mirror of
https://github.com/Zenithsiz/ftmemsim-valgrind.git
synced 2026-02-03 18:13:01 +00:00
87 lines
3.6 KiB
C
87 lines
3.6 KiB
C
|
|
/*--------------------------------------------------------------------*/
|
|
/*--- Signal-related libc stuff. pub_core_libcsignal.h ---*/
|
|
/*--------------------------------------------------------------------*/
|
|
|
|
/*
|
|
This file is part of Valgrind, a dynamic binary instrumentation
|
|
framework.
|
|
|
|
Copyright (C) 2000-2008 Julian Seward
|
|
jseward@acm.org
|
|
|
|
This program is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU General Public License as
|
|
published by the Free Software Foundation; either version 2 of the
|
|
License, or (at your option) any later version.
|
|
|
|
This program 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
|
|
General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, write to the Free Software
|
|
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
|
02111-1307, USA.
|
|
|
|
The GNU General Public License is contained in the file COPYING.
|
|
*/
|
|
|
|
#ifndef __PUB_CORE_LIBCSIGNAL_H
|
|
#define __PUB_CORE_LIBCSIGNAL_H
|
|
|
|
//--------------------------------------------------------------------
|
|
// PURPOSE: This module contains all the libc code related to signals.
|
|
//--------------------------------------------------------------------
|
|
|
|
#include "pub_tool_libcsignal.h"
|
|
|
|
/* Note that these use the vki_ (kernel) structure
|
|
definitions, which are different in places from those that glibc
|
|
defines. Since we're operating right at the kernel interface, glibc's view
|
|
of the world is entirely irrelevant. */
|
|
|
|
/* --- Signal set ops --- */
|
|
extern Int VG_(sigfillset) ( vki_sigset_t* set );
|
|
extern Int VG_(sigemptyset) ( vki_sigset_t* set );
|
|
|
|
extern Bool VG_(isfullsigset) ( const vki_sigset_t* set );
|
|
extern Bool VG_(isemptysigset) ( const vki_sigset_t* set );
|
|
extern Bool VG_(iseqsigset) ( const vki_sigset_t* set1,
|
|
const vki_sigset_t* set2 );
|
|
|
|
extern Int VG_(sigaddset) ( vki_sigset_t* set, Int signum );
|
|
extern Int VG_(sigdelset) ( vki_sigset_t* set, Int signum );
|
|
extern Int VG_(sigismember) ( const vki_sigset_t* set, Int signum );
|
|
|
|
extern void VG_(sigaddset_from_set) ( vki_sigset_t* dst, vki_sigset_t* src );
|
|
extern void VG_(sigdelset_from_set) ( vki_sigset_t* dst, vki_sigset_t* src );
|
|
|
|
/* --- Mess with the kernel's sig state --- */
|
|
/* VG_(sigprocmask) is in pub_tool_libcsignal.h. */
|
|
|
|
extern Int VG_(sigaction) ( Int signum,
|
|
const struct vki_sigaction* act,
|
|
struct vki_sigaction* oldact );
|
|
|
|
extern Int VG_(kill) ( Int pid, Int signo );
|
|
extern Int VG_(tkill) ( ThreadId tid, Int signo );
|
|
|
|
/* A cut-down version of POSIX sigtimedwait: poll for pending signals
|
|
mentioned in the sigset_t, and if any are present, select one
|
|
arbitrarily, return its number (which must be > 0), and put
|
|
auxiliary info about it in the siginfo_t, and make it
|
|
not-pending-any-more. If none are pending, return zero. The _zero
|
|
refers to the fact that there is zero timeout, so if no signals are
|
|
pending it returns immediately. Perhaps a better name would be
|
|
'sigpoll'. Returns -1 on error, 0 if no signals pending, and n > 0
|
|
if signal n was selected. */
|
|
extern Int VG_(sigtimedwait_zero)( const vki_sigset_t *, vki_siginfo_t * );
|
|
|
|
#endif // __PUB_CORE_LIBCSIGNAL_H
|
|
|
|
/*--------------------------------------------------------------------*/
|
|
/*--- end ---*/
|
|
/*--------------------------------------------------------------------*/
|