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 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