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/* printf and fprintf wrappers that fail immediately for non-file-related errors
Copyright (C) 2007-2025 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 <https://www.gnu.org/licenses/>. */
#ifndef _XPRINTF_H
#define _XPRINTF_H
/* This file uses _GL_ATTRIBUTE_FORMAT. */
#if !_GL_CONFIG_H_INCLUDED
#error "Please include config.h first."
#endif
#include <stdarg.h>
#include <stdio.h>
#ifdef __cplusplus
extern "C" {
#endif
/* Like zprintf, but call error if it fails without setting stdout's
error indicator, i.e. upon ENOMEM, EOVERFLOW, or EILSEQ errors. */
extern off64_t xprintf (char const *restrict format, ...)
#if GNULIB_VPRINTF_POSIX
_GL_ATTRIBUTE_FORMAT ((_GL_ATTRIBUTE_SPEC_PRINTF_STANDARD, 1, 2))
#else
_GL_ATTRIBUTE_FORMAT ((_GL_ATTRIBUTE_SPEC_PRINTF_SYSTEM, 1, 2))
#endif
;
/* Like vzprintf, but call error if it fails without setting stdout's
error indicator, i.e. upon ENOMEM, EOVERFLOW, or EILSEQ errors. */
extern off64_t xvprintf (char const *restrict format, va_list args)
#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
;
/* Like fzprintf, but call error if it fails without setting the stream's
error indicator, i.e. upon ENOMEM, EOVERFLOW, or EILSEQ errors. */
extern off64_t xfprintf (FILE *restrict stream, char const *restrict format,
...)
#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
;
/* Like vfzprintf, but call error if it fails without setting the stream's
error indicator, i.e. upon ENOMEM, EOVERFLOW, or EILSEQ errors. */
extern off64_t xvfprintf (FILE *restrict stream, char const *restrict format,
va_list args)
#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
;
#ifdef __cplusplus
}
#endif
#endif
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