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 /* 24 * Copyright 1990 Sun Microsystems, Inc. All rights reserved. 25 * Use is subject to license terms. 26 */ 27 28 /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ 29 /* All Rights Reserved */ 30 31 32 #pragma ident "%Z%%M% %I% %E% SMI" 33 /* 34 * UNIX shell 35 */ 36 37 #include "defs.h" 38 39 40 /* ======== error handling ======== */ 41 42 void 43 failed(unsigned char *s1, const char *s2) 44 { 45 prp(); 46 prs_cntl(s1); 47 if (s2) { 48 prs(colon); 49 prs((unsigned char *)s2); 50 } 51 newline(); 52 exitsh(ERROR); 53 } 54 55 void 56 error(unsigned char *s) 57 { 58 failed(s, (const char *)NIL); 59 } 60 61 void 62 exitsh(int xno) 63 { 64 /* 65 * Arrive here from `FATAL' errors 66 * a) exit command, 67 * b) default trap, 68 * c) fault with no trap set. 69 * 70 * Action is to return to command level or exit. 71 */ 72 exitval = xno; 73 flags |= eflag; 74 if ((flags & (forcexit | forked | errflg | ttyflg)) != ttyflg) 75 done(0); 76 else 77 { 78 clearup(); 79 restore(0); 80 (void) setb(1); 81 execbrk = breakcnt = funcnt = 0; 82 longjmp(errshell, 1); 83 } 84 } 85 86 void 87 rmtemp(struct ionod *base) 88 { 89 while (iotemp > base) { 90 unlink(iotemp->ioname); 91 free(iotemp->iolink); 92 iotemp = iotemp->iolst; 93 } 94 } 95 96 void 97 rmfunctmp(void) 98 { 99 while (fiotemp) { 100 unlink(fiotemp->ioname); 101 fiotemp = fiotemp->iolst; 102 } 103 } 104 105 void 106 failure(unsigned char *s1, unsigned char *s2) 107 { 108 prp(); 109 prs_cntl(s1); 110 if (s2) { 111 prs(colon); 112 prs(s2); 113 } 114 newline(); 115 116 if (flags & errflg) 117 exitsh(ERROR); 118 119 flags |= eflag; 120 exitval = ERROR; 121 exitset(); 122 } 123