES.
5926 dnl
5927 dnl This uses the configured value to make the lists SRC_SUBDIRS and
5928 dnl SUB_MAKEFILES which are used in the makefile-generation scheme.
5929 AC_DEFUN([CF_SRC_MODULES],
5930 [
5931 AC_MSG_CHECKING(for src modules)
5932
5933 # dependencies and linker-arguments for test-programs
5934 TEST_DEPS="${LIB_DIR}/${LIB_PREFIX}${LIB_NAME}${DFT_DEP_SUFFIX} $TEST_DEPS"
5935 TEST_DEP2="${LIB_2ND}/${LIB_PREFIX}${LIB_NAME}${DFT_DEP_SUFFIX} $TEST_DEP2"
5936 if test "$DFT_LWR_MODEL" = "libtool"; then
5937         TEST_ARGS="${TEST_DEPS}"
5938         TEST_ARG2="${TEST_DEP2}"
5939 else
5940         TEST_ARGS="-l${LIB_NAME}${DFT_ARG_SUFFIX} $TEST_ARGS"
5941         TEST_ARG2="-l${LIB_NAME}${DFT_ARG_SUFFIX} $TEST_ARG2"
5942 fi
5943
5944 PC_MODULES_TO_MAKE="ncurses${DFT_ARG_SUFFIX}"
5945 cf_cv_src_modules=
5946 for cf_dir in $1
5947 do
5948         if test -f $srcdir/$cf_dir/modules; then
5949
5950                 # We may/may not have tack in the distribution, though the
5951                 # makefile is.
5952                 if test $cf_dir = tack ; then
5953                         if test ! -f $srcdir/${cf_dir}/${cf_dir}.h; then
5954                                 continue
5955                         fi
5956                 fi
5957
5958                 if test -z "$cf_cv_src_modules"; then
5959                         cf_cv_src_modules=$cf_dir
5960                 else
5961                         cf_cv_src_modules="$cf_cv_src_modules $cf_dir"
5962                 fi
5963
5964                 # Make the ncurses_cfg.h file record the library interface files as
5965                 # well.  These are header files that are the same name as their
5966                 # directory.  Ncurses is the only library that does not follow
5967                 # that pattern.
5968                 if test $cf_dir = tack ; then
5969                         continue
5970                 elif test -f $srcdir/${cf_dir}/${cf_dir}.h; then
5971                         CF_UPPER(cf_have_include,$cf_dir)
5972                         AC_DEFINE_UNQUOTED(HAVE_${cf_have_include}_H)
5973                         AC_DEFINE_UNQUOTED(HAVE_LIB${cf_have_include})
5974                         TEST_DEPS="${LIB_DIR}/${LIB_PREFIX}${cf_dir}${DFT_DEP_SUFFIX} $TEST_DEPS"
5975                         TEST_DEP2="${LIB_2ND}/${LIB_PREFIX}${cf_dir}${DFT_DEP_SUFFIX} $TEST_DEP2"
5976                         if test "$DFT_LWR_MODEL" = "libtool"; then
5977                                 TEST_ARGS="${TEST_DEPS}"
5978                                 TEST_ARG2="${TEST_DEP2}"
5979                         else
5980                                 TEST_ARGS="-l${cf_dir}${DFT_ARG_SUFFIX} $TEST_ARGS"
5981                                 TEST_ARG2="-l${cf_dir}${DFT_ARG_SUFFIX} $TEST_ARG2"
5982                         fi
5983                         PC_MODULES_TO_MAKE="${PC_MODULES_TO_MAKE} ${cf_dir}${DFT_ARG_SUFFIX}"
5984                 fi
5985         fi
5986 done
5987 AC_MSG_RESULT($cf_cv_src_modules)
5988
5989 TEST_ARGS="-L${LIB_DIR} $TEST_ARGS"
5990 TEST_ARG2="-L${LIB_2ND} $TEST_ARG2"
5991
5992 AC_SUBST(TEST_ARGS)
5993 AC_SUBST(TEST_DEPS)
5994
5995 AC_SUBST(TEST_ARG2)
5996 AC_SUBST(TEST_DEP2)
5997
5998 SRC_SUBDIRS=
5999 if test "x$cf_with_manpages" != xno ; then
6000         SRC_SUBDIRS="$SRC_SUBDIRS man"
6001 fi
6002 SRC_SUBDIRS="$SRC_SUBDIRS include"
6003 for cf_dir in $cf_cv_src_modules
6004 do
6005         SRC_SUBDIRS="$SRC_SUBDIRS $cf_dir"
6006 done
6007 if test "x$cf_with_tests" != "xno" ; then
6008         SRC_SUBDIRS="$SRC_SUBDIRS test"
6009 fi
6010 if test "x$cf_with_db_install" = xyes; then
6011         test -z "$MAKE_TERMINFO" && SRC_SUBDIRS="$SRC_SUBDIRS misc"
6012 fi
6013 if test "$cf_with_cxx_binding" != no; then
6014         PC_MODULES_TO_MAKE="${PC_MODULES_TO_MAKE} ncurses++${DFT_ARG_SUFFIX}"
6015         SRC_SUBDIRS="$SRC_SUBDIRS c++"
6016 fi
6017
6018 test "x$with_termlib" != xno && PC_MODULES_TO_MAKE="$PC_MODULES_TO_MAKE $TINFO_ARG_SUFFIX"
6019 test "x$with_ticlib" != xno && PC_MODULES_TO_MAKE="$PC_MODULES_TO_MAKE $TICS_ARG_SUFFIX"
6020
6021 AC_SUBST(PC_MODULES_TO_MAKE)
6022
6023 ADA_SUBDIRS=
6024 if test "x$cf_with_ada" = "xyes" && test "x$cf_cv_prog_gnat_correct" = xyes && test -f $srcdir/Ada95/Makefile.in; then
6025         SRC_SUBDIRS="$SRC_SUBDIRS Ada95"
6026         ADA_SUBDIRS="gen src"
6027         if test "x$cf_with_tests" != "xno" ; then
6028                 ADA_SUBDIRS="$ADA_SUBDIRS samples"
6029         fi
6030 fi
6031
6032 SUB_MAKEFILES=
6033 for cf_dir in $SRC_SUBDIRS
6034 do
6035         SUB_MAKEFILES="$SUB_MAKEFILES $cf_dir/Makefile"
6036 done
6037
6038 if test -n "$ADA_SUBDIRS"; then
6039         for cf_dir in $ADA_SUBDIRS
6040         do
6041                 SUB_MAKEFILES="$SUB_MAKEFILES Ada95/$cf_dir/Makefile"
6042         done
6043         AC_SUBST(ADA_SUBDIRS)
6044 fi
6045 ])dnl
6046 dnl ---------------------------------------------------------------------------
6047 dnl CF_STDCPP_LIBRARY version: 7 updated: 2010/05/29 16:31:02
6048 dnl -----------------
6049 dnl Check for -lstdc++, which is GNU's standard C++ library.
6050 AC_DEFUN([CF_STDCPP_LIBRARY],
6051 [
6052 if test -n "$GXX" ; then
6053 case $cf_cv_system_name in #(vi
6054 os2*) #(vi
6055         cf_stdcpp_libname=stdcpp
6056         ;;
6057 *)
6058         cf_stdcpp_libname=stdc++
6059         ;;
6060 esac
6061 AC_CACHE_CHECK(for library $cf_stdcpp_libname,cf_cv_libstdcpp,[
6062         cf_save="$LIBS"
6063         CF_ADD_LIB($cf_stdcpp_libname)
6064 AC_TRY_LINK([
6065 #include <strstream.h>],[
6066 char buf[80];
6067 strstreambuf foo(buf, sizeof(buf))
6068 ],
6069         [cf_cv_libstdcpp=yes],
6070         [cf_cv_libstdcpp=no])
6071         LIBS="$cf_save"
6072 ])
6073 test "$cf_cv_libstdcpp" = yes && CF_ADD_LIB($cf_stdcpp_libname,CXXLIBS)
6074 fi
6075 ])dnl
6076 dnl ---------------------------------------------------------------------------
6077 dnl CF_STRIP_G_OPT version: 3 updated: 2002/12/21 19:25:52
6078 dnl --------------
6079 dnl     Remove "-g" option from the compiler options
6080 AC_DEFUN([CF_STRIP_G_OPT],
6081 [$1=`echo ${$1} | sed -e 's%-g %%' -e 's%-g$%%'`])dnl
6082 dnl ---------------------------------------------------------------------------
6083 dnl CF_STRUCT_SIGACTION version: 5 updated: 2012/10/06 17:56:13
6084 dnl -------------------
6085 dnl Check if we need _POSIX_SOURCE defined to use struct sigaction.  We'll only
6086 dnl do this if we've found the sigaction function.
