asa.c revision 96627 
1/*	$NetBSD: asa.c,v 1.11 1997/09/20 14:55:00 lukem Exp $	*/
2
3/*
4 * Copyright (c) 1993,94 Winning Strategies, Inc.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 * 3. All advertising materials mentioning features or use of this software
16 *    must display the following acknowledgement:
17 *      This product includes software developed by Winning Strategies, Inc.
18 * 4. The name of the author may not be used to endorse or promote products
19 *    derived from this software without specific prior written permission
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
22 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
23 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
24 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
26 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
30 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 */
32
33#include <sys/cdefs.h>
34#if 0
35#ifndef lint
36__RCSID("$NetBSD: asa.c,v 1.11 1997/09/20 14:55:00 lukem Exp $");
37#endif
38#endif
39__FBSDID("$FreeBSD: head/usr.bin/asa/asa.c 96627 2002-05-15 03:10:17Z tjr $");
40
41#include <err.h>
42#include <stdio.h>
43#include <stdlib.h>
44
45static void asa(FILE *);
46
47int
48main(int argc, char *argv[])
49{
50	FILE *fp;
51
52	/* skip progname */
53	argv++;
54
55        fp = stdin;
56        do {
57                if (*argv != NULL) {
58                        if ((fp = fopen(*argv, "r")) == NULL) {
59				warn("%s", *argv);
60				continue;
61                        }
62                }
63                asa(fp);
64                if (fp != stdin)
65                        (void)fclose(fp);
66        } while (*argv++ != NULL);
67
68	exit(0);
69}
70
71static void
72asa(FILE *f)
73{
74	size_t len;
75	char *buf;
76
77	if ((buf = fgetln(f, &len)) != NULL) {
78		if (buf[len - 1] == '\n')
79			buf[--len] = '\0';
80		/* special case the first line */
81		switch (buf[0]) {
82		case '0':
83			putchar('\n');
84			break;
85		case '1':
86			putchar('\f');
87			break;
88		}
89
90		if (len > 1 && buf[0] && buf[1])
91			printf("%.*s", (int)(len - 1), buf + 1);
92
93		while ((buf = fgetln(f, &len)) != NULL) {
94			if (buf[len - 1] == '\n')
95				buf[--len] = '\0';
96			switch (buf[0]) {
97			default:
98			case ' ':
99				putchar('\n');
100				break;
101			case '0':
102				putchar('\n');
103				putchar('\n');
104				break;
105			case '1':
106				putchar('\f');
107				break;
108			case '+':
109				putchar('\r');
110				break;
111			}
112
113			if (len > 1 && buf[0] && buf[1])
114				printf("%.*s", (int)(len - 1), buf + 1);
115		}
116
117		putchar('\n');
118	}
119}
120