/* Implement the xvasprintf function. Copyright (C) 2014-2020 Free Software Foundation, Inc. Contributed by Manuel Lopez-Ibanez. This file is part of the libiberty library. Libiberty is free software; you can redistribute it and/or modify it under the terms of the GNU Library General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. Libiberty 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 Library General Public License for more details. You should have received a copy of the GNU Library General Public License along with libiberty; see the file COPYING.LIB. If not, write to the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ #ifdef HAVE_CONFIG_H #include "config.h" #endif #include <ansidecl.h> #include <stdarg.h> #if !defined (va_copy) && defined (__va_copy) # define va_copy(d,s) __va_copy((d),(s)) #endif #include <stdio.h> #ifdef HAVE_STRING_H #include <string.h> #endif #include "libiberty.h" #include "vprintf-support.h" /* @deftypefn Replacement char* xvasprintf (const char *@var{format}, va_list @var{args}) Print to allocated string without fail. If @code{xvasprintf} fails, this will print a message to @code{stderr} (using the name set by @code{xmalloc_set_program_name}, if any) and then call @code{xexit}. @end deftypefn */ char * xvasprintf (const char *format, #if defined (_BSD_VA_LIST_) && defined (__FreeBSD__) _BSD_VA_LIST_ args) #else va_list args) #endif { char *result; int total_width = libiberty_vprintf_buffer_size (format, args); result = (char *) xmalloc (total_width); vsprintf (result, format, args); return result; }