6087 AC_DEFUN([CF_STRUCT_SIGACTION],[
6088 AC_REQUIRE([CF_XOPEN_SOURCE])
6089
6090 if test "$ac_cv_func_sigaction" = yes; then
6091 AC_MSG_CHECKING(whether sigaction needs _POSIX_SOURCE)
6092 AC_TRY_COMPILE([
6093 #include <sys/types.h>
6094 #include <signal.h>],
6095         [struct sigaction act],
6096         [sigact_bad=no],
6097         [
6098 AC_TRY_COMPILE([
6099 #define _POSIX_SOURCE
6100 #include <sys/types.h>
6101 #include <signal.h>],
6102         [struct sigaction act],
6103         [sigact_bad=yes
6104          AC_DEFINE(_POSIX_SOURCE,1,[Define to 1 if we must define _POSIX_SOURCE])],
6105          [sigact_bad=unknown])])
6106 AC_MSG_RESULT($sigact_bad)
6107 fi
6108 ])dnl
6109 dnl ---------------------------------------------------------------------------
6110 dnl CF_STRUCT_TERMIOS version: 7 updated: 2012/10/06 17:56:13
6111 dnl -----------------
6112 dnl Some machines require _POSIX_SOURCE to completely define struct termios.
6113 AC_DEFUN([CF_STRUCT_TERMIOS],[
6114 AC_REQUIRE([CF_XOPEN_SOURCE])
6115
6116 AC_CHECK_HEADERS( \
6117 termio.h \
6118 termios.h \
6119 unistd.h \
6120 )
6121
6122 if test "$ISC" = yes ; then
6123         AC_CHECK_HEADERS( sys/termio.h )
6124 fi
6125 if test "$ac_cv_header_termios_h" = yes ; then
6126         case "$CFLAGS $CPPFLAGS" in
6127         *-D_POSIX_SOURCE*)
6128                 termios_bad=dunno ;;
6129         *)      termios_bad=maybe ;;
6130         esac
6131         if test "$termios_bad" = maybe ; then
6132         AC_MSG_CHECKING(whether termios.h needs _POSIX_SOURCE)
6133         AC_TRY_COMPILE([#include <termios.h>],
6134                 [struct termios foo; int x = foo.c_iflag],
6135                 termios_bad=no, [
6136                 AC_TRY_COMPILE([
6137 #define _POSIX_SOURCE
6138 #include <termios.h>],
6139                         [struct termios foo; int x = foo.c_iflag],
6140                         termios_bad=unknown,
6141                         termios_bad=yes AC_DEFINE(_POSIX_SOURCE,1,[Define to 1 if we must define _POSIX_SOURCE]))
6142                         ])
6143         AC_MSG_RESULT($termios_bad)
6144         fi
6145 fi
6146 ])dnl
6147 dnl ---------------------------------------------------------------------------
6148 dnl CF_SUBDIR_PATH version: 6 updated: 2010/04/21 06:20:50
6149 dnl --------------
6150 dnl Construct a search-list for a nonstandard header/lib-file
6151 dnl     $1 = the variable to return as result
6152 dnl     $2 = the package name
6153 dnl     $3 = the subdirectory, e.g., bin, include or lib
6154 AC_DEFUN([CF_SUBDIR_PATH],
6155 [
6156 $1=
6157
6158 CF_ADD_SUBDIR_PATH($1,$2,$3,/usr,$prefix)
6159 CF_ADD_SUBDIR_PATH($1,$2,$3,$prefix,NONE)
6160 CF_ADD_SUBDIR_PATH($1,$2,$3,/usr/local,$prefix)
6161 CF_ADD_SUBDIR_PATH($1,$2,$3,/opt,$prefix)
6162 CF_ADD_SUBDIR_PATH($1,$2,$3,[$]HOME,$prefix)
6163 ])dnl
6164 dnl ---------------------------------------------------------------------------
6165 dnl CF_SUBST_IF version: 2 updated: 2006/06/17 12:33:03
6166 dnl -----------
6167 dnl     Shorthand macro for substituting things that the user may override
6168 dnl     with an environment variable.
6169 dnl
6170 dnl     $1 = condition to pass to "test"
6171 dnl     $2 = environment variable
6172 dnl     $3 = value if the test succeeds
6173 dnl     $4 = value if the test fails
6174 AC_DEFUN([CF_SUBST_IF],
6175 [
6176 if test $1 ; then
6177         $2=$3
6178 ifelse($4,,,[else
6179         $2=$4])
6180 fi
6181 AC_SUBST($2)
6182 ])dnl
6183 dnl ---------------------------------------------------------------------------
6184 dnl CF_SUBST_NCURSES_VERSION version: 8 updated: 2006/09/16 11:40:59
6185 dnl ------------------------
6186 dnl Get the version-number for use in shared-library naming, etc.
6187 AC_DEFUN([CF_SUBST_NCURSES_VERSION],
6188 [
6189 AC_REQUIRE([CF_PROG_EGREP])
6190 NCURSES_MAJOR="`$ac_cv_prog_egrep '^NCURSES_MAJOR[[     ]]*=' $srcdir/dist.mk | sed -e 's/^[[^0-9]]*//'`"
6191 NCURSES_MINOR="`$ac_cv_prog_egrep '^NCURSES_MINOR[[     ]]*=' $srcdir/dist.mk | sed -e 's/^[[^0-9]]*//'`"
6192 NCURSES_PATCH="`$ac_cv_prog_egrep '^NCURSES_PATCH[[     ]]*=' $srcdir/dist.mk | sed -e 's/^[[^0-9]]*//'`"
6193 cf_cv_abi_version=${NCURSES_MAJOR}
6194 cf_cv_rel_version=${NCURSES_MAJOR}.${NCURSES_MINOR}
6195 dnl Show the computed version, for logging
6196 cf_cv_timestamp=`date`
6197 AC_MSG_RESULT(Configuring NCURSES $cf_cv_rel_version ABI $cf_cv_abi_version ($cf_cv_timestamp))
6198 dnl We need these values in the generated headers
6199 AC_SUBST(NCURSES_MAJOR)
6200 AC_SUBST(NCURSES_MINOR)
6201 AC_SUBST(NCURSES_PATCH)
6202 dnl We need these values in the generated makefiles
6203 AC_SUBST(cf_cv_rel_version)
6204 AC_SUBST(cf_cv_abi_version)
6205 AC_SUBST(cf_cv_builtin_bool)
6206 AC_SUBST(cf_cv_header_stdbool_h)
6207 AC_SUBST(cf_cv_type_of_bool)dnl
6208 ])dnl
6209 dnl ---------------------------------------------------------------------------
6210 dnl CF_SYS_TIME_SELECT version: 5 updated: 2012/10/04 05:24:07
6211 dnl ------------------
6212 dnl Check if we can include <sys/time.h> with <sys/select.h>; this breaks on
6213 dnl older SCO configurations.
