1 /* $OpenBSD: SigAction.h,v 1.3 2001/01/22 18:01:32 millert Exp $ */ 2 3 /**************************************************************************** 4 * Copyright (c) 1998,2000 Free Software Foundation, Inc. * 5 * * 6 * Permission is hereby granted, free of charge, to any person obtaining a * 7 * copy of this software and associated documentation files (the * 8 * "Software"), to deal in the Software without restriction, including * 9 * without limitation the rights to use, copy, modify, merge, publish, * 10 * distribute, distribute with modifications, sublicense, and/or sell * 11 * copies of the Software, and to permit persons to whom the Software is * 12 * furnished to do so, subject to the following conditions: * 13 * * 14 * The above copyright notice and this permission notice shall be included * 15 * in all copies or substantial portions of the Software. * 16 * * 17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * 18 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * 19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * 20 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * 21 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * 22 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * 23 * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * 24 * * 25 * Except as contained in this notice, the name(s) of the above copyright * 26 * holders shall not be used in advertising or otherwise to promote the * 27 * sale, use or other dealings in this Software without prior written * 28 * authorization. * 29 ****************************************************************************/ 30 31 /**************************************************************************** 32 * Author: Zeyd M. Ben-Halim <zmbenhal (at) netcom.com> 1992,1995 * 33 * and: Eric S. Raymond <esr (at) snark.thyrsus.com> * 34 ****************************************************************************/ 35 36 /* 37 * $From: SigAction.h,v 1.6 2000/12/10 02:36:10 tom Exp $ 38 * 39 * This file exists to handle non-POSIX systems which don't have <unistd.h>, 40 * and usually no sigaction() nor <termios.h> 41 */ 42 43 /* OPENBSD ORIGINAL: lib/libcurses/SigAction.h */ 44 45 #ifndef _SIGACTION_H 46 #define _SIGACTION_H 47 48 #if !defined(HAVE_SIGACTION) && defined(HAVE_SIGVEC) 49 50 #undef SIG_BLOCK 51 #define SIG_BLOCK 00 52 53 #undef SIG_UNBLOCK 54 #define SIG_UNBLOCK 01 55 56 #undef SIG_SETMASK 57 #define SIG_SETMASK 02 58 59 /* 60 * <bsd/signal.h> is in the Linux 1.2.8 + gcc 2.7.0 configuration, 61 * and is useful for testing this header file. 62 */ 63 #if HAVE_BSD_SIGNAL_H 64 # include <bsd/signal.h> 65 #endif 66 67 struct sigaction 68 { 69 struct sigvec sv; 70 }; 71 72 typedef unsigned long sigset_t; 73 74 #undef sa_mask 75 #define sa_mask sv.sv_mask 76 #undef sa_handler 77 #define sa_handler sv.sv_handler 78 #undef sa_flags 79 #define sa_flags sv.sv_flags 80 81 int sigaction(int sig, struct sigaction *sigact, struct sigaction *osigact); 82 int sigprocmask (int how, sigset_t *mask, sigset_t *omask); 83 int sigemptyset (sigset_t *mask); 84 int sigsuspend (sigset_t *mask); 85 int sigdelset (sigset_t *mask, int sig); 86 int sigaddset (sigset_t *mask, int sig); 87 88 #endif /* !defined(HAVE_SIGACTION) && defined(HAVE_SIGVEC) */ 89 90 #endif /* !defined(_SIGACTION_H) */ 91
