Daily bump.
[official-gcc.git] / libiberty / xvasprintf.c
blob7842d05cedff0ccbe435d69eb75dcdf1a825faba
1 /* Implement the xvasprintf function.
2 Copyright (C) 2014-2017 Free Software Foundation, Inc.
3 Contributed by Manuel Lopez-Ibanez.
5 This file is part of the libiberty library.
6 Libiberty is free software; you can redistribute it and/or
7 modify it under the terms of the GNU Library General Public
8 License as published by the Free Software Foundation; either
9 version 2 of the License, or (at your option) any later version.
11 Libiberty is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Library General Public License for more details.
16 You should have received a copy of the GNU Library General Public
17 License along with libiberty; see the file COPYING.LIB. If not, write
18 to the Free Software Foundation, Inc., 51 Franklin Street - Fifth
19 Floor, Boston, MA 02110-1301, USA. */
21 #ifdef HAVE_CONFIG_H
22 #include "config.h"
23 #endif
24 #include <ansidecl.h>
25 #include <stdarg.h>
26 #if !defined (va_copy) && defined (__va_copy)
27 # define va_copy(d,s) __va_copy((d),(s))
28 #endif
29 #include <stdio.h>
30 #ifdef HAVE_STRING_H
31 #include <string.h>
32 #endif
33 #include "libiberty.h"
34 #include "vprintf-support.h"
38 @deftypefn Replacement char* xvasprintf (const char *@var{format}, va_list @var{args})
40 Print to allocated string without fail. If @code{xvasprintf} fails,
41 this will print a message to @code{stderr} (using the name set by
42 @code{xmalloc_set_program_name}, if any) and then call @code{xexit}.
44 @end deftypefn
48 char *
49 xvasprintf (const char *format,
50 #if defined (_BSD_VA_LIST_) && defined (__FreeBSD__)
51 _BSD_VA_LIST_ args)
52 #else
53 va_list args)
54 #endif
56 char *result;
57 int total_width = libiberty_vprintf_buffer_size (format, args);
58 result = (char *) xmalloc (total_width);
59 vsprintf (result, format, args);
60 return result;