1 # This file is part of DisOrder.
2 # Copyright (C) 2004, 2005 Richard Kettlewell
4 # This program is free software; you can redistribute it and/or modify
5 # it under the terms of the GNU General Public License as published by
6 # the Free Software Foundation; either version 2 of the License, or
7 # (at your option) any later version.
9 # This program is distributed in the hope that it will be useful, but
10 # WITHOUT ANY WARRANTY; without even the implied warranty of
11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 # General Public License for more details.
14 # You should have received a copy of the GNU General Public License
15 # along with this program; if not, write to the Free Software
16 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
20 AC_DEFUN([RJK_FIND_GC_H],[
21 AC_CACHE_CHECK([looking for <gc.h>],[rjk_cv_gc_h],[
25 [rjk_cv_gc_h="on default include path"],[
26 oldCPPFLAGS="${CPPFLAGS}"
27 for dir in /usr/include/gc /usr/local/include/gc; do
28 if test "x$GCC" = xyes; then
29 CPPFLAGS="${oldCPPFLAGS} -isystem $dir"
31 CPPFLAGS="${oldCPPFLAGS} -I$dir"
36 [rjk_cv_gc_h=$dir;break],[rjk_cv_gc_h="not found"])
38 CPPFLAGS="${oldCPPFLAGS}"
41 case "$rjk_cv_gc_h" in
43 missing_headers="$missing_headers gc.h"
46 if test "x$GCC" = xyes; then
47 CPPFLAGS="${CPPFLAGS} -isystem $rjk_cv_gc_h"
49 CPPFLAGS="${CPPFLAGS} -I$rjk_cv_gc_h"
55 AC_DEFUN([RJK_CHECK_LIB],[
56 AC_CACHE_CHECK([for $2 in -l$1],[rjk_cv_lib_$1_$2],[
59 AC_LINK_IFELSE([AC_LANG_PROGRAM([$3],[$2;])],
60 [rjk_cv_lib_$1_$2=yes],
61 [rjk_cv_lib_$1_$2=no])
64 if test $rjk_cv_lib_$1_$2 = yes; then
71 AC_DEFUN([RJK_REQUIRE_PCRE_UTF8],[
72 AC_CACHE_CHECK([whether libpcre was built with UTF-8 support],
76 AC_RUN_IFELSE([AC_LANG_PROGRAM([
85 r = pcre_compile("\x80\x80", PCRE_UTF8,
86 &errptr, &erroffset, 0);
88 fprintf(stderr, "pcre_compile: %s at %d",
92 fprintf(stderr, "accepted bogus UTF-8 string\n");
96 [rjk_cv_pcre_utf8=yes],
97 [rjk_cv_pcre_utf8=no],
98 [AC_MSG_ERROR([cross-compiling, cannot check libpcre behaviour])])
101 if test $rjk_cv_pcre_utf8 = no; then
102 AC_MSG_ERROR([please rebuild your pcre library with --enable-utf8])