1/*-
2 * SPDX-License-Identifier: BSD-3-Clause
3 *
4 * Copyright (c) 1990, 1993
5 *	The Regents of the University of California.  All rights reserved.
6 *
7 * This code is derived from software contributed to Berkeley by
8 * Chris Torek.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 *    notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 *    notice, this list of conditions and the following disclaimer in the
17 *    documentation and/or other materials provided with the distribution.
18 * 3. Neither the name of the University nor the names of its contributors
19 *    may be used to endorse or promote products derived from this software
20 *    without specific prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 * SUCH DAMAGE.
33 */
34
35#if defined(LIBC_SCCS) && !defined(lint)
36static char sccsid[] = "@(#)fputs.c	8.1 (Berkeley) 6/4/93";
37#endif /* LIBC_SCCS and not lint */
38#include <sys/cdefs.h>
39__FBSDID("$FreeBSD$");
40
41#include "namespace.h"
42#include <limits.h>
43#include <stdio.h>
44#include <string.h>
45#include "un-namespace.h"
46#include "fvwrite.h"
47#include "libc_private.h"
48#include "local.h"
49
50/*
51 * Write the given string to the given file.
52 */
53int
54fputs_unlocked(const char * __restrict s, FILE * __restrict fp)
55{
56	int retval;
57	struct __suio uio;
58	struct __siov iov;
59
60	iov.iov_base = (void *)s;
61	uio.uio_resid = iov.iov_len = strlen(s);
62	uio.uio_iov = &iov;
63	uio.uio_iovcnt = 1;
64	ORIENT(fp, -1);
65	retval = __sfvwrite(fp, &uio);
66	if (retval == 0)
67		return (iov.iov_len > INT_MAX ? INT_MAX : iov.iov_len);
68	return (retval);
69}
70
71int
72fputs(const char * __restrict s, FILE * __restrict fp)
73{
74	int retval;
75
76	FLOCKFILE_CANCELSAFE(fp);
77	retval = fputs_unlocked(s, fp);
78	FUNLOCKFILE_CANCELSAFE();
79	return (retval);
80}
81