-# Check for fnmatch.
+# Check for fnmatch - serial 2.
-# This is a modified version of autoconf's AC_FUNC_FNMATCH.
-# This file should be simplified after Autoconf 2.57 is required.
+# Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007 Free Software
+# Foundation, Inc.
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
-# Copyright (C) 2000, 2001, 2002 Free Software Foundation, Inc.
-
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2, or (at your option)
-# any later version.
-
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# GNU General Public License for more details.
-
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-# 02111-1307, USA.
+# Autoconf defines AC_FUNC_FNMATCH, but that is obsolescent.
+# New applications should use the macros below instead.
# _AC_FUNC_FNMATCH_IF(STANDARD = GNU | POSIX, CACHE_VAR, IF-TRUE, IF-FALSE)
# -------------------------------------------------------------------------
[AC_CACHE_CHECK(
[for working $1 fnmatch],
[$2],
- [# Some versions of Solaris, SCO, and the GNU C Library
- # have a broken or incompatible fnmatch.
- # So we run a test program. If we are cross-compiling, take no chance.
- # Thanks to John Oleynick, Franc,ois Pinard, and Paul Eggert for this test.
+ [dnl Some versions of Solaris, SCO, and the GNU C Library
+ dnl have a broken or incompatible fnmatch.
+ dnl So we run a test program. If we are cross-compiling, take no chance.
+ dnl Thanks to John Oleynick, François Pinard, and Paul Eggert for this test.
AC_RUN_IFELSE(
[AC_LANG_PROGRAM(
- [
-# include <stdlib.h>
-# include <fnmatch.h>
-# define y(a, b, c) (fnmatch (a, b, c) == 0)
-# define n(a, b, c) (fnmatch (a, b, c) == FNM_NOMATCH)
- ],
- [exit
- (!(y ("a*", "abc", 0)
+ [[#include <fnmatch.h>
+ static int
+ y (char const *pattern, char const *string, int flags)
+ {
+ return fnmatch (pattern, string, flags) == 0;
+ }
+ static int
+ n (char const *pattern, char const *string, int flags)
+ {
+ return fnmatch (pattern, string, flags) == FNM_NOMATCH;
+ }
+ ]],
+ [[char const *Apat = 'A' < '\\\\' ? "[A-\\\\\\\\]" : "[\\\\\\\\-A]";
+ char const *apat = 'a' < '\\\\' ? "[a-\\\\\\\\]" : "[\\\\\\\\-a]";
+ static char const A_1[] = { 'A' - 1, 0 };
+ static char const A01[] = { 'A' + 1, 0 };
+ static char const a_1[] = { 'a' - 1, 0 };
+ static char const a01[] = { 'a' + 1, 0 };
+ static char const bs_1[] = { '\\\\' - 1, 0 };
+ static char const bs01[] = { '\\\\' + 1, 0 };
+ return
+ !(n ("a*", "", 0)
+ && y ("a*", "abc", 0)
&& n ("d*/*1", "d/s/1", FNM_PATHNAME)
&& y ("a\\\\bc", "abc", 0)
&& n ("a\\\\bc", "abc", FNM_NOESCAPE)
&& y ("*x", ".x", 0)
&& n ("*x", ".x", FNM_PERIOD)
- && m4_if([$1], [GNU],
+ && y (Apat, "\\\\", 0) && y (Apat, "A", 0)
+ && y (apat, "\\\\", 0) && y (apat, "a", 0)
+ && n (Apat, A_1, 0) == ('A' < '\\\\')
+ && n (apat, a_1, 0) == ('a' < '\\\\')
+ && y (Apat, A01, 0) == ('A' < '\\\\')
+ && y (apat, a01, 0) == ('a' < '\\\\')
+ && y (Apat, bs_1, 0) == ('A' < '\\\\')
+ && y (apat, bs_1, 0) == ('a' < '\\\\')
+ && n (Apat, bs01, 0) == ('A' < '\\\\')
+ && n (apat, bs01, 0) == ('a' < '\\\\')
+ && ]m4_if([$1], [GNU],
[y ("xxXX", "xXxX", FNM_CASEFOLD)
&& y ("a++(x|yy)b", "a+xyyyyxb", FNM_EXTMATCH)
&& n ("d*/*1", "d/s/1", FNM_FILE_NAME)
&& y ("*", "x", FNM_FILE_NAME | FNM_LEADING_DIR)
&& y ("x*", "x/y/z", FNM_FILE_NAME | FNM_LEADING_DIR)
&& y ("*c*", "c/x", FNM_FILE_NAME | FNM_LEADING_DIR)],
- 1)));])],
+ 1))[;]])],
[$2=yes],
[$2=no],
[$2=cross])])
