1 /* -*- buffer-read-only: t -*- vi: set ro: */
2 /* DO NOT EDIT! GENERATED AUTOMATICALLY! */
3 /* Formatted output to strings.
4 Copyright (C) 2004, 2006-2014 Free Software Foundation, Inc.
5 Written by Simon Josefsson and Yoann Vandoorselaere <yoann@prelude-ids.org>.
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3, or (at your option)
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License along
18 with this program; if not, see <http://www.gnu.org/licenses/>. */
33 #include "vasnprintf.h"
35 /* Print formatted output to string STR. Similar to vsprintf, but
36 additional length SIZE limit how much is written into STR. Returns
37 string length of formatted string (which may be larger than SIZE).
38 STR may be NULL, in which case nothing will be written. On error,
39 return a negative value. */
41 vsnprintf (char *str, size_t size, const char *format, va_list args)
47 output = vasnprintf (str, &lenbuf, format, args);
57 size_t pruned_len = (len < size ? len : size - 1);
58 memcpy (str, output, pruned_len);
59 str[pruned_len] = '\0';