aclocal.m4

   1 dnl***************************************************************************
   2 dnl Copyright (c) 1998-2013,2014 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 1.686 2014/02/10 00:37:02 tom Exp $
  32 dnl Macros used in NCURSES auto-configuration script.
  33 dnl
  34 dnl These macros are maintained separately from NCURSES.  The copyright on
  35 dnl this file applies to the aggregation of macros and does not affect use of
  36 dnl these macros in other applications.
  37 dnl
  38 dnl See http://invisible-island.net/autoconf/ for additional information.
  39 dnl
  40 dnl ---------------------------------------------------------------------------
  41 dnl ---------------------------------------------------------------------------
  42 dnl AM_LANGINFO_CODESET version: 3 updated: 2002/10/27 23:21:42
  43 dnl -------------------
  44 dnl Inserted as requested by gettext 0.10.40
  45 dnl File from /usr/share/aclocal
  46 dnl codeset.m4
  47 dnl ====================
  48 dnl serial AM1
  49 dnl
  50 dnl From Bruno Haible.
  51 AC_DEFUN([AM_LANGINFO_CODESET],
  52 [
  53   AC_CACHE_CHECK([for nl_langinfo and CODESET], am_cv_langinfo_codeset,
  54     [AC_TRY_LINK([#include <langinfo.h>],
  55       [char* cs = nl_langinfo(CODESET);],
  56       am_cv_langinfo_codeset=yes,
  57       am_cv_langinfo_codeset=no)
  58     ])
  59   if test $am_cv_langinfo_codeset = yes; then
  60     AC_DEFINE(HAVE_LANGINFO_CODESET, 1,
  61       [Define if you have <langinfo.h> and nl_langinfo(CODESET).])
  62   fi
  63 ])dnl
  64 dnl ---------------------------------------------------------------------------
  65 dnl CF_ACVERSION_CHECK version: 4 updated: 2013/03/04 19:52:56
  66 dnl ------------------
  67 dnl Conditionally generate script according to whether we're using a given autoconf.
  68 dnl
  69 dnl $1 = version to compare against
  70 dnl $2 = code to use if AC_ACVERSION is at least as high as $1.
  71 dnl $3 = code to use if AC_ACVERSION is older than $1.
  72 define([CF_ACVERSION_CHECK],
  73 [
  74 ifdef([AC_ACVERSION], ,[m4_copy([m4_PACKAGE_VERSION],[AC_ACVERSION])])dnl
  75 ifdef([m4_version_compare],
  76 [m4_if(m4_version_compare(m4_defn([AC_ACVERSION]), [$1]), -1, [$3], [$2])],
  77 [CF_ACVERSION_COMPARE(
  78 AC_PREREQ_CANON(AC_PREREQ_SPLIT([$1])),
  79 AC_PREREQ_CANON(AC_PREREQ_SPLIT(AC_ACVERSION)), AC_ACVERSION, [$2], [$3])])])dnl
  80 dnl ---------------------------------------------------------------------------
  81 dnl CF_ACVERSION_COMPARE version: 3 updated: 2012/10/03 18:39:53
  82 dnl --------------------
  83 dnl CF_ACVERSION_COMPARE(MAJOR1, MINOR1, TERNARY1,
  84 dnl                      MAJOR2, MINOR2, TERNARY2,
  85 dnl                      PRINTABLE2, not FOUND, FOUND)
  86 define([CF_ACVERSION_COMPARE],
  87 [ifelse(builtin([eval], [$2 < $5]), 1,
  88 [ifelse([$8], , ,[$8])],
  89 [ifelse([$9], , ,[$9])])])dnl
  90 dnl ---------------------------------------------------------------------------
  91 dnl CF_ADA_INCLUDE_DIRS version: 8 updated: 2013/10/14 04:24:07
  92 dnl -------------------
  93 dnl Construct the list of include-options for the C programs in the Ada95
  94 dnl binding.
  95 AC_DEFUN([CF_ADA_INCLUDE_DIRS],
  96 [
  97 ACPPFLAGS="-I. -I../include -I../../include $ACPPFLAGS"
  98 if test "$srcdir" != "."; then
  99         ACPPFLAGS="-I\${srcdir}/../../include $ACPPFLAGS"
 100 fi
 101 if test "$GCC" != yes; then
 102         ACPPFLAGS="$ACPPFLAGS -I\${includedir}"
 103 elif test "$includedir" != "/usr/include"; then
 104         if test "$includedir" = '${prefix}/include' ; then
 105                 if test x$prefix != x/usr ; then
 106                         ACPPFLAGS="$ACPPFLAGS -I\${includedir}"
 107                 fi
 108         else
 109                 ACPPFLAGS="$ACPPFLAGS -I\${includedir}"
 110         fi
 111 fi
 112 AC_SUBST(ACPPFLAGS)
 113 ])dnl
 114 dnl ---------------------------------------------------------------------------
 115 dnl CF_ADD_ADAFLAGS version: 1 updated: 2010/06/19 15:22:18
 116 dnl ---------------
 117 dnl Add to $ADAFLAGS, which is substituted into makefile and scripts.
 118 AC_DEFUN([CF_ADD_ADAFLAGS],[
 119         ADAFLAGS="$ADAFLAGS $1"
 120         AC_SUBST(ADAFLAGS)
 121 ])dnl
 122 dnl ---------------------------------------------------------------------------
 123 dnl CF_ADD_CFLAGS version: 10 updated: 2010/05/26 05:38:42
 124 dnl -------------
 125 dnl Copy non-preprocessor flags to $CFLAGS, preprocessor flags to $CPPFLAGS
 126 dnl The second parameter if given makes this macro verbose.
 127 dnl
 128 dnl Put any preprocessor definitions that use quoted strings in $EXTRA_CPPFLAGS,
 129 dnl to simplify use of $CPPFLAGS in compiler checks, etc., that are easily
 130 dnl confused by the quotes (which require backslashes to keep them usable).
 131 AC_DEFUN([CF_ADD_CFLAGS],
 132 [
 133 cf_fix_cppflags=no
 134 cf_new_cflags=
 135 cf_new_cppflags=
 136 cf_new_extra_cppflags=
 137
 138 for cf_add_cflags in $1
 139 do
 140 case $cf_fix_cppflags in
 141 no)
 142         case $cf_add_cflags in #(vi
 143         -undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C) #(vi
 144                 case $cf_add_cflags in
 145                 -D*)
 146                         cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[[^=]]*='\''\"[[^"]]*//'`
 147
 148                         test "${cf_add_cflags}" != "${cf_tst_cflags}" \
 149                                 && test -z "${cf_tst_cflags}" \
 150                                 && cf_fix_cppflags=yes
 151
 152                         if test $cf_fix_cppflags = yes ; then
 153                                 cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
 154                                 continue
 155                         elif test "${cf_tst_cflags}" = "\"'" ; then
 156                                 cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
 157                                 continue
 158                         fi
 159                         ;;
 160                 esac
 161                 case "$CPPFLAGS" in
 162                 *$cf_add_cflags) #(vi
 163                         ;;
 164                 *) #(vi
 165                         case $cf_add_cflags in #(vi
 166                         -D*)
 167                                 cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
 168                                 CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,$cf_tst_cppflags)
 169                                 ;;
 170                         esac
 171                         cf_new_cppflags="$cf_new_cppflags $cf_add_cflags"
 172                         ;;
 173                 esac
 174                 ;;
 175         *)
 176                 cf_new_cflags="$cf_new_cflags $cf_add_cflags"
 177                 ;;
 178         esac
 179         ;;
 180 yes)
 181         cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
 182
 183         cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[[^"]]*"'\''//'`
 184
 185         test "${cf_add_cflags}" != "${cf_tst_cflags}" \
 186                 && test -z "${cf_tst_cflags}" \
 187                 && cf_fix_cppflags=no
 188         ;;
 189 esac
 190 done
 191
 192 if test -n "$cf_new_cflags" ; then
 193         ifelse([$2],,,[CF_VERBOSE(add to \$CFLAGS $cf_new_cflags)])
 194         CFLAGS="$CFLAGS $cf_new_cflags"
 195 fi
 196
 197 if test -n "$cf_new_cppflags" ; then
 198         ifelse([$2],,,[CF_VERBOSE(add to \$CPPFLAGS $cf_new_cppflags)])
 199         CPPFLAGS="$CPPFLAGS $cf_new_cppflags"
 200 fi
 201
 202 if test -n "$cf_new_extra_cppflags" ; then
 203         ifelse([$2],,,[CF_VERBOSE(add to \$EXTRA_CPPFLAGS $cf_new_extra_cppflags)])
 204         EXTRA_CPPFLAGS="$cf_new_extra_cppflags $EXTRA_CPPFLAGS"
 205 fi
 206
 207 AC_SUBST(EXTRA_CPPFLAGS)
 208
 209 ])dnl
 210 dnl ---------------------------------------------------------------------------
 211 dnl CF_ADD_INCDIR version: 13 updated: 2010/05/26 16:44:57
 212 dnl -------------
 213 dnl Add an include-directory to $CPPFLAGS.  Don't add /usr/include, since it's
 214 dnl redundant.  We don't normally need to add -I/usr/local/include for gcc,
 215 dnl but old versions (and some misinstalled ones) need that.  To make things
 216 dnl worse, gcc 3.x may give error messages if -I/usr/local/include is added to
 217 dnl the include-path).
 218 AC_DEFUN([CF_ADD_INCDIR],
 219 [
 220 if test -n "$1" ; then
 221   for cf_add_incdir in $1
 222   do
 223         while test $cf_add_incdir != /usr/include
 224         do
 225           if test -d $cf_add_incdir
 226           then
 227                 cf_have_incdir=no
 228                 if test -n "$CFLAGS$CPPFLAGS" ; then
 229                   # a loop is needed to ensure we can add subdirs of existing dirs
 230                   for cf_test_incdir in $CFLAGS $CPPFLAGS ; do
 231                         if test ".$cf_test_incdir" = ".-I$cf_add_incdir" ; then
 232                           cf_have_incdir=yes; break
 233                         fi
 234                   done
 235                 fi
 236
 237                 if test "$cf_have_incdir" = no ; then
 238                   if test "$cf_add_incdir" = /usr/local/include ; then
 239                         if test "$GCC" = yes
 240                         then
 241                           cf_save_CPPFLAGS=$CPPFLAGS
 242                           CPPFLAGS="$CPPFLAGS -I$cf_add_incdir"
 243                           AC_TRY_COMPILE([#include <stdio.h>],
 244                                   [printf("Hello")],
 245                                   [],
 246                                   [cf_have_incdir=yes])
 247                           CPPFLAGS=$cf_save_CPPFLAGS
 248                         fi
 249                   fi
 250                 fi
 251
 252                 if test "$cf_have_incdir" = no ; then
 253                   CF_VERBOSE(adding $cf_add_incdir to include-path)
 254                   ifelse([$2],,CPPFLAGS,[$2])="$ifelse([$2],,CPPFLAGS,[$2]) -I$cf_add_incdir"
 255
 256                   cf_top_incdir=`echo $cf_add_incdir | sed -e 's%/include/.*$%/include%'`
 257                   test "$cf_top_incdir" = "$cf_add_incdir" && break
 258                   cf_add_incdir="$cf_top_incdir"
 259                 else
 260                   break
 261                 fi
 262           fi
 263         done
 264   done
 265 fi
 266 ])dnl
 267 dnl ---------------------------------------------------------------------------
 268 dnl CF_ADD_LIB version: 2 updated: 2010/06/02 05:03:05
 269 dnl ----------
 270 dnl Add a library, used to enforce consistency.
 271 dnl
 272 dnl $1 = library to add, without the "-l"
 273 dnl $2 = variable to update (default $LIBS)
 274 AC_DEFUN([CF_ADD_LIB],[CF_ADD_LIBS(-l$1,ifelse($2,,LIBS,[$2]))])dnl
 275 dnl ---------------------------------------------------------------------------
 276 dnl CF_ADD_LIBDIR version: 9 updated: 2010/05/26 16:44:57
 277 dnl -------------
 278 dnl     Adds to the library-path
 279 dnl
 280 dnl     Some machines have trouble with multiple -L options.
 281 dnl
 282 dnl $1 is the (list of) directory(s) to add
 283 dnl $2 is the optional name of the variable to update (default LDFLAGS)
 284 dnl
 285 AC_DEFUN([CF_ADD_LIBDIR],
 286 [
 287 if test -n "$1" ; then
 288   for cf_add_libdir in $1
 289   do
 290     if test $cf_add_libdir = /usr/lib ; then
 291       :
 292     elif test -d $cf_add_libdir
 293     then
 294       cf_have_libdir=no
 295       if test -n "$LDFLAGS$LIBS" ; then
 296         # a loop is needed to ensure we can add subdirs of existing dirs
 297         for cf_test_libdir in $LDFLAGS $LIBS ; do
 298           if test ".$cf_test_libdir" = ".-L$cf_add_libdir" ; then
 299             cf_have_libdir=yes; break
 300           fi
 301         done
 302       fi
 303       if test "$cf_have_libdir" = no ; then
 304         CF_VERBOSE(adding $cf_add_libdir to library-path)
 305         ifelse([$2],,LDFLAGS,[$2])="-L$cf_add_libdir $ifelse([$2],,LDFLAGS,[$2])"
 306       fi
 307     fi
 308   done
 309 fi
 310 ])dnl
 311 dnl ---------------------------------------------------------------------------
 312 dnl CF_ADD_LIBS version: 1 updated: 2010/06/02 05:03:05
 313 dnl -----------
 314 dnl Add one or more libraries, used to enforce consistency.
 315 dnl
 316 dnl $1 = libraries to add, with the "-l", etc.
 317 dnl $2 = variable to update (default $LIBS)
 318 AC_DEFUN([CF_ADD_LIBS],[ifelse($2,,LIBS,[$2])="$1 [$]ifelse($2,,LIBS,[$2])"])dnl
 319 dnl ---------------------------------------------------------------------------
 320 dnl CF_ADD_SUBDIR_PATH version: 4 updated: 2013/10/08 17:47:05
 321 dnl ------------------
 322 dnl Append to a search-list for a nonstandard header/lib-file
 323 dnl     $1 = the variable to return as result
 324 dnl     $2 = the package name
 325 dnl     $3 = the subdirectory, e.g., bin, include or lib
 326 dnl $4 = the directory under which we will test for subdirectories
 327 dnl $5 = a directory that we do not want $4 to match
 328 AC_DEFUN([CF_ADD_SUBDIR_PATH],
 329 [
 330 test "x$4" != "x$5" && \
 331 test -d "$4" && \
 332 ifelse([$5],NONE,,[(test -z "$5" || test x$5 = xNONE || test "x$4" != "x$5") &&]) {
 333         test -n "$verbose" && echo "    ... testing for $3-directories under $4"
 334         test -d $4/$3 &&          $1="[$]$1 $4/$3"
 335         test -d $4/$3/$2 &&       $1="[$]$1 $4/$3/$2"
 336         test -d $4/$3/$2/$3 &&    $1="[$]$1 $4/$3/$2/$3"
 337         test -d $4/$2/$3 &&       $1="[$]$1 $4/$2/$3"
 338         test -d $4/$2/$3/$2 &&    $1="[$]$1 $4/$2/$3/$2"
 339 }
 340 ])dnl
 341 dnl ---------------------------------------------------------------------------
 342 dnl CF_ARG_DISABLE version: 3 updated: 1999/03/30 17:24:31
 343 dnl --------------
 344 dnl Allow user to disable a normally-on option.
 345 AC_DEFUN([CF_ARG_DISABLE],
 346 [CF_ARG_OPTION($1,[$2],[$3],[$4],yes)])dnl
 347 dnl ---------------------------------------------------------------------------
 348 dnl CF_ARG_OPTION version: 4 updated: 2010/05/26 05:38:42
 349 dnl -------------
 350 dnl Restricted form of AC_ARG_ENABLE that ensures user doesn't give bogus
 351 dnl values.
 352 dnl
 353 dnl Parameters:
 354 dnl $1 = option name
 355 dnl $2 = help-string
 356 dnl $3 = action to perform if option is not default
 357 dnl $4 = action if perform if option is default
 358 dnl $5 = default option value (either 'yes' or 'no')
 359 AC_DEFUN([CF_ARG_OPTION],
 360 [AC_ARG_ENABLE([$1],[$2],[test "$enableval" != ifelse([$5],no,yes,no) && enableval=ifelse([$5],no,no,yes)
 361   if test "$enableval" != "$5" ; then
 362 ifelse([$3],,[    :]dnl
 363 ,[    $3]) ifelse([$4],,,[
 364   else
 365     $4])
 366   fi],[enableval=$5 ifelse([$4],,,[
 367   $4
 368 ])dnl
 369   ])])dnl
 370 dnl ---------------------------------------------------------------------------
 371 dnl CF_AR_FLAGS version: 5 updated: 2010/05/20 20:24:29
 372 dnl -----------
 373 dnl Check for suitable "ar" (archiver) options for updating an archive.
 374 AC_DEFUN([CF_AR_FLAGS],[
 375 AC_REQUIRE([CF_PROG_AR])
 376
 377 AC_CACHE_CHECK(for options to update archives, cf_cv_ar_flags,[
 378         cf_cv_ar_flags=unknown
 379         for cf_ar_flags in -curv curv -crv crv -cqv cqv -rv rv
 380         do
 381
 382                 # check if $ARFLAGS already contains this choice
 383                 if test "x$ARFLAGS" != "x" ; then
 384                         cf_check_ar_flags=`echo "x$ARFLAGS" | sed -e "s/$cf_ar_flags\$//" -e "s/$cf_ar_flags / /"`
 385                         if test "x$ARFLAGS" != "$cf_check_ar_flags" ; then
 386                                 cf_cv_ar_flags=
 387                                 break
 388                         fi
 389                 fi
 390
 391                 rm -f conftest.$ac_cv_objext
 392                 rm -f conftest.a
 393
 394                 cat >conftest.$ac_ext <<EOF
 395 #line __oline__ "configure"
 396 int     testdata[[3]] = { 123, 456, 789 };
 397 EOF
 398                 if AC_TRY_EVAL(ac_compile) ; then
 399                         echo "$AR $ARFLAGS $cf_ar_flags conftest.a conftest.$ac_cv_objext" >&AC_FD_CC
 400                         $AR $ARFLAGS $cf_ar_flags conftest.a conftest.$ac_cv_objext 2>&AC_FD_CC 1>/dev/null
 401                         if test -f conftest.a ; then
 402                                 cf_cv_ar_flags=$cf_ar_flags
 403                                 break
 404                         fi
 405                 else
 406                         CF_VERBOSE(cannot compile test-program)
 407                         break
 408                 fi
 409         done
 410         rm -f conftest.a conftest.$ac_ext conftest.$ac_cv_objext
 411 ])
 412
 413 if test -n "$ARFLAGS" ; then
 414         if test -n "$cf_cv_ar_flags" ; then
 415                 ARFLAGS="$ARFLAGS $cf_cv_ar_flags"
 416         fi
 417 else
 418         ARFLAGS=$cf_cv_ar_flags
 419 fi
 420
 421 AC_SUBST(ARFLAGS)
 422 ])
 423 dnl ---------------------------------------------------------------------------
 424 dnl CF_AWK_BIG_PRINTF version: 4 updated: 2011/10/30 17:09:50
 425 dnl -----------------
 426 dnl Check if awk can handle big strings using printf.  Some older versions of
 427 dnl awk choke on large strings passed via "%s".
 428 dnl
 429 dnl $1 = desired string size
 430 dnl $2 = variable to set with result
 431 AC_DEFUN([CF_AWK_BIG_PRINTF],
 432 [
 433         case x$AWK in #(vi
 434         x)
 435                 eval $2=no
 436                 ;;
 437         *) #(vi
 438                 if ( ${AWK} 'BEGIN { xx = "x"; while (length(xx) < $1) { xx = xx "x"; }; printf("%s\n", xx); }' 2>/dev/null \
 439                         | $AWK '{ printf "%d\n", length([$]0); }' 2>/dev/null | $AWK 'BEGIN { eqls=0; recs=0; } { recs++; if ([$]0 == 12000) eqls++; } END { if (recs != 1 || eqls != 1) exit 1; }' 2>/dev/null >/dev/null ) ; then
 440                         eval $2=yes
 441                 else
 442                         eval $2=no
 443                 fi
 444                 ;;
 445         esac
 446 ])dnl
 447 dnl ---------------------------------------------------------------------------
 448 dnl CF_BOOL_DECL version: 8 updated: 2004/01/30 15:51:18
 449 dnl ------------
 450 dnl Test if 'bool' is a builtin type in the configured C++ compiler.  Some
 451 dnl older compilers (e.g., gcc 2.5.8) don't support 'bool' directly; gcc
 452 dnl 2.6.3 does, in anticipation of the ANSI C++ standard.
 453 dnl
 454 dnl Treat the configuration-variable specially here, since we're directly
 455 dnl substituting its value (i.e., 1/0).
