mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-10 07:10:06 +00:00
50 lines
1.7 KiB
C
50 lines
1.7 KiB
C
/* Declarations for handling faults in the signal thread.
|
|
Copyright (C) 1994 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., 675 Mass Ave,
|
|
Cambridge, MA 02139, USA. */
|
|
|
|
#ifndef _HURD_FAULT_H
|
|
#define _HURD_FAULT_H
|
|
|
|
#include <setjmp.h>
|
|
|
|
/* Call this before code that might fault in the signal thread; SIGNO is
|
|
the signal expected to possibly arrive. This behaves like setjmp: it
|
|
returns zero the first time, and returns again nonzero if the signal
|
|
does arrive. */
|
|
|
|
#define _hurdsig_catch_fault(signo) \
|
|
(_hurdsig_fault_expect_signo = (signo), setjmp (_hurdsig_fault_env))
|
|
|
|
/* Call this at the end of a section protected by _hurdsig_catch_fault. */
|
|
|
|
#define _hurdsig_end_catch_fault() \
|
|
(_hurdsig_fault_expect_signo = 0)
|
|
|
|
extern jmp_buf _hurdsig_fault_env;
|
|
extern int _hurdsig_fault_expect_signo;
|
|
|
|
/* If _hurdsig_catch_fault returns nonzero, these variables
|
|
contain information about the signal that arrived. */
|
|
|
|
|
|
|
|
extern long int _hurdsig_fault_sigcode;
|
|
extern int _hurdsig_fault_sigerror;
|
|
|
|
#endif /* hurd/fault.h */
|