1 /*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21
22 /*
23 * Copyright 2008 Sun Microsystems, Inc. All rights reserved.
24 * Use is subject to license terms.
25 */
26
27 /* Copyright (c) 1988 AT&T */
28 /* All Rights Reserved */
29
30 /*
31 * University Copyright- Copyright (c) 1982, 1986, 1988
32 * The Regents of the University of California
33 * All Rights Reserved
34 *
35 * University Acknowledgment- Portions of this document are derived from
36 * software developed by the University of California, Berkeley, and its
37 * contributors.
38 */
39
40 /*
41 * Print the name of the signal indicated by "sig", along with the
42 * supplied message
43 */
44
45 #pragma weak _psignal = psignal
46
47 #include "lint.h"
48 #include "_libc_gettext.h"
49 #include <sys/types.h>
50 #include <stdio.h>
51 #include <unistd.h>
52 #include <string.h>
53 #include <signal.h>
54 #include <siginfo.h>
55
56 #define strsignal(i) (_libc_gettext(_sys_siglistp[i]))
57
58 void
psignal(int sig,const char * s)59 psignal(int sig, const char *s)
60 {
61 char *c;
62 size_t n = 0;
63 char buf[256];
64
65 if (sig < 0 || sig >= NSIG)
66 sig = 0;
67 c = strsignal(sig);
68 if (s != NULL)
69 n = strlen(s);
70 if (n != 0) {
71 (void) snprintf(buf, sizeof (buf), "%s: %s\n", s, c);
72 } else {
73 (void) snprintf(buf, sizeof (buf), "%s\n", c);
74 }
75 (void) write(2, buf, strlen(buf));
76 }
77