1/*-
2 * Copyright (c) 1990, 1993
3 *	The Regents of the University of California.  All rights reserved.
4 *
5 * This code is derived from software contributed to Berkeley by
6 * Chris Torek.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 *    notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in the
15 *    documentation and/or other materials provided with the distribution.
16 * 4. Neither the name of the University nor the names of its contributors
17 *    may be used to endorse or promote products derived from this software
18 *    without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 */
32
33#if defined(LIBC_SCCS) && !defined(lint)
34static char sccsid[] = "@(#)fputs.c	8.1 (Berkeley) 6/4/93";
35#endif /* LIBC_SCCS and not lint */
36#include <sys/cdefs.h>
37__FBSDID("$FreeBSD: src/lib/libc/stdio/fputs.c,v 1.12 2007/01/09 00:28:06 imp Exp $");
38
39#include "namespace.h"
40#include <stdio.h>
41#include <string.h>
42#include "un-namespace.h"
43#include "fvwrite.h"
44#include "libc_private.h"
45#include "local.h"
46
47// 3340719: __puts_null__ is used if string is NULL.  Defined in puts.c
48__private_extern__ char const __puts_null__[];
49
50/*
51 * Write the given string to the given file.
52 */
53int
54fputs(s, fp)
55	const char * __restrict s;
56	FILE * __restrict fp;
57{
58	int retval;
59	struct __suio uio;
60	struct __siov iov;
61
62	// 3340719: __puts_null__ is used if s is NULL
63	if(s == NULL)
64		s = __puts_null__;
65	iov.iov_base = (void *)s;
66	iov.iov_len = uio.uio_resid = strlen(s);
67	uio.uio_iov = &iov;
68	uio.uio_iovcnt = 1;
69	FLOCKFILE(fp);
70	ORIENT(fp, -1);
71	retval = __sfvwrite(fp, &uio);
72	FUNLOCKFILE(fp);
73#if __DARWIN_UNIX03
74	if (retval == 0)
75		return iov.iov_len;
76#endif /* __DARWIN_UNIX03 */
77	return (retval);
78}
79