6214 AC_DEFUN([CF_SYS_TIME_SELECT],
6215 [
6216 AC_MSG_CHECKING(if sys/time.h works with sys/select.h)
6217 AC_CACHE_VAL(cf_cv_sys_time_select,[
6218 AC_TRY_COMPILE([
6219 #include <sys/types.h>
6220 #ifdef HAVE_SYS_TIME_H
6221 #include <sys/time.h>
6222 #endif
6223 #ifdef HAVE_SYS_SELECT_H
6224 #include <sys/select.h>
6225 #endif
6226 ],[],[cf_cv_sys_time_select=yes],
6227      [cf_cv_sys_time_select=no])
6228      ])
6229 AC_MSG_RESULT($cf_cv_sys_time_select)
6230 test "$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>])
6231 ])dnl
6232 dnl ---------------------------------------------------------------------------
6233 dnl CF_TOP_BUILDDIR version: 2 updated: 2013/07/27 17:38:32
6234 dnl ---------------
6235 dnl Define a top_builddir symbol, for applications that need an absolute path.
6236 AC_DEFUN([CF_TOP_BUILDDIR],
6237 [
6238 top_builddir=ifelse($1,,`pwd`,$1)
6239 AC_SUBST(top_builddir)
6240 ])dnl
6241 dnl ---------------------------------------------------------------------------
6242 dnl CF_TRY_XOPEN_SOURCE version: 1 updated: 2011/10/30 17:09:50
6243 dnl -------------------
6244 dnl If _XOPEN_SOURCE is not defined in the compile environment, check if we
6245 dnl can define it successfully.
6246 AC_DEFUN([CF_TRY_XOPEN_SOURCE],[
6247 AC_CACHE_CHECK(if we should define _XOPEN_SOURCE,cf_cv_xopen_source,[
6248         AC_TRY_COMPILE([
6249 #include <stdlib.h>
6250 #include <string.h>
6251 #include <sys/types.h>
6252 ],[
6253 #ifndef _XOPEN_SOURCE
6254 make an error
6255 #endif],
6256         [cf_cv_xopen_source=no],
6257         [cf_save="$CPPFLAGS"
6258          CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
6259          AC_TRY_COMPILE([
6260 #include <stdlib.h>
6261 #include <string.h>
6262 #include <sys/types.h>
6263 ],[
6264 #ifdef _XOPEN_SOURCE
6265 make an error
6266 #endif],
6267         [cf_cv_xopen_source=no],
6268         [cf_cv_xopen_source=$cf_XOPEN_SOURCE])
6269         CPPFLAGS="$cf_save"
6270         ])
6271 ])
6272
6273 if test "$cf_cv_xopen_source" != no ; then
6274         CF_REMOVE_DEFINE(CFLAGS,$CFLAGS,_XOPEN_SOURCE)
6275         CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,_XOPEN_SOURCE)
6276         cf_temp_xopen_source="-D_XOPEN_SOURCE=$cf_cv_xopen_source"
6277         CF_ADD_CFLAGS($cf_temp_xopen_source)
6278 fi
6279 ])
6280 dnl ---------------------------------------------------------------------------
6281 dnl CF_TYPEOF_CHTYPE version: 9 updated: 2012/10/06 17:56:13
6282 dnl ----------------
6283 dnl Determine the type we should use for chtype (and attr_t, which is treated
6284 dnl as the same thing).  We want around 32 bits, so on most machines want a
6285 dnl long, but on newer 64-bit machines, probably want an int.  If we're using
6286 dnl wide characters, we have to have a type compatible with that, as well.
6287 AC_DEFUN([CF_TYPEOF_CHTYPE],
6288 [
6289 AC_MSG_CHECKING([for type of chtype])
6290 AC_CACHE_VAL(cf_cv_typeof_chtype,[
6291                 AC_TRY_RUN([
6292 #define WANT_BITS 31
6293 #include <stdio.h>
6294 int main()
6295 {
6296         FILE *fp = fopen("cf_test.out", "w");
6297         if (fp != 0) {
6298                 char *result = "long";
6299                 if (sizeof(unsigned long) > sizeof(unsigned int)) {
6300                         int n;
6301                         unsigned int x, y;
6302                         for (n = 0; n < WANT_BITS; n++) {
6303                                 x = (1 << n);
6304                                 y = (x >> n);
6305                                 if (y != 1 || x == 0) {
6306                                         x = 0;
6307                                         break;
6308                                 }
6309                         }
6310                         /*
6311                          * If x is nonzero, an int is big enough for the bits
6312                          * that we want.
6313                          */
6314                         result = (x != 0) ? "int" : "long";
6315                 }
6316                 fputs(result, fp);
6317                 fclose(fp);
6318         }
6319         ${cf_cv_main_return:-return}(0);
6320 }
6321                 ],
6322                 [cf_cv_typeof_chtype=`cat cf_test.out`],
6323                 [cf_cv_typeof_chtype=long],
6324                 [cf_cv_typeof_chtype=long])
6325                 rm -f cf_test.out
6326         ])
6327 AC_MSG_RESULT($cf_cv_typeof_chtype)
6328
6329 AC_SUBST(cf_cv_typeof_chtype)
6330 AC_DEFINE_UNQUOTED(TYPEOF_CHTYPE,$cf_cv_typeof_chtype,[Define to actual type if needed for chtype])
6331 ])dnl
6332 dnl ---------------------------------------------------------------------------
6333 dnl CF_TYPE_SIGACTION version: 4 updated: 2012/10/06 17:56:13
6334 dnl -----------------
6335 dnl
6336 AC_DEFUN([CF_TYPE_SIGACTION],
6337 [
6338 AC_MSG_CHECKING([for type sigaction_t])
6339 AC_CACHE_VAL(cf_cv_type_sigaction,[
6340         AC_TRY_COMPILE([
6341 #include <signal.h>],
6342                 [sigaction_t x],
6343                 [cf_cv_type_sigaction=yes],
6344                 [cf_cv_type_sigaction=no])])
6345 AC_MSG_RESULT($cf_cv_type_sigaction)
6346 test "$cf_cv_type_sigaction" = yes && AC_DEFINE(HAVE_TYPE_SIGACTION,1,[Define to 1 if we have the sigaction_t type])
6347 ])dnl
6348 dnl ---------------------------------------------------------------------------
6349 dnl CF_UNSIGNED_LITERALS version: 2 updated: 1998/02/07 22:10:16
6350 dnl --------------------
6351 dnl Test if the compiler supports 'U' and 'L' suffixes.  Only old compilers
6352 dnl won't, but they're still there.
6353 AC_DEFUN([CF_UNSIGNED_LITERALS],
6354 [
6355 AC_MSG_CHECKING([if unsigned literals are legal])
6356 AC_CACHE_VAL(cf_cv_unsigned_literals,[
6357         AC_TRY_COMPILE([],[long x = 1L + 1UL + 1U + 1],
6358                 [cf_cv_unsigned_literals=yes],
6359                 [cf_cv_unsigned_literals=no])
6360         ])
6361 AC_MSG_RESULT($cf_cv_unsigned_literals)
6362 ])dnl
6363 dnl ---------------------------------------------------------------------------
6364 dnl CF_UPPER version: 5 updated: 2001/01/29 23:40:59
6365 dnl --------
6366 dnl Make an uppercase version of a variable
6367 dnl $1=uppercase($2)
6368 AC_DEFUN([CF_UPPER],
6369 [
6370 $1=`echo "$2" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
6371 ])dnl
6372 dnl ---------------------------------------------------------------------------
6373 dnl CF_UTF8_LIB version: 8 updated: 2012/10/06 08:57:51
6374 dnl -----------
6375 dnl Check for multibyte support, and if not found, utf8 compatibility library
6376 AC_DEFUN([CF_UTF8_LIB],
6377 [
6378 AC_CACHE_CHECK(for multibyte character support,cf_cv_utf8_lib,[
6379         cf_save_LIBS="$LIBS"
6380         AC_TRY_LINK([
6381 #include <stdlib.h>],[putwc(0,0);],
6382         [cf_cv_utf8_lib=yes],
6383         [CF_FIND_LINKAGE([
6384 #include <libutf8.h>],[putwc(0,0);],utf8,
6385                 [cf_cv_utf8_lib=add-on],
6386                 [cf_cv_utf8_lib=no])
6387 ])])
6388
6389 # HAVE_LIBUTF8_H is used by ncurses if curses.h is shared between
6390 # ncurses/ncursesw:
6391 if test "$cf_cv_utf8_lib" = "add-on" ; then
6392         AC_DEFINE(HAVE_LIBUTF8_H,1,[Define to 1 if we should include libutf8.h])
6393         CF_ADD_INCDIR($cf_cv_header_path_utf8)
6394         CF_ADD_LIBDIR($cf_cv_library_path_utf8)
6395         CF_ADD_LIBS($cf_cv_library_file_utf8)
6396 fi
6397 ])dnl
6398 dnl ---------------------------------------------------------------------------
6399 dnl CF_VA_COPY version: 3 updated: 2012/10/06 11:17:15
6400 dnl ----------
6401 dnl check for va_copy, part of stdarg.h
6402 dnl Also, workaround for glibc's __va_copy, by checking for both.
