sortix-mirror/libc/stdio/asprintf.c

44 lines
1.4 KiB
C

/*
* Copyright (c) 2014, 2022 Jonas 'Sortie' Termansen.
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
* stdio/asprintf.c
* Prints a string to a newly allocated buffer.
*/
#include <stdarg.h>
#include <stdio.h>
#ifdef __TRACE_ALLOCATION_SITES
int asprintf_trace(struct __allocation_site* allocation_site,
char** restrict result_ptr,
const char* restrict format,
...)
#else
int asprintf(char** restrict result_ptr,
const char* restrict format,
...)
#endif
{
va_list list;
va_start(list, format);
#ifdef __TRACE_ALLOCATION_SITES
int result = vasprintf_trace(allocation_site, result_ptr, format, list);
#else
int result = vasprintf(result_ptr, format, list);
#endif
va_end(list);
return result;
}