output.h revision 97817
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 97817 2002-06-04 13:13:54Z tjr $ 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 out1qstr(const char *); 62void out2str(const char *); 63void out2qstr(const char *); 64void outstr(const char *, struct output *); 65void outqstr(const char *, struct output *); 66void emptyoutbuf(struct output *); 67void flushall(void); 68void flushout(struct output *); 69void freestdout(void); 70void outfmt(struct output *, const char *, ...) __printflike(2, 3); 71void out1fmt(const char *, ...) __printflike(1, 2); 72void dprintf(const char *, ...) __printflike(1, 2); 73void fmtstr(char *, int, const char *, ...) __printflike(3, 4); 74void doformat(struct output *, const char *, va_list) __printflike(2, 0); 75int xwrite(int, char *, int); 76 77#define outc(c, file) (--(file)->nleft < 0? (emptyoutbuf(file), *(file)->nextc++ = (c)) : (*(file)->nextc++ = (c))) 78#define out1c(c) outc(c, out1); 79#define out2c(c) outc(c, out2); 80 81#define OUTPUT_INCL 82#endif 83