/* printf wrappers that fail immediately for non-file-related errors
- Copyright (C) 2007-2016 Free Software Foundation, Inc.
+ Copyright (C) 2007-2021 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
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/>. */
+ along with this program. If not, see <https://www.gnu.org/licenses/>. */
#ifndef _XPRINTF_H
#define _XPRINTF_H
#include <stdarg.h>
#include <stdio.h>
-/* The __attribute__ feature is available in gcc versions 2.5 and later.
- The __-protected variants of the attributes 'format' and 'printf' are
- accepted by gcc versions 2.6.4 (effectively 2.7) and later.
- We enable _GL_ATTRIBUTE_FORMAT only if these are supported too, because
- gnulib and libintl do '#define printf __printf__' when they override
- the 'printf' function. */
-#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 7)
-# define _GL_ATTRIBUTE_FORMAT(spec) __attribute__ ((__format__ spec))
+extern int xprintf (char const *restrict format, ...)
+#if GNULIB_VPRINTF_POSIX
+ _GL_ATTRIBUTE_FORMAT ((_GL_ATTRIBUTE_SPEC_PRINTF_STANDARD, 1, 2))
#else
-# define _GL_ATTRIBUTE_FORMAT(spec) /* empty */
+ _GL_ATTRIBUTE_FORMAT ((_GL_ATTRIBUTE_SPEC_PRINTF_SYSTEM, 1, 2))
#endif
+ ;
-extern int xprintf (char const *restrict format, ...)
- _GL_ATTRIBUTE_FORMAT ((__printf__, 1, 2));
extern int xvprintf (char const *restrict format, va_list args)
- _GL_ATTRIBUTE_FORMAT ((__printf__, 1, 0));
+#if GNULIB_VPRINTF_POSIX
+ _GL_ATTRIBUTE_FORMAT ((_GL_ATTRIBUTE_SPEC_PRINTF_STANDARD, 1, 0))
+#else
+ _GL_ATTRIBUTE_FORMAT ((_GL_ATTRIBUTE_SPEC_PRINTF_SYSTEM, 1, 0))
+#endif
+ ;
+
extern int xfprintf (FILE *restrict stream, char const *restrict format, ...)
- _GL_ATTRIBUTE_FORMAT ((__printf__, 2, 3));
+#if GNULIB_VFPRINTF_POSIX
+ _GL_ATTRIBUTE_FORMAT ((_GL_ATTRIBUTE_SPEC_PRINTF_STANDARD, 2, 3))
+#else
+ _GL_ATTRIBUTE_FORMAT ((_GL_ATTRIBUTE_SPEC_PRINTF_SYSTEM, 2, 3))
+#endif
+ ;
+
extern int xvfprintf (FILE *restrict stream, char const *restrict format,
va_list args)
- _GL_ATTRIBUTE_FORMAT ((__printf__, 2, 0));
+#if GNULIB_VFPRINTF_POSIX
+ _GL_ATTRIBUTE_FORMAT ((_GL_ATTRIBUTE_SPEC_PRINTF_STANDARD, 2, 0))
+#else
+ _GL_ATTRIBUTE_FORMAT ((_GL_ATTRIBUTE_SPEC_PRINTF_SYSTEM, 2, 0))
+#endif
+ ;
#endif