1*d1c86d36Skre /* $NetBSD: trap.h,v 1.26 2024/10/09 13:43:33 kre Exp $ */ 249f0ad86Scgd 361f28255Scgd /*- 437ed7877Sjtc * Copyright (c) 1991, 1993 537ed7877Sjtc * The Regents of the University of California. All rights reserved. 661f28255Scgd * 761f28255Scgd * This code is derived from software contributed to Berkeley by 861f28255Scgd * Kenneth Almquist. 961f28255Scgd * 1061f28255Scgd * Redistribution and use in source and binary forms, with or without 1161f28255Scgd * modification, are permitted provided that the following conditions 1261f28255Scgd * are met: 1361f28255Scgd * 1. Redistributions of source code must retain the above copyright 1461f28255Scgd * notice, this list of conditions and the following disclaimer. 1561f28255Scgd * 2. Redistributions in binary form must reproduce the above copyright 1661f28255Scgd * notice, this list of conditions and the following disclaimer in the 1761f28255Scgd * documentation and/or other materials provided with the distribution. 18b5b29542Sagc * 3. Neither the name of the University nor the names of its contributors 1961f28255Scgd * may be used to endorse or promote products derived from this software 2061f28255Scgd * without specific prior written permission. 2161f28255Scgd * 2261f28255Scgd * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 2361f28255Scgd * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 2461f28255Scgd * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 2561f28255Scgd * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 2661f28255Scgd * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 2761f28255Scgd * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2861f28255Scgd * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2961f28255Scgd * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 3061f28255Scgd * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 3161f28255Scgd * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 3261f28255Scgd * SUCH DAMAGE. 3361f28255Scgd * 349d255ec4Schristos * @(#)trap.h 8.3 (Berkeley) 6/5/95 3561f28255Scgd */ 3661f28255Scgd 3775d47b0dSmartin extern volatile sig_atomic_t pendingsigs; 3861f28255Scgd 3913fc5c1bSkre extern int traps_invalid; 4013fc5c1bSkre 41c02b3bbdSchristos void clear_traps(int); 4213fc5c1bSkre void free_traps(void); 438a9a9619Skre int have_traps(void); 4413fc5c1bSkre void setsignal(int, int); 45c02b3bbdSchristos void ignoresig(int, int); 46c02b3bbdSchristos void onsig(int); 47c02b3bbdSchristos void dotrap(void); 4813fc5c1bSkre char *child_trap(void); 49c02b3bbdSchristos void setinteractive(int); 5066dd2755Sjoerg void exitshell(int) __dead; 5113fc5c1bSkre void exitshell_savedstatus(void) __dead; 52f95d5940Schristos int lastsig(void); 53*d1c86d36Skre int signame_to_signum(const char *); 54