-# btowc.m4 serial 6
-dnl Copyright (C) 2008-2010 Free Software Foundation, Inc.
+# btowc.m4 serial 10
+dnl Copyright (C) 2008-2014 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.
AC_CACHE_CHECK([whether btowc(0) is correct],
[gl_cv_func_btowc_nul],
[
- AC_TRY_RUN([
-#include <stdio.h>
+ AC_RUN_IFELSE(
+ [AC_LANG_SOURCE([[
#include <string.h>
+/* 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>
int main ()
{
if (btowc ('\0') != 0)
return 1;
return 0;
-}],
+}]])],
[gl_cv_func_btowc_nul=yes],
[gl_cv_func_btowc_nul=no],
[
esac
changequote([,])dnl
if test $LOCALE_FR != none; then
- AC_TRY_RUN([
+ AC_RUN_IFELSE(
+ [AC_LANG_SOURCE([[
#include <locale.h>
-#include <stdio.h>
#include <string.h>
+/* 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>
int main ()
{
return 1;
}
return 0;
-}],
+}]])],
[gl_cv_func_btowc_eof=yes],
[gl_cv_func_btowc_eof=no],
[:])
*) REPLACE_BTOWC=1 ;;
esac
fi
- if test $HAVE_BTOWC = 0 || test $REPLACE_BTOWC = 1; then
- gl_REPLACE_WCHAR_H
- AC_LIBOBJ([btowc])
- gl_PREREQ_BTOWC
- fi
])
# Prerequisites of lib/btowc.c.