65 lines
2.3 KiB
C
65 lines
2.3 KiB
C
/* vasprintf and asprintf with out-of-memory checking.
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Copyright (C) 2002-2004, 2006-2024 Free Software Foundation, Inc.
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>. */
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#ifndef _XVASPRINTF_H
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#define _XVASPRINTF_H
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/* This file uses _GL_ATTRIBUTE_FORMAT, _GL_ATTRIBUTE_MALLOC,
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_GL_ATTRIBUTE_RETURNS_NONNULL. */
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#if !_GL_CONFIG_H_INCLUDED
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#error "Please include config.h first."
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#endif
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/* Get va_list. */
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#include <stdarg.h>
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/* Get _GL_ATTRIBUTE_SPEC_PRINTF_STANDARD. */
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#include <stdio.h>
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/* Get 'free'. */
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#include <stdlib.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Prints formatted output to a string dynamically allocated with malloc(),
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and returns it. Upon [ENOMEM] memory allocation error, it calls xalloc_die.
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It is the responsibility of the programmer to ensure that
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- the format string is valid,
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- the format string does not use %ls or %lc directives, and
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- all widths in the format string and passed as arguments are >= -INT_MAX
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and <= INT_MAX,
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so that other errors
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- [EINVAL] invalid format string,
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- [EILSEQ] error during conversion between wide and multibyte characters,
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- [EOVERFLOW] some specified width is > INT_MAX,
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cannot occur. */
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extern char *xasprintf (const char *format, ...)
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_GL_ATTRIBUTE_MALLOC _GL_ATTRIBUTE_DEALLOC_FREE
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_GL_ATTRIBUTE_FORMAT ((_GL_ATTRIBUTE_SPEC_PRINTF_STANDARD, 1, 2))
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_GL_ATTRIBUTE_RETURNS_NONNULL;
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extern char *xvasprintf (const char *format, va_list args)
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_GL_ATTRIBUTE_MALLOC _GL_ATTRIBUTE_DEALLOC_FREE
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_GL_ATTRIBUTE_FORMAT ((_GL_ATTRIBUTE_SPEC_PRINTF_STANDARD, 1, 0))
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_GL_ATTRIBUTE_RETURNS_NONNULL;
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#ifdef __cplusplus
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}
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#endif
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#endif /* _XVASPRINTF_H */
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