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 /* 23 * Copyright (c) 1996, by Sun Microsystems, Inc. 24 * All rights reserved. 25 */ 26 27 #pragma ident "%Z%%M% %I% %E% SMI" 28 29 /* 30 * Copyright 1993 by Mortice Kern Systems Inc. All rights reserved. 31 * 32 */ 33 34 #ifdef M_RCSID 35 #ifndef lint 36 static char rcsID[] = "$Id: m_errorx.c 1.9 1995/02/08 15:03:16 rob Exp $"; 37 #endif 38 #endif 39 40 #include <mks.h> 41 #include <errno.h> 42 #include <string.h> 43 44 #ifndef ERRORFN 45 46 #define ERRORFN m_errorexit 47 #define DONE exit(1) 48 49 /* Default error msg routine in library */ 50 M_ERROR(m_errorexit); 51 52 #endif /* ERRORFN */ 53 54 /*f 55 * Print error message with command name and trailing newline. 56 * Leading ! indicates format errno on the end. 57 * The value of errno is restored on completion. 58 */ 59 void 60 ERRORFN(const char *fmt, va_list args) 61 { 62 int saveerrno = errno; 63 int syserr = 0; 64 65 if (_cmdname != NULL) 66 fprintf(stderr, "%s: ", _cmdname); 67 fmt = m_strmsg(fmt); 68 if (*fmt == '!') { 69 fmt++; 70 syserr++; 71 } 72 vfprintf(stderr, fmt, args); 73 if (syserr) { 74 char *str; 75 76 /* Do eprintf-like stuff */ 77 str = strerror(saveerrno); 78 if (*str == '\0') 79 fprintf(stderr, ": errno = %d", saveerrno); 80 else 81 fprintf(stderr,": %s", str); 82 } 83 fputc('\n', stderr); 84 errno = saveerrno; 85 DONE; 86 } 87 88 89