1 /*
2  * Copyright (c) 1983 Eric P. Allman
3  * Copyright (c) 1988 Regents of the University of California.
4  * All rights reserved.
5  *
6  * Redistribution and use in source and binary forms are permitted
7  * provided that the above copyright notice and this paragraph are
8  * duplicated in all such forms and that any documentation,
9  * advertising materials, and other materials related to such
10  * distribution and use acknowledge that the software was developed
11  * by the University of California, Berkeley.  The name of the
12  * University may not be used to endorse or promote products derived
13  * from this software without specific prior written permission.
14  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
15  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
16  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
17  */
18 
19 #ifndef lint
20 char copyright[] =
21 "@(#) Copyright (c) 1988 Regents of the University of California.\n\
22  All rights reserved.\n";
23 #endif /* not lint */
24 
25 #ifndef lint
26 static char sccsid[] = "@(#)praliases.c	5.4 (Berkeley) 06/29/88";
27 #endif /* not lint */
28 
29 #include <sendmail.h>
30 
31 typedef struct {
32 	char *dptr;
33 	int dsize;
34 } datum;
35 
36 
37 main(argc, argv)
38 	char **argv;
39 {
40 	extern char *optarg;
41 	extern int optind;
42 	static char *filename = "/usr/lib/aliases";
43 	datum content, key, firstkey(), nextkey(), fetch();
44 	int ch;
45 
46 	while ((ch = getopt(argc, argv, "f:")) != EOF)
47 		switch((char)ch) {
48 		case 'f':
49 			filename = optarg;
50 			break;
51 		case '?':
52 		default:
53 			fputs("usage: praliases [-f file]\n", stderr);
54 			exit(EX_USAGE);
55 		}
56 	argc -= optind;
57 	argv += optind;
58 
59 	if (dbminit(filename) < 0)
60 		exit(EX_OSFILE);
61 	if (!argc)
62 		for (key = firstkey(); key.dptr; key = nextkey(key)) {
63 			content = fetch(key);
64 			printf("%s:%s\n", key.dptr, content.dptr);
65 		}
66 	else for (; *argv; ++argv) {
67 		key.dptr = *argv;
68 		key.dsize = strlen(*argv) + 1;
69 		content = fetch(key);
70 		if (!content.dptr)
71 			printf("%s: No such key\n", key.dptr);
72 		else
73 			printf("%s:%s\n", key.dptr, content.dptr);
74 	}
75 	exit(EX_OK);
76 }
77