1/*	$NetBSD: output.h,v 1.17 2003/08/07 09:05:36 agc Exp $	*/
2
3/*-
4 * Copyright (c) 1991, 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 * Kenneth Almquist.
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 *	@(#)output.h	8.2 (Berkeley) 5/4/95
35 */
36
37#ifndef OUTPUT_INCL
38
39#include <stdarg.h>
40
41struct output {
42	char *nextc;
43	int nleft;
44	char *buf;
45	int bufsize;
46	short fd;
47	short flags;
48};
49
50extern struct output output;
51extern struct output errout;
52extern struct output memout;
53extern struct output *out1;
54extern struct output *out2;
55
56void open_mem(char *, int, struct output *);
57void out1str(const char *);
58void out2str(const char *);
59void outstr(const char *, struct output *);
60void emptyoutbuf(struct output *);
61void flushall(void);
62void flushout(struct output *);
63void freestdout(void);
64void outfmt(struct output *, const char *, ...)
65    __attribute__((__format__(__printf__,2,3)));
66void out1fmt(const char *, ...)
67    __attribute__((__format__(__printf__,1,2)));
68void dprintf(const char *, ...)
69    __attribute__((__format__(__printf__,1,2)));
70void fmtstr(char *, size_t, const char *, ...)
71    __attribute__((__format__(__printf__,3,4)));
72void doformat(struct output *, const char *, va_list);
73int xwrite(int, char *, int);
74int xioctl(int, unsigned long, char *);
75
76#define outc(c, file)	(--(file)->nleft < 0? (emptyoutbuf(file), *(file)->nextc++ = (c)) : (*(file)->nextc++ = (c)))
77#define out1c(c)	outc(c, out1);
78#define out2c(c)	outc(c, out2);
79
80#define OUTPUT_INCL
81#endif
82