 456 dnl
 457 dnl $1 is the shell variable to store the result in, if not $cv_cv_builtin_bool
 458 AC_DEFUN([CF_BOOL_DECL],
 459 [
 460 AC_MSG_CHECKING(if we should include stdbool.h)
 461
 462 AC_CACHE_VAL(cf_cv_header_stdbool_h,[
 463         AC_TRY_COMPILE([],[bool foo = false],
 464                 [cf_cv_header_stdbool_h=0],
 465                 [AC_TRY_COMPILE([
 466 #ifndef __BEOS__
 467 #include <stdbool.h>
 468 #endif
 469 ],[bool foo = false],
 470                         [cf_cv_header_stdbool_h=1],
 471                         [cf_cv_header_stdbool_h=0])])])
 472
 473 if test "$cf_cv_header_stdbool_h" = 1
 474 then    AC_MSG_RESULT(yes)
 475 else    AC_MSG_RESULT(no)
 476 fi
 477
 478 AC_MSG_CHECKING([for builtin bool type])
 479
 480 AC_CACHE_VAL(ifelse($1,,cf_cv_builtin_bool,[$1]),[
 481         AC_TRY_COMPILE([
 482 #include <stdio.h>
 483 #include <sys/types.h>
 484 ],[bool x = false],
 485                 [ifelse($1,,cf_cv_builtin_bool,[$1])=1],
 486                 [ifelse($1,,cf_cv_builtin_bool,[$1])=0])
 487         ])
 488
 489 if test "$ifelse($1,,cf_cv_builtin_bool,[$1])" = 1
 490 then    AC_MSG_RESULT(yes)
 491 else    AC_MSG_RESULT(no)
 492 fi
 493 ])dnl
 494 dnl ---------------------------------------------------------------------------
 495 dnl CF_BOOL_SIZE version: 13 updated: 2013/04/13 18:03:21
 496 dnl ------------
 497 dnl Test for the size of 'bool' in the configured C++ compiler (e.g., a type).
 498 dnl Don't bother looking for bool.h, since it's been deprecated.
 499 dnl
 500 dnl If the current compiler is C rather than C++, we get the bool definition
 501 dnl from <stdbool.h>.
 502 AC_DEFUN([CF_BOOL_SIZE],
 503 [
 504 AC_MSG_CHECKING([for size of bool])
 505 AC_CACHE_VAL(cf_cv_type_of_bool,[
 506         rm -f cf_test.out
 507         AC_TRY_RUN([
 508 #include <stdlib.h>
 509 #include <stdio.h>
 510
 511 #if defined(__cplusplus)
 512
 513 #ifdef HAVE_GXX_BUILTIN_H
 514 #include <g++/builtin.h>
 515 #elif HAVE_GPP_BUILTIN_H
 516 #include <gpp/builtin.h>
 517 #elif HAVE_BUILTIN_H
 518 #include <builtin.h>
 519 #endif
 520
 521 #else
 522
 523 #if $cf_cv_header_stdbool_h
 524 #include <stdbool.h>
 525 #endif
 526
 527 #endif
 528
 529 int main()
 530 {
 531         FILE *fp = fopen("cf_test.out", "w");
 532         if (fp != 0) {
 533                 bool x = true;
 534                 if ((bool)(-x) >= 0)
 535                         fputs("unsigned ", fp);
 536                 if (sizeof(x) == sizeof(int))       fputs("int",  fp);
 537                 else if (sizeof(x) == sizeof(char)) fputs("char", fp);
 538                 else if (sizeof(x) == sizeof(short))fputs("short",fp);
 539                 else if (sizeof(x) == sizeof(long)) fputs("long", fp);
 540                 fclose(fp);
 541         }
 542         ${cf_cv_main_return:-return}(0);
 543 }
 544                 ],
 545                 [cf_cv_type_of_bool=`cat cf_test.out`
 546                  if test -z "$cf_cv_type_of_bool"; then
 547                    cf_cv_type_of_bool=unknown
 548                  fi],
 549                 [cf_cv_type_of_bool=unknown],
 550                 [cf_cv_type_of_bool=unknown])
 551         ])
 552         rm -f cf_test.out
 553 AC_MSG_RESULT($cf_cv_type_of_bool)
 554 if test "$cf_cv_type_of_bool" = unknown ; then
 555         case .$NCURSES_BOOL in #(vi
 556         .auto|.) NCURSES_BOOL=unsigned;;
 557         esac
 558         AC_MSG_WARN(Assuming $NCURSES_BOOL for type of bool)
 559         cf_cv_type_of_bool=$NCURSES_BOOL
 560 fi
 561 ])dnl
 562 dnl ---------------------------------------------------------------------------
 563 dnl CF_BUILD_CC version: 7 updated: 2012/10/06 15:31:55
 564 dnl -----------
 565 dnl If we're cross-compiling, allow the user to override the tools and their
 566 dnl options.  The configure script is oriented toward identifying the host
 567 dnl compiler, etc., but we need a build compiler to generate parts of the
 568 dnl source.
 569 dnl
 570 dnl $1 = default for $CPPFLAGS
 571 dnl $2 = default for $LIBS
 572 AC_DEFUN([CF_BUILD_CC],[
 573 CF_ACVERSION_CHECK(2.52,,
 574         [AC_REQUIRE([CF_PROG_EXT])])
 575 if test "$cross_compiling" = yes ; then
 576
 577         # defaults that we might want to override
 578         : ${BUILD_CFLAGS:=''}
 579         : ${BUILD_CPPFLAGS:='ifelse([$1],,,[$1])'}
 580         : ${BUILD_LDFLAGS:=''}
 581         : ${BUILD_LIBS:='ifelse([$2],,,[$2])'}
 582         : ${BUILD_EXEEXT:='$x'}
 583         : ${BUILD_OBJEXT:='o'}
 584
 585         AC_ARG_WITH(build-cc,
 586                 [  --with-build-cc=XXX     the build C compiler ($BUILD_CC)],
 587                 [BUILD_CC="$withval"],
 588                 [AC_CHECK_PROGS(BUILD_CC, gcc cc cl)])
 589         AC_MSG_CHECKING(for native build C compiler)
 590         AC_MSG_RESULT($BUILD_CC)
 591
 592         AC_MSG_CHECKING(for native build C preprocessor)
 593         AC_ARG_WITH(build-cpp,
 594                 [  --with-build-cpp=XXX    the build C preprocessor ($BUILD_CPP)],
 595                 [BUILD_CPP="$withval"],
 596                 [BUILD_CPP='${BUILD_CC} -E'])
 597         AC_MSG_RESULT($BUILD_CPP)
 598
 599         AC_MSG_CHECKING(for native build C flags)
 600         AC_ARG_WITH(build-cflags,
 601                 [  --with-build-cflags=XXX the build C compiler-flags ($BUILD_CFLAGS)],
 602                 [BUILD_CFLAGS="$withval"])
 603         AC_MSG_RESULT($BUILD_CFLAGS)
 604
 605         AC_MSG_CHECKING(for native build C preprocessor-flags)
 606         AC_ARG_WITH(build-cppflags,
 607                 [  --with-build-cppflags=XXX the build C preprocessor-flags ($BUILD_CPPFLAGS)],
 608                 [BUILD_CPPFLAGS="$withval"])
 609         AC_MSG_RESULT($BUILD_CPPFLAGS)
 610
 611         AC_MSG_CHECKING(for native build linker-flags)
 612         AC_ARG_WITH(build-ldflags,
 613                 [  --with-build-ldflags=XXX the build linker-flags ($BUILD_LDFLAGS)],
 614                 [BUILD_LDFLAGS="$withval"])
 615         AC_MSG_RESULT($BUILD_LDFLAGS)
 616
 617         AC_MSG_CHECKING(for native build linker-libraries)
 618         AC_ARG_WITH(build-libs,
 619                 [  --with-build-libs=XXX   the build libraries (${BUILD_LIBS})],
 620                 [BUILD_LIBS="$withval"])
 621         AC_MSG_RESULT($BUILD_LIBS)
 622
 623         # this assumes we're on Unix.
 624         BUILD_EXEEXT=
 625         BUILD_OBJEXT=o
 626
 627         : ${BUILD_CC:='${CC}'}
 628
 629         if ( test "$BUILD_CC" = "$CC" || test "$BUILD_CC" = '${CC}' ) ; then
 630                 AC_MSG_ERROR([Cross-build requires two compilers.
 631 Use --with-build-cc to specify the native compiler.])
 632         fi
 633
 634 else
 635         : ${BUILD_CC:='${CC}'}
 636         : ${BUILD_CPP:='${CPP}'}
 637         : ${BUILD_CFLAGS:='${CFLAGS}'}
 638         : ${BUILD_CPPFLAGS:='${CPPFLAGS}'}
 639         : ${BUILD_LDFLAGS:='${LDFLAGS}'}
 640         : ${BUILD_LIBS:='${LIBS}'}
 641         : ${BUILD_EXEEXT:='$x'}
 642         : ${BUILD_OBJEXT:='o'}
 643 fi
 644
 645 AC_SUBST(BUILD_CC)
 646 AC_SUBST(BUILD_CPP)
 647 AC_SUBST(BUILD_CFLAGS)
 648 AC_SUBST(BUILD_CPPFLAGS)
 649 AC_SUBST(BUILD_LDFLAGS)
 650 AC_SUBST(BUILD_LIBS)
 651 AC_SUBST(BUILD_EXEEXT)
 652 AC_SUBST(BUILD_OBJEXT)
 653 ])dnl
 654 dnl ---------------------------------------------------------------------------
 655 dnl CF_CC_ENV_FLAGS version: 1 updated: 2012/10/03 05:25:49
 656 dnl ---------------
 657 dnl Check for user's environment-breakage by stuffing CFLAGS/CPPFLAGS content
 658 dnl into CC.  This will not help with broken scripts that wrap the compiler with
 659 dnl options, but eliminates a more common category of user confusion.
 660 AC_DEFUN([CF_CC_ENV_FLAGS],
 661 [
 662 # This should have been defined by AC_PROG_CC
 663 : ${CC:=cc}
 664
 665 AC_MSG_CHECKING(\$CC variable)
 666 case "$CC" in #(vi
 667 *[[\ \  ]]-[[IUD]]*)
 668         AC_MSG_RESULT(broken)
 669         AC_MSG_WARN(your environment misuses the CC variable to hold CFLAGS/CPPFLAGS options)
 670         # humor him...
 671         cf_flags=`echo "$CC" | sed -e 's/^[[^   ]]*[[   ]]//'`
 672         CC=`echo "$CC" | sed -e 's/[[   ]].*//'`
 673         CF_ADD_CFLAGS($cf_flags)
 674         ;;
 675 *)
 676         AC_MSG_RESULT(ok)
 677         ;;
 678 esac
 679 ])dnl
 680 dnl ---------------------------------------------------------------------------
 681 dnl CF_CFG_DEFAULTS version: 10 updated: 2013/09/07 13:54:05
 682 dnl ---------------
 683 dnl Determine the default configuration into which we'll install ncurses.  This
 684 dnl can be overridden by the user's command-line options.  There's two items to
 685 dnl look for:
 686 dnl     1. the prefix (e.g., /usr)
 687 dnl     2. the header files (e.g., /usr/include/ncurses)
 688 dnl We'll look for a previous installation of ncurses and use the same defaults.
 689 dnl
 690 dnl We don't use AC_PREFIX_DEFAULT, because it gets evaluated too soon, and
 691 dnl we don't use AC_PREFIX_PROGRAM, because we cannot distinguish ncurses's
 692 dnl programs from a vendor's.
 693 AC_DEFUN([CF_CFG_DEFAULTS],
 694 [
 695 AC_MSG_CHECKING(for prefix)
 696 if test "x$prefix" = "xNONE" ; then
 697         case "$cf_cv_system_name" in
 698                 # non-vendor systems don't have a conflict
 699         openbsd*|freebsd*|mirbsd*|linux*|cygwin*|msys*|k*bsd*-gnu|mingw*)
 700                 prefix=/usr
 701                 ;;
 702         *)      prefix=$ac_default_prefix
 703                 ;;
 704         esac
 705 fi
 706 AC_MSG_RESULT($prefix)
 707
 708 if test "x$prefix" = "xNONE" ; then
 709 AC_MSG_CHECKING(for default include-directory)
 710 test -n "$verbose" && echo 1>&AC_FD_MSG
 711 for cf_symbol in \
 712         $includedir \
 713         $includedir/ncurses \
 714         $prefix/include \
 715         $prefix/include/ncurses \
 716         /usr/local/include \
 717         /usr/local/include/ncurses \
 718         /usr/include \
 719         /usr/include/ncurses
 720 do
 721         cf_dir=`eval echo $cf_symbol`
 722         if test -f $cf_dir/curses.h ; then
 723         if ( fgrep NCURSES_VERSION $cf_dir/curses.h 2>&1 >/dev/null ) ; then
 724                 includedir="$cf_symbol"
 725                 test -n "$verbose"  && echo $ac_n "     found " 1>&AC_FD_MSG
 726                 break
 727         fi
 728         fi
 729         test -n "$verbose"  && echo "   tested $cf_dir" 1>&AC_FD_MSG
 730 done
 731 AC_MSG_RESULT($includedir)
 732 fi
 733 ])dnl
 734 dnl ---------------------------------------------------------------------------
 735 dnl CF_CGETENT version: 5 updated: 2012/10/06 17:56:13
 736 dnl ----------
 737 dnl Check if the terminal-capability database functions are available.  If not,
 738 dnl ncurses has a much-reduced version.
 739 AC_DEFUN([CF_CGETENT],[
 740 AC_CACHE_CHECK(for terminal-capability database functions,cf_cv_cgetent,[
 741 AC_TRY_LINK([
 742 #include <stdlib.h>],[
 743         char temp[128];
 744         char *buf = temp;
 745         char *db_array = temp;
 746         cgetent(&buf, &db_array, "vt100");
 747         cgetcap(buf, "tc", '=');
 748         cgetmatch(buf, "tc");
 749         ],
 750         [cf_cv_cgetent=yes],
 751         [cf_cv_cgetent=no])
 752 ])
 753
 754 if test "$cf_cv_cgetent" = yes
 755 then
 756         AC_DEFINE(HAVE_BSD_CGETENT,1,[Define to 1 if we have BSD cgetent])
 757 AC_CACHE_CHECK(if cgetent uses const parameter,cf_cv_cgetent_const,[
 758 AC_TRY_LINK([
 759 #include <stdlib.h>],[
 760         char temp[128];
 761         char *buf = temp;
 762 #ifndef _NETBSD_SOURCE                  /* given, since April 2004 in stdlib.h */
 763         const char *db_array = temp;
 764         cgetent(&buf, &db_array, "vt100");
 765 #endif
 766         cgetcap(buf, "tc", '=');
 767         cgetmatch(buf, "tc");
 768         ],
 769         [cf_cv_cgetent_const=yes],
 770         [cf_cv_cgetent_const=no])
 771 ])
 772         if test "$cf_cv_cgetent_const" = yes
 773         then
 774                 AC_DEFINE_UNQUOTED(CGETENT_CONST,const,[Define to const if needed for some BSD cgetent variations])
 775         fi
 776 fi
 777 ])dnl
 778 dnl ---------------------------------------------------------------------------
 779 dnl CF_CHECK_CACHE version: 12 updated: 2012/10/02 20:55:03
 780 dnl --------------
 781 dnl Check if we're accidentally using a cache from a different machine.
 782 dnl Derive the system name, as a check for reusing the autoconf cache.
 783 dnl
 784 dnl If we've packaged config.guess and config.sub, run that (since it does a
 785 dnl better job than uname).  Normally we'll use AC_CANONICAL_HOST, but allow
 786 dnl an extra parameter that we may override, e.g., for AC_CANONICAL_SYSTEM
 787 dnl which is useful in cross-compiles.
 788 dnl
 789 dnl Note: we would use $ac_config_sub, but that is one of the places where
 790 dnl autoconf 2.5x broke compatibility with autoconf 2.13
 791 AC_DEFUN([CF_CHECK_CACHE],
 792 [
 793 if test -f $srcdir/config.guess || test -f $ac_aux_dir/config.guess ; then
 794         ifelse([$1],,[AC_CANONICAL_HOST],[$1])
 795         system_name="$host_os"
 796 else
 797         system_name="`(uname -s -r) 2>/dev/null`"
 798         if test -z "$system_name" ; then
 799                 system_name="`(hostname) 2>/dev/null`"
 800         fi
 801 fi
 802 test -n "$system_name" && AC_DEFINE_UNQUOTED(SYSTEM_NAME,"$system_name",[Define to the system name.])
 803 AC_CACHE_VAL(cf_cv_system_name,[cf_cv_system_name="$system_name"])
 804
 805 test -z "$system_name" && system_name="$cf_cv_system_name"
 806 test -n "$cf_cv_system_name" && AC_MSG_RESULT(Configuring for $cf_cv_system_name)
 807
 808 if test ".$system_name" != ".$cf_cv_system_name" ; then
 809         AC_MSG_RESULT(Cached system name ($system_name) does not agree with actual ($cf_cv_system_name))
 810         AC_MSG_ERROR("Please remove config.cache and try again.")
 811 fi
 812 ])dnl
 813 dnl ---------------------------------------------------------------------------
 814 dnl CF_CHECK_ERRNO version: 11 updated: 2010/05/26 05:38:42
 815 dnl --------------
 816 dnl Check for data that is usually declared in <stdio.h> or <errno.h>, e.g.,
 817 dnl the 'errno' variable.  Define a DECL_xxx symbol if we must declare it
 818 dnl ourselves.
 819 dnl
 820 dnl $1 = the name to check
 821 dnl $2 = the assumed type
 822 AC_DEFUN([CF_CHECK_ERRNO],
 823 [
 824 AC_CACHE_CHECK(if external $1 is declared, cf_cv_dcl_$1,[
 825     AC_TRY_COMPILE([
 826 #ifdef HAVE_STDLIB_H
 827 #include <stdlib.h>
 828 #endif
 829 #include <stdio.h>
 830 #include <sys/types.h>
 831 #include <errno.h> ],
 832     ifelse([$2],,int,[$2]) x = (ifelse([$2],,int,[$2])) $1,
 833     [cf_cv_dcl_$1=yes],
 834     [cf_cv_dcl_$1=no])
 835 ])
 836
 837 if test "$cf_cv_dcl_$1" = no ; then
 838     CF_UPPER(cf_result,decl_$1)
 839     AC_DEFINE_UNQUOTED($cf_result)
 840 fi
 841
 842 # It's possible (for near-UNIX clones) that the data doesn't exist
 843 CF_CHECK_EXTERN_DATA($1,ifelse([$2],,int,[$2]))
 844 ])dnl
 845 dnl ---------------------------------------------------------------------------
 846 dnl CF_CHECK_EXTERN_DATA version: 3 updated: 2001/12/30 18:03:23
 847 dnl --------------------
 848 dnl Check for existence of external data in the current set of libraries.  If
 849 dnl we can modify it, it's real enough.
 850 dnl $1 = the name to check
 851 dnl $2 = its type
 852 AC_DEFUN([CF_CHECK_EXTERN_DATA],
 853 [
 854 AC_CACHE_CHECK(if external $1 exists, cf_cv_have_$1,[
 855     AC_TRY_LINK([
 856 #undef $1
 857 extern $2 $1;
 858 ],
 859     [$1 = 2],
 860     [cf_cv_have_$1=yes],
 861     [cf_cv_have_$1=no])
 862 ])
 863
 864 if test "$cf_cv_have_$1" = yes ; then
 865     CF_UPPER(cf_result,have_$1)
 866     AC_DEFINE_UNQUOTED($cf_result)
 867 fi
 868
 869 ])dnl
 870 dnl ---------------------------------------------------------------------------
 871 dnl CF_CHECK_GPM_WGETCH version: 2 updated: 2010/08/14 18:25:37
 872 dnl -------------------
 873 dnl Check if GPM is already linked with curses.  If so - and if the linkage
 874 dnl is not "weak" - warn about this because it can create problems linking
 875 dnl applications with ncurses.
 876 AC_DEFUN([CF_CHECK_GPM_WGETCH],[
 877 AC_CHECK_LIB(gpm,Gpm_Wgetch,[
 878
 879 AC_CACHE_CHECK(if GPM is weakly bound to curses library, cf_cv_check_gpm_wgetch,[
 880 cf_cv_check_gpm_wgetch=unknown
 881 if test "$cross_compiling" != yes ; then
 882
 883 cat >conftest.$ac_ext <<CF_EOF
 884 #include <gpm.h>
 885 int main()
 886 {
 887         Gpm_Wgetch();
 888         ${cf_cv_main_return:-return}(0);
 889 }
 890 CF_EOF
 891
 892         cf_save_LIBS="$LIBS"
 893         # This only works if we can look at the symbol table.  If a shared
 894         # library is stripped for install, we cannot use that.  So we're forced
 895         # to rely on the static library, noting that some packagers may not
 896         # include it.
