summaryrefslogtreecommitdiff
path: root/m4-gl/wint_t.m4
diff options
context:
space:
mode:
Diffstat (limited to 'm4-gl/wint_t.m4')
-rw-r--r--m4-gl/wint_t.m474
1 files changed, 0 insertions, 74 deletions
diff --git a/m4-gl/wint_t.m4 b/m4-gl/wint_t.m4
deleted file mode 100644
index 61e8a23..0000000
--- a/m4-gl/wint_t.m4
+++ /dev/null
@@ -1,74 +0,0 @@
-# wint_t.m4 serial 7
-dnl Copyright (C) 2003, 2007-2019 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.
-
-dnl From Bruno Haible.
-dnl Test whether <wchar.h> has the 'wint_t' type and whether gnulib's
-dnl <wchar.h> or <wctype.h> would, if present, override 'wint_t'.
-dnl Prerequisite: AC_PROG_CC
-
-AC_DEFUN([gt_TYPE_WINT_T],
-[
- AC_CACHE_CHECK([for wint_t], [gt_cv_c_wint_t],
- [AC_COMPILE_IFELSE(
- [AC_LANG_PROGRAM(
- [[
-/* Tru64 with Desktop Toolkit C has a bug: <stdio.h> must be included before
- <wchar.h>.
- BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be included
- before <wchar.h>. */
-#include <stddef.h>
-#include <stdio.h>
-#include <time.h>
-#include <wchar.h>
- wint_t foo = (wchar_t)'\0';]],
- [[]])],
- [gt_cv_c_wint_t=yes],
- [gt_cv_c_wint_t=no])])
- if test $gt_cv_c_wint_t = yes; then
- AC_DEFINE([HAVE_WINT_T], [1], [Define if you have the 'wint_t' type.])
-
- dnl Determine whether gnulib's <wchar.h> or <wctype.h> would, if present,
- dnl override 'wint_t'.
- AC_CACHE_CHECK([whether wint_t is too small],
- [gl_cv_type_wint_t_too_small],
- [AC_COMPILE_IFELSE(
- [AC_LANG_PROGRAM([[
-/* Tru64 with Desktop Toolkit C has a bug: <stdio.h> must be included before
- <wchar.h>.
- BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be
- included before <wchar.h>. */
-#if !(defined __GLIBC__ && !defined __UCLIBC__)
-# include <stddef.h>
-# include <stdio.h>
-# include <time.h>
-#endif
-#include <wchar.h>
- int verify[sizeof (wint_t) < sizeof (int) ? -1 : 1];
- ]])],
- [gl_cv_type_wint_t_too_small=no],
- [gl_cv_type_wint_t_too_small=yes])])
- if test $gl_cv_type_wint_t_too_small = yes; then
- GNULIB_OVERRIDES_WINT_T=1
- else
- GNULIB_OVERRIDES_WINT_T=0
- fi
- else
- GNULIB_OVERRIDES_WINT_T=0
- fi
- AC_SUBST([GNULIB_OVERRIDES_WINT_T])
-])
-
-dnl Prerequisites of the 'wint_t' override.
-AC_DEFUN([gl_TYPE_WINT_T_PREREQ],
-[
- AC_CHECK_HEADERS_ONCE([crtdefs.h])
- if test $ac_cv_header_crtdefs_h = yes; then
- HAVE_CRTDEFS_H=1
- else
- HAVE_CRTDEFS_H=0
- fi
- AC_SUBST([HAVE_CRTDEFS_H])
-])