6403 AC_DEFUN([CF_VA_COPY],[
6404 AC_CACHE_CHECK(for va_copy, cf_cv_have_va_copy,[
6405 AC_TRY_LINK([
6406 #include <stdarg.h>
6407 ],[
6408         static va_list dst;
6409         static va_list src;
6410         va_copy(dst, src)],
6411         cf_cv_have_va_copy=yes,
6412         cf_cv_have_va_copy=no)])
6413
6414 test "$cf_cv_have_va_copy" = yes && AC_DEFINE(HAVE_VA_COPY,1,[Define to 1 if we have va_copy])
6415
6416 AC_CACHE_CHECK(for __va_copy, cf_cv_have___va_copy,[
6417 AC_TRY_LINK([
6418 #include <stdarg.h>
6419 ],[
6420         static va_list dst;
6421         static va_list src;
6422         __va_copy(dst, src)],
6423         cf_cv_have___va_copy=yes,
6424         cf_cv_have___va_copy=no)])
6425
6426 test "$cf_cv_have___va_copy" = yes && AC_DEFINE(HAVE___VA_COPY,1,[Define to 1 if we have __va_copy])
6427 ])
6428 dnl ---------------------------------------------------------------------------
6429 dnl CF_VERBOSE version: 3 updated: 2007/07/29 09:55:12
6430 dnl ----------
6431 dnl Use AC_VERBOSE w/o the warnings
6432 AC_DEFUN([CF_VERBOSE],
6433 [test -n "$verbose" && echo "   $1" 1>&AC_FD_MSG
6434 CF_MSG_LOG([$1])
6435 ])dnl
6436 dnl ---------------------------------------------------------------------------
6437 dnl CF_WCHAR_TYPE version: 4 updated: 2012/10/06 16:39:58
6438 dnl -------------
6439 dnl Check if type wide-character type $1 is declared, and if so, which header
6440 dnl file is needed.  The second parameter is used to set a shell variable when
6441 dnl the type is not found.  The first parameter sets a shell variable for the
6442 dnl opposite sense.
6443 AC_DEFUN([CF_WCHAR_TYPE],
6444 [
6445 # This is needed on Tru64 5.0 to declare $1
6446 AC_CACHE_CHECK(if we must include wchar.h to declare $1,cf_cv_$1,[
6447 AC_TRY_COMPILE([
6448 #include <stdlib.h>
6449 #include <stdarg.h>
6450 #include <stdio.h>
6451 #ifdef HAVE_LIBUTF8_H
6452 #include <libutf8.h>
6453 #endif],
6454         [$1 state],
6455         [cf_cv_$1=no],
6456         [AC_TRY_COMPILE([
6457 #include <stdlib.h>
6458 #include <stdarg.h>
6459 #include <stdio.h>
6460 #include <wchar.h>
6461 #ifdef HAVE_LIBUTF8_H
6462 #include <libutf8.h>
6463 #endif],
6464         [$1 value],
6465         [cf_cv_$1=yes],
6466         [cf_cv_$1=unknown])])])
6467
6468 if test "$cf_cv_$1" = yes ; then
6469         AC_DEFINE(NEED_WCHAR_H,1,[Define to 1 if we must include wchar.h])
6470         NEED_WCHAR_H=1
6471 fi
6472
6473 ifelse([$2],,,[
6474 # if we do not find $1 in either place, use substitution to provide a fallback.
6475 if test "$cf_cv_$1" = unknown ; then
6476         $2=1
6477 fi
6478 ])
6479 ifelse($3,,,[
6480 # if we find $1 in either place, use substitution to provide a fallback.
6481 if test "$cf_cv_$1" != unknown ; then
6482         $3=1
6483 fi
6484 ])
6485 ])dnl
6486 dnl ---------------------------------------------------------------------------
6487 dnl CF_WEAK_SYMBOLS version: 1 updated: 2008/08/16 19:18:06
6488 dnl ---------------
6489 dnl Check for compiler-support for weak symbols.
6490 dnl This works with "recent" gcc.
6491 AC_DEFUN([CF_WEAK_SYMBOLS],[
6492 AC_CACHE_CHECK(if $CC supports weak symbols,cf_cv_weak_symbols,[
6493
6494 AC_TRY_COMPILE([
6495 #include <stdio.h>],
6496 [
6497 #if defined(__GNUC__)
6498 #  if defined __USE_ISOC99
6499 #    define _cat_pragma(exp)    _Pragma(#exp)
6500 #    define _weak_pragma(exp)   _cat_pragma(weak name)
6501 #  else
6502 #    define _weak_pragma(exp)
6503 #  endif
6504 #  define _declare(name)        __extension__ extern __typeof__(name) name
6505 #  define weak_symbol(name)     _weak_pragma(name) _declare(name) __attribute__((weak))
6506 #endif
6507
6508 weak_symbol(fopen);
6509 ],[cf_cv_weak_symbols=yes],[cf_cv_weak_symbols=no])
6510 ])
6511 ])dnl
6512 dnl ---------------------------------------------------------------------------
6513 dnl CF_WITH_ABI_VERSION version: 1 updated: 2003/09/20 18:12:49
6514 dnl -------------------
6515 dnl Allow library's ABI to be overridden.  Generally this happens when a
6516 dnl packager has incremented the ABI past that used in the original package,
6517 dnl and wishes to keep doing this.
6518 dnl
6519 dnl $1 is the package name, if any, to derive a corresponding {package}_ABI
6520 dnl symbol.
6521 AC_DEFUN([CF_WITH_ABI_VERSION],[
6522 test -z "$cf_cv_abi_version" && cf_cv_abi_version=0
6523 AC_ARG_WITH(abi-version,
6524 [  --with-abi-version=XXX  override derived ABI version],
6525 [AC_MSG_WARN(overriding ABI version $cf_cv_abi_version to $withval)
6526  cf_cv_abi_version=$withval])
6527  CF_NUMBER_SYNTAX($cf_cv_abi_version,ABI version)
6528 ifelse($1,,,[
6529 $1_ABI=$cf_cv_abi_version
6530 ])
6531 ])dnl
6532 dnl ---------------------------------------------------------------------------
6533 dnl CF_WITH_ADA_COMPILER version: 2 updated: 2010/06/26 17:35:58
6534 dnl --------------------
6535 dnl Command-line option to specify the Ada95 compiler.
6536 AC_DEFUN([CF_WITH_ADA_COMPILER],[
6537 AC_MSG_CHECKING(for ada-compiler)
6538 AC_ARG_WITH(ada-compiler,
6539         [  --with-ada-compiler=CMD specify Ada95 compiler command (default gnatmake)],
6540         [cf_ada_compiler=$withval],
6541         [cf_ada_compiler=gnatmake])
6542 AC_SUBST(cf_ada_compiler)
6543 AC_MSG_RESULT($cf_ada_compiler)
6544 ])dnl
6545 dnl ---------------------------------------------------------------------------
6546 dnl CF_WITH_ADA_INCLUDE version: 2 updated: 2010/06/26 17:35:58
6547 dnl -------------------
6548 dnl Command-line option to specify where Ada includes will install.
