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Diffstat (limited to '')
| -rw-r--r-- | m4/rpmatch.m4 | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/m4/rpmatch.m4 b/m4/rpmatch.m4 new file mode 100644 index 0000000..4a8bdf7 --- /dev/null +++ b/m4/rpmatch.m4 @@ -0,0 +1,31 @@ +# rpmatch.m4 serial 10 +dnl Copyright (C) 2002-2003, 2007-2023 Free Software Foundation, Inc. +dnl This file is free software; the Free Software Foundation +dnl gives unlimited permission to copy and/or distribute it, +dnl with or without modifications, as long as this notice is preserved. + +AC_DEFUN([gl_FUNC_RPMATCH], +[ + dnl Persuade glibc <stdlib.h> to declare rpmatch(). + AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS]) + + AC_REQUIRE([gl_STDLIB_H_DEFAULTS]) + AC_CHECK_FUNCS([rpmatch]) + if test $ac_cv_func_rpmatch = no; then + HAVE_RPMATCH=0 + fi +]) + +# Prerequisites of lib/rpmatch.c. +AC_DEFUN([gl_PREREQ_RPMATCH], [ + AC_CACHE_CHECK([for nl_langinfo and YESEXPR], [gl_cv_langinfo_yesexpr], + [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <langinfo.h>]], + [[char* cs = nl_langinfo(YESEXPR); return !cs;]])], + [gl_cv_langinfo_yesexpr=yes], + [gl_cv_langinfo_yesexpr=no]) + ]) + if test $gl_cv_langinfo_yesexpr = yes; then + AC_DEFINE([HAVE_LANGINFO_YESEXPR], [1], + [Define if you have <langinfo.h> and nl_langinfo(YESEXPR).]) + fi +]) |