+ gl_fnmatch_required_lowercase=`
+ echo $gl_fnmatch_required | LC_ALL=C tr '[[A-Z]]' '[[a-z]]'
+ `
+ gl_fnmatch_cache_var="gl_cv_func_fnmatch_${gl_fnmatch_required_lowercase}"
+ AC_CACHE_CHECK([for working $gl_fnmatch_required fnmatch],
+ [$gl_fnmatch_cache_var],
+ [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
+ dnl test.
+ if test $gl_fnmatch_required = GNU; then
+ gl_fnmatch_gnu_start=
+ gl_fnmatch_gnu_end=
+ else
+ gl_fnmatch_gnu_start='#if 0'
+ gl_fnmatch_gnu_end='#endif'
+ fi
+ AC_RUN_IFELSE(
+ [AC_LANG_PROGRAM(
+ [[#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 };
+ int result = 0;
+ if (!n ("a*", "", 0))
+ return 1;
+ if (!y ("a*", "abc", 0))
+ return 1;
+ if (!y ("[/b", "[/b", 0)) /*"]]"*/ /* glibc Bugzilla bug 12378 */
+ return 1;
+ if (!n ("d*/*1", "d/s/1", FNM_PATHNAME))
+ return 2;
+ if (!y ("a\\\\bc", "abc", 0))
+ return 3;
+ if (!n ("a\\\\bc", "abc", FNM_NOESCAPE))
+ return 3;
+ if (!y ("*x", ".x", 0))
+ return 4;
+ if (!n ("*x", ".x", FNM_PERIOD))
+ return 4;
+ if (!y (Apat, "\\\\", 0))
+ return 5;
+ if (!y (Apat, "A", 0))
+ return 5;
+ if (!y (apat, "\\\\", 0))
+ return 5;
+ if (!y (apat, "a", 0))
+ return 5;
+ if (!(n (Apat, A_1, 0) == ('A' < '\\\\')))
+ return 5;
+ if (!(n (apat, a_1, 0) == ('a' < '\\\\')))
+ return 5;
+ if (!(y (Apat, A01, 0) == ('A' < '\\\\')))
+ return 5;
+ if (!(y (apat, a01, 0) == ('a' < '\\\\')))
+ return 5;
+ if (!(y (Apat, bs_1, 0) == ('A' < '\\\\')))
+ return 5;
+ if (!(y (apat, bs_1, 0) == ('a' < '\\\\')))
+ return 5;
+ if (!(n (Apat, bs01, 0) == ('A' < '\\\\')))
+ return 5;
+ if (!(n (apat, bs01, 0) == ('a' < '\\\\')))
+ return 5;
+ $gl_fnmatch_gnu_start
+ if (!y ("xxXX", "xXxX", FNM_CASEFOLD))
+ result |= 8;
+ if (!y ("a++(x|yy)b", "a+xyyyyxb", FNM_EXTMATCH))
+ result |= 16;
+ if (!n ("d*/*1", "d/s/1", FNM_FILE_NAME))
+ result |= 32;
+ if (!y ("*", "x", FNM_FILE_NAME | FNM_LEADING_DIR))
+ result |= 64;
+ if (!y ("x*", "x/y/z", FNM_FILE_NAME | FNM_LEADING_DIR))
+ result |= 64;
+ if (!y ("*c*", "c/x", FNM_FILE_NAME | FNM_LEADING_DIR))
+ result |= 64;
+ $gl_fnmatch_gnu_end
+ return result;
+ ]])],
+ [eval "$gl_fnmatch_cache_var=yes"],
+ [eval "$gl_fnmatch_cache_var=no"],
+ [eval "$gl_fnmatch_cache_var=\"guessing no\""])
+ ])
+ eval "gl_fnmatch_result=\"\$$gl_fnmatch_cache_var\""
+ if test "$gl_fnmatch_result" = yes; then
+ dnl Not strictly necessary. Only to avoid spurious leftover files if people
+ dnl don't do "make distclean".
+ rm -f "$gl_source_base/fnmatch.h"
+ else
+ FNMATCH_H=fnmatch.h