6549 AC_DEFUN([CF_WITH_ADA_INCLUDE],[
6550 AC_MSG_CHECKING(for ada-include)
6551 CF_WITH_PATH(ada-include,
6552    [  --with-ada-include=DIR  Ada includes are in DIR],
6553    ADA_INCLUDE,
6554    PREFIX/share/ada/adainclude,
6555    [$]prefix/share/ada/adainclude)
6556 AC_SUBST(ADA_INCLUDE)
6557 AC_MSG_RESULT($ADA_INCLUDE)
6558 ])dnl
6559 dnl ---------------------------------------------------------------------------
6560 dnl CF_WITH_ADA_OBJECTS version: 2 updated: 2010/06/26 17:35:58
6561 dnl -------------------
6562 dnl Command-line option to specify where Ada objects will install.
6563 AC_DEFUN([CF_WITH_ADA_OBJECTS],[
6564 AC_MSG_CHECKING(for ada-objects)
6565 CF_WITH_PATH(ada-objects,
6566    [  --with-ada-objects=DIR  Ada objects are in DIR],
6567    ADA_OBJECTS,
6568    PREFIX/lib/ada/adalib,
6569    [$]prefix/lib/ada/adalib)
6570 AC_SUBST(ADA_OBJECTS)
6571 AC_MSG_RESULT($ADA_OBJECTS)
6572 ])dnl
6573 dnl ---------------------------------------------------------------------------
6574 dnl CF_WITH_ADA_SHAREDLIB version: 2 updated: 2010/06/26 17:35:58
6575 dnl ---------------------
6576 dnl Command-line option to specify if an Ada95 shared-library should be built,
6577 dnl and optionally what its soname should be.
6578 AC_DEFUN([CF_WITH_ADA_SHAREDLIB],[
6579 AC_MSG_CHECKING(if an Ada95 shared-library should be built)
6580 AC_ARG_WITH(ada-sharedlib,
6581         [  --with-ada-sharedlib=XX build Ada95 shared-library],
6582         [with_ada_sharedlib=$withval],
6583         [with_ada_sharedlib=no])
6584 AC_MSG_RESULT($with_ada_sharedlib)
6585
6586 ADA_SHAREDLIB='lib$(LIB_NAME).so.1'
6587 MAKE_ADA_SHAREDLIB="#"
6588
6589 if test "x$with_ada_sharedlib" != xno
6590 then
6591         MAKE_ADA_SHAREDLIB=
6592         if test "x$with_ada_sharedlib" != xyes
6593         then
6594                 ADA_SHAREDLIB="$with_ada_sharedlib"
6595         fi
6596 fi
6597
6598 AC_SUBST(ADA_SHAREDLIB)
6599 AC_SUBST(MAKE_ADA_SHAREDLIB)
6600 ])dnl
6601 dnl ---------------------------------------------------------------------------
6602 dnl CF_WITH_DBMALLOC version: 7 updated: 2010/06/21 17:26:47
6603 dnl ----------------
6604 dnl Configure-option for dbmalloc.  The optional parameter is used to override
6605 dnl the updating of $LIBS, e.g., to avoid conflict with subsequent tests.
6606 AC_DEFUN([CF_WITH_DBMALLOC],[
6607 CF_NO_LEAKS_OPTION(dbmalloc,
6608         [  --with-dbmalloc         test: use Conor Cahill's dbmalloc library],
6609         [USE_DBMALLOC])
6610
6611 if test "$with_dbmalloc" = yes ; then
6612         AC_CHECK_HEADER(dbmalloc.h,
6613                 [AC_CHECK_LIB(dbmalloc,[debug_malloc]ifelse([$1],,[],[,$1]))])
6614 fi
6615 ])dnl
6616 dnl ---------------------------------------------------------------------------
6617 dnl CF_WITH_DMALLOC version: 7 updated: 2010/06/21 17:26:47
6618 dnl ---------------
6619 dnl Configure-option for dmalloc.  The optional parameter is used to override
6620 dnl the updating of $LIBS, e.g., to avoid conflict with subsequent tests.
6621 AC_DEFUN([CF_WITH_DMALLOC],[
6622 CF_NO_LEAKS_OPTION(dmalloc,
6623         [  --with-dmalloc          test: use Gray Watson's dmalloc library],
6624         [USE_DMALLOC])
6625
6626 if test "$with_dmalloc" = yes ; then
6627         AC_CHECK_HEADER(dmalloc.h,
6628                 [AC_CHECK_LIB(dmalloc,[dmalloc_debug]ifelse([$1],,[],[,$1]))])
6629 fi
6630 ])dnl
6631 dnl ---------------------------------------------------------------------------
6632 dnl CF_WITH_GPM version: 8 updated: 2012/10/06 17:56:13
6633 dnl -----------
6634 dnl
6635 dnl The option parameter (if neither yes/no) is assumed to be the name of
6636 dnl the gpm library, e.g., for dynamic loading.
6637 AC_DEFUN([CF_WITH_GPM],
6638 [
6639 AC_MSG_CHECKING(if you want to link with the GPM mouse library)
6640 AC_ARG_WITH(gpm,
6641         [  --with-gpm              use Alessandro Rubini's GPM library],
6642         [with_gpm=$withval],
6643         [with_gpm=maybe])
6644 AC_MSG_RESULT($with_gpm)
6645
6646 if test "$with_gpm" != no ; then
6647         AC_CHECK_HEADER(gpm.h,[
6648                 AC_DEFINE(HAVE_GPM_H,1,[Define to 1 if we have gpm.h header])
6649                 if test "$with_gpm" != yes && test "$with_gpm" != maybe ; then
6650                         CF_VERBOSE(assuming we really have GPM library)
6651                         AC_DEFINE(HAVE_LIBGPM,1,[Define to 1 if we have the gpm library])
6652                 else
6653                         AC_CHECK_LIB(gpm,Gpm_Open,[:],[
6654                                 AC_MSG_ERROR(Cannot link with GPM library)
6655                 fi
6656                 with_gpm=yes
6657                 ])
6658         ],[
6659                 test "$with_gpm" != maybe && AC_MSG_WARN(Cannot find GPM header)
6660                 with_gpm=no
6661         ])
6662 fi
6663 ])
6664 dnl ---------------------------------------------------------------------------
6665 dnl CF_WITH_LIBTOOL version: 29 updated: 2013/04/06 18:03:09
6666 dnl ---------------
6667 dnl Provide a configure option to incorporate libtool.  Define several useful
6668 dnl symbols for the makefile rules.
6669 dnl
6670 dnl The reference to AC_PROG_LIBTOOL does not normally work, since it uses
6671 dnl macros from libtool.m4 which is in the aclocal directory of automake.
6672 dnl Following is a simple script which turns on the AC_PROG_LIBTOOL macro.
6673 dnl But that still does not work properly since the macro is expanded outside
6674 dnl the CF_WITH_LIBTOOL macro:
6675 dnl
6676 dnl     #!/bin/sh
6677 dnl     ACLOCAL=`aclocal --print-ac-dir`
6678 dnl     if test -z "$ACLOCAL" ; then
6679 dnl             echo cannot find aclocal directory
6680 dnl             exit 1
6681 dnl     elif test ! -f $ACLOCAL/libtool.m4 ; then
6682 dnl             echo cannot find libtool.m4 file
6683 dnl             exit 1
6684 dnl     fi
6685 dnl
6686 dnl     LOCAL=aclocal.m4
6687 dnl     ORIG=aclocal.m4.orig
6688 dnl
6689 dnl     trap "mv $ORIG $LOCAL" 0 1 2 5 15
6690 dnl     rm -f $ORIG
6691 dnl     mv $LOCAL $ORIG
6692 dnl
6693 dnl     # sed the LIBTOOL= assignment to omit the current directory?
