psignal.c revision 56698
1190214Srpaulo/* 2190214Srpaulo * Copyright (c) 1983, 1993 3190214Srpaulo * The Regents of the University of California. All rights reserved. 4190214Srpaulo * 5190214Srpaulo * Redistribution and use in source and binary forms, with or without 6190214Srpaulo * modification, are permitted provided that the following conditions 7190214Srpaulo * are met: 8190214Srpaulo * 1. Redistributions of source code must retain the above copyright 9190214Srpaulo * notice, this list of conditions and the following disclaimer. 10190214Srpaulo * 2. Redistributions in binary form must reproduce the above copyright 11190214Srpaulo * notice, this list of conditions and the following disclaimer in the 12190214Srpaulo * documentation and/or other materials provided with the distribution. 13190214Srpaulo * 3. All advertising materials mentioning features or use of this software 14190214Srpaulo * must display the following acknowledgement: 15190214Srpaulo * This product includes software developed by the University of 16190214Srpaulo * California, Berkeley and its contributors. 17190214Srpaulo * 4. Neither the name of the University nor the names of its contributors 18190214Srpaulo * may be used to endorse or promote products derived from this software 19190214Srpaulo * without specific prior written permission. 20190214Srpaulo * 21190214Srpaulo * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22190214Srpaulo * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23190214Srpaulo * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24190214Srpaulo * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25190214Srpaulo * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26190214Srpaulo * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27190214Srpaulo * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28190214Srpaulo * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29190214Srpaulo * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30190214Srpaulo * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31190214Srpaulo * SUCH DAMAGE. 32190214Srpaulo * 33190214Srpaulo * $FreeBSD: head/lib/libc/gen/psignal.c 56698 2000-01-27 23:07:25Z jasone $ 34190214Srpaulo */ 35190214Srpaulo 36190214Srpaulo#if defined(LIBC_SCCS) && !defined(lint) 37190214Srpaulostatic char sccsid[] = "@(#)psignal.c 8.1 (Berkeley) 6/4/93"; 38190214Srpaulo#endif /* LIBC_SCCS and not lint */ 39190214Srpaulo 40190214Srpaulo/* 41190214Srpaulo * Print the name of the signal indicated 42190214Srpaulo * along with the supplied message. 43190214Srpaulo */ 44190214Srpaulo#include <signal.h> 45190214Srpaulo#include <string.h> 46190214Srpaulo#include <unistd.h> 47190214Srpaulo 48190214Srpaulovoid 49190214Srpaulopsignal(sig, s) 50190214Srpaulo unsigned int sig; 51190214Srpaulo const char *s; 52190214Srpaulo{ 53190214Srpaulo register const char *c; 54190214Srpaulo 55190214Srpaulo if (sig < NSIG) 56190214Srpaulo c = sys_siglist[sig]; 57190214Srpaulo else 58190214Srpaulo c = "Unknown signal"; 59190214Srpaulo if (s != NULL && *s != '\0') { 60190214Srpaulo (void)_write(STDERR_FILENO, s, strlen(s)); 61190214Srpaulo (void)_write(STDERR_FILENO, ": ", 2); 62190214Srpaulo } 63190214Srpaulo (void)_write(STDERR_FILENO, c, strlen(c)); 64190214Srpaulo (void)_write(STDERR_FILENO, "\n", 1); 65190214Srpaulo} 66190214Srpaulo