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authorJim Meyering <meyering@redhat.com>2007-10-19 17:09:37 +0200
committerJim Meyering <meyering@redhat.com>2007-10-19 17:43:12 +0200
commit78da34d40e6a244945b626932a23c90a4bec34f0 (patch)
tree08f06ed89e8ff7a1cae873456e55c73f2dc0226a /lib/xprintf.h
parent723e191a290b675e77dfc6bb82d444dc2acb807c (diff)
downloadgnulib-78da34d40e6a244945b626932a23c90a4bec34f0.tar.gz
New module: xprintf
* modules/xprintf, lib/xprintf.c, lib/xprintf.h: New files.
Diffstat (limited to 'lib/xprintf.h')
-rw-r--r--lib/xprintf.h40
1 files changed, 40 insertions, 0 deletions
diff --git a/lib/xprintf.h b/lib/xprintf.h
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--- /dev/null
+++ b/lib/xprintf.h
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+/* printf wrappers that fail immediately for non-file-related errors
+ Copyright (C) 2007 Free Software Foundation, Inc.
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
+
+#ifndef _XPRINTF_H
+#define _XPRINTF_H
+
+#include <stdio.h>
+
+#ifndef __attribute__
+/* This feature is available in gcc versions 2.5 and later. */
+# if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 5) || __STRICT_ANSI__
+# define __attribute__(Spec) /* empty */
+# endif
+/* The __-protected variants of `format' and `printf' attributes
+ are accepted by gcc versions 2.6.4 (effectively 2.7) and later. */
+# if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7)
+# define __format__ format
+# define __printf__ printf
+# endif
+#endif
+
+extern int xprintf (char const *restrict format, ...)
+ __attribute__ ((__format__ (__printf__, 1, 2)));
+extern int xfprintf (FILE *restrict stream, char const *restrict format, ...)
+ __attribute__ ((__format__ (__printf__, 2, 3)));
+
+#endif