6694 dnl     sed -e 's/^LIBTOOL=.*/LIBTOOL=${LIBTOOL:-libtool}/' $ACLOCAL/libtool.m4 >>$LOCAL
6695 dnl     cat $ORIG >>$LOCAL
6696 dnl
6697 dnl     autoconf-257 $*
6698 dnl
6699 AC_DEFUN([CF_WITH_LIBTOOL],
6700 [
6701 AC_REQUIRE([CF_DISABLE_LIBTOOL_VERSION])
6702 ifdef([AC_PROG_LIBTOOL],,[
6703 LIBTOOL=
6704 ])
6705 # common library maintenance symbols that are convenient for libtool scripts:
6706 LIB_CREATE='${AR} -cr'
6707 LIB_OBJECT='${OBJECTS}'
6708 LIB_SUFFIX=.a
6709 LIB_PREP="$RANLIB"
6710
6711 # symbols used to prop libtool up to enable it to determine what it should be
6712 # doing:
6713 LIB_CLEAN=
6714 LIB_COMPILE=
6715 LIB_LINK='${CC}'
6716 LIB_INSTALL=
6717 LIB_UNINSTALL=
6718
6719 AC_MSG_CHECKING(if you want to build libraries with libtool)
6720 AC_ARG_WITH(libtool,
6721         [  --with-libtool          generate libraries with libtool],
6722         [with_libtool=$withval],
6723         [with_libtool=no])
6724 AC_MSG_RESULT($with_libtool)
6725 if test "$with_libtool" != "no"; then
6726 ifdef([AC_PROG_LIBTOOL],[
6727         # missing_content_AC_PROG_LIBTOOL{{
6728         AC_PROG_LIBTOOL
6729         # missing_content_AC_PROG_LIBTOOL}}
6730 ],[
6731         if test "$with_libtool" != "yes" ; then
6732                 CF_PATH_SYNTAX(with_libtool)
6733                 LIBTOOL=$with_libtool
6734         else
6735                 AC_CHECK_TOOLS(LIBTOOL,[libtool glibtool],none)
6736                 CF_LIBTOOL_VERSION
6737                 if test -z "$cf_cv_libtool_version" && test "$LIBTOOL" = libtool
6738                 then
6739                         CF_FORGET_TOOL(LIBTOOL)
6740                         AC_CHECK_TOOLS(LIBTOOL,[glibtool],none)
6741                         CF_LIBTOOL_VERSION
6742                 fi
6743         fi
6744         if test -z "$LIBTOOL" ; then
6745                 AC_MSG_ERROR(Cannot find libtool)
6746         fi
6747 ])dnl
6748         LIB_CREATE='${LIBTOOL} --mode=link ${CC} -rpath ${DESTDIR}${libdir} ${LIBTOOL_VERSION} `cut -f1 ${srcdir}/VERSION` ${LIBTOOL_OPTS} ${LT_UNDEF} $(LIBS) -o'
6749         LIB_OBJECT='${OBJECTS:.o=.lo}'
6750         LIB_SUFFIX=.la
6751         LIB_CLEAN='${LIBTOOL} --mode=clean'
6752         LIB_COMPILE='${LIBTOOL} --mode=compile'
6753         LIB_LINK='${LIBTOOL} --mode=link ${CC} ${LIBTOOL_OPTS}'
6754         LIB_INSTALL='${LIBTOOL} --mode=install'
6755         LIB_UNINSTALL='${LIBTOOL} --mode=uninstall'
6756         LIB_PREP=:
6757
6758         CF_CHECK_LIBTOOL_VERSION
6759
6760         # special hack to add -no-undefined (which libtool should do for itself)
6761         LT_UNDEF=
6762         case "$cf_cv_system_name" in #(vi
6763         cygwin*|mingw32*|uwin*|aix[[4-7]]) #(vi
6764                 LT_UNDEF=-no-undefined
6765                 ;;
6766         esac
6767         AC_SUBST([LT_UNDEF])
6768
6769         # special hack to add --tag option for C++ compiler
6770         case $cf_cv_libtool_version in #(vi
6771         1.[[5-9]]*|[[2-9]].[[0-9.a-z]]*) #(vi
6772                 LIBTOOL_CXX="$LIBTOOL --tag=CXX"
6773                 LIBTOOL="$LIBTOOL --tag=CC"
6774                 ;;
6775         *)
6776                 LIBTOOL_CXX="$LIBTOOL"
6777                 ;;
6778         esac
6779 else
6780         LIBTOOL=""
6781         LIBTOOL_CXX=""
6782 fi
6783
6784 test -z "$LIBTOOL" && ECHO_LT=
6785
6786 AC_SUBST(LIBTOOL)
6787 AC_SUBST(LIBTOOL_CXX)
6788 AC_SUBST(LIBTOOL_OPTS)
6789
6790 AC_SUBST(LIB_CREATE)
6791 AC_SUBST(LIB_OBJECT)
6792 AC_SUBST(LIB_SUFFIX)
6793 AC_SUBST(LIB_PREP)
6794
6795 AC_SUBST(LIB_CLEAN)
6796 AC_SUBST(LIB_COMPILE)
6797 AC_SUBST(LIB_LINK)
6798 AC_SUBST(LIB_INSTALL)
6799 AC_SUBST(LIB_UNINSTALL)
6800
6801 ])dnl
6802 dnl ---------------------------------------------------------------------------
6803 dnl CF_WITH_LIB_PREFIX version: 1 updated: 2012/01/21 19:28:10
6804 dnl ------------------
6805 dnl Allow the library-prefix to be overridden.  OS/2 EMX originally had no
6806 dnl "lib" prefix, e.g., because it used the dll naming convention.
6807 dnl
6808 dnl $1 = variable to set
6809 AC_DEFUN([CF_WITH_LIB_PREFIX],
6810 [
6811 AC_MSG_CHECKING(if you want to have a library-prefix)
6812 AC_ARG_WITH(lib-prefix,
6813         [  --with-lib-prefix       override library-prefix],
6814         [with_lib_prefix=$withval],
6815         [with_lib_prefix=auto])
6816 AC_MSG_RESULT($with_lib_prefix)
6817
6818 if test $with_lib_prefix = auto
6819 then
6820         CF_LIB_PREFIX($1)
6821 elif test $with_lib_prefix = no
6822 then
6823         LIB_PREFIX=
6824 else
6825         LIB_PREFIX=$with_lib_prefix
6826 fi
6827 ])dnl
6828 dnl ---------------------------------------------------------------------------
6829 dnl CF_WITH_PATH version: 11 updated: 2012/09/29 15:04:19
6830 dnl ------------
6831 dnl Wrapper for AC_ARG_WITH to ensure that user supplies a pathname, not just
6832 dnl defaulting to yes/no.
6833 dnl
6834 dnl $1 = option name
6835 dnl $2 = help-text
6836 dnl $3 = environment variable to set
6837 dnl $4 = default value, shown in the help-message, must be a constant
6838 dnl $5 = default value, if it's an expression & cannot be in the help-message
6839 dnl
6840 AC_DEFUN([CF_WITH_PATH],
6841 [AC_ARG_WITH($1,[$2 ](default: ifelse([$4],,empty,[$4])),,
6842 ifelse([$4],,[withval="${$3}"],[withval="${$3:-ifelse([$5],,[$4],[$5])}"]))dnl
6843 if ifelse([$5],,true,[test -n "$5"]) ; then
6844 CF_PATH_SYNTAX(withval)
6845 fi
6846 eval $3="$withval"
6847 AC_SUBST($3)dnl
6848 ])dnl
6849 dnl ---------------------------------------------------------------------------
6850 dnl CF_WITH_PATHLIST version: 9 updated: 2012/10/18 05:05:24
6851 dnl ----------------
6852 dnl Process an option specifying a list of colon-separated paths.