 897         LIBS="-static -lgpm -dynamic $LIBS"
 898         if AC_TRY_EVAL(ac_compile) ; then
 899                 if AC_TRY_EVAL(ac_link) ; then
 900                         cf_cv_check_gpm_wgetch=`nm conftest$ac_exeext | egrep '\<wgetch\>' | egrep '\<[[vVwW]]\>'`
 901                         test -n "$cf_cv_check_gpm_wgetch" && cf_cv_check_gpm_wgetch=yes
 902                         test -z "$cf_cv_check_gpm_wgetch" && cf_cv_check_gpm_wgetch=no
 903                 fi
 904         fi
 905         rm -rf conftest*
 906         LIBS="$cf_save_LIBS"
 907 fi
 908 ])
 909
 910 if test "$cf_cv_check_gpm_wgetch" != yes ; then
 911         AC_MSG_WARN(GPM library is already linked with curses - read the FAQ)
 912 fi
 913 ])])dnl
 914 dnl ---------------------------------------------------------------------------
 915 dnl CF_CHECK_LIBTOOL_VERSION version: 1 updated: 2013/04/06 18:03:09
 916 dnl ------------------------
 917 dnl Show the version of libtool
 918 dnl
 919 dnl Save the version in a cache variable - this is not entirely a good thing,
 920 dnl but the version string from libtool is very ugly, and for bug reports it
 921 dnl might be useful to have the original string.
 922 AC_DEFUN([CF_CHECK_LIBTOOL_VERSION],[
 923 if test -n "$LIBTOOL" && test "$LIBTOOL" != none
 924 then
 925         AC_MSG_CHECKING(version of $LIBTOOL)
 926         CF_LIBTOOL_VERSION
 927         AC_MSG_RESULT($cf_cv_libtool_version)
 928         if test -z "$cf_cv_libtool_version" ; then
 929                 AC_MSG_ERROR(This is not GNU libtool)
 930         fi
 931 else
 932         AC_MSG_ERROR(GNU libtool has not been found)
 933 fi
 934 ])dnl
 935 dnl ---------------------------------------------------------------------------
 936 dnl CF_CHECK_WCHAR_H version: 1 updated: 2011/10/29 15:01:05
 937 dnl ----------------
 938 dnl Check if wchar.h can be used, i.e., without defining _XOPEN_SOURCE_EXTENDED
 939 AC_DEFUN([CF_CHECK_WCHAR_H],[
 940 AC_CACHE_CHECK(if wchar.h can be used as is,cf_cv_wchar_h_okay,[
 941 AC_TRY_COMPILE(
 942 [
 943 #include <stdlib.h>
 944 #include <wchar.h>
 945 ],[
 946         wint_t foo = 0;
 947         int bar = iswpunct(foo)],
 948         [cf_cv_wchar_h_okay=yes],
 949         [cf_cv_wchar_h_okay=no])])
 950
 951 if test $cf_cv_wchar_h_okay = no
 952 then
 953         CF_PREDEFINE(_XOPEN_SOURCE_EXTENDED)
 954 fi
 955 ])dnl
 956 dnl ---------------------------------------------------------------------------
 957 dnl CF_CLANG_COMPILER version: 2 updated: 2013/11/19 19:23:35
 958 dnl -----------------
 959 dnl Check if the given compiler is really clang.  clang's C driver defines
 960 dnl __GNUC__ (fooling the configure script into setting $GCC to yes) but does
 961 dnl not ignore some gcc options.
 962 dnl
 963 dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to
 964 dnl ensure that it is not mistaken for gcc/g++.  It is normally invoked from
 965 dnl the wrappers for gcc and g++ warnings.
 966 dnl
 967 dnl $1 = GCC (default) or GXX
 968 dnl $2 = CLANG_COMPILER (default)
 969 dnl $3 = CFLAGS (default) or CXXFLAGS
 970 AC_DEFUN([CF_CLANG_COMPILER],[
 971 ifelse([$2],,CLANG_COMPILER,[$2])=no
 972
 973 if test "$ifelse([$1],,[$1],GCC)" = yes ; then
 974         AC_MSG_CHECKING(if this is really Clang ifelse([$1],GXX,C++,C) compiler)
 975         cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])"
 976         ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -Qunused-arguments"
 977         AC_TRY_COMPILE([],[
 978 #ifdef __clang__
 979 #else
 980 make an error
 981 #endif
 982 ],[ifelse([$2],,CLANG_COMPILER,[$2])=yes
 983 cf_save_CFLAGS="$cf_save_CFLAGS -Qunused-arguments"
 984 ],[])
 985         ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS"
 986         AC_MSG_RESULT($ifelse([$2],,CLANG_COMPILER,[$2]))
 987 fi
 988 ])
 989 dnl ---------------------------------------------------------------------------
 990 dnl CF_CPP_PARAM_INIT version: 6 updated: 2012/10/06 17:56:13
 991 dnl -----------------
 992 dnl Check if the C++ compiler accepts duplicate parameter initialization.  This
 993 dnl is a late feature for the standard and is not in some recent compilers
 994 dnl (1999/9/11).
 995 AC_DEFUN([CF_CPP_PARAM_INIT],
 996 [
 997 if test -n "$CXX"; then
 998 AC_CACHE_CHECK(if $CXX accepts parameter initialization,cf_cv_cpp_param_init,[
 999         AC_LANG_SAVE
1000         AC_LANG_CPLUSPLUS
1001         AC_TRY_RUN([
1002 class TEST {
1003 private:
1004         int value;
1005 public:
1006         TEST(int x = 1);
1007         ~TEST();
1008 };
1009
1010 TEST::TEST(int x = 1)   // some compilers do not like second initializer
1011 {
1012         value = x;
1013 }
1014 int main() { }
1015 ],
1016         [cf_cv_cpp_param_init=yes],
1017         [cf_cv_cpp_param_init=no],
1018         [cf_cv_cpp_param_init=unknown])
1019         AC_LANG_RESTORE
1020 ])
1021 fi
1022 test "$cf_cv_cpp_param_init" = yes && AC_DEFINE(CPP_HAS_PARAM_INIT,1,[Define to 1 if C++ has parameter initialization])
1023 ])dnl
1024 dnl ---------------------------------------------------------------------------
1025 dnl CF_CPP_STATIC_CAST version: 3 updated: 2013/04/13 18:03:21
1026 dnl ------------------
1027 dnl Check if the C++ compiler accepts static_cast in generics.  This appears to
1028 dnl not be supported in g++ before 3.0
1029 AC_DEFUN([CF_CPP_STATIC_CAST],
1030 [
1031 if test -n "$CXX"; then
1032
1033 AC_CACHE_CHECK(if $CXX accepts static_cast,cf_cv_cpp_static_cast,[
1034         AC_LANG_SAVE
1035         AC_LANG_CPLUSPLUS
1036
1037         AC_TRY_COMPILE([
1038 class NCursesPanel
1039 {
1040 public:
1041   NCursesPanel(int nlines,
1042                int ncols,
1043                int begin_y = 0,
1044                int begin_x = 0)
1045   {
1046   }
1047   NCursesPanel();
1048   ~NCursesPanel();
1049 };
1050
1051 template<class T> class NCursesUserPanel : public NCursesPanel
1052 {
1053 public:
1054   NCursesUserPanel (int nlines,
1055                     int ncols,
1056                     int begin_y = 0,
1057                     int begin_x = 0,
1058                     const T* p_UserData = static_cast<T*>(0))
1059     : NCursesPanel (nlines, ncols, begin_y, begin_x)
1060   {
1061   };
1062   NCursesUserPanel(const T* p_UserData = static_cast<T*>(0)) : NCursesPanel()
1063   {
1064   };
1065
1066   virtual ~NCursesUserPanel() {};
1067 };
1068 ],[
1069         const char* p_UserData = static_cast<char*>(0)],
1070         [cf_cv_cpp_static_cast=yes],
1071         [cf_cv_cpp_static_cast=no])
1072
1073         AC_LANG_RESTORE
1074 ])
1075
1076 fi
1077
1078 test "$cf_cv_cpp_static_cast" = yes && AC_DEFINE(CPP_HAS_STATIC_CAST,1,[Define to 1 if C++ has static_cast])
1079 ])dnl
1080 dnl ---------------------------------------------------------------------------
1081 dnl CF_CXX_AR_FLAGS version: 1 updated: 2011/10/29 08:35:34
1082 dnl ---------------
1083 dnl Setup special archiver flags for given compilers.
1084 AC_DEFUN([CF_CXX_AR_FLAGS],[
1085         CXX_AR='$(AR)'
1086         CXX_ARFLAGS='$(ARFLAGS)'
1087         case $cf_cv_system_name in #(vi
1088         irix*) #(vi
1089             if test "$GXX" != yes ; then
1090                 CXX_AR='$(CXX)'
1091                 CXX_ARFLAGS='-ar -o'
1092             fi
1093             ;;
1094         sco3.2v5*) #(vi
1095             CXXLDFLAGS="-u main"
1096             ;;
1097         solaris2*)
1098             if test "$GXX" != yes ; then
1099                 CXX_AR='$(CXX)'
1100                 CXX_ARFLAGS='-xar -o'
1101             fi
1102             ;;
1103         esac
1104         AC_SUBST(CXXLDFLAGS)
1105         AC_SUBST(CXX_AR)
1106         AC_SUBST(CXX_ARFLAGS)
1107 ])dnl
1108 dnl ---------------------------------------------------------------------------
1109 dnl CF_CXX_IOSTREAM_NAMESPACE version: 2 updated: 2012/10/06 17:56:13
1110 dnl -------------------------
1111 dnl For c++, check if iostream uses "std::" namespace.
1112 AC_DEFUN([CF_CXX_IOSTREAM_NAMESPACE],[
1113 AC_CHECK_HEADERS(iostream)
1114 if test x"$ac_cv_header_iostream" = xyes ; then
1115         AC_MSG_CHECKING(if iostream uses std-namespace)
1116         AC_TRY_COMPILE([
1117 #include <iostream>
1118 using std::endl;
1119 using std::cerr;],[
1120 cerr << "testing" << endl;
1121 ],[cf_iostream_namespace=yes],[cf_iostream_namespace=no])
1122         AC_MSG_RESULT($cf_iostream_namespace)
1123         if test "$cf_iostream_namespace" = yes ; then
1124                 AC_DEFINE(IOSTREAM_NAMESPACE,1,[Define to 1 if C++ has namespace iostream])
1125         fi
1126 fi
1127 ])dnl
1128 dnl ---------------------------------------------------------------------------
1129 dnl CF_C_INLINE version: 4 updated: 2012/06/16 14:55:39
1130 dnl -----------
1131 dnl Check if the C compiler supports "inline".
1132 dnl $1 is the name of a shell variable to set if inline is supported
1133 dnl $2 is the threshold for gcc 4.x's option controlling maximum inline size
1134 AC_DEFUN([CF_C_INLINE],[
1135 AC_C_INLINE
1136 $1=
1137 if test "$ac_cv_c_inline" != no ; then
1138   $1=inline
1139   if test "$INTEL_COMPILER" = yes
1140   then
1141     :
1142   elif test "$CLANG_COMPILER" = yes
1143   then
1144     :
1145   elif test "$GCC" = yes
1146   then
1147     AC_CACHE_CHECK(if $CC supports options to tune inlining,cf_cv_gcc_inline,[
1148       cf_save_CFLAGS=$CFLAGS
1149       CFLAGS="$CFLAGS --param max-inline-insns-single=$2"
1150       AC_TRY_COMPILE([inline int foo(void) { return 1; }],
1151       [${cf_cv_main_return:-return} foo()],
1152       [cf_cv_gcc_inline=yes],
1153       [cf_cv_gcc_inline=no])
1154       CFLAGS=$cf_save_CFLAGS
1155     ])
1156     if test "$cf_cv_gcc_inline" = yes ; then
1157         CF_ADD_CFLAGS([--param max-inline-insns-single=$2])
1158     fi
1159   fi
1160 fi
1161 AC_SUBST($1)
1162 ])dnl
1163 dnl ---------------------------------------------------------------------------
1164 dnl CF_DIRNAME version: 4 updated: 2002/12/21 19:25:52
1165 dnl ----------
1166 dnl "dirname" is not portable, so we fake it with a shell script.
1167 AC_DEFUN([CF_DIRNAME],[$1=`echo $2 | sed -e 's%/[[^/]]*$%%'`])dnl
1168 dnl ---------------------------------------------------------------------------
1169 dnl CF_DIRS_TO_MAKE version: 3 updated: 2002/02/23 20:38:31
1170 dnl ---------------
1171 AC_DEFUN([CF_DIRS_TO_MAKE],
1172 [
1173 DIRS_TO_MAKE="lib"
1174 for cf_item in $cf_list_models
1175 do
1176         CF_OBJ_SUBDIR($cf_item,cf_subdir)
1177         for cf_item2 in $DIRS_TO_MAKE
1178         do
1179                 test $cf_item2 = $cf_subdir && break
1180         done
1181         test ".$cf_item2" != ".$cf_subdir" && DIRS_TO_MAKE="$DIRS_TO_MAKE $cf_subdir"
1182 done
1183 for cf_dir in $DIRS_TO_MAKE
1184 do
1185         test ! -d $cf_dir && mkdir $cf_dir
1186 done
1187 AC_SUBST(DIRS_TO_MAKE)
1188 ])dnl
1189 dnl ---------------------------------------------------------------------------
1190 dnl CF_DISABLE_ECHO version: 12 updated: 2012/10/06 16:30:28
1191 dnl ---------------
1192 dnl You can always use "make -n" to see the actual options, but it's hard to
1193 dnl pick out/analyze warning messages when the compile-line is long.
1194 dnl
1195 dnl Sets:
1196 dnl     ECHO_LT - symbol to control if libtool is verbose
1197 dnl     ECHO_LD - symbol to prefix "cc -o" lines
1198 dnl     RULE_CC - symbol to put before implicit "cc -c" lines (e.g., .c.o)
1199 dnl     SHOW_CC - symbol to put before explicit "cc -c" lines
1200 dnl     ECHO_CC - symbol to put before any "cc" line
1201 dnl
1202 AC_DEFUN([CF_DISABLE_ECHO],[
1203 AC_MSG_CHECKING(if you want to see long compiling messages)
1204 CF_ARG_DISABLE(echo,
1205         [  --disable-echo          do not display "compiling" commands],
1206         [
1207     ECHO_LT='--silent'
1208     ECHO_LD='@echo linking [$]@;'
1209     RULE_CC='@echo compiling [$]<'
1210     SHOW_CC='@echo compiling [$]@'
1211     ECHO_CC='@'
1212 ],[
1213     ECHO_LT=''
1214     ECHO_LD=''
1215     RULE_CC=''
1216     SHOW_CC=''
1217     ECHO_CC=''
1218 ])
1219 AC_MSG_RESULT($enableval)
1220 AC_SUBST(ECHO_LT)
1221 AC_SUBST(ECHO_LD)
1222 AC_SUBST(RULE_CC)
1223 AC_SUBST(SHOW_CC)
1224 AC_SUBST(ECHO_CC)
1225 ])dnl
1226 dnl ---------------------------------------------------------------------------
1227 dnl CF_DISABLE_LEAKS version: 7 updated: 2012/10/02 20:55:03
1228 dnl ----------------
1229 dnl Combine no-leak checks with the libraries or tools that are used for the
1230 dnl checks.
1231 AC_DEFUN([CF_DISABLE_LEAKS],[
1232
1233 AC_REQUIRE([CF_WITH_DMALLOC])
1234 AC_REQUIRE([CF_WITH_DBMALLOC])
1235 AC_REQUIRE([CF_WITH_VALGRIND])
1236
1237 AC_MSG_CHECKING(if you want to perform memory-leak testing)
1238 AC_ARG_ENABLE(leaks,
1239         [  --disable-leaks         test: free permanent memory, analyze leaks],
1240         [if test "x$enableval" = xno; then with_no_leaks=yes; else with_no_leaks=no; fi],
1241         : ${with_no_leaks:=no})
1242 AC_MSG_RESULT($with_no_leaks)
1243
1244 if test "$with_no_leaks" = yes ; then
1245         AC_DEFINE(NO_LEAKS,1,[Define to 1 if you want to perform memory-leak testing.])
1246         AC_DEFINE(YY_NO_LEAKS,1,[Define to 1 if you want to perform memory-leak testing.])
1247 fi
1248 ])dnl
1249 dnl ---------------------------------------------------------------------------
1250 dnl CF_DISABLE_LIBTOOL_VERSION version: 1 updated: 2010/05/15 15:45:59
1251 dnl --------------------------
1252 dnl Check if we should use the libtool 1.5 feature "-version-number" instead of
1253 dnl the older "-version-info" feature.  The newer feature allows us to use
1254 dnl version numbering on shared libraries which make them compatible with
1255 dnl various systems.
1256 AC_DEFUN([CF_DISABLE_LIBTOOL_VERSION],
1257 [
1258 AC_MSG_CHECKING(if libtool -version-number should be used)
1259 CF_ARG_DISABLE(libtool-version,
1260         [  --disable-libtool-version  enable to use libtool's incompatible naming scheme],
1261         [cf_libtool_version=no],
1262         [cf_libtool_version=yes])
1263 AC_MSG_RESULT($cf_libtool_version)
1264
1265 if test "$cf_libtool_version" = yes ; then
1266         LIBTOOL_VERSION="-version-number"
1267 else
1268         LIBTOOL_VERSION="-version-info"
1269 fi
1270
1271 AC_SUBST(LIBTOOL_VERSION)
1272 ])dnl
1273 dnl ---------------------------------------------------------------------------
1274 dnl CF_DISABLE_RPATH_HACK version: 2 updated: 2011/02/13 13:31:33
1275 dnl ---------------------
1276 dnl The rpath-hack makes it simpler to build programs, particularly with the
1277 dnl *BSD ports which may have essential libraries in unusual places.  But it
1278 dnl can interfere with building an executable for the base system.  Use this
1279 dnl option in that case.
1280 AC_DEFUN([CF_DISABLE_RPATH_HACK],
1281 [
1282 AC_MSG_CHECKING(if rpath-hack should be disabled)
1283 CF_ARG_DISABLE(rpath-hack,
1284         [  --disable-rpath-hack    don't add rpath options for additional libraries],
1285         [cf_disable_rpath_hack=yes],
1286         [cf_disable_rpath_hack=no])
1287 AC_MSG_RESULT($cf_disable_rpath_hack)
1288 if test "$cf_disable_rpath_hack" = no ; then
1289         CF_RPATH_HACK
1290 fi
1291 ])
1292 dnl ---------------------------------------------------------------------------
1293 dnl CF_ENABLE_PC_FILES version: 9 updated: 2012/08/04 13:59:54
1294 dnl ------------------
1295 dnl This is the "--enable-pc-files" option, which is available if there is a
1296 dnl pkg-config configuration on the local machine.
1297 AC_DEFUN([CF_ENABLE_PC_FILES],[
1298 AC_REQUIRE([CF_PKG_CONFIG])
1299 AC_REQUIRE([CF_WITH_PKG_CONFIG_LIBDIR])
1300
1301 if test "$PKG_CONFIG" != none ; then
1302         AC_MSG_CHECKING(if we should install .pc files for $PKG_CONFIG)
1303         AC_ARG_ENABLE(pc-files,
1304                 [  --enable-pc-files       generate and install .pc files for pkg-config],
1305                 [enable_pc_files=$enableval],
1306                 [enable_pc_files=no])
1307         AC_MSG_RESULT($enable_pc_files)
1308         if test "$enable_pc_files" != no
1309         then
1310                 CF_PATH_SYNTAX(PKG_CONFIG_LIBDIR)
1311         fi
1312 else
1313         enable_pc_files=no
1314 fi
1315 ])dnl
1316 dnl ---------------------------------------------------------------------------
1317 dnl CF_ENABLE_RPATH version: 2 updated: 2010/03/27 18:39:42
1318 dnl ---------------
1319 dnl Check if the rpath option should be used, setting cache variable
1320 dnl cf_cv_enable_rpath if so.
1321 AC_DEFUN([CF_ENABLE_RPATH],
1322 [
1323 AC_MSG_CHECKING(if rpath option should be used)
1324 AC_ARG_ENABLE(rpath,
1325 [  --enable-rpath          use rpath option when generating shared libraries],
1326 [cf_cv_enable_rpath=$enableval],
1327 [cf_cv_enable_rpath=no])
1328 AC_MSG_RESULT($cf_cv_enable_rpath)
1329 ])dnl
1330 dnl ---------------------------------------------------------------------------
1331 dnl CF_ENABLE_STRING_HACKS version: 3 updated: 2013/01/26 16:26:12
1332 dnl ----------------------
1333 dnl On a few platforms, the compiler and/or loader nags with untruthful
1334 dnl comments stating that "most" uses of strcat/strcpy/sprintf are incorrect,
1335 dnl and implying that most uses of the recommended alternatives are correct.
1336 dnl
1337 dnl Factually speaking, no one has actually counted the number of uses of these
1338 dnl functions versus the total of incorrect uses.  Samples of a few thousand
1339 dnl instances are meaningless compared to the hundreds of millions of lines of
1340 dnl existing C code.
1341 dnl
1342 dnl strlcat/strlcpy are (as of 2012) non-standard, and are available on some
1343 dnl platforms, in implementations of varying quality.  Likewise, snprintf is
1344 dnl standard - but evolved through phases, and older implementations are likely
1345 dnl to yield surprising results, as documented in manpages on various systems.
