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Diffstat (limited to 'gnulib/m4/mbrtowc.m4')
| -rw-r--r-- | gnulib/m4/mbrtowc.m4 | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/gnulib/m4/mbrtowc.m4 b/gnulib/m4/mbrtowc.m4 new file mode 100644 index 0000000..a3bd911 --- /dev/null +++ b/gnulib/m4/mbrtowc.m4 @@ -0,0 +1,31 @@ +# mbrtowc.m4 serial 8 +dnl Copyright (C) 2001-2002, 2004-2005 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. + +dnl From Paul Eggert + +dnl This file can be removed, and gl_FUNC_MBRTOWC replaced with +dnl AC_FUNC_MBRTOWC, when autoconf 2.60 can be assumed everywhere. + +AC_DEFUN([gl_FUNC_MBRTOWC], +[ + dnl Same as AC_FUNC_MBRTOWC in autoconf-2.60. + AC_CACHE_CHECK([whether mbrtowc and mbstate_t are properly declared], + gl_cv_func_mbrtowc, + [AC_LINK_IFELSE( + [AC_LANG_PROGRAM( + [[#include <wchar.h>]], + [[wchar_t wc; + char const s[] = ""; + size_t n = 1; + mbstate_t state; + return ! (sizeof state && (mbrtowc) (&wc, s, n, &state));]])], + gl_cv_func_mbrtowc=yes, + gl_cv_func_mbrtowc=no)]) + if test $gl_cv_func_mbrtowc = yes; then + AC_DEFINE([HAVE_MBRTOWC], 1, + [Define to 1 if mbrtowc and mbstate_t are properly declared.]) + fi +]) |