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- /*
- * Copyright (c) 1988 Regents of the University of California.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
- #ifndef lint
- char copyright[] =
- "@(#) Copyright (c) 1988 Regents of the University of California.\n\
- All rights reserved.\n";
- #endif /* not lint */
-
- #ifndef lint
- static char sccsid[] = "@(#)kill.c 5.3 (Berkeley) 7/1/91";
- #endif /* not lint */
-
- #include <signal.h>
- #include <errno.h>
- #include <stdio.h>
- #include <stdlib.h>
- #include <string.h>
- #include <ctype.h>
-
- static char *signals[] = {
- "hup", "int", "quit", "ill", "trap", "iot", /* 1 - 6 */
- "emt", "fpe", "kill", "bus", "segv", "sys", /* 7 - 12 */
- "pipe", "alrm", "term", "urg", "stop", "tstp", /* 13 - 18 */
- "cont", "chld", "ttin", "ttou", "io", "xcpu", /* 19 - 24 */
- "xfsz", "vtalrm", "prof", "winch", "info", "usr1", /* 25 - 30 */
- "usr2", NULL, /* 31 - 32 */
- };
-
- main(argc, argv)
- int argc;
- char **argv;
- {
- register int errors, numsig, pid;
- register char **p;
- char *ep;
-
- if (argc < 2)
- usage();
-
- if (!strcmp(*++argv, "-l")) {
- printsig(stdout);
- exit(0);
- }
-
- numsig = SIGTERM;
- if (**argv == '-') {
- ++*argv;
- if (isalpha(**argv)) {
- if (!strncasecmp(*argv, "sig", 3))
- *argv += 3;
- for (p = signals;; ++p) {
- if (!*p)
- nosig(*argv);
- if (!strcasecmp(*p, *argv)) {
- numsig = p - signals + 1;
- break;
- }
- }
- } else if (isdigit(**argv)) {
- numsig = strtol(*argv, &ep, 10);
- if (!*argv || *ep) {
- (void)fprintf(stderr,
- "kill: illegal signal number %s\n", *argv);
- exit(1);
- }
- if (numsig <= 0 || numsig > NSIG)
- nosig(*argv);
- } else
- nosig(*argv);
- ++argv;
- }
-
- if (!*argv)
- usage();
-
- for (errors = 0; *argv; ++argv) {
- pid = strtol(*argv, &ep, 10);
- if (!*argv || *ep) {
- (void)fprintf(stderr,
- "kill: illegal process id %s\n", *argv);
- continue;
- }
- if (kill(pid, numsig) == -1) {
- (void)fprintf(stderr,
- "kill: %s: %s\n", *argv, strerror(errno));
- errors = 1;
- }
- }
- exit(errors);
- }
-
- nosig(name)
- char *name;
- {
- (void)fprintf(stderr,
- "kill: unknown signal %s; valid signals:\n", name);
- printsig(stderr);
- exit(1);
- }
-
- printsig(fp)
- FILE *fp;
- {
- register char **p;
-
- for (p = signals; *p; ++p) {
- (void)fprintf(fp, "%s ", *p);
- if ((p - signals) == NSIG / 2 - 1)
- (void)fprintf(fp, "\n");
- }
- (void)fprintf(fp, "\n");
- }
-
- usage()
- {
- (void)fprintf(stderr, "usage: kill [-l] [-sig] pid ...\n");
- exit(1);
- }
-