1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * CDDL HEADER START 3*0Sstevel@tonic-gate * 4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*0Sstevel@tonic-gate * with the License. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*0Sstevel@tonic-gate * See the License for the specific language governing permissions 12*0Sstevel@tonic-gate * and limitations under the License. 13*0Sstevel@tonic-gate * 14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * CDDL HEADER END 21*0Sstevel@tonic-gate */ 22*0Sstevel@tonic-gate /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ 23*0Sstevel@tonic-gate /* All Rights Reserved */ 24*0Sstevel@tonic-gate 25*0Sstevel@tonic-gate 26*0Sstevel@tonic-gate #ident "%Z%%M% %I% %E% SMI" /* SVr4.0 1.9.5.1 */ 27*0Sstevel@tonic-gate /* 28*0Sstevel@tonic-gate * UNIX shell 29*0Sstevel@tonic-gate */ 30*0Sstevel@tonic-gate 31*0Sstevel@tonic-gate #include "defs.h" 32*0Sstevel@tonic-gate 33*0Sstevel@tonic-gate 34*0Sstevel@tonic-gate /* ======== error handling ======== */ 35*0Sstevel@tonic-gate 36*0Sstevel@tonic-gate extern void done(); 37*0Sstevel@tonic-gate 38*0Sstevel@tonic-gate failed(s1, s2) 39*0Sstevel@tonic-gate unsigned char *s1, *s2; 40*0Sstevel@tonic-gate { 41*0Sstevel@tonic-gate prp(); 42*0Sstevel@tonic-gate prs_cntl(s1); 43*0Sstevel@tonic-gate if (s2) 44*0Sstevel@tonic-gate { 45*0Sstevel@tonic-gate prs(colon); 46*0Sstevel@tonic-gate prs(s2); 47*0Sstevel@tonic-gate } 48*0Sstevel@tonic-gate newline(); 49*0Sstevel@tonic-gate exitsh(ERROR); 50*0Sstevel@tonic-gate } 51*0Sstevel@tonic-gate 52*0Sstevel@tonic-gate error(s) 53*0Sstevel@tonic-gate unsigned char *s; 54*0Sstevel@tonic-gate { 55*0Sstevel@tonic-gate failed(s, NIL); 56*0Sstevel@tonic-gate } 57*0Sstevel@tonic-gate 58*0Sstevel@tonic-gate exitsh(xno) 59*0Sstevel@tonic-gate int xno; 60*0Sstevel@tonic-gate { 61*0Sstevel@tonic-gate /* 62*0Sstevel@tonic-gate * Arrive here from `FATAL' errors 63*0Sstevel@tonic-gate * a) exit command, 64*0Sstevel@tonic-gate * b) default trap, 65*0Sstevel@tonic-gate * c) fault with no trap set. 66*0Sstevel@tonic-gate * 67*0Sstevel@tonic-gate * Action is to return to command level or exit. 68*0Sstevel@tonic-gate */ 69*0Sstevel@tonic-gate exitval = xno; 70*0Sstevel@tonic-gate flags |= eflag; 71*0Sstevel@tonic-gate if ((flags & (forcexit | forked | errflg | ttyflg)) != ttyflg) 72*0Sstevel@tonic-gate done(0); 73*0Sstevel@tonic-gate else 74*0Sstevel@tonic-gate { 75*0Sstevel@tonic-gate clearup(); 76*0Sstevel@tonic-gate restore(0); 77*0Sstevel@tonic-gate (void)setb(1); 78*0Sstevel@tonic-gate execbrk = breakcnt = funcnt = 0; 79*0Sstevel@tonic-gate longjmp(errshell, 1); 80*0Sstevel@tonic-gate } 81*0Sstevel@tonic-gate } 82*0Sstevel@tonic-gate 83*0Sstevel@tonic-gate rmtemp(base) 84*0Sstevel@tonic-gate struct ionod *base; 85*0Sstevel@tonic-gate { 86*0Sstevel@tonic-gate while (iotemp > base) 87*0Sstevel@tonic-gate { 88*0Sstevel@tonic-gate unlink(iotemp->ioname); 89*0Sstevel@tonic-gate free(iotemp->iolink); 90*0Sstevel@tonic-gate iotemp = iotemp->iolst; 91*0Sstevel@tonic-gate } 92*0Sstevel@tonic-gate } 93*0Sstevel@tonic-gate 94*0Sstevel@tonic-gate rmfunctmp() 95*0Sstevel@tonic-gate { 96*0Sstevel@tonic-gate while (fiotemp) 97*0Sstevel@tonic-gate { 98*0Sstevel@tonic-gate unlink(fiotemp->ioname); 99*0Sstevel@tonic-gate fiotemp = fiotemp->iolst; 100*0Sstevel@tonic-gate } 101*0Sstevel@tonic-gate } 102*0Sstevel@tonic-gate 103*0Sstevel@tonic-gate failure(s1, s2) 104*0Sstevel@tonic-gate unsigned char *s1, *s2; 105*0Sstevel@tonic-gate { 106*0Sstevel@tonic-gate prp(); 107*0Sstevel@tonic-gate prs_cntl(s1); 108*0Sstevel@tonic-gate if (s2) 109*0Sstevel@tonic-gate { 110*0Sstevel@tonic-gate prs(colon); 111*0Sstevel@tonic-gate prs(s2); 112*0Sstevel@tonic-gate } 113*0Sstevel@tonic-gate newline(); 114*0Sstevel@tonic-gate 115*0Sstevel@tonic-gate if (flags & errflg) 116*0Sstevel@tonic-gate exitsh(ERROR); 117*0Sstevel@tonic-gate 118*0Sstevel@tonic-gate flags |= eflag; 119*0Sstevel@tonic-gate exitval = ERROR; 120*0Sstevel@tonic-gate exitset(); 121*0Sstevel@tonic-gate } 122