1 /* Error-checking wrapper for asprintf.
2 Copyright (C) 2016-2022 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <https://www.gnu.org/licenses/>. */
18
19 #include <support/support.h>
20
21 #include <stdarg.h>
22 #include <stdio.h>
23 #include <stdlib.h>
24 #include <support/check.h>
25
26 char *
xasprintf(const char * format,...)27 xasprintf (const char *format, ...)
28 {
29 va_list ap;
30 va_start (ap, format);
31 char *result;
32 if (vasprintf (&result, format, ap) < 0)
33 FAIL_EXIT1 ("asprintf: %m");
34 va_end (ap);
35 return result;
36 }
37