1837edd6bSchristos /* Implement the xvasprintf function. 2*7e120ff0Schristos Copyright (C) 2014-2024 Free Software Foundation, Inc. 3837edd6bSchristos Contributed by Manuel Lopez-Ibanez. 4837edd6bSchristos 5837edd6bSchristos This file is part of the libiberty library. 6837edd6bSchristos Libiberty is free software; you can redistribute it and/or 7837edd6bSchristos modify it under the terms of the GNU Library General Public 8837edd6bSchristos License as published by the Free Software Foundation; either 9837edd6bSchristos version 2 of the License, or (at your option) any later version. 10837edd6bSchristos 11837edd6bSchristos Libiberty is distributed in the hope that it will be useful, 12837edd6bSchristos but WITHOUT ANY WARRANTY; without even the implied warranty of 13837edd6bSchristos MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14837edd6bSchristos Library General Public License for more details. 15837edd6bSchristos 16837edd6bSchristos You should have received a copy of the GNU Library General Public 17837edd6bSchristos License along with libiberty; see the file COPYING.LIB. If not, write 18837edd6bSchristos to the Free Software Foundation, Inc., 51 Franklin Street - Fifth 19837edd6bSchristos Floor, Boston, MA 02110-1301, USA. */ 20837edd6bSchristos 21837edd6bSchristos #ifdef HAVE_CONFIG_H 22837edd6bSchristos #include "config.h" 23837edd6bSchristos #endif 24837edd6bSchristos #include <ansidecl.h> 25837edd6bSchristos #include <stdarg.h> 26837edd6bSchristos #if !defined (va_copy) && defined (__va_copy) 27837edd6bSchristos # define va_copy(d,s) __va_copy((d),(s)) 28837edd6bSchristos #endif 29837edd6bSchristos #include <stdio.h> 30837edd6bSchristos #ifdef HAVE_STRING_H 31837edd6bSchristos #include <string.h> 32837edd6bSchristos #endif 33837edd6bSchristos #include "libiberty.h" 34837edd6bSchristos #include "vprintf-support.h" 35837edd6bSchristos 36837edd6bSchristos /* 37837edd6bSchristos 38837edd6bSchristos @deftypefn Replacement char* xvasprintf (const char *@var{format}, va_list @var{args}) 39837edd6bSchristos 40837edd6bSchristos Print to allocated string without fail. If @code{xvasprintf} fails, 41837edd6bSchristos this will print a message to @code{stderr} (using the name set by 42837edd6bSchristos @code{xmalloc_set_program_name}, if any) and then call @code{xexit}. 43837edd6bSchristos 44837edd6bSchristos @end deftypefn 45837edd6bSchristos 46837edd6bSchristos */ 47837edd6bSchristos 48837edd6bSchristos char * 49837edd6bSchristos xvasprintf (const char *format, 50837edd6bSchristos #if defined (_BSD_VA_LIST_) && defined (__FreeBSD__) 51837edd6bSchristos _BSD_VA_LIST_ args) 52837edd6bSchristos #else 53837edd6bSchristos va_list args) 54837edd6bSchristos #endif 55837edd6bSchristos { 56837edd6bSchristos char *result; 57837edd6bSchristos int total_width = libiberty_vprintf_buffer_size (format, args); 58837edd6bSchristos result = (char *) xmalloc (total_width); 59837edd6bSchristos vsprintf (result, format, args); 60837edd6bSchristos return result; 61837edd6bSchristos } 62