xref: /freebsd/contrib/nvi/catalog/dump.c (revision 193d9e768ba63fcfb187cfd17f461f7d41345048)
1 /*-
2  * Copyright (c) 1992, 1993, 1994
3  *	The Regents of the University of California.  All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  * 3. Neither the name of the University nor the names of its contributors
14  *    may be used to endorse or promote products derived from this software
15  *    without specific prior written permission.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27  * SUCH DAMAGE.
28  */
29 
30 #ifndef lint
31 static char sccsid[] = "@(#)dump.c	8.1 (Berkeley) 8/31/94";
32 #endif /* not lint */
33 
34 #include <ctype.h>
35 #include <stdio.h>
36 
37 static void
38 parse(FILE *fp)
39 {
40 	int ch, s1, s2, s3;
41 
42 #define	TESTD(s) {							\
43 	if ((s = getc(fp)) == EOF)					\
44 		return;							\
45 	if (!isdigit(s))						\
46 		continue;						\
47 }
48 #define	TESTP {								\
49 	if ((ch = getc(fp)) == EOF)					\
50 		return;							\
51 	if (ch != '|')							\
52 		continue;						\
53 }
54 #define	MOVEC(t) {							\
55 	do {								\
56 		if ((ch = getc(fp)) == EOF)				\
57 			return;						\
58 	} while (ch != (t));						\
59 }
60 	for (;;) {
61 		MOVEC('"');
62 		TESTD(s1);
63 		TESTD(s2);
64 		TESTD(s3);
65 		TESTP;
66 		putchar('"');
67 		putchar(s1);
68 		putchar(s2);
69 		putchar(s3);
70 		putchar('|');
71 		for (;;) {		/* dump to end quote. */
72 			if ((ch = getc(fp)) == EOF)
73 				return;
74 			putchar(ch);
75 			if (ch == '"')
76 				break;
77 			if (ch == '\\') {
78 				if ((ch = getc(fp)) == EOF)
79 					return;
80 				putchar(ch);
81 			}
82 		}
83 		putchar('\n');
84 	}
85 }
86 
87 int
88 main(int argc, char *argv[])
89 {
90 	FILE *fp;
91 
92 	for (; *argv != NULL; ++argv) {
93 		if ((fp = fopen(*argv, "r")) == NULL) {
94 			perror(*argv);
95 			return (1);
96 		}
97 		parse(fp);
98 		(void)fclose(fp);
99 	}
100 	return (0);
101 }
102