diff options
Diffstat (limited to 'm4/mbrtowc.m4')
-rw-r--r-- | m4/mbrtowc.m4 | 28 |
1 files changed, 18 insertions, 10 deletions
diff --git a/m4/mbrtowc.m4 b/m4/mbrtowc.m4 index 536183f4..c706d04b 100644 --- a/m4/mbrtowc.m4 +++ b/m4/mbrtowc.m4 @@ -1,5 +1,5 @@ -# mbrtowc.m4 serial 27 -*- coding: utf-8 -*- -dnl Copyright (C) 2001-2002, 2004-2005, 2008-2017 Free Software Foundation, +# mbrtowc.m4 serial 31 -*- coding: utf-8 -*- +dnl Copyright (C) 2001-2002, 2004-2005, 2008-2018 Free Software Foundation, dnl Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, @@ -563,10 +563,11 @@ AC_DEFUN([gl_MBRTOWC_EMPTY_INPUT], dnl is present. changequote(,)dnl case "$host_os" in - # Guess no on AIX and glibc systems. - aix* | *-gnu*) - gl_cv_func_mbrtowc_empty_input="guessing no" ;; - *) gl_cv_func_mbrtowc_empty_input="guessing yes" ;; + # Guess no on AIX and glibc systems. + aix* | *-gnu* | gnu*) gl_cv_func_mbrtowc_empty_input="guessing no" ;; + # Guess yes on native Windows. + mingw*) gl_cv_func_mbrtowc_empty_input="guessing yes" ;; + *) gl_cv_func_mbrtowc_empty_input="guessing yes" ;; esac changequote([,])dnl AC_RUN_IFELSE( @@ -592,6 +593,7 @@ dnl https://sourceware.org/bugzilla/show_bug.cgi?id=19932 AC_DEFUN([gl_MBRTOWC_C_LOCALE], [ + AC_REQUIRE([AC_CANONICAL_HOST]) dnl for cross-compiles AC_CACHE_CHECK([whether the C locale is free of encoding errors], [gl_cv_C_locale_sans_EILSEQ], [ @@ -622,11 +624,17 @@ AC_DEFUN([gl_MBRTOWC_C_LOCALE], ]])], [gl_cv_C_locale_sans_EILSEQ=yes], [gl_cv_C_locale_sans_EILSEQ=no], - [:])]) + [case "$host_os" in + # Guess yes on native Windows. + mingw*) gl_cv_C_locale_sans_EILSEQ="guessing yes" ;; + esac + ]) + ]) ]) # Prerequisites of lib/mbrtowc.c. AC_DEFUN([gl_PREREQ_MBRTOWC], [ + AC_REQUIRE([AC_C_INLINE]) : ]) @@ -639,7 +647,7 @@ AC_DEFUN([AC_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, + [gl_cv_func_mbrtowc], [AC_LINK_IFELSE( [AC_LANG_PROGRAM( [[/* Tru64 with Desktop Toolkit C has a bug: <stdio.h> must be @@ -655,8 +663,8 @@ AC_DEFUN([AC_FUNC_MBRTOWC], 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)]) + [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.]) |