File: vasprintf.c

package info (click to toggle)
microdc2 0.15.6-2
  • links: PTS
  • area: main
  • in suites: jessie, jessie-kfreebsd, wheezy
  • size: 4,160 kB
  • ctags: 3,648
  • sloc: ansic: 31,186; sh: 4,024; makefile: 141; sed: 16
file content (42 lines) | stat: -rw-r--r-- 1,342 bytes parent folder | download | duplicates (15)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
/* Formatted output to strings.
   Copyright (C) 1999, 2002 Free Software Foundation, Inc.

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 2, or (at your option)
   any later version.

   This program 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 General Public License for more details.

   You should have received a copy of the GNU General Public License along
   with this program; 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

/* Specification.  */
#include "vasprintf.h"

#include <stdlib.h>

#include "vasnprintf.h"

int
vasprintf (char **resultp, const char *format, va_list args)
{
  size_t length;
  char *result = vasnprintf (NULL, &length, format, args);
  if (result == NULL)
    return -1;

  *resultp = result;
  /* Return the number of resulting bytes, excluding the trailing NUL.
     If it wouldn't fit in an 'int', vasnprintf() would have returned NULL
     and set errno to EOVERFLOW.  */
  return length;
}