# ------------------
# Prepare the replacement of fnmatch.
AC_DEFUN([_AC_LIBOBJ_FNMATCH],
-[AC_REQUIRE([AC_C_CONST])dnl
-AC_REQUIRE([AC_FUNC_ALLOCA])dnl
+[AC_REQUIRE([AC_FUNC_ALLOCA])dnl
AC_REQUIRE([AC_TYPE_MBSTATE_T])dnl
-AC_CHECK_DECLS([getenv])
-AC_CHECK_FUNCS([btowc mbsrtowcs mempcpy wmempcpy])
-AC_CHECK_HEADERS([wchar.h wctype.h])
+AC_CHECK_DECLS([isblank], [], [], [#include <ctype.h>])
+AC_CHECK_FUNCS_ONCE([btowc isblank iswctype mbsrtowcs mempcpy wmemchr wmemcpy wmempcpy])
+AC_CHECK_HEADERS_ONCE([wctype.h])
AC_LIBOBJ([fnmatch])
-AC_CONFIG_LINKS([lib/fnmatch.h:lib/fnmatch_.h])
-AC_DEFINE(fnmatch, rpl_fnmatch,
- [Define to rpl_fnmatch if the replacement function should be used.])
+FNMATCH_H=fnmatch.h
])# _AC_LIBOBJ_FNMATCH
-# Additional prerequisites of lib/fnmatch.c, not part of _AC_LIBOBJ_FNMATCH.
-AC_DEFUN([gl_PREREQ_FNMATCH_EXTRA],
-[
- AC_REQUIRE([AC_HEADER_STDC])
- AC_CHECK_HEADERS_ONCE(string.h strings.h)
-])
-
-
AC_DEFUN([gl_FUNC_FNMATCH_POSIX],
[
+ FNMATCH_H=
_AC_FUNC_FNMATCH_IF([POSIX], [ac_cv_func_fnmatch_posix],
- [rm -f lib/fnmatch.h],
- [_AC_LIBOBJ_FNMATCH])
+ [rm -f lib/fnmatch.h],
+ [_AC_LIBOBJ_FNMATCH])
if test $ac_cv_func_fnmatch_posix != yes; then
- gl_PREREQ_FNMATCH_EXTRA
dnl We must choose a different name for our function, since on ELF systems
dnl a broken fnmatch() in libc.so would override our fnmatch() if it is
dnl compiled into a shared library.
AC_DEFINE([fnmatch], [posix_fnmatch],
[Define to a replacement function name for fnmatch().])
fi
+ AC_SUBST([FNMATCH_H])
])
AC_DEFUN([gl_FUNC_FNMATCH_GNU],
[
dnl Persuade glibc <fnmatch.h> to declare FNM_CASEFOLD etc.
- AC_REQUIRE([AC_GNU_SOURCE])
+ AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])
+ FNMATCH_H=
_AC_FUNC_FNMATCH_IF([GNU], [ac_cv_func_fnmatch_gnu],
- [rm -f lib/fnmatch.h],
- [_AC_LIBOBJ_FNMATCH])
+ [rm -f lib/fnmatch.h],
+ [_AC_LIBOBJ_FNMATCH])
if test $ac_cv_func_fnmatch_gnu != yes; then
- gl_PREREQ_FNMATCH_EXTRA
dnl We must choose a different name for our function, since on ELF systems
dnl a broken fnmatch() in libc.so would override our fnmatch() if it is
dnl compiled into a shared library.
AC_DEFINE([fnmatch], [gnu_fnmatch],
[Define to a replacement function name for fnmatch().])
fi
+ AC_SUBST([FNMATCH_H])
])