xref: /dragonfly/contrib/nvi2/catalog/dump.c (revision e0eb7cf0)
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 #include <ctype.h>
31 #include <stdio.h>
32 
33 static void
34 parse(FILE *fp)
35 {
36 	int ch, s1, s2, s3;
37 
38 #define	TESTD(s) {							\
39 	if ((s = getc(fp)) == EOF)					\
40 		return;							\
41 	if (!isdigit(s))						\
42 		continue;						\
43 }
44 #define	TESTP {								\
45 	if ((ch = getc(fp)) == EOF)					\
46 		return;							\
47 	if (ch != '|')							\
48 		continue;						\
49 }
50 #define	MOVEC(t) {							\
51 	do {								\
52 		if ((ch = getc(fp)) == EOF)				\
53 			return;						\
54 	} while (ch != (t));						\
55 }
56 	for (;;) {
57 		MOVEC('"');
58 		TESTD(s1);
59 		TESTD(s2);
60 		TESTD(s3);
61 		TESTP;
62 		putchar('"');
63 		putchar(s1);
64 		putchar(s2);
65 		putchar(s3);
66 		putchar('|');
67 		for (;;) {		/* dump to end quote. */
68 			if ((ch = getc(fp)) == EOF)
69 				return;
70 			putchar(ch);
71 			if (ch == '"')
72 				break;
73 			if (ch == '\\') {
74 				if ((ch = getc(fp)) == EOF)
75 					return;
76 				putchar(ch);
77 			}
78 		}
79 		putchar('\n');
80 	}
81 }
82 
83 int
84 main(int argc, char *argv[])
85 {
86 	FILE *fp;
87 
88 	for (; *argv != NULL; ++argv) {
89 		if ((fp = fopen(*argv, "r")) == NULL) {
90 			perror(*argv);
91 			return (1);
92 		}
93 		parse(fp);
94 		(void)fclose(fp);
95 	}
96 	return (0);
97 }
98