| /* Implement the xvasprintf function. |
| Copyright (C) 2014-2019 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; |
| } |