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authorRodney W. Grimes <rgrimes@FreeBSD.org>1994-05-26 06:18:55 +0000
committerRodney W. Grimes <rgrimes@FreeBSD.org>1994-05-26 06:18:55 +0000
commit4b88c807ea9c629dc5691abc7e3cac9ea0d776dd (patch)
treea0ed2782ab2ff5ad5db9841d4dc4cd101011351e /bin/kill/kill.c
parent02fab103c2c95a70fba081eca1f9c05e6665b872 (diff)
downloadsrc-4b88c807ea9c629dc5691abc7e3cac9ea0d776dd.tar.gz
src-4b88c807ea9c629dc5691abc7e3cac9ea0d776dd.zip
BSD 4.4 Lite bin Sources
Notes
Notes: svn path=/head/; revision=1556
Diffstat (limited to 'bin/kill/kill.c')
-rw-r--r--bin/kill/kill.c144
1 files changed, 144 insertions, 0 deletions
diff --git a/bin/kill/kill.c b/bin/kill/kill.c
new file mode 100644
index 000000000000..00daeafd54dd
--- /dev/null
+++ b/bin/kill/kill.c
@@ -0,0 +1,144 @@
+/*
+ * Copyright (c) 1988, 1993, 1994
+ * The 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
+static char copyright[] =
+"@(#) Copyright (c) 1988, 1993, 1994\n\
+ The Regents of the University of California. All rights reserved.\n";
+#endif /* not lint */
+
+#ifndef lint
+static char sccsid[] = "@(#)kill.c 8.3 (Berkeley) 4/2/94";
+#endif /* not lint */
+
+#include <ctype.h>
+#include <err.h>
+#include <errno.h>
+#include <signal.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+void nosig __P((char *));
+void printsig __P((FILE *));
+void usage __P((void));
+
+int
+main(argc, argv)
+ int argc;
+ char *argv[];
+{
+ const char *const *p;
+ int errors, numsig, pid;
+ 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 (numsig = NSIG, p = sys_signame + 1; --numsig; ++p)
+ if (!strcasecmp(*p, *argv)) {
+ numsig = p - sys_signame;
+ break;
+ }
+ if (!numsig)
+ nosig(*argv);
+ } else if (isdigit(**argv)) {
+ numsig = strtol(*argv, &ep, 10);
+ if (!*argv || *ep)
+ errx(1, "illegal signal number: %s", *argv);
+ 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) {
+ warnx("illegal process id: %s", *argv);
+ errors = 1;
+ } else if (kill(pid, numsig) == -1) {
+ warn("%s", *argv);
+ errors = 1;
+ }
+ }
+ exit(errors);
+}
+
+void
+nosig(name)
+ char *name;
+{
+
+ warnx("unknown signal %s; valid signals:", name);
+ printsig(stderr);
+ exit(1);
+}
+
+void
+printsig(fp)
+ FILE *fp;
+{
+ const char *const *p;
+ int cnt;
+
+ for (cnt = NSIG, p = sys_signame + 1; --cnt; ++p) {
+ (void)fprintf(fp, "%s ", *p);
+ if (cnt == NSIG / 2)
+ (void)fprintf(fp, "\n");
+ }
+ (void)fprintf(fp, "\n");
+}
+
+void
+usage()
+{
+
+ (void)fprintf(stderr, "usage: kill [-l] [-sig] pid ...\n");
+ exit(1);
+}