xref: /netbsd/bin/sh/output.h (revision c4a72b64)
1 /*	$NetBSD: output.h,v 1.16 2002/11/24 22:35:42 christos 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. All advertising materials mentioning features or use of this software
19  *    must display the following acknowledgement:
20  *	This product includes software developed by the University of
21  *	California, Berkeley and its contributors.
22  * 4. Neither the name of the University nor the names of its contributors
23  *    may be used to endorse or promote products derived from this software
24  *    without specific prior written permission.
25  *
26  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
27  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
28  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
29  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
30  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
31  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
32  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
33  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
34  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
35  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
36  * SUCH DAMAGE.
37  *
38  *	@(#)output.h	8.2 (Berkeley) 5/4/95
39  */
40 
41 #ifndef OUTPUT_INCL
42 
43 #include <stdarg.h>
44 
45 struct output {
46 	char *nextc;
47 	int nleft;
48 	char *buf;
49 	int bufsize;
50 	short fd;
51 	short flags;
52 };
53 
54 extern struct output output;
55 extern struct output errout;
56 extern struct output memout;
57 extern struct output *out1;
58 extern struct output *out2;
59 
60 void open_mem(char *, int, struct output *);
61 void out1str(const char *);
62 void out2str(const char *);
63 void outstr(const char *, struct output *);
64 void emptyoutbuf(struct output *);
65 void flushall(void);
66 void flushout(struct output *);
67 void freestdout(void);
68 void outfmt(struct output *, const char *, ...)
69     __attribute__((__format__(__printf__,2,3)));
70 void out1fmt(const char *, ...)
71     __attribute__((__format__(__printf__,1,2)));
72 void dprintf(const char *, ...)
73     __attribute__((__format__(__printf__,1,2)));
74 void fmtstr(char *, size_t, const char *, ...)
75     __attribute__((__format__(__printf__,3,4)));
76 void doformat(struct output *, const char *, va_list);
77 int xwrite(int, char *, int);
78 int xioctl(int, unsigned long, char *);
79 
80 #define outc(c, file)	(--(file)->nleft < 0? (emptyoutbuf(file), *(file)->nextc++ = (c)) : (*(file)->nextc++ = (c)))
81 #define out1c(c)	outc(c, out1);
82 #define out2c(c)	outc(c, out2);
83 
84 #define OUTPUT_INCL
85 #endif
86