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126 lines
3.4 KiB
C
126 lines
3.4 KiB
C
/*
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* Copyright (c) 1988, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef lint
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static const char copyright[] =
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"@(#) Copyright (c) 1988, 1993\n\
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The Regents of the University of California. All rights reserved.\n";
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#endif /* not lint */
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#ifndef lint
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#if 0
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static char sccsid[] = "@(#)size.c 8.2 (Berkeley) 12/9/93";
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#endif
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static const char rcsid[] =
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"$FreeBSD$";
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#endif /* not lint */
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#include <sys/param.h>
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#include <sys/file.h>
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#include <err.h>
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#include <a.out.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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int show __P((int, char *));
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static void usage __P((void));
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int
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main(argc, argv)
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int argc;
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char *argv[];
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{
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int ch, eval;
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while ((ch = getopt(argc, argv, "")) != -1)
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switch(ch) {
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case '?':
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default:
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usage();
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}
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argc -= optind;
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argv += optind;
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eval = 0;
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if (*argv)
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do {
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eval |= show(argc, *argv);
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} while (*++argv);
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else
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eval |= show(1, "a.out");
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exit(eval);
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}
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int
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show(count, name)
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int count;
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char *name;
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{
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static int first = 1;
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struct exec head;
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u_long total;
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int fd;
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if ((fd = open(name, O_RDONLY, 0)) < 0) {
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warn("%s", name);
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return (1);
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}
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if (read(fd, &head, sizeof(head)) != sizeof(head) || N_BADMAG(head)) {
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(void)close(fd);
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warnx("%s: not in a.out format", name);
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return (1);
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}
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(void)close(fd);
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if (first) {
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first = 0;
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(void)printf("text\tdata\tbss\tdec\thex\n");
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}
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total = head.a_text + head.a_data + head.a_bss;
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(void)printf("%lu\t%lu\t%lu\t%lu\t%lx", (u_long)head.a_text,
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(u_long)head.a_data, (u_long)head.a_bss, total, total);
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if (count > 1)
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(void)printf("\t%s", name);
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(void)printf("\n");
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return (0);
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}
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static void
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usage()
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{
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(void)fprintf(stderr, "usage: size [file ...]\n");
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exit(1);
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}
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