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| 1 # wint_t.m4 serial 2 (gettext-0.17) |
| 2 dnl Copyright (C) 2003, 2007 Free Software Foundation, Inc. |
| 3 dnl This file is free software; the Free Software Foundation |
| 4 dnl gives unlimited permission to copy and/or distribute it, |
| 5 dnl with or without modifications, as long as this notice is preserved. |
| 6 |
| 7 dnl From Bruno Haible. |
| 8 dnl Test whether <wchar.h> has the 'wint_t' type. |
| 9 dnl Prerequisite: AC_PROG_CC |
| 10 |
| 11 AC_DEFUN([gt_TYPE_WINT_T], |
| 12 [ |
| 13 AC_CACHE_CHECK([for wint_t], gt_cv_c_wint_t, |
| 14 [AC_TRY_COMPILE([ |
| 15 /* Tru64 with Desktop Toolkit C has a bug: <stdio.h> must be included before |
| 16 <wchar.h>. |
| 17 BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be included |
| 18 before <wchar.h>. */ |
| 19 #include <stddef.h> |
| 20 #include <stdio.h> |
| 21 #include <time.h> |
| 22 #include <wchar.h> |
| 23 wint_t foo = (wchar_t)'\0';], , |
| 24 gt_cv_c_wint_t=yes, gt_cv_c_wint_t=no)]) |
| 25 if test $gt_cv_c_wint_t = yes; then |
| 26 AC_DEFINE(HAVE_WINT_T, 1, [Define if you have the 'wint_t' type.]) |
| 27 fi |
| 28 ]) |
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