1346 AC_DEFUN([CF_ENABLE_STRING_HACKS],
1347 [
1348 AC_MSG_CHECKING(if you want to work around bogus compiler/loader warnings)
1349 AC_ARG_ENABLE(string-hacks,
1350         [  --enable-string-hacks   work around bogus compiler/loader warnings],
1351         [with_string_hacks=$enableval],
1352         [with_string_hacks=no])
1353 AC_MSG_RESULT($with_string_hacks)
1354
1355 if test "x$with_string_hacks" = "xyes"; then
1356         AC_DEFINE(USE_STRING_HACKS,1,[Define to 1 to work around bogus compiler/loader warnings])
1357         AC_MSG_WARN(enabling string-hacks to work around bogus compiler/loader warnings)
1358         AC_CHECK_FUNCS( strlcat strlcpy snprintf )
1359 fi
1360 ])dnl
1361 dnl ---------------------------------------------------------------------------
1362 dnl CF_ERRNO version: 5 updated: 1997/11/30 12:44:39
1363 dnl --------
1364 dnl Check if 'errno' is declared in <errno.h>
1365 AC_DEFUN([CF_ERRNO],
1366 [
1367 CF_CHECK_ERRNO(errno)
1368 ])dnl
1369 dnl ---------------------------------------------------------------------------
1370 dnl CF_ETIP_DEFINES version: 5 updated: 2012/02/18 17:51:07
1371 dnl ---------------
1372 dnl Test for conflicting definitions of exception in gcc 2.8.0, etc., between
1373 dnl math.h and builtin.h, only for ncurses
1374 AC_DEFUN([CF_ETIP_DEFINES],
1375 [
1376 AC_MSG_CHECKING(for special defines needed for etip.h)
1377 cf_save_CXXFLAGS="$CXXFLAGS"
1378 cf_result="none"
1379
1380 # etip.h includes ncurses.h which includes ncurses_dll.h
1381 # But ncurses_dll.h is generated - fix here.
1382 test -d include || mkdir include
1383 test -f include/ncurses_dll.h || sed -e 's/@NCURSES_WRAP_PREFIX@/'$NCURSES_WRAP_PREFIX'/g' ${srcdir}/include/ncurses_dll.h.in >include/ncurses_dll.h
1384
1385 for cf_math in "" MATH_H
1386 do
1387 for cf_excp in "" MATH_EXCEPTION
1388 do
1389         CXXFLAGS="$cf_save_CXXFLAGS -I${srcdir}/c++ -I${srcdir}/menu -Iinclude -I${srcdir}/include"
1390         test -n "$cf_math" && CXXFLAGS="$CXXFLAGS -DETIP_NEEDS_${cf_math}"
1391         test -n "$cf_excp" && CXXFLAGS="$CXXFLAGS -DETIP_NEEDS_${cf_excp}"
1392 AC_TRY_COMPILE([
1393 #include <etip.h.in>
1394 ],[],[
1395         test -n "$cf_math" && AC_DEFINE_UNQUOTED(ETIP_NEEDS_${cf_math})
1396         test -n "$cf_excp" && AC_DEFINE_UNQUOTED(ETIP_NEEDS_${cf_excp})
1397         cf_result="$cf_math $cf_excp"
1398         break 2
1399 ],[])
1400 done
1401 done
1402 AC_MSG_RESULT($cf_result)
1403 CXXFLAGS="$cf_save_CXXFLAGS"
1404 ])
1405 dnl ---------------------------------------------------------------------------
1406 dnl CF_FIND_LINKAGE version: 19 updated: 2010/05/29 16:31:02
1407 dnl ---------------
1408 dnl Find a library (specifically the linkage used in the code fragment),
1409 dnl searching for it if it is not already in the library path.
1410 dnl See also CF_ADD_SEARCHPATH.
1411 dnl
1412 dnl Parameters (4-on are optional):
1413 dnl     $1 = headers for library entrypoint
1414 dnl     $2 = code fragment for library entrypoint
1415 dnl     $3 = the library name without the "-l" option or ".so" suffix.
1416 dnl     $4 = action to perform if successful (default: update CPPFLAGS, etc)
1417 dnl     $5 = action to perform if not successful
1418 dnl     $6 = module name, if not the same as the library name
1419 dnl     $7 = extra libraries
1420 dnl
1421 dnl Sets these variables:
1422 dnl     $cf_cv_find_linkage_$3 - yes/no according to whether linkage is found
1423 dnl     $cf_cv_header_path_$3 - include-directory if needed
1424 dnl     $cf_cv_library_path_$3 - library-directory if needed
1425 dnl     $cf_cv_library_file_$3 - library-file if needed, e.g., -l$3
1426 AC_DEFUN([CF_FIND_LINKAGE],[
1427
1428 # If the linkage is not already in the $CPPFLAGS/$LDFLAGS configuration, these
1429 # will be set on completion of the AC_TRY_LINK below.
1430 cf_cv_header_path_$3=
1431 cf_cv_library_path_$3=
1432
1433 CF_MSG_LOG([Starting [FIND_LINKAGE]($3,$6)])
1434
1435 cf_save_LIBS="$LIBS"
1436
1437 AC_TRY_LINK([$1],[$2],[
1438         cf_cv_find_linkage_$3=yes
1439         cf_cv_header_path_$3=/usr/include
1440         cf_cv_library_path_$3=/usr/lib
1441 ],[
1442
1443 LIBS="-l$3 $7 $cf_save_LIBS"
1444
1445 AC_TRY_LINK([$1],[$2],[
1446         cf_cv_find_linkage_$3=yes
1447         cf_cv_header_path_$3=/usr/include
1448         cf_cv_library_path_$3=/usr/lib
1449         cf_cv_library_file_$3="-l$3"
1450 ],[
1451         cf_cv_find_linkage_$3=no
1452         LIBS="$cf_save_LIBS"
1453
1454     CF_VERBOSE(find linkage for $3 library)
1455     CF_MSG_LOG([Searching for headers in [FIND_LINKAGE]($3,$6)])
1456
1457     cf_save_CPPFLAGS="$CPPFLAGS"
1458     cf_test_CPPFLAGS="$CPPFLAGS"
1459
1460     CF_HEADER_PATH(cf_search,ifelse([$6],,[$3],[$6]))
1461     for cf_cv_header_path_$3 in $cf_search
1462     do
1463       if test -d $cf_cv_header_path_$3 ; then
1464         CF_VERBOSE(... testing $cf_cv_header_path_$3)
1465         CPPFLAGS="$cf_save_CPPFLAGS -I$cf_cv_header_path_$3"
1466         AC_TRY_COMPILE([$1],[$2],[
1467             CF_VERBOSE(... found $3 headers in $cf_cv_header_path_$3)
1468             cf_cv_find_linkage_$3=maybe
1469             cf_test_CPPFLAGS="$CPPFLAGS"
1470             break],[
1471             CPPFLAGS="$cf_save_CPPFLAGS"
1472             ])
1473       fi
1474     done
1475
1476     if test "$cf_cv_find_linkage_$3" = maybe ; then
1477
1478       CF_MSG_LOG([Searching for $3 library in [FIND_LINKAGE]($3,$6)])
1479
1480       cf_save_LIBS="$LIBS"
1481       cf_save_LDFLAGS="$LDFLAGS"
1482
1483       ifelse([$6],,,[
1484         CPPFLAGS="$cf_test_CPPFLAGS"
1485         LIBS="-l$3 $7 $cf_save_LIBS"
1486         AC_TRY_LINK([$1],[$2],[
1487             CF_VERBOSE(... found $3 library in system)
1488             cf_cv_find_linkage_$3=yes])
1489             CPPFLAGS="$cf_save_CPPFLAGS"
1490             LIBS="$cf_save_LIBS"
1491             ])
1492
1493       if test "$cf_cv_find_linkage_$3" != yes ; then
1494         CF_LIBRARY_PATH(cf_search,$3)
1495         for cf_cv_library_path_$3 in $cf_search
1496         do
1497           if test -d $cf_cv_library_path_$3 ; then
1498             CF_VERBOSE(... testing $cf_cv_library_path_$3)
1499             CPPFLAGS="$cf_test_CPPFLAGS"
1500             LIBS="-l$3 $7 $cf_save_LIBS"
1501             LDFLAGS="$cf_save_LDFLAGS -L$cf_cv_library_path_$3"
1502             AC_TRY_LINK([$1],[$2],[
1503                 CF_VERBOSE(... found $3 library in $cf_cv_library_path_$3)
1504                 cf_cv_find_linkage_$3=yes
1505                 cf_cv_library_file_$3="-l$3"
1506                 break],[
1507                 CPPFLAGS="$cf_save_CPPFLAGS"
1508                 LIBS="$cf_save_LIBS"
1509                 LDFLAGS="$cf_save_LDFLAGS"
1510                 ])
1511           fi
1512         done
1513         CPPFLAGS="$cf_save_CPPFLAGS"
1514         LDFLAGS="$cf_save_LDFLAGS"
1515       fi
1516
1517     else
1518       cf_cv_find_linkage_$3=no
1519     fi
1520     ],$7)
1521 ])
1522
1523 LIBS="$cf_save_LIBS"
1524
1525 if test "$cf_cv_find_linkage_$3" = yes ; then
1526 ifelse([$4],,[
1527         CF_ADD_INCDIR($cf_cv_header_path_$3)
1528         CF_ADD_LIBDIR($cf_cv_library_path_$3)
1529         CF_ADD_LIB($3)
1530 ],[$4])
1531 else
1532 ifelse([$5],,AC_MSG_WARN(Cannot find $3 library),[$5])
1533 fi
1534 ])dnl
1535 dnl ---------------------------------------------------------------------------
1536 dnl CF_FIXUP_ADAFLAGS version: 1 updated: 2012/03/31 18:48:10
1537 dnl -----------------
1538 dnl make ADAFLAGS consistent with CFLAGS
1539 AC_DEFUN([CF_FIXUP_ADAFLAGS],[
1540         AC_MSG_CHECKING(optimization options for ADAFLAGS)
1541         case "$CFLAGS" in
1542         *-g*)
1543                 CF_ADD_ADAFLAGS(-g)
1544                 ;;
1545         esac
1546         case "$CFLAGS" in
1547         *-O*)
1548                 cf_O_flag=`echo "$CFLAGS" |sed -e 's/^.*-O/-O/' -e 's/[[        ]].*//'`
1549                 CF_ADD_ADAFLAGS($cf_O_flag)
1550                 ;;
1551         esac
1552         AC_MSG_RESULT($ADAFLAGS)
1553 ])dnl
1554 dnl ---------------------------------------------------------------------------
1555 dnl CF_FORGET_TOOL version: 1 updated: 2013/04/06 18:03:09
1556 dnl --------------
1557 dnl Forget that we saw the given tool.
1558 AC_DEFUN([CF_FORGET_TOOL],[
1559 unset ac_cv_prog_ac_ct_$1
1560 unset ac_ct_$1
1561 unset $1
1562 ])dnl
1563 dnl ---------------------------------------------------------------------------
1564 dnl CF_FUNC_DLSYM version: 3 updated: 2012/10/06 11:17:15
1565 dnl -------------
1566 dnl Test for dlsym() and related functions, as well as libdl.
1567 dnl
1568 dnl Sets
1569 dnl     $cf_have_dlsym
1570 dnl     $cf_have_libdl
1571 AC_DEFUN([CF_FUNC_DLSYM],[
1572 cf_have_dlsym=no
1573 AC_CHECK_FUNC(dlsym,cf_have_dlsym=yes,[
1574
1575 cf_have_libdl=no
1576 AC_CHECK_LIB(dl,dlsym,[
1577         cf_have_dlsym=yes
1578         cf_have_libdl=yes])])
1579
1580 if test "$cf_have_dlsym" = yes ; then
1581         test "$cf_have_libdl" = yes && CF_ADD_LIB(dl)
1582
1583         AC_MSG_CHECKING(whether able to link to dl*() functions)
1584         AC_TRY_LINK([#include <dlfcn.h>],[
1585                 void *obj;
1586                 if ((obj = dlopen("filename", 0)) != 0) {
1587                         if (dlsym(obj, "symbolname") == 0) {
1588                         dlclose(obj);
1589                         }
1590                 }],[
1591                 AC_DEFINE(HAVE_LIBDL,1,[Define to 1 if we have dl library])],[
1592                 AC_MSG_ERROR(Cannot link test program for libdl)])
1593         AC_MSG_RESULT(ok)
1594 else
1595         AC_MSG_ERROR(Cannot find dlsym function)
1596 fi
1597 ])
1598 dnl ---------------------------------------------------------------------------
1599 dnl CF_FUNC_MEMMOVE version: 8 updated: 2012/10/04 20:12:20
1600 dnl ---------------
1601 dnl Check for memmove, or a bcopy that can handle overlapping copy.  If neither
1602 dnl is found, add our own version of memmove to the list of objects.
1603 AC_DEFUN([CF_FUNC_MEMMOVE],
1604 [
1605 AC_CHECK_FUNC(memmove,,[
1606 AC_CHECK_FUNC(bcopy,[
1607         AC_CACHE_CHECK(if bcopy does overlapping moves,cf_cv_good_bcopy,[
1608                 AC_TRY_RUN([
1609 int main() {
1610         static char data[] = "abcdefghijklmnopqrstuwwxyz";
1611         char temp[40];
1612         bcopy(data, temp, sizeof(data));
1613         bcopy(temp+10, temp, 15);
1614         bcopy(temp+5, temp+15, 10);
1615         ${cf_cv_main_return:-return} (strcmp(temp, "klmnopqrstuwwxypqrstuwwxyz"));
1616 }
1617                 ],
1618                 [cf_cv_good_bcopy=yes],
1619                 [cf_cv_good_bcopy=no],
1620                 [cf_cv_good_bcopy=unknown])
1621                 ])
1622         ],[cf_cv_good_bcopy=no])
1623         if test "$cf_cv_good_bcopy" = yes ; then
1624                 AC_DEFINE(USE_OK_BCOPY,1,[Define to 1 to use bcopy when memmove is unavailable])
1625         else
1626                 AC_DEFINE(USE_MY_MEMMOVE,1,[Define to 1 to use replacement function when memmove is unavailable])
1627         fi
1628 ])])dnl
1629 dnl ---------------------------------------------------------------------------
1630 dnl CF_FUNC_NANOSLEEP version: 4 updated: 2012/10/06 17:56:13
1631 dnl -----------------
1632 dnl Check for existence of workable nanosleep() function.  Some systems, e.g.,
1633 dnl AIX 4.x, provide a non-working version.
1634 AC_DEFUN([CF_FUNC_NANOSLEEP],[
1635 AC_CACHE_CHECK(if nanosleep really works,cf_cv_func_nanosleep,[
1636 AC_TRY_RUN([
1637 #include <stdio.h>
1638 #include <errno.h>
1639 #include <time.h>
1640
1641 #ifdef HAVE_SYS_TIME_H
1642 #include <sys/time.h>
1643 #endif
1644
1645 int main() {
1646         struct timespec ts1, ts2;
1647         int code;
1648         ts1.tv_sec  = 0;
1649         ts1.tv_nsec = 750000000;
1650         ts2.tv_sec  = 0;
1651         ts2.tv_nsec = 0;
1652         errno = 0;
1653         code = nanosleep(&ts1, &ts2); /* on failure errno is ENOSYS. */
1654         ${cf_cv_main_return:-return}(code != 0);
1655 }
1656 ],
1657         [cf_cv_func_nanosleep=yes],
1658         [cf_cv_func_nanosleep=no],
1659         [cf_cv_func_nanosleep=unknown])])
1660
1661 test "$cf_cv_func_nanosleep" = "yes" && AC_DEFINE(HAVE_NANOSLEEP,1,[Define to 1 if we have nanosleep()])
1662 ])
1663 dnl ---------------------------------------------------------------------------
1664 dnl CF_FUNC_OPENPTY version: 3 updated: 2010/05/29 16:31:02
1665 dnl ---------------
1666 dnl Check for openpty() function, along with <pty.h> header.  It may need the
1667 dnl "util" library as well.
1668 AC_DEFUN([CF_FUNC_OPENPTY],
1669 [
1670 AC_CHECK_LIB(util,openpty,cf_cv_lib_util=yes,cf_cv_lib_util=no)
1671 AC_CACHE_CHECK(for openpty header,cf_cv_func_openpty,[
1672     cf_save_LIBS="$LIBS"
1673     test $cf_cv_lib_util = yes && CF_ADD_LIB(util)
1674     for cf_header in pty.h libutil.h util.h
1675     do
1676     AC_TRY_LINK([
1677 #include <$cf_header>
1678 ],[
1679     int x = openpty((int *)0, (int *)0, (char *)0,
1680                    (struct termios *)0, (struct winsize *)0);
1681 ],[
1682         cf_cv_func_openpty=$cf_header
1683         break
1684 ],[
1685         cf_cv_func_openpty=no
1686 ])
1687     done
1688     LIBS="$cf_save_LIBS"
1689 ])
1690 ])dnl
1691 dnl ---------------------------------------------------------------------------
1692 dnl CF_FUNC_POLL version: 8 updated: 2012/10/04 05:24:07
1693 dnl ------------
1694 dnl See if the poll function really works.  Some platforms have poll(), but
1695 dnl it does not work for terminals or files.
1696 AC_DEFUN([CF_FUNC_POLL],[
1697 AC_CACHE_CHECK(if poll really works,cf_cv_working_poll,[
1698 AC_TRY_RUN([
1699 #include <stdlib.h>
1700 #include <stdio.h>
1701 #include <unistd.h>
1702 #include <fcntl.h>
1703 #ifdef HAVE_POLL_H
1704 #include <poll.h>
1705 #else
1706 #include <sys/poll.h>
1707 #endif
1708 int main() {
1709         struct pollfd myfds;
1710         int ret;
1711
1712         /* check for Darwin bug with respect to "devices" */
1713         myfds.fd = open("/dev/null", 1);        /* O_WRONLY */
1714         if (myfds.fd < 0)
1715                 myfds.fd = 0;
1716         myfds.events = POLLIN;
1717         myfds.revents = 0;
1718
1719         ret = poll(&myfds, 1, 100);
1720
1721         if (ret < 0 || (myfds.revents & POLLNVAL)) {
1722                 ret = -1;
1723         } else {
1724                 int fd = 0;
1725                 if (!isatty(fd)) {
1726                         fd = open("/dev/tty", 2);       /* O_RDWR */
1727                 }
1728
1729                 if (fd >= 0) {
1730                         /* also check with standard input */
1731                         myfds.fd = fd;
1732                         myfds.events = POLLIN;
1733                         myfds.revents = 0;
1734                         ret = poll(&myfds, 1, 100);
1735                 } else {
1736                         ret = -1;
1737                 }
1738         }
1739         ${cf_cv_main_return:-return}(ret < 0);
1740 }],
1741         [cf_cv_working_poll=yes],
1742         [cf_cv_working_poll=no],
1743         [cf_cv_working_poll=unknown])])
1744 test "$cf_cv_working_poll" = "yes" && AC_DEFINE(HAVE_WORKING_POLL,1,[Define to 1 if the poll function seems to work])
1745 ])dnl
1746 dnl ---------------------------------------------------------------------------
1747 dnl CF_FUNC_TERMIOS version: 3 updated: 2012/10/06 17:56:13
1748 dnl ---------------
1749 dnl Some old/broken variations define tcgetattr() only as a macro in
1750 dnl termio(s).h
1751 AC_DEFUN([CF_FUNC_TERMIOS],[
1752 AC_REQUIRE([CF_STRUCT_TERMIOS])
1753 AC_CACHE_CHECK(for tcgetattr, cf_cv_have_tcgetattr,[
1754 AC_TRY_LINK([
1755 #include <sys/types.h>
1756 #ifdef HAVE_UNISTD_H
1757 #include <unistd.h>
1758 #endif
1759 #ifdef HAVE_TERMIOS_H
1760 #include <termios.h>
1761 #define TTY struct termios
1762 #else
1763 #ifdef HAVE_TERMIO_H
1764 #include <termio.h>
1765 #define TTY struct termio
1766 #endif
1767 #endif
1768 ],[
1769 TTY foo;
1770 tcgetattr(1, &foo);],
1771 [cf_cv_have_tcgetattr=yes],
1772 [cf_cv_have_tcgetattr=no])])
1773 test "$cf_cv_have_tcgetattr" = yes && AC_DEFINE(HAVE_TCGETATTR,1,[Define to 1 if we have tcgetattr])
1774 ])dnl
1775 dnl ---------------------------------------------------------------------------
1776 dnl CF_FUNC_VSSCANF version: 4 updated: 2012/10/06 17:56:13
1777 dnl ---------------
1778 dnl Check for vsscanf() function, which is in c9x but generally not in earlier
1779 dnl versions of C.  It is in the GNU C library, and can often be simulated by
1780 dnl other functions.
