1 /* sigstack, sigaltstack definitions. 2 Copyright (C) 1998-2021 Free Software Foundation, Inc. 3 This file is part of the GNU C Library. 4 5 The GNU C Library is free software; you can redistribute it and/or 6 modify it under the terms of the GNU Lesser General Public 7 License as published by the Free Software Foundation; either 8 version 2.1 of the License, or (at your option) any later version. 9 10 The GNU C Library is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 Lesser General Public License for more details. 14 15 You should have received a copy of the GNU Lesser General Public 16 License along with the GNU C Library; if not, see 17 <https://www.gnu.org/licenses/>. */ 18 19 #ifndef _BITS_SIGSTACK_H 20 #define _BITS_SIGSTACK_H 1 21 22 #if !defined _SIGNAL_H && !defined _SYS_UCONTEXT_H 23 # error "Never include this file directly. Use <signal.h> instead" 24 #endif 25 26 /* Minimum stack size for a signal handler. 27 28 Yes, this should be 131072 but the constant got defined incorrectly 29 in the kernel and we have to live with it. Users should in any case 30 use SIGSTKSZ as the size user-supplied buffers should have. */ 31 #define MINSIGSTKSZ 131027 32 33 /* System default stack size. */ 34 #define SIGSTKSZ 262144 35 36 #endif /* bits/sigstack.h */ 37