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      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, Version 1.0 only
      6  * (the "License").  You may not use this file except in compliance
      7  * with the License.
      8  *
      9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
     10  * or http://www.opensolaris.org/os/licensing.
     11  * See the License for the specific language governing permissions
     12  * and limitations under the License.
     13  *
     14  * When distributing Covered Code, include this CDDL HEADER in each
     15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
     16  * If applicable, add the following below this CDDL HEADER, with the
     17  * fields enclosed by brackets "[]" replaced with your own identifying
     18  * information: Portions Copyright [yyyy] [name of copyright owner]
     19  *
     20  * CDDL HEADER END
     21  */
     22 #pragma ident	"%Z%%M%	%I%	%E% SMI"
     23 	  /* from UCB 4.1 83/02/10 */
     24 
     25 /*
     26  * Print the name of the signal indicated
     27  * along with the supplied message.
     28  */
     29 #include <sys/types.h>
     30 #include <sys/uio.h>
     31 #include <signal.h>
     32 
     33 extern	char *sys_siglist[];
     34 extern	int strlen();
     35 extern	int writev();
     36 
     37 void
     38 _psignal(sig, s)
     39 	unsigned sig;
     40 	char *s;
     41 {
     42 	struct iovec iov[4];
     43 	register struct iovec *v = iov;
     44 
     45 	if (s && *s) {
     46 		v->iov_base = s;
     47 		v->iov_len = strlen(s);
     48 		v++;
     49 		v->iov_base = ": ";
     50 		v->iov_len = 2;
     51 		v++;
     52 	}
     53 	v->iov_base =
     54 	    (unsigned)sig < NSIG ? sys_siglist[sig] : "Unknown signal";
     55 	v->iov_len = strlen(v->iov_base);
     56 	v++;
     57 	v->iov_base = "\n";
     58 	v->iov_len = 1;
     59 	writev(2, iov, (v - iov) + 1);
     60 }
     61