Annotation of src/usr.bin/hexdump/hexdump.c, Revision 1.2
1.1 deraadt 1: /*
2: * Copyright (c) 1989 The Regents of the University of California.
3: * 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. All advertising materials mentioning features or use of this software
14: * must display the following acknowledgement:
15: * This product includes software developed by the University of
16: * California, Berkeley and its contributors.
17: * 4. Neither the name of the University nor the names of its contributors
18: * may be used to endorse or promote products derived from this software
19: * without specific prior written permission.
20: *
21: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31: * SUCH DAMAGE.
32: */
33:
34: #ifndef lint
35: char copyright[] =
36: "@(#) Copyright (c) 1989 The Regents of the University of California.\n\
37: All rights reserved.\n";
38: #endif /* not lint */
39:
40: #ifndef lint
41: /*static char sccsid[] = "from: @(#)hexdump.c 5.5 (Berkeley) 6/1/90";*/
1.2 ! deraadt 42: static char rcsid[] = "$Id: hexdump.c,v 1.1.1.1 1995/10/18 08:45:23 deraadt Exp $";
1.1 deraadt 43: #endif /* not lint */
44:
45: #include <sys/types.h>
46: #include <stdio.h>
47: #include "hexdump.h"
48:
49: FS *fshead; /* head of format strings */
50: int blocksize; /* data block size */
51: int exitval; /* final exit value */
52: int length = -1; /* max bytes to read */
53:
54: main(argc, argv)
55: int argc;
56: char **argv;
57: {
58: register FS *tfs;
1.2 ! deraadt 59: char *p;
1.1 deraadt 60:
1.2 ! deraadt 61: if (!(p = strrchr(argv[0], 'o')) || strcmp(p, "od"))
1.1 deraadt 62: newsyntax(argc, &argv);
63: else
64: oldsyntax(argc, &argv);
65:
66: /* figure out the data block size */
67: for (blocksize = 0, tfs = fshead; tfs; tfs = tfs->nextfs) {
68: tfs->bcnt = size(tfs);
69: if (blocksize < tfs->bcnt)
70: blocksize = tfs->bcnt;
71: }
72: /* rewrite the rules, do syntax checking */
73: for (tfs = fshead; tfs; tfs = tfs->nextfs)
74: rewrite(tfs);
75:
76: (void)next(argv);
77: display();
78: exit(exitval);
79: }