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 1997 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 /* Copyright (c) 1988 AT&T */ 28 /* All Rights Reserved */ 29 30 /* 31 * University Copyright- Copyright (c) 1982, 1986, 1988 32 * The Regents of the University of California 33 * All Rights Reserved 34 * 35 * University Acknowledgment- Portions of this document are derived from 36 * software developed by the University of California, Berkeley, and its 37 * contributors. 38 */ 39 40 /*LINTLIBRARY*/ 41 42 #include <sys/types.h> 43 #include <stdlib.h> 44 #include <signal.h> 45 #include "curses_inc.h" 46 47 48 /* handle stop and start signals */ 49 50 #ifdef SIGTSTP 51 void 52 _tstp(int dummy) 53 { 54 #ifdef DEBUG 55 if (outf) 56 (void) fflush(outf); 57 #endif /* DEBUG */ 58 curscr->_attrs = A_ATTRIBUTES; 59 (void) endwin(); 60 (void) fflush(stdout); 61 (void) kill(0, SIGTSTP); 62 (void) signal(SIGTSTP, _tstp); 63 (void) fixterm(); 64 /* changed ehr3 SP->doclear = 1; */ 65 curscr->_clear = TRUE; 66 (void) wrefresh(curscr); 67 } 68 #endif /* SIGTSTP */ 69 70 void 71 _ccleanup(int signo) 72 { 73 (void) signal(signo, SIG_IGN); 74 75 /* 76 * Fake curses into thinking that all attributes are on so that 77 * endwin will turn them off since the < BREAK > key may have 78 * interrupted the sequence to turn them off. 79 */ 80 81 curscr->_attrs = A_ATTRIBUTES; 82 (void) endwin(); 83 #ifdef DEBUG 84 fprintf(stderr, "signal %d caught. quitting.\n", signo); 85 #endif /* DEBUG */ 86 if (signo == SIGQUIT) 87 (void) abort(); 88 else 89 exit(1); 90 } 91