output.h revision 90832 
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 90832 2002-02-18 06:08:23Z imp $
38 */
39
40#ifndef OUTPUT_INCL
41
42#include <stdarg.h>
43
44struct output {
45	char *nextc;
46	int nleft;
47	char *buf;
48	int bufsize;
49	short fd;
50	short flags;
51};
52
53extern struct output output;
54extern struct output errout;
55extern struct output memout;
56extern struct output *out1;
57extern struct output *out2;
58
59void open_mem(char *, int, struct output *);
60void out1str(const char *);
61void out2str(const char *);
62void outstr(const char *, struct output *);
63void emptyoutbuf(struct output *);
64void flushall(void);
65void flushout(struct output *);
66void freestdout(void);
67void outfmt(struct output *, const char *, ...) __printflike(2, 3);
68void out1fmt(const char *, ...) __printflike(1, 2);
69void dprintf(const char *, ...) __printflike(1, 2);
70void fmtstr(char *, int, const char *, ...) __printflike(3, 4);
71void doformat(struct output *, const char *, va_list) __printflike(2, 0);
72int xwrite(int, char *, int);
73
74#define outc(c, file)	(--(file)->nleft < 0? (emptyoutbuf(file), *(file)->nextc++ = (c)) : (*(file)->nextc++ = (c)))
75#define out1c(c)	outc(c, out1);
76#define out2c(c)	outc(c, out2);
77
78#define OUTPUT_INCL
79#endif
80