1781 AC_DEFUN([CF_FUNC_VSSCANF],
1782 [
1783 AC_CACHE_CHECK(for vsscanf function or workaround,cf_cv_func_vsscanf,[
1784 AC_TRY_LINK([
1785 #include <stdarg.h>
1786 #include <stdio.h>],[
1787         va_list ap;
1788         vsscanf("from", "%d", ap)],[cf_cv_func_vsscanf=vsscanf],[
1789 AC_TRY_LINK([
1790 #include <stdarg.h>
1791 #include <stdio.h>],[
1792     FILE strbuf;
1793     char *str = "from";
1794
1795     strbuf._flag = _IOREAD;
1796     strbuf._ptr = strbuf._base = (unsigned char *) str;
1797     strbuf._cnt = strlen(str);
1798     strbuf._file = _NFILE;
1799     return (vfscanf(&strbuf, "%d", ap))],[cf_cv_func_vsscanf=vfscanf],[
1800 AC_TRY_LINK([
1801 #include <stdarg.h>
1802 #include <stdio.h>],[
1803     FILE strbuf;
1804     char *str = "from";
1805
1806     strbuf._flag = _IOREAD;
1807     strbuf._ptr = strbuf._base = (unsigned char *) str;
1808     strbuf._cnt = strlen(str);
1809     strbuf._file = _NFILE;
1810     return (_doscan(&strbuf, "%d", ap))],[cf_cv_func_vsscanf=_doscan],[
1811 cf_cv_func_vsscanf=no])])])])
1812
1813 case $cf_cv_func_vsscanf in #(vi
1814 vsscanf) AC_DEFINE(HAVE_VSSCANF,1,[Define to 1 if we have vsscanf]);; #(vi
1815 vfscanf) AC_DEFINE(HAVE_VFSCANF,1,[Define to 1 if we have vfscanf]);; #(vi
1816 _doscan) AC_DEFINE(HAVE__DOSCAN,1,[Define to 1 if we have _doscan]);;
1817 esac
1818
1819 ])dnl
1820 dnl ---------------------------------------------------------------------------
1821 dnl CF_GCC_ATTRIBUTES version: 16 updated: 2012/10/02 20:55:03
1822 dnl -----------------
1823 dnl Test for availability of useful gcc __attribute__ directives to quiet
1824 dnl compiler warnings.  Though useful, not all are supported -- and contrary
1825 dnl to documentation, unrecognized directives cause older compilers to barf.
1826 AC_DEFUN([CF_GCC_ATTRIBUTES],
1827 [
1828 if test "$GCC" = yes
1829 then
1830 cat > conftest.i <<EOF
1831 #ifndef GCC_PRINTF
1832 #define GCC_PRINTF 0
1833 #endif
1834 #ifndef GCC_SCANF
1835 #define GCC_SCANF 0
1836 #endif
1837 #ifndef GCC_NORETURN
1838 #define GCC_NORETURN /* nothing */
1839 #endif
1840 #ifndef GCC_UNUSED
1841 #define GCC_UNUSED /* nothing */
1842 #endif
1843 EOF
1844 if test "$GCC" = yes
1845 then
1846         AC_CHECKING([for $CC __attribute__ directives])
1847 cat > conftest.$ac_ext <<EOF
1848 #line __oline__ "${as_me:-configure}"
1849 #include "confdefs.h"
1850 #include "conftest.h"
1851 #include "conftest.i"
1852 #if     GCC_PRINTF
1853 #define GCC_PRINTFLIKE(fmt,var) __attribute__((format(printf,fmt,var)))
1854 #else
1855 #define GCC_PRINTFLIKE(fmt,var) /*nothing*/
1856 #endif
1857 #if     GCC_SCANF
1858 #define GCC_SCANFLIKE(fmt,var)  __attribute__((format(scanf,fmt,var)))
1859 #else
1860 #define GCC_SCANFLIKE(fmt,var)  /*nothing*/
1861 #endif
1862 extern void wow(char *,...) GCC_SCANFLIKE(1,2);
1863 extern void oops(char *,...) GCC_PRINTFLIKE(1,2) GCC_NORETURN;
1864 extern void foo(void) GCC_NORETURN;
1865 int main(int argc GCC_UNUSED, char *argv[[]] GCC_UNUSED) { return 0; }
1866 EOF
1867         cf_printf_attribute=no
1868         cf_scanf_attribute=no
1869         for cf_attribute in scanf printf unused noreturn
1870         do
1871                 CF_UPPER(cf_ATTRIBUTE,$cf_attribute)
1872                 cf_directive="__attribute__(($cf_attribute))"
1873                 echo "checking for $CC $cf_directive" 1>&AC_FD_CC
1874
1875                 case $cf_attribute in #(vi
1876                 printf) #(vi
1877                         cf_printf_attribute=yes
1878                         cat >conftest.h <<EOF
1879 #define GCC_$cf_ATTRIBUTE 1
1880 EOF
1881                         ;;
1882                 scanf) #(vi
1883                         cf_scanf_attribute=yes
1884                         cat >conftest.h <<EOF
1885 #define GCC_$cf_ATTRIBUTE 1
1886 EOF
1887                         ;;
1888                 *) #(vi
1889                         cat >conftest.h <<EOF
1890 #define GCC_$cf_ATTRIBUTE $cf_directive
1891 EOF
1892                         ;;
1893                 esac
1894
1895                 if AC_TRY_EVAL(ac_compile); then
1896                         test -n "$verbose" && AC_MSG_RESULT(... $cf_attribute)
1897                         cat conftest.h >>confdefs.h
1898                         case $cf_attribute in #(vi
1899                         noreturn) #(vi
1900                                 AC_DEFINE_UNQUOTED(GCC_NORETURN,$cf_directive,[Define to noreturn-attribute for gcc])
1901                                 ;;
1902                         printf) #(vi
1903                                 cf_value='/* nothing */'
1904                                 if test "$cf_printf_attribute" != no ; then
1905                                         cf_value='__attribute__((format(printf,fmt,var)))'
1906                                         AC_DEFINE(GCC_PRINTF,1,[Define to 1 if the compiler supports gcc-like printf attribute.])
1907                                 fi
1908                                 AC_DEFINE_UNQUOTED(GCC_PRINTFLIKE(fmt,var),$cf_value,[Define to printf-attribute for gcc])
1909                                 ;;
1910                         scanf) #(vi
1911                                 cf_value='/* nothing */'
1912                                 if test "$cf_scanf_attribute" != no ; then
1913                                         cf_value='__attribute__((format(scanf,fmt,var)))'
1914                                         AC_DEFINE(GCC_SCANF,1,[Define to 1 if the compiler supports gcc-like scanf attribute.])
1915                                 fi
1916                                 AC_DEFINE_UNQUOTED(GCC_SCANFLIKE(fmt,var),$cf_value,[Define to sscanf-attribute for gcc])
1917                                 ;;
1918                         unused) #(vi
1919                                 AC_DEFINE_UNQUOTED(GCC_UNUSED,$cf_directive,[Define to unused-attribute for gcc])
1920                                 ;;
1921                         esac
1922                 fi
1923         done
1924 else
1925         fgrep define conftest.i >>confdefs.h
1926 fi
1927 rm -rf conftest*
1928 fi
1929 ])dnl
1930 dnl ---------------------------------------------------------------------------
1931 dnl CF_GCC_VERSION version: 7 updated: 2012/10/18 06:46:33
1932 dnl --------------
1933 dnl Find version of gcc
1934 AC_DEFUN([CF_GCC_VERSION],[
1935 AC_REQUIRE([AC_PROG_CC])
1936 GCC_VERSION=none
1937 if test "$GCC" = yes ; then
1938         AC_MSG_CHECKING(version of $CC)
1939         GCC_VERSION="`${CC} --version 2>/dev/null | sed -e '2,$d' -e 's/^.*(GCC[[^)]]*) //' -e 's/^.*(Debian[[^)]]*) //' -e 's/^[[^0-9.]]*//' -e 's/[[^0-9.]].*//'`"
1940         test -z "$GCC_VERSION" && GCC_VERSION=unknown
1941         AC_MSG_RESULT($GCC_VERSION)
1942 fi
1943 ])dnl
1944 dnl ---------------------------------------------------------------------------
1945 dnl CF_GCC_WARNINGS version: 31 updated: 2013/11/19 19:23:35
1946 dnl ---------------
1947 dnl Check if the compiler supports useful warning options.  There's a few that
1948 dnl we don't use, simply because they're too noisy:
1949 dnl
1950 dnl     -Wconversion (useful in older versions of gcc, but not in gcc 2.7.x)
1951 dnl     -Wredundant-decls (system headers make this too noisy)
1952 dnl     -Wtraditional (combines too many unrelated messages, only a few useful)
1953 dnl     -Wwrite-strings (too noisy, but should review occasionally).  This
1954 dnl             is enabled for ncurses using "--enable-const".
1955 dnl     -pedantic
1956 dnl
1957 dnl Parameter:
1958 dnl     $1 is an optional list of gcc warning flags that a particular
1959 dnl             application might want to use, e.g., "no-unused" for
1960 dnl             -Wno-unused
1961 dnl Special:
1962 dnl     If $with_ext_const is "yes", add a check for -Wwrite-strings
1963 dnl
1964 AC_DEFUN([CF_GCC_WARNINGS],
1965 [
1966 AC_REQUIRE([CF_GCC_VERSION])
1967 CF_INTEL_COMPILER(GCC,INTEL_COMPILER,CFLAGS)
1968 CF_CLANG_COMPILER(GCC,CLANG_COMPILER,CFLAGS)
1969
1970 cat > conftest.$ac_ext <<EOF
1971 #line __oline__ "${as_me:-configure}"
1972 int main(int argc, char *argv[[]]) { return (argv[[argc-1]] == 0) ; }
1973 EOF
1974
1975 if test "$INTEL_COMPILER" = yes
1976 then
1977 # The "-wdXXX" options suppress warnings:
1978 # remark #1419: external declaration in primary source file
1979 # remark #1683: explicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
1980 # remark #1684: conversion from pointer to same-sized integral type (potential portability problem)
1981 # remark #193: zero used for undefined preprocessing identifier
1982 # remark #593: variable "curs_sb_left_arrow" was set but never used
1983 # remark #810: conversion from "int" to "Dimension={unsigned short}" may lose significant bits
1984 # remark #869: parameter "tw" was never referenced
1985 # remark #981: operands are evaluated in unspecified order
1986 # warning #279: controlling expression is constant
1987
1988         AC_CHECKING([for $CC warning options])
1989         cf_save_CFLAGS="$CFLAGS"
1990         EXTRA_CFLAGS="-Wall"
1991         for cf_opt in \
1992                 wd1419 \
1993                 wd1683 \
1994                 wd1684 \
1995                 wd193 \
1996                 wd593 \
1997                 wd279 \
1998                 wd810 \
1999                 wd869 \
2000                 wd981
2001         do
2002                 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
2003                 if AC_TRY_EVAL(ac_compile); then
2004                         test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
2005                         EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
2006                 fi
2007         done
2008         CFLAGS="$cf_save_CFLAGS"
2009
2010 elif test "$GCC" = yes
2011 then
2012         AC_CHECKING([for $CC warning options])
2013         cf_save_CFLAGS="$CFLAGS"
2014         EXTRA_CFLAGS=
2015         cf_warn_CONST=""
2016         test "$with_ext_const" = yes && cf_warn_CONST="Wwrite-strings"
2017         cf_gcc_warnings="Wignored-qualifiers Wlogical-op Wvarargs"
2018         test "x$CLANG_COMPILER" = xyes && cf_gcc_warnings=
2019         for cf_opt in W Wall \
2020                 Wbad-function-cast \
2021                 Wcast-align \
2022                 Wcast-qual \
2023                 Wdeclaration-after-statement \
2024                 Wextra \
2025                 Winline \
2026                 Wmissing-declarations \
2027                 Wmissing-prototypes \
2028                 Wnested-externs \
2029                 Wpointer-arith \
2030                 Wshadow \
2031                 Wstrict-prototypes \
2032                 Wundef $cf_gcc_warnings $cf_warn_CONST $1
2033         do
2034                 CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
2035                 if AC_TRY_EVAL(ac_compile); then
2036                         test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
2037                         case $cf_opt in #(vi
2038                         Wcast-qual) #(vi
2039                                 CPPFLAGS="$CPPFLAGS -DXTSTRINGDEFINES"
2040                                 ;;
2041                         Winline) #(vi
2042                                 case $GCC_VERSION in
2043                                 [[34]].*)
2044                                         CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
2045                                         continue;;
2046                                 esac
2047                                 ;;
2048                         Wpointer-arith) #(vi
2049                                 case $GCC_VERSION in
2050                                 [[12]].*)
2051                                         CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
2052                                         continue;;
2053                                 esac
2054                                 ;;
2055                         esac
2056                         EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
2057                 fi
2058         done
2059         CFLAGS="$cf_save_CFLAGS"
2060 fi
2061 rm -rf conftest*
2062
2063 AC_SUBST(EXTRA_CFLAGS)
2064 ])dnl
2065 dnl ---------------------------------------------------------------------------
2066 dnl CF_GETOPT_HEADER version: 5 updated: 2012/10/06 16:39:58
2067 dnl ----------------
2068 dnl Check for getopt's variables which are commonly defined in stdlib.h,
2069 dnl unistd.h or (nonstandard) in getopt.h
2070 AC_DEFUN([CF_GETOPT_HEADER],
2071 [
2072 AC_HAVE_HEADERS(unistd.h getopt.h)
2073 AC_CACHE_CHECK(for header declaring getopt variables,cf_cv_getopt_header,[
2074 cf_cv_getopt_header=none
2075 for cf_header in stdio.h stdlib.h unistd.h getopt.h
2076 do
2077 AC_TRY_COMPILE([
2078 #include <$cf_header>],
2079 [int x = optind; char *y = optarg],
2080 [cf_cv_getopt_header=$cf_header
2081  break])
2082 done
2083 ])
2084 if test $cf_cv_getopt_header != none ; then
2085         AC_DEFINE(HAVE_GETOPT_HEADER,1,[Define to 1 if we need to include getopt.h])
2086 fi
2087 ])dnl
2088 dnl ---------------------------------------------------------------------------
2089 dnl CF_GNAT_GENERICS version: 2 updated: 2011/03/23 20:24:41
2090 dnl ----------------
2091 AC_DEFUN([CF_GNAT_GENERICS],
2092 [
2093 AC_REQUIRE([CF_GNAT_VERSION])
2094
2095 AC_MSG_CHECKING(if GNAT supports generics)
2096 case $cf_gnat_version in #(vi
2097 3.[[1-9]]*|[[4-9]].*) #(vi
2098         cf_gnat_generics=yes
2099         ;;
2100 *)
2101         cf_gnat_generics=no
2102         ;;
2103 esac
2104 AC_MSG_RESULT($cf_gnat_generics)
2105
2106 if test "$cf_gnat_generics" = yes
2107 then
2108         cf_compile_generics=generics
2109         cf_generic_objects="\${GENOBJS}"
2110 else
2111         cf_compile_generics=
2112         cf_generic_objects=
2113 fi
2114
2115 AC_SUBST(cf_compile_generics)
2116 AC_SUBST(cf_generic_objects)
2117 ])dnl
2118 dnl ---------------------------------------------------------------------------
2119 dnl CF_GNAT_PRAGMA_UNREF version: 1 updated: 2010/06/19 15:22:18
2120 dnl --------------------
2121 dnl Check if the gnat pragma "Unreferenced" works.
2122 AC_DEFUN([CF_GNAT_PRAGMA_UNREF],[
2123 AC_CACHE_CHECK(if GNAT pragma Unreferenced works,cf_cv_pragma_unreferenced,[
2124 CF_GNAT_TRY_LINK([procedure conftest;],
2125 [with Text_IO;
2126 with GNAT.OS_Lib;
2127 procedure conftest is
2128    test : Integer;
2129    pragma Unreferenced (test);
2130 begin
2131    test := 1;
2132    Text_IO.Put ("Hello World");
2133    Text_IO.New_Line;
2134    GNAT.OS_Lib.OS_Exit (0);
2135 end conftest;],
2136         [cf_cv_pragma_unreferenced=yes],
2137         [cf_cv_pragma_unreferenced=no])])
2138
2139 # if the pragma is supported, use it (needed in the Trace code).
2140 if test $cf_cv_pragma_unreferenced = yes ; then
2141         PRAGMA_UNREF=TRUE
2142 else
2143         PRAGMA_UNREF=FALSE
2144 fi
2145 AC_SUBST(PRAGMA_UNREF)
2146 ])dnl
2147 dnl ---------------------------------------------------------------------------
2148 dnl CF_GNAT_PROJECTS version: 4 updated: 2013/09/07 14:05:46
2149 dnl ----------------
2150 dnl GNAT projects are configured with ".gpr" project files.
2151 dnl GNAT libraries are a further development, using the project feature.
2152 AC_DEFUN([CF_GNAT_PROJECTS],
2153 [
2154 AC_REQUIRE([CF_GNAT_VERSION])
2155
2156 cf_gnat_libraries=no
2157 cf_gnat_projects=no
2158
2159 AC_MSG_CHECKING(if GNAT supports project files)
2160 case $cf_gnat_version in #(vi
2161 3.[[0-9]]*) #(vi
2162         ;;
2163 *)
2164         case $cf_cv_system_name in #(vi
2165         cygwin*|msys*) #(vi
2166                 ;;
2167         *)
2168                 mkdir conftest.src conftest.bin conftest.lib
2169                 cd conftest.src
2170                 rm -rf conftest* *~conftest*
2171                 cat >>library.gpr <<CF_EOF
2172 project Library is
2173   Kind := External ("LIB_KIND");
2174   for Library_Name use "ConfTest";
2175   for Object_Dir use ".";
2176   for Library_ALI_Dir use External("LIBRARY_DIR");
2177   for Library_Version use External ("SONAME");
2178   for Library_Kind use Kind;
2179   for Library_Dir use External("BUILD_DIR");
2180   Source_Dir := External ("SOURCE_DIR");
2181   for Source_Dirs use (Source_Dir);
2182   package Compiler is
2183      for Default_Switches ("Ada") use
2184        ("-g",
2185         "-O2",
2186         "-gnatafno",
2187         "-gnatVa",   -- All validity checks
2188         "-gnatwa");  -- Activate all optional errors
2189   end Compiler;
2190 end Library;
2191 CF_EOF
2192                 cat >>confpackage.ads <<CF_EOF
2193 package ConfPackage is
2194    procedure conftest;
2195 end ConfPackage;
2196 CF_EOF
2197                 cat >>confpackage.adb <<CF_EOF
2198 with Text_IO;
2199 package body ConfPackage is
2200    procedure conftest is
2201    begin
2202       Text_IO.Put ("Hello World");
2203       Text_IO.New_Line;
2204    end conftest;
2205 end ConfPackage;
2206 CF_EOF
2207                 if ( $cf_ada_make $ADAFLAGS \
2208                                 -Plibrary.gpr \
2209                                 -XBUILD_DIR=`cd ../conftest.bin;pwd` \
2210                                 -XLIBRARY_DIR=`cd ../conftest.lib;pwd` \
2211                                 -XSOURCE_DIR=`pwd` \
2212                                 -XSONAME=libConfTest.so.1 \
2213                                 -XLIB_KIND=static 1>&AC_FD_CC 2>&1 ) ; then
2214                         cf_gnat_projects=yes
2215                 fi
2216                 cd ..
2217                 if test -f conftest.lib/confpackage.ali
2218                 then
2219                         cf_gnat_libraries=yes
2220                 fi
2221                 rm -rf conftest* *~conftest*
2222                 ;;
2223         esac
2224         ;;
2225 esac
2226 AC_MSG_RESULT($cf_gnat_projects)
2227
2228 if test $cf_gnat_projects = yes
2229 then
2230         AC_MSG_CHECKING(if GNAT supports libraries)
2231         AC_MSG_RESULT($cf_gnat_libraries)
2232 fi
2233
2234 if test "$cf_gnat_projects" = yes
2235 then
2236         USE_OLD_MAKERULES="#"
2237         USE_GNAT_PROJECTS=""
2238 else
2239         USE_OLD_MAKERULES=""
2240         USE_GNAT_PROJECTS="#"
2241 fi
2242
2243 if test "$cf_gnat_libraries" = yes
2244 then
2245         USE_GNAT_LIBRARIES=""
2246 else
2247         USE_GNAT_LIBRARIES="#"
2248 fi
2249
2250 AC_SUBST(USE_OLD_MAKERULES)
2251 AC_SUBST(USE_GNAT_PROJECTS)
2252 AC_SUBST(USE_GNAT_LIBRARIES)
2253 ])dnl
2254 dnl ---------------------------------------------------------------------------
2255 dnl CF_GNAT_SIGINT version: 1 updated: 2011/03/27 20:07:59
2256 dnl --------------
2257 dnl Check if gnat supports SIGINT, and presumably tasking.  For the latter, it
2258 dnl is noted that gnat may compile a tasking unit even for configurations which
2259 dnl fail at runtime.
