Index: bison/src/bison/2.4.1/bison-2.4.1-src/m4/mbstate_t.m4 |
=================================================================== |
--- bison/src/bison/2.4.1/bison-2.4.1-src/m4/mbstate_t.m4 (revision 0) |
+++ bison/src/bison/2.4.1/bison-2.4.1-src/m4/mbstate_t.m4 (revision 0) |
@@ -0,0 +1,30 @@ |
+# mbstate_t.m4 serial 10 |
+dnl Copyright (C) 2000-2002, 2008 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. |
+ |
+# From Paul Eggert. |
+ |
+# BeOS 5 has <wchar.h> but does not define mbstate_t, |
+# so you can't declare an object of that type. |
+# Check for this incompatibility with Standard C. |
+ |
+# AC_TYPE_MBSTATE_T |
+# ----------------- |
+AC_DEFUN([AC_TYPE_MBSTATE_T], |
+ [AC_CACHE_CHECK([for mbstate_t], ac_cv_type_mbstate_t, |
+ [AC_COMPILE_IFELSE( |
+ [AC_LANG_PROGRAM( |
+ [AC_INCLUDES_DEFAULT[ |
+# 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([HAVE_MBSTATE_T], 1, |
+ [Define to 1 if <wchar.h> declares mbstate_t.]) |
+ else |
+ AC_DEFINE([mbstate_t], int, |
+ [Define to a type if <wchar.h> does not define.]) |
+ fi]) |