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author | Jim Meyering <jim@meyering.net> | 2000-06-23 21:00:53 +0000 |
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committer | Jim Meyering <jim@meyering.net> | 2000-06-23 21:00:53 +0000 |
commit | f2d46d3970f3b9690efb9be53d6219dad9032376 (patch) | |
tree | 0118f14a7d2bcf9b440eee27bb2cf7b9f53eaf6d /m4/mbstate_t.m4 | |
parent | 085cdb43ede03c2360892a310222035f9b8c5547 (diff) | |
download | coreutils-f2d46d3970f3b9690efb9be53d6219dad9032376.tar.xz |
New file, defining AC_MBSTATE_T_OBJECT.
Diffstat (limited to 'm4/mbstate_t.m4')
-rw-r--r-- | m4/mbstate_t.m4 | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/m4/mbstate_t.m4 b/m4/mbstate_t.m4 new file mode 100644 index 000000000..4cbbfd5b8 --- /dev/null +++ b/m4/mbstate_t.m4 @@ -0,0 +1,18 @@ +# serial 1 + +# From Paul Eggert. + +# Some versions of BeOS define mbstate_t to be an incomplete type, +# so you can't declare an object of that type. +# Check for this incompatibility with Standard C. + +AC_DEFUN(AC_MBSTATE_T_OBJECT, + [AC_CACHE_CHECK([for mbstate_t object type], ac_cv_type_mbstate_t_object, + [AC_TRY_COMPILE([#include <wchar.h>], + [mbstate_t x; return sizeof x;], + ac_cv_type_mbstate_t_object=yes, + ac_cv_type_mbstate_t_object=no)]) + if test $ac_cv_type_mbstate_t_object = yes; then + AC_DEFINE(HAVE_MBSTATE_T_OBJECT, 1, + [Define if mbstate_t is an object type.]) + fi]) |