6853 dnl
6854 dnl $1 = option name
6855 dnl $2 = help-text
6856 dnl $3 = environment variable to set
6857 dnl $4 = default value, shown in the help-message, must be a constant
6858 dnl $5 = default value, if it's an expression & cannot be in the help-message
6859 dnl $6 = flag to tell if we want to define or substitute
6860 dnl
6861 AC_DEFUN([CF_WITH_PATHLIST],[
6862 AC_REQUIRE([CF_PATHSEP])
6863 AC_ARG_WITH($1,[$2 ](default: ifelse($4,,empty,$4)),,
6864 ifelse($4,,[withval=${$3}],[withval=${$3:-ifelse($5,,$4,$5)}]))dnl
6865
6866 IFS="${IFS:-    }"; ac_save_ifs="$IFS"; IFS="${PATH_SEPARATOR}"
6867 cf_dst_path=
6868 for cf_src_path in $withval
6869 do
6870   CF_PATH_SYNTAX(cf_src_path)
6871   test -n "$cf_dst_path" && cf_dst_path="${cf_dst_path}$PATH_SEPARATOR"
6872   cf_dst_path="${cf_dst_path}${cf_src_path}"
6873 done
6874 IFS="$ac_save_ifs"
6875
6876 ifelse($6,define,[
6877 # Strip single quotes from the value, e.g., when it was supplied as a literal
6878 # for $4 or $5.
6879 case $cf_dst_path in #(vi
6880 \'*)
6881   cf_dst_path=`echo $cf_dst_path |sed -e s/\'// -e s/\'\$//`
6882   ;;
6883 esac
6884 cf_dst_path=`echo "$cf_dst_path" | sed -e 's/\\\\/\\\\\\\\/g'`
6885 ])
6886
6887 # This may use the prefix/exec_prefix symbols which will only yield "NONE"
6888 # so we have to check/work around.  We do prefer the result of "eval"...
6889 eval cf_dst_eval="$cf_dst_path"
6890 case "x$cf_dst_eval" in #(vi
6891 xNONE*) #(vi
6892         $3=$cf_dst_path
6893         ;;
6894 *)
6895         $3="$cf_dst_eval"
6896         ;;
6897 esac
6898 AC_SUBST($3)dnl
6899
6900 ])dnl
6901 dnl ---------------------------------------------------------------------------
6902 dnl CF_WITH_PKG_CONFIG_LIBDIR version: 2 updated: 2011/12/10 18:58:47
6903 dnl -------------------------
6904 dnl Allow the choice of the pkg-config library directory to be overridden.
6905 AC_DEFUN([CF_WITH_PKG_CONFIG_LIBDIR],[
6906 if test "$PKG_CONFIG" != none ; then
6907         AC_MSG_CHECKING(for $PKG_CONFIG library directory)
6908         AC_ARG_WITH(pkg-config-libdir,
6909                 [  --with-pkg-config-libdir=XXX use given directory for installing pc-files],
6910                 [PKG_CONFIG_LIBDIR=$withval],
6911                 [PKG_CONFIG_LIBDIR=yes])
6912
6913         case x$PKG_CONFIG_LIBDIR in #(vi
6914         x/*) #(vi
6915                 ;;
6916         xyes) #(vi
6917                 # look for the library directory using the same prefix as the executable
6918                 cf_path=`echo "$PKG_CONFIG" | sed -e 's,/[[^/]]*/[[^/]]*$,,'`
6919                 case x`(arch) 2>/dev/null` in #(vi
6920                 *64) #(vi
6921                         for cf_config in $cf_path/share $cf_path/lib64 $cf_path/lib32 $cf_path/lib
6922                         do
6923                                 if test -d $cf_config/pkgconfig
6924                                 then
6925                                         PKG_CONFIG_LIBDIR=$cf_config/pkgconfig
6926                                         break
6927                                 fi
6928                         done
6929                         ;;
6930                 *)
6931                         PKG_CONFIG_LIBDIR=$cf_path/lib/pkgconfig
6932                         ;;
6933                 esac
6934                 ;;
6935         *)
6936                 ;;
6937         esac
6938
6939         AC_MSG_RESULT($PKG_CONFIG_LIBDIR)
6940 fi
6941
6942 AC_SUBST(PKG_CONFIG_LIBDIR)
6943 ])dnl
6944 dnl ---------------------------------------------------------------------------
6945 dnl CF_WITH_PTHREAD version: 6 updated: 2012/10/06 17:41:51
6946 dnl ---------------
6947 dnl Check for POSIX thread library.
6948 AC_DEFUN([CF_WITH_PTHREAD],
6949 [
6950 AC_MSG_CHECKING(if you want to link with the pthread library)
6951 AC_ARG_WITH(pthread,
6952     [  --with-pthread          use POSIX thread library],
6953     [with_pthread=$withval],
6954     [with_pthread=no])
6955 AC_MSG_RESULT($with_pthread)
6956
6957 if test "$with_pthread" != no ; then
6958     AC_CHECK_HEADER(pthread.h,[
6959         AC_DEFINE(HAVE_PTHREADS_H,1,[Define to 1 if we have pthreads.h header])
6960
6961         for cf_lib_pthread in pthread c_r
6962         do
6963             AC_MSG_CHECKING(if we can link with the $cf_lib_pthread library)
6964             cf_save_LIBS="$LIBS"
6965             CF_ADD_LIB($cf_lib_pthread)
6966             AC_TRY_LINK([
6967 #include <pthread.h>
6968 ],[
6969                 int rc = pthread_create(0,0,0,0);
6970                 int r2 = pthread_mutexattr_settype(0, 0);
6971 ],[with_pthread=yes],[with_pthread=no])
6972             LIBS="$cf_save_LIBS"
6973             AC_MSG_RESULT($with_pthread)
6974             test "$with_pthread" = yes && break
6975         done
6976
6977         if test "$with_pthread" = yes ; then
6978             CF_ADD_LIB($cf_lib_pthread)
6979             AC_DEFINE(HAVE_LIBPTHREADS,1,[Define to 1 if we have pthreads library])
6980         else
6981             AC_MSG_ERROR(Cannot link with pthread library)
6982         fi
6983     ])
6984 fi
6985 ])
6986 dnl ---------------------------------------------------------------------------
6987 dnl CF_WITH_REL_VERSION version: 1 updated: 2003/09/20 18:12:49
6988 dnl -------------------
6989 dnl Allow library's release-version to be overridden.  Generally this happens when a
6990 dnl packager has incremented the release-version past that used in the original package,
6991 dnl and wishes to keep doing this.
6992 dnl
6993 dnl $1 is the package name, if any, to derive corresponding {package}_MAJOR
6994 dnl and {package}_MINOR symbols
6995 dnl symbol.
6996 AC_DEFUN([CF_WITH_REL_VERSION],[
6997 test -z "$cf_cv_rel_version" && cf_cv_rel_version=0.0
6998 AC_ARG_WITH(rel-version,
6999 [  --with-rel-version=XXX  override derived release version],
7000 [AC_MSG_WARN(overriding release version $cf_cv_rel_version to $withval)
7001  cf_cv_rel_version=$withval])
7002 ifelse($1,,[
7003  CF_NUMBER_SYNTAX($cf_cv_rel_version,Release version)
7004 ],[
7005  $1_MAJOR=`echo "$cf_cv_rel_version" | sed -e 's/\..*//'`
7006  $1_MINOR=`echo "$cf_cv_rel_version" | sed -e 's/^[[^.]]*//' -e 's/^\.//' -e 's/\..*//'`
7007  CF_NUMBER_SYNTAX([$]$1_MAJOR,Release major-version)
7008  CF_NUMBER_SYNTAX([$]$1_MINOR,Release minor-version)
7009 ])
7010 ])dnl
7011 dnl ---------------------------------------------------------------------------
7012 dnl CF_WITH_SYSMOUSE version: 3 updated: 2012/10/06 17:56:13
7013 dnl ----------------
7014 dnl If we can compile with sysmouse, make it available unless it is not wanted.
