150276Speter/**************************************************************************** 2166124Srafan * Copyright (c) 1998-2002,2003 Free Software Foundation, Inc. * 350276Speter * * 450276Speter * Permission is hereby granted, free of charge, to any person obtaining a * 550276Speter * copy of this software and associated documentation files (the * 650276Speter * "Software"), to deal in the Software without restriction, including * 750276Speter * without limitation the rights to use, copy, modify, merge, publish, * 850276Speter * distribute, distribute with modifications, sublicense, and/or sell * 950276Speter * copies of the Software, and to permit persons to whom the Software is * 1050276Speter * furnished to do so, subject to the following conditions: * 1150276Speter * * 1250276Speter * The above copyright notice and this permission notice shall be included * 1350276Speter * in all copies or substantial portions of the Software. * 1450276Speter * * 1550276Speter * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * 1650276Speter * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * 1750276Speter * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * 1850276Speter * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * 1950276Speter * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * 2050276Speter * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * 2150276Speter * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * 2250276Speter * * 2350276Speter * Except as contained in this notice, the name(s) of the above copyright * 2450276Speter * holders shall not be used in advertising or otherwise to promote the * 2550276Speter * sale, use or other dealings in this Software without prior written * 2650276Speter * authorization. * 2750276Speter ****************************************************************************/ 2850276Speter 2950276Speter/**************************************************************************** 3050276Speter * Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 * 3150276Speter * and: Eric S. Raymond <esr@snark.thyrsus.com> * 32166124Srafan * and: Thomas E. Dickey 1996-2003 * 3350276Speter ****************************************************************************/ 3450276Speter 3550276Speter/* This file provides sigaction() emulation using sigvec() */ 3650276Speter/* Use only if this is non POSIX system */ 3750276Speter 38166124SrafanMODULE_ID("$Id: sigaction.c,v 1.14 2003/12/07 01:06:52 tom Exp $") 3950276Speter 40166124Srafanstatic int 41166124Srafan_nc_sigaction(int sig, sigaction_t * sigact, sigaction_t * osigact) 4250276Speter{ 4376726Speter return sigvec(sig, sigact, osigact); 4450276Speter} 4550276Speter 46166124Srafanstatic int 47166124Srafan_nc_sigemptyset(sigset_t * mask) 4850276Speter{ 4976726Speter *mask = 0; 5076726Speter return 0; 5150276Speter} 5250276Speter 53166124Srafanstatic int 54166124Srafan_nc_sigprocmask(int mode, sigset_t * mask, sigset_t * omask) 5550276Speter{ 5676726Speter sigset_t current = sigsetmask(0); 5750276Speter 5876726Speter if (omask) 5976726Speter *omask = current; 6050276Speter 6176726Speter if (mode == SIG_BLOCK) 6276726Speter current |= *mask; 6376726Speter else if (mode == SIG_UNBLOCK) 6476726Speter current &= ~*mask; 6576726Speter else if (mode == SIG_SETMASK) 6676726Speter current = *mask; 6750276Speter 6876726Speter sigsetmask(current); 6976726Speter return 0; 7050276Speter} 7150276Speter 72166124Srafanstatic int 73166124Srafan_nc_sigaddset(sigset_t * mask, int sig) 7450276Speter{ 75166124Srafan *mask |= sigmask(sig); 76166124Srafan return 0; 7750276Speter} 7850276Speter 79166124Srafan/* not used in lib_tstp.c */ 80166124Srafan#if 0 81166124Srafanstatic int 82166124Srafan_nc_sigsuspend(sigset_t * mask) 8350276Speter{ 84166124Srafan return sigpause(*mask); 8550276Speter} 8650276Speter 87166124Srafanstatic int 88166124Srafan_nc_sigdelset(sigset_t * mask, int sig) 8950276Speter{ 90166124Srafan *mask &= ~sigmask(sig); 9176726Speter return 0; 9250276Speter} 9350276Speter 94166124Srafanstatic int 95166124Srafan_nc_sigismember(sigset_t * mask, int sig) 9650276Speter{ 9776726Speter return (*mask & sigmask(sig)) != 0; 9850276Speter} 9950276Speter#endif 100