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git.saurik.com Git - apple/network_cmds.git/blob - telnetd.tproj/vasprintf.c
1 /* $OpenBSD: vasprintf.c,v 1.4 1998/06/21 22:13:47 millert Exp $ */
4 * Copyright (c) 1997 Todd C. Miller <Todd.Miller@courtesan.com>
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. The name of the author may not be used to endorse or promote products
16 * derived from this software without specific prior written permission.
18 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
19 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
20 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
21 * THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
22 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
23 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
24 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
25 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
26 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
27 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 #if defined(LIBC_RCS) && !defined(lint)
31 static char rcsid
[] = "$FreeBSD: src/lib/libc/stdio/vasprintf.c,v 1.12 2001/01/24 13:00:47 deischen Exp $";
32 #endif /* LIBC_RCS and not lint */
39 vasprintf(str
, fmt
, ap
)
48 f
._flags
= __SWR
| __SSTR
;
49 f
._bf
._base
= f
._p
= (unsigned char *)malloc(128);
50 if (f
._bf
._base
== NULL
) {
55 f
._bf
._size
= f
._w
= 127; /* Leave room for the NULL */
56 ret
= vfprintf(&f
, fmt
, ap
);
58 f
._bf
._base
= realloc(f
._bf
._base
, f
._bf
._size
+ 1);
59 if (f
._bf
._base
== NULL
) {
63 *str
= (char *)f
._bf
._base
;