/* Error-checking wrapper for asprintf. Copyright (C) 2016-2018 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The GNU C Library 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 Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; if not, see <http://www.gnu.org/licenses/>. */ #include <support/support.h> #include <stdarg.h> #include <stdio.h> #include <stdlib.h> #include <support/check.h> char * xasprintf (const char *format, ...) { va_list ap; va_start (ap, format); char *result; if (vasprintf (&result, format, ap) < 0) FAIL_EXIT1 ("asprintf: %m"); va_end (ap); return result; }