Mercurial > hg > octave-lojdl > gnulib-hg
changeset 2694:a4ced38f24a8
(AC_MBSTATE_T_OBJECT): Port to autoconf 2.13.
Add AC_CHECK_HEADERS(stdlib.h), since we use HAVE_STDLIB_H.
author | Jim Meyering <jim@meyering.net> |
---|---|
date | Tue, 04 Jul 2000 07:11:28 +0000 |
parents | b33bfc609ceb |
children | a809dae5d3f1 |
files | m4/mbstate_t.m4 |
diffstat | 1 files changed, 15 insertions(+), 11 deletions(-) [+] |
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--- a/m4/mbstate_t.m4 +++ b/m4/mbstate_t.m4 @@ -1,4 +1,4 @@ -# serial 4 +# serial 5 # From Paul Eggert. @@ -12,17 +12,21 @@ AC_DEFUN(AC_MBSTATE_T_OBJECT, [ - # Check for the mbstate_t type. - ac_mbs_tmp=$ac_includes_default - ac_includes_default=" -$ac_includes_default -#if HAVE_WCHAR_H -# include <wchar.h> + AC_CHECK_HEADERS(stdlib.h) + + AC_CACHE_CHECK([for mbstate_t], ac_cv_type_mbstate_t, + [AC_TRY_COMPILE([ +#if HAVE_STDLIB_H +# include <stdlib.h> #endif -" - AC_CHECK_TYPE(mbstate_t, int) - # Restore the default value. - ac_includes_default=$ac_mbs_tmp +#include <wchar.h>], + [mbstate_t *x; return sizeof x;], + ac_cv_type_mbstate_t=yes, + ac_cv_type_mbstate_t=no)]) + if test $ac_cv_type_mbstate_t != yes; then + AC_DEFINE(mbstate_t, int, + [Define to int if <wchar.h> does not define.]) + fi AC_CACHE_CHECK([for mbstate_t object type], ac_cv_type_mbstate_t_object, [AC_TRY_COMPILE([