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- /* sigstack, sigaltstack definitions.
- Copyright (C) 1998 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Library General Public License as
- published by the Free Software Foundation; either version 2 of the
- License, or (at your option) any later version.
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Library General Public License for more details.
- You should have received a copy of the GNU Library General Public
- License along with the GNU C Library; see the file COPYING.LIB. If not,
- write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
- #ifndef _SIGNAL_H
- # error "Never include this file directly. Use <signal.h> instead"
- #endif
- /* Structure describing a signal stack (obsolete). */
- struct sigstack
- {
- __ptr_t ss_sp; /* Signal stack pointer. */
- int ss_onstack; /* Nonzero if executing on this stack. */
- };
- /* Possible values for `ss_flags.'. */
- enum
- {
- SS_ONSTACK = 1,
- #define SS_ONSTACK SS_ONSTACK
- SS_DISABLE
- #define SS_DISABLE SS_DISABLE
- };
- /* Minimum stack size for a signal handler. */
- #define MINSIGSTKSZ 2048
- /* System default stack size. */
- #define SIGSTKSZ 8192
- /* Alternate, preferred interface. */
- typedef struct sigaltstack
- {
- __ptr_t ss_sp;
- int ss_flags;
- size_t ss_size;
- } stack_t;
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