2260 AC_DEFUN([CF_GNAT_SIGINT],[
2261 AC_CACHE_CHECK(if GNAT supports SIGINT,cf_cv_gnat_sigint,[
2262 CF_GNAT_TRY_LINK([with Ada.Interrupts.Names;
2263
2264 package ConfTest is
2265
2266    pragma Warnings (Off);  --  the next pragma exists since 3.11p
2267    pragma Unreserve_All_Interrupts;
2268    pragma Warnings (On);
2269
2270    protected Process is
2271       procedure Stop;
2272       function Continue return Boolean;
2273       pragma Attach_Handler (Stop, Ada.Interrupts.Names.SIGINT);
2274    private
2275       Done : Boolean := False;
2276    end Process;
2277
2278 end ConfTest;],
2279 [package body ConfTest is
2280    protected body Process is
2281       procedure Stop is
2282       begin
2283          Done := True;
2284       end Stop;
2285       function Continue return Boolean is
2286       begin
2287          return not Done;
2288       end Continue;
2289    end Process;
2290 end ConfTest;],
2291         [cf_cv_gnat_sigint=yes],
2292         [cf_cv_gnat_sigint=no])])
2293
2294 if test $cf_cv_gnat_sigint = yes ; then
2295         USE_GNAT_SIGINT=""
2296 else
2297         USE_GNAT_SIGINT="#"
2298 fi
2299 AC_SUBST(USE_GNAT_SIGINT)
2300 ])dnl
2301 dnl ---------------------------------------------------------------------------
2302 dnl CF_GNAT_TRY_LINK version: 3 updated: 2011/03/19 14:47:45
2303 dnl ----------------
2304 dnl Verify that a test program compiles/links with GNAT.
2305 dnl $cf_ada_make is set to the program that compiles/links
2306 dnl $ADAFLAGS may be set to the GNAT flags.
2307 dnl
2308 dnl $1 is the text of the spec
2309 dnl $2 is the text of the body
2310 dnl $3 is the shell command to execute if successful
2311 dnl $4 is the shell command to execute if not successful
2312 AC_DEFUN([CF_GNAT_TRY_LINK],
2313 [
2314 rm -rf conftest* *~conftest*
2315 cat >>conftest.ads <<CF_EOF
2316 $1
2317 CF_EOF
2318 cat >>conftest.adb <<CF_EOF
2319 $2
2320 CF_EOF
2321 if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
2322 ifelse($3,,      :,[      $3])
2323 ifelse($4,,,[else
2324    $4])
2325 fi
2326 rm -rf conftest* *~conftest*
2327 ])dnl
2328 dnl ---------------------------------------------------------------------------
2329 dnl CF_GNAT_TRY_RUN version: 5 updated: 2011/03/19 14:47:45
2330 dnl ---------------
2331 dnl Verify that a test program compiles and runs with GNAT
2332 dnl $cf_ada_make is set to the program that compiles/links
2333 dnl $ADAFLAGS may be set to the GNAT flags.
2334 dnl
2335 dnl $1 is the text of the spec
2336 dnl $2 is the text of the body
2337 dnl $3 is the shell command to execute if successful
2338 dnl $4 is the shell command to execute if not successful
2339 AC_DEFUN([CF_GNAT_TRY_RUN],
2340 [
2341 rm -rf conftest* *~conftest*
2342 cat >>conftest.ads <<CF_EOF
2343 $1
2344 CF_EOF
2345 cat >>conftest.adb <<CF_EOF
2346 $2
2347 CF_EOF
2348 if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
2349    if ( ./conftest 1>&AC_FD_CC 2>&1 ) ; then
2350 ifelse($3,,      :,[      $3])
2351 ifelse($4,,,[   else
2352       $4])
2353    fi
2354 ifelse($4,,,[else
2355    $4])
2356 fi
2357 rm -rf conftest* *~conftest*
2358 ])dnl
2359 dnl ---------------------------------------------------------------------------
2360 dnl CF_GNAT_VERSION version: 18 updated: 2012/01/21 19:28:10
2361 dnl ---------------
2362 dnl Verify version of GNAT.
2363 AC_DEFUN([CF_GNAT_VERSION],
2364 [
2365 AC_MSG_CHECKING(for gnat version)
2366 cf_gnat_version=`${cf_ada_make:-gnatmake} -v 2>&1 | \
2367         grep '[[0-9]].[[0-9]][[0-9]]*' |\
2368     sed -e '2,$d' -e 's/[[^0-9 \.]]//g' -e 's/^[[ ]]*//' -e 's/ .*//'`
2369 AC_MSG_RESULT($cf_gnat_version)
2370
2371 case $cf_gnat_version in #(vi
2372 3.1[[1-9]]*|3.[[2-9]]*|[[4-9]].*|20[[0-9]][[0-9]]) #(vi
2373         cf_cv_prog_gnat_correct=yes
2374         ;;
2375 *)
2376         AC_MSG_WARN(Unsupported GNAT version $cf_gnat_version. We require 3.11 or better. Disabling Ada95 binding.)
2377         cf_cv_prog_gnat_correct=no
2378         ;;
2379 esac
2380 ])
2381 dnl ---------------------------------------------------------------------------
2382 dnl CF_GNU_SOURCE version: 6 updated: 2005/07/09 13:23:07
2383 dnl -------------
2384 dnl Check if we must define _GNU_SOURCE to get a reasonable value for
2385 dnl _XOPEN_SOURCE, upon which many POSIX definitions depend.  This is a defect
2386 dnl (or misfeature) of glibc2, which breaks portability of many applications,
2387 dnl since it is interwoven with GNU extensions.
2388 dnl
2389 dnl Well, yes we could work around it...
2390 AC_DEFUN([CF_GNU_SOURCE],
2391 [
2392 AC_CACHE_CHECK(if we must define _GNU_SOURCE,cf_cv_gnu_source,[
2393 AC_TRY_COMPILE([#include <sys/types.h>],[
2394 #ifndef _XOPEN_SOURCE
2395 make an error
2396 #endif],
2397         [cf_cv_gnu_source=no],
2398         [cf_save="$CPPFLAGS"
2399          CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
2400          AC_TRY_COMPILE([#include <sys/types.h>],[
2401 #ifdef _XOPEN_SOURCE
2402 make an error
2403 #endif],
2404         [cf_cv_gnu_source=no],
2405         [cf_cv_gnu_source=yes])
2406         CPPFLAGS="$cf_save"
2407         ])
2408 ])
2409 test "$cf_cv_gnu_source" = yes && CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
2410 ])dnl
2411 dnl ---------------------------------------------------------------------------
2412 dnl CF_GPP_LIBRARY version: 11 updated: 2012/10/06 17:56:13
2413 dnl --------------
2414 dnl If we're trying to use g++, test if libg++ is installed (a rather common
2415 dnl problem :-).  If we have the compiler but no library, we'll be able to
2416 dnl configure, but won't be able to build the c++ demo program.
2417 AC_DEFUN([CF_GPP_LIBRARY],
2418 [
2419 cf_cxx_library=unknown
2420 case $cf_cv_system_name in #(vi
2421 os2*) #(vi
2422         cf_gpp_libname=gpp
2423         ;;
2424 *)
2425         cf_gpp_libname=g++
2426         ;;
2427 esac
2428 if test "$GXX" = yes; then
2429         AC_MSG_CHECKING([for lib$cf_gpp_libname])
2430         cf_save="$LIBS"
2431         CF_ADD_LIB($cf_gpp_libname)
2432         AC_TRY_LINK([
2433 #include <$cf_gpp_libname/builtin.h>
2434         ],
2435         [two_arg_error_handler_t foo2 = lib_error_handler],
2436         [cf_cxx_library=yes
2437          CF_ADD_LIB($cf_gpp_libname,CXXLIBS)
2438          if test "$cf_gpp_libname" = cpp ; then
2439             AC_DEFINE(HAVE_GPP_BUILTIN_H,1,[Define to 1 if we have gpp builtin.h])
2440          else
2441             AC_DEFINE(HAVE_GXX_BUILTIN_H,1,[Define to 1 if we have g++ builtin.h])
2442          fi],
2443         [AC_TRY_LINK([
2444 #include <builtin.h>
2445         ],
2446         [two_arg_error_handler_t foo2 = lib_error_handler],
2447         [cf_cxx_library=yes
2448          CF_ADD_LIB($cf_gpp_libname,CXXLIBS)
2449          AC_DEFINE(HAVE_BUILTIN_H,1,[Define to 1 if we have builtin.h])],
2450         [cf_cxx_library=no])])
2451         LIBS="$cf_save"
2452         AC_MSG_RESULT($cf_cxx_library)
2453 fi
2454 ])dnl
2455 dnl ---------------------------------------------------------------------------
2456 dnl CF_GXX_VERSION version: 7 updated: 2012/06/16 14:55:39
2457 dnl --------------
2458 dnl Check for version of g++
2459 AC_DEFUN([CF_GXX_VERSION],[
2460 AC_REQUIRE([AC_PROG_CPP])
2461 GXX_VERSION=none
2462 if test "$GXX" = yes; then
2463         AC_MSG_CHECKING(version of ${CXX:-g++})
2464         GXX_VERSION="`${CXX:-g++} --version| sed -e '2,$d' -e 's/^.*(GCC) //' -e 's/^[[^0-9.]]*//' -e 's/[[^0-9.]].*//'`"
2465         test -z "$GXX_VERSION" && GXX_VERSION=unknown
2466         AC_MSG_RESULT($GXX_VERSION)
2467 fi
2468 ])dnl
2469 dnl ---------------------------------------------------------------------------
2470 dnl CF_GXX_WARNINGS version: 8 updated: 2013/11/16 14:27:53
2471 dnl ---------------
2472 dnl Check if the compiler supports useful warning options.
2473 dnl
2474 dnl Most of gcc's options apply to g++, except:
2475 dnl     -Wbad-function-cast
2476 dnl     -Wmissing-declarations
2477 dnl     -Wnested-externs
2478 dnl
2479 dnl Omit a few (for now):
2480 dnl     -Winline
2481 dnl
2482 dnl Parameter:
2483 dnl     $1 is an optional list of g++ warning flags that a particular
2484 dnl             application might want to use, e.g., "no-unused" for
2485 dnl             -Wno-unused
2486 dnl Special:
2487 dnl     If $with_ext_const is "yes", add a check for -Wwrite-strings
2488 dnl
2489 AC_DEFUN([CF_GXX_WARNINGS],
2490 [
2491
2492 CF_INTEL_COMPILER(GXX,INTEL_CPLUSPLUS,CXXFLAGS)
2493 CF_CLANG_COMPILER(GXX,CLANG_CPLUSPLUS,CXXFLAGS)
2494
2495 AC_REQUIRE([CF_GXX_VERSION])
2496
2497 AC_LANG_SAVE
2498 AC_LANG_CPLUSPLUS
2499
2500 cat > conftest.$ac_ext <<EOF
2501 #line __oline__ "configure"
2502 int main(int argc, char *argv[[]]) { return (argv[[argc-1]] == 0) ; }
2503 EOF
2504
2505 if test "$INTEL_CPLUSPLUS" = yes
2506 then
2507 # The "-wdXXX" options suppress warnings:
2508 # remark #1419: external declaration in primary source file
2509 # remark #1682: implicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
2510 # remark #1683: explicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
2511 # remark #1684: conversion from pointer to same-sized integral type (potential portability problem)
2512 # remark #193: zero used for undefined preprocessing identifier
2513 # remark #593: variable "curs_sb_left_arrow" was set but never used
2514 # remark #810: conversion from "int" to "Dimension={unsigned short}" may lose significant bits
2515 # remark #869: parameter "tw" was never referenced
2516 # remark #981: operands are evaluated in unspecified order
2517 # warning #269: invalid format string conversion
2518
2519         AC_CHECKING([for $CC warning options])
2520         cf_save_CXXFLAGS="$CXXFLAGS"
2521         EXTRA_CXXFLAGS="-Wall"
2522         for cf_opt in \
2523                 wd1419 \
2524                 wd1682 \
2525                 wd1683 \
2526                 wd1684 \
2527                 wd193 \
2528                 wd279 \
2529                 wd593 \
2530                 wd810 \
2531                 wd869 \
2532                 wd981
2533         do
2534                 CXXFLAGS="$cf_save_CXXFLAGS $EXTRA_CXXFLAGS -$cf_opt"
2535                 if AC_TRY_EVAL(ac_compile); then
2536                         test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
2537                         EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS -$cf_opt"
2538                 fi
2539         done
2540         CXXFLAGS="$cf_save_CXXFLAGS"
2541
2542 elif test "$GXX" = yes
2543 then
2544         AC_CHECKING([for $CXX warning options])
2545         cf_save_CXXFLAGS="$CXXFLAGS"
2546         EXTRA_CXXFLAGS="-W -Wall"
2547         cf_gxx_extra_warnings=""
2548         test "$with_ext_const" = yes && cf_gxx_extra_warnings="Wwrite-strings"
2549         case "$GCC_VERSION" in
2550         [[1-2]].*)
2551                 ;;
2552         *)
2553                 cf_gxx_extra_warnings="$cf_gxx_extra_warnings Weffc++"
2554                 ;;
2555         esac
2556         for cf_opt in \
2557                 Wabi \
2558                 fabi-version=0 \
2559                 Wextra \
2560                 Wignored-qualifiers \
2561                 Wlogical-op \
2562                 Woverloaded-virtual \
2563                 Wsign-promo \
2564                 Wsynth \
2565                 Wold-style-cast \
2566                 Wcast-align \
2567                 Wcast-qual \
2568                 Wpointer-arith \
2569                 Wshadow \
2570                 Wundef $cf_gxx_extra_warnings $1
2571         do
2572                 CXXFLAGS="$cf_save_CXXFLAGS $EXTRA_CXXFLAGS -Werror -$cf_opt"
2573                 if AC_TRY_EVAL(ac_compile); then
2574                         test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
2575                         EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS -$cf_opt"
2576                 else
2577                         test -n "$verbose" && AC_MSG_RESULT(... no -$cf_opt)
2578                 fi
2579         done
2580         CXXFLAGS="$cf_save_CXXFLAGS"
2581 fi
2582
2583 rm -rf conftest*
2584 AC_LANG_RESTORE
2585 AC_SUBST(EXTRA_CXXFLAGS)
2586 ])dnl
2587 dnl ---------------------------------------------------------------------------
2588 dnl CF_HASHED_DB version: 4 updated: 2010/05/29 16:31:02
2589 dnl ------------
2590 dnl Look for an instance of the Berkeley hashed database.
2591 dnl
2592 dnl $1 = optional parameter, to specify install-prefix for the database.
2593 AC_DEFUN([CF_HASHED_DB],
2594 [
2595 ifelse([$1],,,[
2596 case $1 in #(vi
2597 yes|*able*) #(vi
2598     ;;
2599 *)
2600     if test -d "$1" ; then
2601         CF_ADD_INCDIR($1/include)
2602         CF_ADD_LIBDIR($1/lib)
2603     fi
2604 esac
2605 ])
2606 AC_CHECK_HEADER(db.h,[
2607 CF_HASHED_DB_VERSION
2608 if test "$cf_cv_hashed_db_version" = unknown ; then
2609         AC_MSG_ERROR(Cannot determine version of db)
2610 else
2611         CF_HASHED_DB_LIBS
2612         if test "$cf_cv_hashed_db_libs" = unknown ; then
2613                 AC_MSG_ERROR(Cannot determine library for db)
2614         elif test "$cf_cv_hashed_db_libs" != default ; then
2615                 CF_ADD_LIB($cf_cv_hashed_db_libs)
2616         fi
2617 fi
2618 ],[
2619         AC_MSG_ERROR(Cannot find db.h)
2620 ])
2621 ])dnl
2622 dnl ---------------------------------------------------------------------------
2623 dnl CF_HASHED_DB_LIBS version: 9 updated: 2010/05/29 16:31:02
2624 dnl -----------------
2625 dnl Given that we have the header and version for hashed database, find the
2626 dnl library information.
2627 AC_DEFUN([CF_HASHED_DB_LIBS],
2628 [
2629 AC_CACHE_CHECK(for db libraries, cf_cv_hashed_db_libs,[
2630 cf_cv_hashed_db_libs=unknown
2631 for cf_db_libs in "" db$cf_cv_hashed_db_version db-$cf_cv_hashed_db_version db ''
2632 do
2633         cf_save_libs="$LIBS"
2634         if test -n "$cf_db_libs"; then
2635                 CF_ADD_LIB($cf_db_libs)
2636         fi
2637         CF_MSG_LOG(checking for library "$cf_db_libs")
2638         AC_TRY_LINK([
2639 $ac_includes_default
2640 #include <db.h>
2641 ],[
2642         char *path = "/tmp/foo";
2643 #ifdef DB_VERSION_MAJOR
2644 #if DB_VERSION_MAJOR >= 4
2645         DB *result = 0;
2646         db_create(&result, NULL, 0);
2647         result->open(result,
2648                 NULL,
2649                 path,
2650                 path,
2651                 DB_HASH,
2652                 DB_CREATE,
2653                 0644);
2654 #elif DB_VERSION_MAJOR >= 3
2655         DB *result = 0;
2656         db_create(&result, NULL, 0);
2657         result->open(result,
2658                 path,
2659                 path,
2660                 DB_HASH,
2661                 DB_CREATE,
2662                 0644);
2663 #elif DB_VERSION_MAJOR >= 2
2664         DB *result = 0;
2665         db_open(path,
2666                 DB_HASH,
2667                 DB_CREATE,
2668                 0644,
2669                 (DB_ENV *) 0,
2670                 (DB_INFO *) 0,
2671                 &result);
2672 #endif /* DB_VERSION_MAJOR */
2673 #else
2674         DB *result = dbopen(path,
2675                      2,
2676                      0644,
2677                      DB_HASH,
2678                      0);
2679 #endif
2680         ${cf_cv_main_return:-return}(result != 0)
2681 ],[
2682         if test -n "$cf_db_libs" ; then
2683                 cf_cv_hashed_db_libs=$cf_db_libs
2684         else
2685                 cf_cv_hashed_db_libs=default
2686         fi
2687         LIBS="$cf_save_libs"
2688         break
2689 ])
2690         LIBS="$cf_save_libs"
2691 done
2692 ])
2693 ])dnl
2694 dnl ---------------------------------------------------------------------------
2695 dnl CF_HASHED_DB_VERSION version: 3 updated: 2007/12/01 15:01:37
2696 dnl --------------------
2697 dnl Given that we have the header file for hashed database, find the version
2698 dnl information.
2699 AC_DEFUN([CF_HASHED_DB_VERSION],
2700 [
2701 AC_CACHE_CHECK(for version of db, cf_cv_hashed_db_version,[
2702 cf_cv_hashed_db_version=unknown
2703
2704 for cf_db_version in 1 2 3 4 5
2705 do
2706         CF_MSG_LOG(checking for db version $cf_db_version)
2707         AC_TRY_COMPILE([
2708 $ac_includes_default
2709 #include <db.h>
2710
2711 #ifdef DB_VERSION_MAJOR
2712         /* db2 (DB_VERSION_MAJOR=2) has also DB_VERSION_MINOR, tested with 7 */
2713 #if $cf_db_version == DB_VERSION_MAJOR
2714         /* ok */
2715 #else
2716         make an error
2717 #endif
2718 #else
2719 #if $cf_db_version == 1
2720         /* ok: assuming this is DB 1.8.5 */
2721 #else
2722         make an error
2723 #endif
2724 #endif
2725 ],[DBT *foo = 0],[
2726         cf_cv_hashed_db_version=$cf_db_version
2727         break
2728         ])
2729 done
2730 ])
2731 ])dnl
2732 dnl ---------------------------------------------------------------------------
2733 dnl CF_HEADER_PATH version: 12 updated: 2010/05/05 05:22:40
2734 dnl --------------
2735 dnl Construct a search-list of directories for a nonstandard header-file
2736 dnl
2737 dnl Parameters
2738 dnl     $1 = the variable to return as result
2739 dnl     $2 = the package name
2740 AC_DEFUN([CF_HEADER_PATH],
2741 [
2742 $1=
2743
2744 # collect the current set of include-directories from compiler flags
2745 cf_header_path_list=""
2746 if test -n "${CFLAGS}${CPPFLAGS}" ; then
2747         for cf_header_path in $CPPFLAGS $CFLAGS
2748         do
2749                 case $cf_header_path in #(vi
2750                 -I*)
2751                         cf_header_path=`echo ".$cf_header_path" |sed -e 's/^...//' -e 's,/include$,,'`
2752                         CF_ADD_SUBDIR_PATH($1,$2,include,$cf_header_path,NONE)
2753                         cf_header_path_list="$cf_header_path_list [$]$1"
2754                         ;;
2755                 esac
2756         done
2757 fi
2758
2759 # add the variations for the package we are looking for
2760 CF_SUBDIR_PATH($1,$2,include)
2761
2762 test "$includedir" != NONE && \
2763 test "$includedir" != "/usr/include" && \
2764 test -d "$includedir" && {
2765         test -d $includedir &&    $1="[$]$1 $includedir"
2766         test -d $includedir/$2 && $1="[$]$1 $includedir/$2"
2767 }
2768
2769 test "$oldincludedir" != NONE && \
2770 test "$oldincludedir" != "/usr/include" && \
2771 test -d "$oldincludedir" && {
2772         test -d $oldincludedir    && $1="[$]$1 $oldincludedir"
2773         test -d $oldincludedir/$2 && $1="[$]$1 $oldincludedir/$2"
2774 }
2775
2776 $1="[$]$1 $cf_header_path_list"
2777 ])dnl
2778 dnl ---------------------------------------------------------------------------
2779 dnl CF_HELP_MESSAGE version: 3 updated: 1998/01/14 10:56:23
2780 dnl ---------------
2781 dnl Insert text into the help-message, for readability, from AC_ARG_WITH.
