1 /* Convert between lowlevel sigmask and libc representation of sigset_t. 2 Linux version. 3 Copyright (C) 1998, 2002 Free Software Foundation, Inc. 4 This file is part of the GNU C Library. 5 Contributed by Joe Keane <jgk@jgk.org>. 6 7 The GNU C Library is free software; you can redistribute it and/or 8 modify it under the terms of the GNU Lesser General Public 9 License as published by the Free Software Foundation; either 10 version 2.1 of the License, or (at your option) any later version. 11 12 The GNU C Library is distributed in the hope that it will be useful, 13 but WITHOUT ANY WARRANTY; without even the implied warranty of 14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 15 Lesser General Public License for more details. 16 17 You should have received a copy of the GNU Lesser General Public 18 License along with the GNU C Library; if not, see 19 <http://www.gnu.org/licenses/>. */ 20 21 #ifndef _SIGSET_CVT_MASK_H 22 #define _SIGSET_CVT_MASK_H 23 24 #include <string.h> 25 26 static __inline__ void __attribute__ ((unused)) sigset_set_old_mask(sigset_t * set,int mask)27sigset_set_old_mask (sigset_t *set, int mask) 28 { 29 if (_SIGSET_NWORDS == 2) /* typical */ 30 set->__val[1] = 0; 31 if (_SIGSET_NWORDS > 2) 32 memset(set, 0, sizeof(*set)); 33 set->__val[0] = (unsigned int) mask; 34 } 35 36 static __inline__ int __attribute__ ((unused)) sigset_get_old_mask(const sigset_t * set)37sigset_get_old_mask (const sigset_t *set) 38 { 39 return (unsigned int) set->__val[0]; 40 } 41 42 #endif 43