output.h revision 90111 
12965Swollman/*-
22965Swollman * Copyright (c) 1991, 1993
32965Swollman *	The Regents of the University of California.  All rights reserved.
42965Swollman *
52965Swollman * This code is derived from software contributed to Berkeley by
62965Swollman * Kenneth Almquist.
72965Swollman *
82965Swollman * Redistribution and use in source and binary forms, with or without
92965Swollman * modification, are permitted provided that the following conditions
102965Swollman * are met:
112965Swollman * 1. Redistributions of source code must retain the above copyright
122965Swollman *    notice, this list of conditions and the following disclaimer.
132965Swollman * 2. Redistributions in binary form must reproduce the above copyright
142965Swollman *    notice, this list of conditions and the following disclaimer in the
152965Swollman *    documentation and/or other materials provided with the distribution.
162965Swollman * 3. All advertising materials mentioning features or use of this software
172965Swollman *    must display the following acknowledgement:
182965Swollman *	This product includes software developed by the University of
192965Swollman *	California, Berkeley and its contributors.
202965Swollman * 4. Neither the name of the University nor the names of its contributors
212965Swollman *    may be used to endorse or promote products derived from this software
222965Swollman *    without specific prior written permission.
232965Swollman *
242965Swollman * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
252965Swollman * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
262965Swollman * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
272965Swollman * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
282965Swollman * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
292965Swollman * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
302965Swollman * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
312965Swollman * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
322965Swollman * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
332965Swollman * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
342965Swollman * SUCH DAMAGE.
352965Swollman *
362965Swollman *	@(#)output.h	8.2 (Berkeley) 5/4/95
372965Swollman * $FreeBSD: head/bin/sh/output.h 90111 2002-02-02 06:50:57Z imp $
382965Swollman */
392965Swollman
402965Swollman#ifndef OUTPUT_INCL
412965Swollman
422965Swollman#ifdef __STDC__
432965Swollman#include <stdarg.h>
442965Swollman#else
452965Swollman#include <varargs.h>
462965Swollman#endif
472965Swollman
482965Swollmanstruct output {
492965Swollman	char *nextc;
502965Swollman	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(char *, int, struct output *);
64void out1str(const char *);
65void out2str(const char *);
66void outstr(const char *, struct output *);
67void emptyoutbuf(struct output *);
68void flushall(void);
69void flushout(struct output *);
70void freestdout(void);
71void outfmt(struct output *, const char *, ...) __printflike(2, 3);
72void out1fmt(const char *, ...) __printflike(1, 2);
73void dprintf(const char *, ...) __printflike(1, 2);
74void fmtstr(char *, int, const char *, ...) __printflike(3, 4);
75void doformat(struct output *, const char *, va_list) __printflike(2, 0);
76int xwrite(int, char *, int);
77
78#define outc(c, file)	(--(file)->nleft < 0? (emptyoutbuf(file), *(file)->nextc++ = (c)) : (*(file)->nextc++ = (c)))
79#define out1c(c)	outc(c, out1);
80#define out2c(c)	outc(c, out2);
81
82#define OUTPUT_INCL
83#endif
84