2782 AC_DEFUN([CF_HELP_MESSAGE],
2783 [AC_DIVERT_HELP([$1])dnl
2784 ])dnl
2785 dnl ---------------------------------------------------------------------------
2786 dnl CF_INCLUDE_DIRS version: 8 updated: 2013/10/12 16:45:09
2787 dnl ---------------
2788 dnl Construct the list of include-options according to whether we're building
2789 dnl in the source directory or using '--srcdir=DIR' option.  If we're building
2790 dnl with gcc, don't append the includedir if it happens to be /usr/include,
2791 dnl since that usually breaks gcc's shadow-includes.
2792 AC_DEFUN([CF_INCLUDE_DIRS],
2793 [
2794 if test "$GCC" != yes; then
2795         CPPFLAGS="-I\${includedir} $CPPFLAGS"
2796 elif test "$includedir" != "/usr/include"; then
2797         if test "$includedir" = '${prefix}/include' ; then
2798                 if test x$prefix != x/usr ; then
2799                         CPPFLAGS="-I\${includedir} $CPPFLAGS"
2800                 fi
2801         else
2802                 CPPFLAGS="-I\${includedir} $CPPFLAGS"
2803         fi
2804 fi
2805 if test "$srcdir" != "."; then
2806         CPPFLAGS="-I\${srcdir}/../include $CPPFLAGS"
2807 fi
2808 CPPFLAGS="-I. -I../include $CPPFLAGS"
2809 AC_SUBST(CPPFLAGS)
2810 ])dnl
2811 dnl ---------------------------------------------------------------------------
2812 dnl CF_INTEL_COMPILER version: 5 updated: 2013/02/10 10:41:05
2813 dnl -----------------
2814 dnl Check if the given compiler is really the Intel compiler for Linux.  It
2815 dnl tries to imitate gcc, but does not return an error when it finds a mismatch
2816 dnl between prototypes, e.g., as exercised by CF_MISSING_CHECK.
2817 dnl
2818 dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to
2819 dnl ensure that it is not mistaken for gcc/g++.  It is normally invoked from
2820 dnl the wrappers for gcc and g++ warnings.
2821 dnl
2822 dnl $1 = GCC (default) or GXX
2823 dnl $2 = INTEL_COMPILER (default) or INTEL_CPLUSPLUS
2824 dnl $3 = CFLAGS (default) or CXXFLAGS
2825 AC_DEFUN([CF_INTEL_COMPILER],[
2826 AC_REQUIRE([AC_CANONICAL_HOST])
2827 ifelse([$2],,INTEL_COMPILER,[$2])=no
2828
2829 if test "$ifelse([$1],,[$1],GCC)" = yes ; then
2830         case $host_os in
2831         linux*|gnu*)
2832                 AC_MSG_CHECKING(if this is really Intel ifelse([$1],GXX,C++,C) compiler)
2833                 cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])"
2834                 ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -no-gcc"
2835                 AC_TRY_COMPILE([],[
2836 #ifdef __INTEL_COMPILER
2837 #else
2838 make an error
2839 #endif
2840 ],[ifelse([$2],,INTEL_COMPILER,[$2])=yes
2841 cf_save_CFLAGS="$cf_save_CFLAGS -we147 -no-gcc"
2842 ],[])
2843                 ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS"
2844                 AC_MSG_RESULT($ifelse([$2],,INTEL_COMPILER,[$2]))
2845                 ;;
2846         esac
2847 fi
2848 ])dnl
2849 dnl ---------------------------------------------------------------------------
2850 dnl CF_ISASCII version: 4 updated: 2012/10/06 17:56:13
2851 dnl ----------
2852 dnl Check if we have either a function or macro for 'isascii()'.
2853 AC_DEFUN([CF_ISASCII],
2854 [
2855 AC_MSG_CHECKING(for isascii)
2856 AC_CACHE_VAL(cf_cv_have_isascii,[
2857         AC_TRY_LINK([#include <ctype.h>],[int x = isascii(' ')],
2858         [cf_cv_have_isascii=yes],
2859         [cf_cv_have_isascii=no])
2860 ])dnl
2861 AC_MSG_RESULT($cf_cv_have_isascii)
2862 test "$cf_cv_have_isascii" = yes && AC_DEFINE(HAVE_ISASCII,1,[Define to 1 if we have isascii()])
2863 ])dnl
2864 dnl ---------------------------------------------------------------------------
2865 dnl CF_LARGEFILE version: 8 updated: 2012/10/06 08:57:51
2866 dnl ------------
2867 dnl Add checks for large file support.
2868 AC_DEFUN([CF_LARGEFILE],[
2869 ifdef([AC_FUNC_FSEEKO],[
2870     AC_SYS_LARGEFILE
2871     if test "$enable_largefile" != no ; then
2872         AC_FUNC_FSEEKO
2873
2874         # Normally we would collect these definitions in the config.h,
2875         # but (like _XOPEN_SOURCE), some environments rely on having these
2876         # defined before any of the system headers are included.  Another
2877         # case comes up with C++, e.g., on AIX the compiler compiles the
2878         # header files by themselves before looking at the body files it is
2879         # told to compile.  For ncurses, those header files do not include
2880         # the config.h
2881         test "$ac_cv_sys_large_files"      != no && CPPFLAGS="$CPPFLAGS -D_LARGE_FILES "
2882         test "$ac_cv_sys_largefile_source" != no && CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE "
2883         test "$ac_cv_sys_file_offset_bits" != no && CPPFLAGS="$CPPFLAGS -D_FILE_OFFSET_BITS=$ac_cv_sys_file_offset_bits "
2884
2885         AC_CACHE_CHECK(whether to use struct dirent64, cf_cv_struct_dirent64,[
2886                 AC_TRY_COMPILE([
2887 #include <sys/types.h>
2888 #include <dirent.h>
2889                 ],[
2890                 /* if transitional largefile support is setup, this is true */
2891                 extern struct dirent64 * readdir(DIR *);
2892                 struct dirent64 *x = readdir((DIR *)0);
2893                 struct dirent *y = readdir((DIR *)0);
2894                 int z = x - y;
2895                 ],
2896                 [cf_cv_struct_dirent64=yes],
2897                 [cf_cv_struct_dirent64=no])
2898         ])
2899         test "$cf_cv_struct_dirent64" = yes && AC_DEFINE(HAVE_STRUCT_DIRENT64,1,[Define to 1 if we have struct dirent64])
2900     fi
2901 ])
2902 ])
2903 dnl ---------------------------------------------------------------------------
2904 dnl CF_LDFLAGS_STATIC version: 10 updated: 2011/09/24 12:51:48
2905 dnl -----------------
2906 dnl Check for compiler/linker flags used to temporarily force usage of static
2907 dnl libraries.  This depends on the compiler and platform.  Use this to help
2908 dnl ensure that the linker picks up a given library based on its position in
2909 dnl the list of linker options and libraries.
2910 AC_DEFUN([CF_LDFLAGS_STATIC],[
2911
2912 if test "$GCC" = yes ; then
2913         case $cf_cv_system_name in #(
2914         OS/2*|os2*|aix[[4]]*|solaris2.1[[0-9]]|darwin*)         #( vi
2915                 LDFLAGS_STATIC=
2916                 LDFLAGS_SHARED=
2917                 ;;
2918     *)  #( normally, except when broken
2919         LDFLAGS_STATIC=-static
2920         LDFLAGS_SHARED=-dynamic
2921         ;;
2922     esac
2923 else
2924         case $cf_cv_system_name in #(
2925         aix[[4-7]]*)    #( from ld manpage
2926                 LDFLAGS_STATIC=-bstatic
2927                 LDFLAGS_SHARED=-bdynamic
2928                 ;;
2929         hpux*)          #( from ld manpage for hpux10.20, hpux11.11
2930                 # We could also use just "archive" and "shared".
2931                 LDFLAGS_STATIC=-Wl,-a,archive_shared
2932                 LDFLAGS_SHARED=-Wl,-a,shared_archive
2933                 ;;
2934         irix*)          #( from ld manpage IRIX64
2935                 LDFLAGS_STATIC=-Bstatic
2936                 LDFLAGS_SHARED=-Bdynamic
2937                 ;;
2938         osf[[45]]*)     #( from ld manpage osf4.0d, osf5.1
2939                 # alternative "-oldstyle_liblookup" (not in cc manpage)
2940                 LDFLAGS_STATIC=-noso
2941                 LDFLAGS_SHARED=-so_archive
2942                 ;;
2943         solaris2*)
2944                 LDFLAGS_STATIC=-Bstatic
2945                 LDFLAGS_SHARED=-Bdynamic
2946                 ;;
2947         esac
2948 fi
2949
2950 if test -n "$LDFLAGS_STATIC" && test -n "$LDFLAGS_SHARED"
2951 then
2952         AC_MSG_CHECKING(if linker supports switching between static/dynamic)
2953
2954         rm -f libconftest.a
2955         cat >conftest.$ac_ext <<EOF
2956 #line __oline__ "configure"
2957 #include <stdio.h>
2958 int cf_ldflags_static(FILE *fp) { return fflush(fp); }
2959 EOF
2960         if AC_TRY_EVAL(ac_compile) ; then
2961                 ( $AR $ARFLAGS libconftest.a conftest.o ) 2>&AC_FD_CC 1>/dev/null
2962                 ( eval $RANLIB libconftest.a ) 2>&AC_FD_CC >/dev/null
2963         fi
2964         rm -f conftest.*
2965
2966         cf_save_LIBS="$LIBS"
2967
2968         LIBS="$LDFLAGS_STATIC -L`pwd` -lconftest $LDFLAGS_DYNAMIC $LIBS"
2969         AC_TRY_LINK([
2970 #line __oline__ "configure"
2971 #include <stdio.h>
2972 int cf_ldflags_static(FILE *fp);
2973 ],[
2974         return cf_ldflags_static(stdin);
2975 ],[
2976         # some linkers simply ignore the -dynamic
2977         case x`file conftest$ac_exeext 2>/dev/null` in #(vi
2978         *static*) # (vi
2979                 cf_ldflags_static=no
2980                 ;;
2981         *)
2982                 cf_ldflags_static=yes
2983                 ;;
2984         esac
2985 ],[cf_ldflags_static=no])
2986
2987         rm -f libconftest.*
2988         LIBS="$cf_save_LIBS"
2989
2990         AC_MSG_RESULT($cf_ldflags_static)
2991
2992         if test $cf_ldflags_static != yes
2993         then
2994                 LDFLAGS_STATIC=
2995                 LDFLAGS_SHARED=
2996         fi
2997 else
2998         LDFLAGS_STATIC=
2999         LDFLAGS_SHARED=
3000 fi
3001
3002 AC_SUBST(LDFLAGS_STATIC)
3003 AC_SUBST(LDFLAGS_SHARED)
3004 ])
3005 dnl ---------------------------------------------------------------------------
3006 dnl CF_LD_RPATH_OPT version: 5 updated: 2011/07/17 14:48:41
3007 dnl ---------------
3008 dnl For the given system and compiler, find the compiler flags to pass to the
3009 dnl loader to use the "rpath" feature.
3010 AC_DEFUN([CF_LD_RPATH_OPT],
3011 [
3012 AC_REQUIRE([CF_CHECK_CACHE])
3013
3014 LD_RPATH_OPT=
3015 AC_MSG_CHECKING(for an rpath option)
3016 case $cf_cv_system_name in #(vi
3017 irix*) #(vi
3018         if test "$GCC" = yes; then
3019                 LD_RPATH_OPT="-Wl,-rpath,"
3020         else
3021                 LD_RPATH_OPT="-rpath "
3022         fi
3023         ;;
3024 linux*|gnu*|k*bsd*-gnu) #(vi
3025         LD_RPATH_OPT="-Wl,-rpath,"
3026         ;;
3027 openbsd[[2-9]].*|mirbsd*) #(vi
3028         LD_RPATH_OPT="-Wl,-rpath,"
3029         ;;
3030 dragonfly*|freebsd*) #(vi
3031         LD_RPATH_OPT="-rpath "
3032         ;;
3033 netbsd*) #(vi
3034         LD_RPATH_OPT="-Wl,-rpath,"
3035         ;;
3036 osf*|mls+*) #(vi
3037         LD_RPATH_OPT="-rpath "
3038         ;;
3039 solaris2*) #(vi
3040         LD_RPATH_OPT="-R"
3041         ;;
3042 *)
3043         ;;
3044 esac
3045 AC_MSG_RESULT($LD_RPATH_OPT)
3046
3047 case "x$LD_RPATH_OPT" in #(vi
3048 x-R*)
3049         AC_MSG_CHECKING(if we need a space after rpath option)
3050         cf_save_LIBS="$LIBS"
3051         CF_ADD_LIBS(${LD_RPATH_OPT}$libdir)
3052         AC_TRY_LINK(, , cf_rpath_space=no, cf_rpath_space=yes)
3053         LIBS="$cf_save_LIBS"
3054         AC_MSG_RESULT($cf_rpath_space)
3055         test "$cf_rpath_space" = yes && LD_RPATH_OPT="$LD_RPATH_OPT "
3056         ;;
3057 esac
3058 ])dnl
3059 dnl ---------------------------------------------------------------------------
3060 dnl CF_LIBRARY_PATH version: 9 updated: 2010/03/28 12:52:50
3061 dnl ---------------
3062 dnl Construct a search-list of directories for a nonstandard library-file
3063 dnl
3064 dnl Parameters
3065 dnl     $1 = the variable to return as result
3066 dnl     $2 = the package name
3067 AC_DEFUN([CF_LIBRARY_PATH],
3068 [
3069 $1=
3070 cf_library_path_list=""
3071 if test -n "${LDFLAGS}${LIBS}" ; then
3072         for cf_library_path in $LDFLAGS $LIBS
3073         do
3074                 case $cf_library_path in #(vi
3075                 -L*)
3076                         cf_library_path=`echo ".$cf_library_path" |sed -e 's/^...//' -e 's,/lib$,,'`
3077                         CF_ADD_SUBDIR_PATH($1,$2,lib,$cf_library_path,NONE)
3078                         cf_library_path_list="$cf_library_path_list [$]$1"
3079                         ;;
3080                 esac
3081         done
3082 fi
3083
3084 CF_SUBDIR_PATH($1,$2,lib)
3085
3086 $1="$cf_library_path_list [$]$1"
3087 ])dnl
3088 dnl ---------------------------------------------------------------------------
3089 dnl CF_LIBTOOL_VERSION version: 1 updated: 2013/04/06 18:03:09
3090 dnl ------------------
3091 AC_DEFUN([CF_LIBTOOL_VERSION],[
3092 if test -n "$LIBTOOL" && test "$LIBTOOL" != none
3093 then
3094         cf_cv_libtool_version=`$LIBTOOL --version 2>&1 | sed -e '/^$/d' |sed -e '2,$d' -e 's/([[^)]]*)//g' -e 's/^[[^1-9]]*//' -e 's/[[^0-9.]].*//'`
3095 else
3096         cf_cv_libtool_version=
3097 fi
3098 test -z "$cf_cv_libtool_version" && unset cf_cv_libtool_version
3099 ])dnl
3100 dnl ---------------------------------------------------------------------------
3101 dnl CF_LIB_PREFIX version: 9 updated: 2012/01/21 19:28:10
3102 dnl -------------
3103 dnl Compute the library-prefix for the given host system
3104 dnl $1 = variable to set
3105 define([CF_LIB_PREFIX],
3106 [
3107         case $cf_cv_system_name in #(vi
3108         OS/2*|os2*) #(vi
3109         LIB_PREFIX=''
3110         ;;
3111         *)      LIB_PREFIX='lib'
3112         ;;
3113         esac
3114 ifelse($1,,,[$1=$LIB_PREFIX])
3115         AC_SUBST(LIB_PREFIX)
3116 ])dnl
3117 dnl ---------------------------------------------------------------------------
3118 dnl CF_LIB_RULES version: 74 updated: 2013/09/07 13:54:05
3119 dnl ------------
3120 dnl Append definitions and rules for the given models to the subdirectory
3121 dnl Makefiles, and the recursion rule for the top-level Makefile.  If the
3122 dnl subdirectory is a library-source directory, modify the Libs_To_Make list in
3123 dnl the corresponding makefile to list the models that we'll generate.
3124 dnl
3125 dnl For shared libraries, make a list of symbolic links to construct when
3126 dnl generating each library.  The convention used for Linux is the simplest
3127 dnl one:
3128 dnl     lib<name>.so    ->
3129 dnl     lib<name>.so.<major>    ->
3130 dnl     lib<name>.so.<maj>.<minor>
3131 dnl
3132 dnl Note: Libs_To_Make is mixed case, since it is not a pure autoconf variable.
3133 AC_DEFUN([CF_LIB_RULES],
3134 [
3135 cf_prefix=$LIB_PREFIX
3136 AC_REQUIRE([CF_SUBST_NCURSES_VERSION])
3137
3138 case $cf_cv_shlib_version in #(vi
3139 cygdll|msysdll|mingw)
3140         TINFO_NAME=$TINFO_ARG_SUFFIX
3141         TINFO_SUFFIX=.dll
3142         ;;
3143 esac
3144
3145 if test -n "$TINFO_SUFFIX" ; then
3146         case $TINFO_SUFFIX in
3147         tw*)
3148                 TINFO_NAME="${TINFO_NAME}tw"
3149                 TINFO_SUFFIX=`echo $TINFO_SUFFIX | sed 's/^tw//'`
3150                 ;;
3151         t*)
3152                 TINFO_NAME="${TINFO_NAME}t"
3153                 TINFO_SUFFIX=`echo $TINFO_SUFFIX | sed 's/^t//'`
3154                 ;;
3155         w*)
3156                 TINFO_NAME="${TINFO_NAME}w"
3157                 TINFO_SUFFIX=`echo $TINFO_SUFFIX | sed 's/^w//'`
3158                 ;;
3159         esac
3160 fi
3161
3162 for cf_dir in $SRC_SUBDIRS
3163 do
3164         if test ! -d $srcdir/$cf_dir ; then
3165                 continue
3166         elif test -f $srcdir/$cf_dir/modules; then
3167
3168                 SHARED_LIB=
3169                 Libs_To_Make=
3170                 for cf_item in $cf_LIST_MODELS
3171                 do
3172                         CF_LIB_SUFFIX($cf_item,cf_suffix,cf_depsuf)
3173                         cf_libname=$cf_dir
3174                         test "$cf_dir" = c++ && cf_libname=ncurses++
3175                         if test $cf_item = shared ; then
3176                                 if test -n "${LIB_SUFFIX}"
3177                                 then
3178                                         cf_shared_suffix=`echo "$cf_suffix" | sed 's/^'"${LIB_SUFFIX}"'//'`
3179                                 else
3180                                         cf_shared_suffix="$cf_suffix"
3181                                 fi
3182                                 if test "$cf_cv_do_symlinks" = yes ; then
3183                                         cf_version_name=
3184
3185                                         case "$cf_cv_shlib_version" in #(vi
3186                                         rel) #(vi
3187                                                 cf_version_name=REL_VERSION
3188                                                 ;;
3189                                         abi)
3190                                                 cf_version_name=ABI_VERSION
3191                                                 ;;
3192                                         esac
3193
3194                                         if test -n "$cf_version_name"
3195                                         then
3196                                                 case "$cf_cv_system_name" in #(vi
3197                                                 darwin*)
3198                                                         # "w", etc?
3199                                                         cf_suffix="${LIB_SUFFIX}"'.${'$cf_version_name'}'"$cf_shared_suffix"
3200                                                         ;; #(vi
3201                                                 *)
3202                                                         cf_suffix="$cf_suffix"'.${'$cf_version_name'}'
3203                                                         ;;
3204                                                 esac
3205                                         fi
3206                                         if test -n "${LIB_SUFFIX}"
3207                                         then
3208                                                 cf_shared_suffix=`echo "$cf_suffix" | sed 's/^'"${LIB_SUFFIX}"'//'`
3209                                         else
3210                                                 cf_shared_suffix="$cf_suffix"
3211                                         fi
3212                                 fi
3213                                 # cygwin needs import library, and has unique naming convention
3214                                 # use autodetected ${cf_prefix} for import lib and static lib, but
3215                                 # use 'cyg' prefix for shared lib.
