Commit | Line | Data |
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7c89917f | 1 | /* Implement the xvasprintf function. |
82704155 | 2 | Copyright (C) 2014-2019 Free Software Foundation, Inc. |
7c89917f RE |
3 | Contributed by Manuel Lopez-Ibanez. |
4 | ||
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. | |
10 | ||
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. | |
15 | ||
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. */ | |
20 | ||
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" | |
35 | ||
36 | /* | |
37 | ||
38 | @deftypefn Replacement char* xvasprintf (const char *@var{format}, va_list @var{args}) | |
39 | ||
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}. | |
43 | ||
44 | @end deftypefn | |
45 | ||
46 | */ | |
47 | ||
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 | |
55 | { | |
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; | |
61 | } |