xref: /netbsd-src/usr.bin/vndcompress/utils.h (revision 3e40e9d7d6bda0dc592d47c716bf434286cc83d8)
1*3e40e9d7Sriastradh /*	$NetBSD: utils.h,v 1.3 2014/01/22 06:15:22 riastradh Exp $	*/
2d99bda47Sriastradh 
3d99bda47Sriastradh /*-
4d99bda47Sriastradh  * Copyright (c) 2014 The NetBSD Foundation, Inc.
5d99bda47Sriastradh  * All rights reserved.
6d99bda47Sriastradh  *
7d99bda47Sriastradh  * This code is derived from software contributed to The NetBSD Foundation
8d99bda47Sriastradh  * by Taylor R. Campbell.
9d99bda47Sriastradh  *
10d99bda47Sriastradh  * Redistribution and use in source and binary forms, with or without
11d99bda47Sriastradh  * modification, are permitted provided that the following conditions
12d99bda47Sriastradh  * are met:
13d99bda47Sriastradh  * 1. Redistributions of source code must retain the above copyright
14d99bda47Sriastradh  *    notice, this list of conditions and the following disclaimer.
15d99bda47Sriastradh  * 2. Redistributions in binary form must reproduce the above copyright
16d99bda47Sriastradh  *    notice, this list of conditions and the following disclaimer in the
17d99bda47Sriastradh  *    documentation and/or other materials provided with the distribution.
18d99bda47Sriastradh  *
19d99bda47Sriastradh  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20d99bda47Sriastradh  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21d99bda47Sriastradh  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22d99bda47Sriastradh  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23d99bda47Sriastradh  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24d99bda47Sriastradh  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25d99bda47Sriastradh  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26d99bda47Sriastradh  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27d99bda47Sriastradh  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28d99bda47Sriastradh  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29d99bda47Sriastradh  * POSSIBILITY OF SUCH DAMAGE.
30d99bda47Sriastradh  */
31d99bda47Sriastradh 
32d99bda47Sriastradh #ifndef	VNDCOMPRESS_UTILS_H
33d99bda47Sriastradh #define	VNDCOMPRESS_UTILS_H
34d99bda47Sriastradh 
35d99bda47Sriastradh #include <sys/types.h>
36d99bda47Sriastradh #include <sys/cdefs.h>
37d99bda47Sriastradh 
38d99bda47Sriastradh /* XXX Seems to be missing from <stdio.h>...  */
39d99bda47Sriastradh int	snprintf_ss(char *restrict, size_t, const char *restrict, ...)
40d99bda47Sriastradh 	    __printflike(3, 4);
41d99bda47Sriastradh int	vsnprintf_ss(char *restrict, size_t, const char *restrict, va_list)
42d99bda47Sriastradh 	    __printflike(3, 0);
43d99bda47Sriastradh 
44d99bda47Sriastradh ssize_t	read_block(int, void *, size_t);
45*3e40e9d7Sriastradh ssize_t	pread_block(int, void *, size_t, off_t);
46d99bda47Sriastradh void	err_ss(int, const char *) __dead;
47d99bda47Sriastradh void	errx_ss(int, const char *, ...) __printflike(2, 3) __dead;
48d99bda47Sriastradh void	warn_ss(const char *);
49d99bda47Sriastradh void	warnx_ss(const char *, ...) __printflike(1, 2);
50d99bda47Sriastradh void	vwarnx_ss(const char *, va_list) __printflike(1, 0);
516e96c4eaSriastradh void	block_signals(sigset_t *);
526e96c4eaSriastradh void	restore_sigmask(const sigset_t *);
53d99bda47Sriastradh 
54d99bda47Sriastradh #endif	/* VNDCOMPRESS_UTILS_H */
55