7015 AC_DEFUN([CF_WITH_SYSMOUSE],[
7016 # not everyone has "test -c"
7017 if test -c /dev/sysmouse 2>/dev/null ; then
7018 AC_MSG_CHECKING(if you want to use sysmouse)
7019 AC_ARG_WITH(sysmouse,
7020         [  --with-sysmouse         use sysmouse (FreeBSD console)],
7021         [cf_with_sysmouse=$withval],
7022         [cf_with_sysmouse=maybe])
7023         if test "$cf_with_sysmouse" != no ; then
7024         AC_TRY_COMPILE([
7025 #include <osreldate.h>
7026 #if (__FreeBSD_version >= 400017)
7027 #include <sys/consio.h>
7028 #include <sys/fbio.h>
7029 #else
7030 #include <machine/console.h>
7031 #endif
7032 ],[
7033         struct mouse_info the_mouse;
7034         ioctl(0, CONS_MOUSECTL, &the_mouse);
7035 ],[cf_with_sysmouse=yes],[cf_with_sysmouse=no])
7036         fi
7037 AC_MSG_RESULT($cf_with_sysmouse)
7038 test "$cf_with_sysmouse" = yes && AC_DEFINE(USE_SYSMOUSE,1,[Define to 1 if we can/should use the sysmouse interface])
7039 fi
7040 ])dnl
7041 dnl ---------------------------------------------------------------------------
7042 dnl CF_WITH_SYSTYPE version: 1 updated: 2013/01/26 16:26:12
7043 dnl ---------------
7044 dnl For testing, override the derived host system-type which is used to decide
7045 dnl things such as the linker commands used to build shared libraries.  This is
7046 dnl normally chosen automatically based on the type of system which you are
7047 dnl building on.  We use it for testing the configure script.
7048 dnl
7049 dnl This is different from the --host option: it is used only for testing parts
7050 dnl of the configure script which would not be reachable with --host since that
7051 dnl relies on the build environment being real, rather than mocked up.
7052 AC_DEFUN([CF_WITH_SYSTYPE],[
7053 CF_CHECK_CACHE([AC_CANONICAL_SYSTEM])
7054 AC_ARG_WITH(system-type,
7055         [  --with-system-type=XXX  test: override derived host system-type],
7056 [AC_MSG_WARN(overriding system type to $withval)
7057         cf_cv_system_name=$withval
7058         host_os=$withval
7059 ])
7060 ])dnl
7061 dnl ---------------------------------------------------------------------------
7062 dnl CF_WITH_VALGRIND version: 1 updated: 2006/12/14 18:00:21
7063 dnl ----------------
7064 AC_DEFUN([CF_WITH_VALGRIND],[
7065 CF_NO_LEAKS_OPTION(valgrind,
7066         [  --with-valgrind         test: use valgrind],
7067         [USE_VALGRIND])
7068 ])dnl
7069 dnl ---------------------------------------------------------------------------
7070 dnl CF_XOPEN_SOURCE version: 43 updated: 2013/02/10 10:41:05
7071 dnl ---------------
7072 dnl Try to get _XOPEN_SOURCE defined properly that we can use POSIX functions,
7073 dnl or adapt to the vendor's definitions to get equivalent functionality,
7074 dnl without losing the common non-POSIX features.
7075 dnl
7076 dnl Parameters:
7077 dnl     $1 is the nominal value for _XOPEN_SOURCE
7078 dnl     $2 is the nominal value for _POSIX_C_SOURCE
7079 AC_DEFUN([CF_XOPEN_SOURCE],[
7080 AC_REQUIRE([AC_CANONICAL_HOST])
7081
7082 cf_XOPEN_SOURCE=ifelse([$1],,500,[$1])
7083 cf_POSIX_C_SOURCE=ifelse([$2],,199506L,[$2])
7084 cf_xopen_source=
7085
7086 case $host_os in #(vi
7087 aix[[4-7]]*) #(vi
7088         cf_xopen_source="-D_ALL_SOURCE"
7089         ;;
7090 cygwin) #(vi
7091         cf_XOPEN_SOURCE=600
7092         ;;
7093 darwin[[0-8]].*) #(vi
7094         cf_xopen_source="-D_APPLE_C_SOURCE"
7095         ;;
7096 darwin*) #(vi
7097         cf_xopen_source="-D_DARWIN_C_SOURCE"
7098         cf_XOPEN_SOURCE=
7099         ;;
7100 freebsd*|dragonfly*) #(vi
7101         # 5.x headers associate
7102         #       _XOPEN_SOURCE=600 with _POSIX_C_SOURCE=200112L
7103         #       _XOPEN_SOURCE=500 with _POSIX_C_SOURCE=199506L
7104         cf_POSIX_C_SOURCE=200112L
7105         cf_XOPEN_SOURCE=600
7106         cf_xopen_source="-D_BSD_TYPES -D__BSD_VISIBLE -D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
7107         ;;
7108 hpux11*) #(vi
7109         cf_xopen_source="-D_HPUX_SOURCE -D_XOPEN_SOURCE=500"
7110         ;;
7111 hpux*) #(vi
7112         cf_xopen_source="-D_HPUX_SOURCE"
7113         ;;
7114 irix[[56]].*) #(vi
7115         cf_xopen_source="-D_SGI_SOURCE"
7116         cf_XOPEN_SOURCE=
7117         ;;
7118 linux*|gnu*|mint*|k*bsd*-gnu) #(vi
7119         CF_GNU_SOURCE
7120         ;;
7121 mirbsd*) #(vi
7122         # setting _XOPEN_SOURCE or _POSIX_SOURCE breaks <sys/select.h> and other headers which use u_int / u_short types
7123         cf_XOPEN_SOURCE=
7124         CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
7125         ;;
7126 netbsd*) #(vi
7127         cf_xopen_source="-D_NETBSD_SOURCE" # setting _XOPEN_SOURCE breaks IPv6 for lynx on NetBSD 1.6, breaks xterm, is not needed for ncursesw
7128         ;;
7129 openbsd[[4-9]]*) #(vi
7130         # setting _XOPEN_SOURCE lower than 500 breaks g++ compile with wchar.h, needed for ncursesw
7131         cf_xopen_source="-D_BSD_SOURCE"
7132         cf_XOPEN_SOURCE=600
7133         ;;
7134 openbsd*) #(vi
7135         # setting _XOPEN_SOURCE breaks xterm on OpenBSD 2.8, is not needed for ncursesw
7136         ;;
7137 osf[[45]]*) #(vi
7138         cf_xopen_source="-D_OSF_SOURCE"
7139         ;;
7140 nto-qnx*) #(vi
7141         cf_xopen_source="-D_QNX_SOURCE"
7142         ;;
7143 sco*) #(vi
7144         # setting _XOPEN_SOURCE breaks Lynx on SCO Unix / OpenServer
7145         ;;
7146 solaris2.*) #(vi
7147         cf_xopen_source="-D__EXTENSIONS__"
7148         ;;
7149 *)
7150         CF_TRY_XOPEN_SOURCE
7151         CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
7152         ;;
7153 esac
7154
7155 if test -n "$cf_xopen_source" ; then
7156         CF_ADD_CFLAGS($cf_xopen_source)
7157 fi
7158
7159 dnl In anything but the default case, we may have system-specific setting
7160 dnl which is still not guaranteed to provide all of the entrypoints that
7161 dnl _XOPEN_SOURCE would yield.
7162 if test -n "$cf_XOPEN_SOURCE" && test -z "$cf_cv_xopen_source" ; then
7163         AC_MSG_CHECKING(if _XOPEN_SOURCE really is set)
7164         AC_TRY_COMPILE([#include <stdlib.h>],[
7165 #ifndef _XOPEN_SOURCE
7166 make an error
7167 #endif],
7168         [cf_XOPEN_SOURCE_set=yes],
7169         [cf_XOPEN_SOURCE_set=no])
7170         AC_MSG_RESULT($cf_XOPEN_SOURCE_set)
7171         if test $cf_XOPEN_SOURCE_set = yes
7172         then
7173                 AC_TRY_COMPILE([#include <stdlib.h>],[
7174 #if (_XOPEN_SOURCE - 0) < $cf_XOPEN_SOURCE
7175 make an error
7176 #endif],
7177                 [cf_XOPEN_SOURCE_set_ok=yes],
7178                 [cf_XOPEN_SOURCE_set_ok=no])
7179                 if test $cf_XOPEN_SOURCE_set_ok = no
7180                 then
7181                         AC_MSG_WARN(_XOPEN_SOURCE is lower than requested)
7182                 fi
7183         else
7184                 CF_TRY_XOPEN_SOURCE
7185         fi
7186 fi
7187 ])