output.h revision 75577 
1/*-
2 * Copyright (c) 1991, 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 * Kenneth Almquist.
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 * 3. All advertising materials mentioning features or use of this software
17 *    must display the following acknowledgement:
18 *	This product includes software developed by the University of
19 *	California, Berkeley and its contributors.
20 * 4. Neither the name of the University nor the names of its contributors
21 *    may be used to endorse or promote products derived from this software
22 *    without specific prior written permission.
23 *
24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 * SUCH DAMAGE.
35 *
36 *	@(#)output.h	8.2 (Berkeley) 5/4/95
37 * $FreeBSD: head/bin/sh/output.h 75577 2001-04-17 07:46:38Z kris $
38 */
39
40#ifndef OUTPUT_INCL
41
42#ifdef __STDC__
43#include <stdarg.h>
44#else
45#include <varargs.h>
46#endif
47
48struct output {
49	char *nextc;
50	int nleft;
51	char *buf;
52	int bufsize;
53	short fd;
54	short flags;
55};
56
57extern struct output output;
58extern struct output errout;
59extern struct output memout;
60extern struct output *out1;
61extern struct output *out2;
62
63void open_mem __P((char *, int, struct output *));
64void out1str __P((const char *));
65void out2str __P((const char *));
66void outstr __P((const char *, struct output *));
67void emptyoutbuf __P((struct output *));
68void flushall __P((void));
69void flushout __P((struct output *));
70void freestdout __P((void));
71void outfmt __P((struct output *, const char *, ...)) __printflike(2, 3);
72void out1fmt __P((const char *, ...)) __printflike(1, 2);
73void dprintf __P((const char *, ...)) __printflike(1, 2);
74void fmtstr __P((char *, int, const char *, ...)) __printflike(3, 4);
75void doformat __P((struct output *, const char *, va_list)) __printflike(2, 0);
76int xwrite __P((int, char *, int));
77int xioctl __P((int, unsigned long, char *));
78
79#define outc(c, file)	(--(file)->nleft < 0? (emptyoutbuf(file), *(file)->nextc++ = (c)) : (*(file)->nextc++ = (c)))
80#define out1c(c)	outc(c, out1);
81#define out2c(c)	outc(c, out2);
82
83#define OUTPUT_INCL
84#endif
85