3216                                 case $cf_cv_shlib_version in #(vi
3217                                 cygdll) #(vi
3218                                         cf_cygsuf=`echo "$cf_suffix" | sed -e 's/\.dll/\${ABI_VERSION}.dll/'`
3219                                         Libs_To_Make="$Libs_To_Make ../lib/cyg${cf_libname}${cf_cygsuf}"
3220                                         continue
3221                                         ;;
3222                                 msysdll) #(vi
3223                                         cf_cygsuf=`echo "$cf_suffix" | sed -e 's/\.dll/\${ABI_VERSION}.dll/'`
3224                                         Libs_To_Make="$Libs_To_Make ../lib/msys-${cf_libname}${cf_cygsuf}"
3225                                         continue
3226                                         ;;
3227                                 mingw)
3228                                         cf_cygsuf=`echo "$cf_suffix" | sed -e 's/\.dll/\${ABI_VERSION}.dll/'`
3229                                         Libs_To_Make="$Libs_To_Make ../lib/lib${cf_libname}${cf_cygsuf}"
3230                                         continue
3231                                         ;;
3232                                 esac
3233                         fi
3234                         Libs_To_Make="$Libs_To_Make ../lib/${cf_prefix}${cf_libname}${cf_suffix}"
3235                 done
3236
3237                 if test $cf_dir = ncurses ; then
3238                         cf_subsets="$LIB_SUBSETS"
3239                         cf_r_parts="$cf_subsets"
3240                         cf_liblist="$Libs_To_Make"
3241
3242                         while test -n "$cf_r_parts"
3243                         do
3244                                 cf_l_parts=`echo "$cf_r_parts" |sed -e 's/ .*$//'`
3245                                 cf_r_parts=`echo "$cf_r_parts" |sed -e 's/^[[^ ]]* //'`
3246                                 if test "$cf_l_parts" != "$cf_r_parts" ; then
3247                                         cf_item=
3248                                         case $cf_l_parts in #(vi
3249                                         *termlib*) #(vi
3250                                                 cf_item=`echo $cf_liblist |sed -e s%${LIB_NAME}${LIB_SUFFIX}%${TINFO_LIB_SUFFIX}%g`
3251                                                 ;;
3252                                         *ticlib*)
3253                                                 cf_item=`echo $cf_liblist |sed -e s%${LIB_NAME}${LIB_SUFFIX}%${TICS_LIB_SUFFIX}%g`
3254                                                 ;;
3255                                         *)
3256                                                 break
3257                                                 ;;
3258                                         esac
3259                                         if test -n "$cf_item"; then
3260                                                 Libs_To_Make="$cf_item $Libs_To_Make"
3261                                         fi
3262                                 else
3263                                         break
3264                                 fi
3265                         done
3266                 else
3267                         cf_subsets=`echo "$LIB_SUBSETS" | sed -e 's/^termlib.* //'`
3268                 fi
3269
3270                 if test $cf_dir = c++; then
3271                         if test "x$with_shared_cxx" != xyes && test -n "$cf_shared_suffix"; then
3272                                 cf_list=
3273                                 for cf_item in $Libs_To_Make
3274                                 do
3275                                         case $cf_item in
3276                                         *.a)
3277                                                 ;;
3278                                         *)
3279                                                 cf_item=`echo "$cf_item" | sed -e "s,"$cf_shared_suffix",.a,"`
3280                                                 ;;
3281                                         esac
3282                                         for cf_test in $cf_list
3283                                         do
3284                                                 if test "$cf_test" = "$cf_item"
3285                                                 then
3286                                                         cf_LIST_MODELS=`echo "$cf_LIST_MODELS" | sed -e 's/normal//'`
3287                                                         cf_item=
3288                                                         break
3289                                                 fi
3290                                         done
3291                                         test -n "$cf_item" && cf_list="$cf_list $cf_item"
3292                                 done
3293                                 Libs_To_Make="$cf_list"
3294                         fi
3295                 fi
3296
3297                 sed -e "s%@Libs_To_Make@%$Libs_To_Make%" \
3298                     -e "s%@SHARED_LIB@%$SHARED_LIB%" \
3299                         $cf_dir/Makefile >$cf_dir/Makefile.out
3300                 mv $cf_dir/Makefile.out $cf_dir/Makefile
3301
3302                 $AWK -f $srcdir/mk-0th.awk \
3303                         libname="${cf_dir}${LIB_SUFFIX}" subsets="$LIB_SUBSETS" ticlib="$TICS_LIB_SUFFIX" termlib="$TINFO_LIB_SUFFIX" \
3304                         $srcdir/$cf_dir/modules >>$cf_dir/Makefile
3305
3306                 for cf_subset in $cf_subsets
3307                 do
3308                         cf_subdirs=
3309                         for cf_item in $cf_LIST_MODELS
3310                         do
3311
3312                         echo "Appending rules for ${cf_item} model (${cf_dir}: ${cf_subset})"
3313                         CF_UPPER(cf_ITEM,$cf_item)
3314
3315                         CXX_MODEL=$cf_ITEM
3316                         if test "$CXX_MODEL" = SHARED; then
3317                                 case $cf_cv_shlib_version in #(vi
3318                                 cygdll|msysdll|mingw) #(vi
3319                                         test "x$with_shared_cxx" = xno && CF_VERBOSE(overriding CXX_MODEL to SHARED)
3320                                         with_shared_cxx=yes
3321                                         ;;
3322                                 *)
3323                                         test "x$with_shared_cxx" = xno && CXX_MODEL=NORMAL
3324                                         ;;
3325                                 esac
3326                         fi
3327
3328                         CF_LIB_SUFFIX($cf_item,cf_suffix,cf_depsuf)
3329                         CF_OBJ_SUBDIR($cf_item,cf_subdir)
3330
3331                         # Test for case where we build libtinfo with a different name.
3332                         cf_libname=$cf_dir
3333                         if test $cf_dir = ncurses ; then
3334                                 case $cf_subset in
3335                                 *base*)
3336                                         cf_libname=${cf_libname}$LIB_SUFFIX
3337                                         ;;
3338                                 *termlib*)
3339                                         cf_libname=$TINFO_LIB_SUFFIX
3340                                         ;;
3341                                 ticlib*)
3342                                         cf_libname=$TICS_LIB_SUFFIX
3343                                         ;;
3344                                 esac
3345                         elif test $cf_dir = c++ ; then
3346                                 cf_libname=ncurses++$LIB_SUFFIX
3347                         else
3348                                 cf_libname=${cf_libname}$LIB_SUFFIX
3349                         fi
3350                         if test -n "${DFT_ARG_SUFFIX}" ; then
3351                                 # undo $LIB_SUFFIX add-on in CF_LIB_SUFFIX
3352                                 cf_suffix=`echo $cf_suffix |sed -e "s%^${LIB_SUFFIX}%%"`
3353                         fi
3354
3355                         # These dependencies really are for development, not
3356                         # builds, but they are useful in porting, too.
3357                         cf_depend="../include/ncurses_cfg.h"
3358                         if test "$srcdir" = "."; then
3359                                 cf_reldir="."
3360                         else
3361                                 cf_reldir="\${srcdir}"
3362                         fi
3363
3364                         if test -f $srcdir/$cf_dir/$cf_dir.priv.h; then
3365                                 cf_depend="$cf_depend $cf_reldir/$cf_dir.priv.h"
3366                         elif test -f $srcdir/$cf_dir/curses.priv.h; then
3367                                 cf_depend="$cf_depend $cf_reldir/curses.priv.h"
3368                         fi
3369
3370                         cf_dir_suffix=
3371                         old_cf_suffix="$cf_suffix"
3372                         if test "$cf_cv_shlib_version_infix" = yes ; then
3373                         if test -n "$LIB_SUFFIX" ; then
3374                                 case $LIB_SUFFIX in
3375                                 tw*)
3376                                         cf_libname=`echo $cf_libname | sed 's/tw$//'`
3377                                         cf_suffix=`echo $cf_suffix | sed 's/^tw//'`
3378                                         cf_dir_suffix=tw
3379                                         ;;
3380                                 t*)
3381                                         cf_libname=`echo $cf_libname | sed 's/t$//'`
3382                                         cf_suffix=`echo $cf_suffix | sed 's/^t//'`
3383                                         cf_dir_suffix=t
3384                                         ;;
3385                                 w*)
3386                                         cf_libname=`echo $cf_libname | sed 's/w$//'`
3387                                         cf_suffix=`echo $cf_suffix | sed 's/^w//'`
3388                                         cf_dir_suffix=w
3389                                         ;;
3390                                 esac
3391                         fi
3392                         fi
3393
3394                         $AWK -f $srcdir/mk-1st.awk \
3395                                 name=${cf_libname}${cf_dir_suffix} \
3396                                 traces=$LIB_TRACING \
3397                                 MODEL=$cf_ITEM \
3398                                 CXX_MODEL=$CXX_MODEL \
3399                                 model=$cf_subdir \
3400                                 prefix=$cf_prefix \
3401                                 suffix=$cf_suffix \
3402                                 subset=$cf_subset \
3403                                 driver=$cf_cv_term_driver \
3404                                 SymLink="$LN_S" \
3405                                 TermlibRoot=$TINFO_NAME \
3406                                 TermlibSuffix=$TINFO_SUFFIX \
3407                                 ShlibVer=$cf_cv_shlib_version \
3408                                 ShlibVerInfix=$cf_cv_shlib_version_infix \
3409                                 ReLink=${cf_cv_do_relink:-no} \
3410                                 DoLinks=$cf_cv_do_symlinks \
3411                                 rmSoLocs=$cf_cv_rm_so_locs \
3412                                 ldconfig="$LDCONFIG" \
3413                                 overwrite=$WITH_OVERWRITE \
3414                                 depend="$cf_depend" \
3415                                 host="$host" \
3416                                 libtool_version="$LIBTOOL_VERSION" \
3417                                 $srcdir/$cf_dir/modules >>$cf_dir/Makefile
3418
3419                         cf_suffix="$old_cf_suffix"
3420
3421                         for cf_subdir2 in $cf_subdirs lib
3422                         do
3423                                 test $cf_subdir = $cf_subdir2 && break
3424                         done
3425                         test "${cf_subset}.${cf_subdir2}" != "${cf_subset}.${cf_subdir}" && \
3426                         $AWK -f $srcdir/mk-2nd.awk \
3427                                 name=$cf_dir \
3428                                 traces=$LIB_TRACING \
3429                                 MODEL=$cf_ITEM \
3430                                 model=$cf_subdir \
3431                                 subset=$cf_subset \
3432                                 srcdir=$srcdir \
3433                                 echo=$WITH_ECHO \
3434                                 crenames=$cf_cv_prog_CC_c_o \
3435                                 cxxrenames=$cf_cv_prog_CXX_c_o \
3436                                 $srcdir/$cf_dir/modules >>$cf_dir/Makefile
3437                         cf_subdirs="$cf_subdirs $cf_subdir"
3438                         done
3439                 done
3440         fi
3441
3442         echo '  cd '$cf_dir' && ${MAKE} ${TOP_MFLAGS} [$]@' >>Makefile
3443 done
3444
3445 for cf_dir in $SRC_SUBDIRS
3446 do
3447         if test ! -d $srcdir/$cf_dir ; then
3448                 continue
3449         fi
3450
3451         if test -f $cf_dir/Makefile ; then
3452                 case "$cf_dir" in
3453                 Ada95) #(vi
3454                         echo 'libs \' >> Makefile
3455                         echo 'install.libs \' >> Makefile
3456                         echo 'uninstall.libs ::' >> Makefile
3457                         echo '  cd '$cf_dir' && ${MAKE} ${TOP_MFLAGS} [$]@' >> Makefile
3458                         ;;
3459                 esac
3460         fi
3461
3462         if test -f $srcdir/$cf_dir/modules; then
3463                 echo >> Makefile
3464                 if test -f $srcdir/$cf_dir/headers; then
3465 cat >> Makefile <<CF_EOF
3466 install.includes \\
3467 uninstall.includes \\
3468 CF_EOF
3469                 fi
3470 if test "$cf_dir" != "c++" ; then
3471 echo 'lint \' >> Makefile
3472 fi
3473 cat >> Makefile <<CF_EOF
3474 libs \\
3475 lintlib \\
3476 install.libs \\
3477 uninstall.libs \\
3478 install.$cf_dir \\
3479 uninstall.$cf_dir ::
3480         cd $cf_dir && \${MAKE} \${TOP_MFLAGS} \[$]@
3481 CF_EOF
3482         elif test -f $srcdir/$cf_dir/headers; then
3483 cat >> Makefile <<CF_EOF
3484
3485 libs \\
3486 install.libs \\
3487 uninstall.libs \\
3488 install.includes \\
3489 uninstall.includes ::
3490         cd $cf_dir && \${MAKE} \${TOP_MFLAGS} \[$]@
3491 CF_EOF
3492 fi
3493 done
3494
3495 if test "x$cf_with_db_install" = xyes; then
3496 cat >> Makefile <<CF_EOF
3497
3498 install.libs uninstall.libs \\
3499 install.data uninstall.data ::
3500 $MAKE_TERMINFO  cd misc && \${MAKE} \${TOP_MFLAGS} \[$]@
3501 CF_EOF
3502 fi
3503
3504 if test "x$cf_with_manpages" = xyes; then
3505 cat >> Makefile <<CF_EOF
3506
3507 install.man \\
3508 uninstall.man ::
3509         cd man && \${MAKE} \${TOP_MFLAGS} \[$]@
3510 CF_EOF
3511 fi
3512
3513 cat >> Makefile <<CF_EOF
3514
3515 distclean ::
3516         rm -f config.cache config.log config.status Makefile include/ncurses_cfg.h
3517         rm -f headers.sh headers.sed mk_shared_lib.sh
3518         rm -f edit_man.* man_alias.*
3519         rm -rf \${DIRS_TO_MAKE}
3520 CF_EOF
3521
3522 # Special case: tack's manpage lives in its own directory.
3523 if test "x$cf_with_manpages" = xyes; then
3524 if test -d tack ; then
3525 if test -f $srcdir/$tack.h; then
3526 cat >> Makefile <<CF_EOF
3527
3528 install.man \\
3529 uninstall.man ::
3530         cd tack && \${MAKE} \${TOP_MFLAGS} \[$]@
3531 CF_EOF
3532 fi
3533 fi
3534 fi
3535
3536 dnl If we're installing into a subdirectory of /usr/include, etc., we should
3537 dnl prepend the subdirectory's name to the "#include" paths.  It won't hurt
3538 dnl anything, and will make it more standardized.  It's awkward to decide this
3539 dnl at configuration because of quoting, so we'll simply make all headers
3540 dnl installed via a script that can do the right thing.
3541
3542 rm -f headers.sed headers.sh
3543
3544 dnl ( generating this script makes the makefiles a little tidier :-)
3545 echo creating headers.sh
3546 cat >headers.sh <<CF_EOF
3547 #! /bin/sh
3548 # This shell script is generated by the 'configure' script.  It is invoked in a
3549 # subdirectory of the build tree.  It generates a sed-script in the parent
3550 # directory that is used to adjust includes for header files that reside in a
3551 # subdirectory of /usr/include, etc.
3552 PRG=""
3553 while test \[$]# != 3
3554 do
3555 PRG="\$PRG \[$]1"; shift
3556 done
3557 DST=\[$]1
3558 REF=\[$]2
3559 SRC=\[$]3
3560 TMPSRC=\${TMPDIR:-/tmp}/\`basename \$SRC\`\$\$
3561 TMPSED=\${TMPDIR:-/tmp}/headers.sed\$\$
3562 echo installing \$SRC in \$DST
3563 CF_EOF
3564
3565 if test $WITH_CURSES_H = yes; then
3566         cat >>headers.sh <<CF_EOF
3567 case \$DST in
3568 /*/include/*)
3569         END=\`basename \$DST\`
3570         for i in \`cat \$REF/../*/headers |fgrep -v "#"\`
3571         do
3572                 NAME=\`basename \$i\`
3573                 echo "s/<\$NAME>/<\$END\/\$NAME>/" >> \$TMPSED
3574         done
3575         ;;
3576 *)
3577         echo "" >> \$TMPSED
3578         ;;
3579 esac
3580 CF_EOF
3581
3582 else
3583         cat >>headers.sh <<CF_EOF
3584 case \$DST in
3585 /*/include/*)
3586         END=\`basename \$DST\`
3587         for i in \`cat \$REF/../*/headers |fgrep -v "#"\`
3588         do
3589                 NAME=\`basename \$i\`
3590                 if test "\$NAME" = "curses.h"
3591                 then
3592                         echo "s/<curses.h>/<ncurses.h>/" >> \$TMPSED
3593                         NAME=ncurses.h
3594                 fi
3595                 echo "s/<\$NAME>/<\$END\/\$NAME>/" >> \$TMPSED
3596         done
3597         ;;
3598 *)
3599         echo "s/<curses.h>/<ncurses.h>/" >> \$TMPSED
3600         ;;
3601 esac
3602 CF_EOF
3603 fi
3604 cat >>headers.sh <<CF_EOF
3605 rm -f \$TMPSRC
3606 sed -f \$TMPSED \$SRC > \$TMPSRC
3607 NAME=\`basename \$SRC\`
3608 CF_EOF
3609 if test $WITH_CURSES_H != yes; then
3610         cat >>headers.sh <<CF_EOF
3611 test "\$NAME" = "curses.h" && NAME=ncurses.h
3612 CF_EOF
3613 fi
3614 cat >>headers.sh <<CF_EOF
3615 # Just in case someone gzip'd manpages, remove the conflicting copy.
3616 test -f \$DST/\$NAME.gz && rm -f \$DST/\$NAME.gz
3617
3618 eval \$PRG \$TMPSRC \$DST/\$NAME
3619 rm -f \$TMPSRC \$TMPSED
3620 CF_EOF
3621
3622 chmod 0755 headers.sh
3623
3624 for cf_dir in $SRC_SUBDIRS
3625 do
3626         if test ! -d $srcdir/$cf_dir ; then
3627                 continue
3628         fi
3629
3630         if test -f $srcdir/$cf_dir/headers; then
3631                 $AWK -f $srcdir/mk-hdr.awk \
3632                         subset="$LIB_SUBSETS" \
3633                         compat="$WITH_CURSES_H" \
3634                         $srcdir/$cf_dir/headers >>$cf_dir/Makefile
3635         fi
3636
3637         if test -f $srcdir/$cf_dir/modules; then
3638                 if test "$cf_dir" != "c++" ; then
3639                         cat >>$cf_dir/Makefile <<"CF_EOF"
3640 depend : ${AUTO_SRC}
3641         makedepend -- ${CPPFLAGS} -- ${C_SRC}
3642
3643 # DO NOT DELETE THIS LINE -- make depend depends on it.
3644 CF_EOF
3645                 fi
3646         fi
3647 done
3648 AC_SUBST(Libs_To_Make)
3649 ])dnl
3650 dnl ---------------------------------------------------------------------------
3651 dnl CF_LIB_SONAME version: 5 updated: 2010/08/14 18:25:37
3652 dnl -------------
3653 dnl Find the and soname for the given shared library.  Set the cache variable
3654 dnl cf_cv_$3_soname to this, unless it is not found.  Then set the cache
3655 dnl variable to "unknown".
3656 dnl
3657 dnl $1 = headers
3658 dnl $2 = code
3659 dnl $3 = library name
3660 AC_DEFUN([CF_LIB_SONAME],
3661 [
3662 AC_CACHE_CHECK(for soname of $3 library,cf_cv_$3_soname,[
3663
3664 cf_cv_$3_soname=unknown
3665 if test "$cross_compiling" != yes ; then
3666 cat >conftest.$ac_ext <<CF_EOF
3667 $1
3668 int main()
3669 {
3670 $2
3671         ${cf_cv_main_return:-return}(0);
3672 }
3673 CF_EOF
3674 cf_save_LIBS="$LIBS"
3675         CF_ADD_LIB($3)
3676         if AC_TRY_EVAL(ac_compile) ; then
3677                 if AC_TRY_EVAL(ac_link) ; then
3678                         cf_cv_$3_soname=`ldd conftest$ac_exeext 2>/dev/null | sed -e 's,^.*/,,' -e 's, .*$,,' | fgrep lib$3.`
3679                         test -z "$cf_cv_$3_soname" && cf_cv_$3_soname=unknown
3680                 fi
3681         fi
3682 rm -rf conftest*
3683 LIBS="$cf_save_LIBS"
3684 fi
3685 ])
3686 ])
3687 dnl ---------------------------------------------------------------------------
3688 dnl CF_LIB_SUFFIX version: 22 updated: 2013/09/07 13:54:05
3689 dnl -------------
3690 dnl Compute the library file-suffix from the given model name
3691 dnl $1 = model name
3692 dnl $2 = variable to set (the nominal library suffix)
3693 dnl $3 = dependency variable to set (actual filename)
3694 dnl The variable $LIB_SUFFIX, if set, prepends the variable to set.
3695 AC_DEFUN([CF_LIB_SUFFIX],
3696 [
3697         case X$1 in #(vi
3698         Xlibtool) #(vi
3699                 $2='.la'
3700                 $3=[$]$2
3701                 ;;
3702         Xdebug) #(vi
3703                 $2='_g.a'
3704                 $3=[$]$2
3705                 ;;
3706         Xprofile) #(vi
3707                 $2='_p.a'
3708                 $3=[$]$2
3709                 ;;
3710         Xshared) #(vi
3711                 case $cf_cv_system_name in
3712                 aix[[5-7]]*) #(vi
3713                         $2='.a'
3714                         $3=[$]$2
3715                         ;;
3716                 cygwin*|msys*|mingw*) #(vi
3717                         $2='.dll'
3718                         $3='.dll.a'
3719                         ;;
3720                 darwin*) #(vi
3721                         $2='.dylib'
3722                      &nbs