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fpc/rtl/linux/signal.inc

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{
$Id$
This file is part of the Free Pascal run time library.
Copyright (c) 1999-2000 by Jonas Maebe,
member of the Free Pascal development team.
See the file COPYING.FPC, included in this distribution,
for details about the copyright.
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.
**********************************************************************}
{$packrecords C}
{********************
Signal
********************}
Const
{ For sending a signal }
{$ifdef SPARC}
SA_SIGINFO = $200;
SA_NOMASK = $20;
SIG_BLOCK = 1;
SIG_UNBLOCK = 2;
SIG_SETMASK = 4;
{$else SPARC}
SA_NOCLDSTOP = 1;
SA_NOCLDWAIT = 2;
SA_SIGINFO = 4;
SA_SHIRQ = $04000000;
SA_STACK = $08000000;
SA_RESTART = $10000000;
SA_INTERRUPT = $20000000;
SA_NOMASK = $40000000;
SA_ONESHOT = $80000000;
SIG_BLOCK = 0;
SIG_UNBLOCK = 1;
SIG_SETMASK = 2;
{$endif SPARC}
SIG_DFL = 0 ;
SIG_IGN = 1 ;
SIG_ERR = -1 ;
{$ifdef cpusparc}
SIGHUP = 1;
SIGINT = 2;
SIGQUIT = 3;
SIGILL = 4;
SIGTRAP = 5;
SIGABRT = 6;
SIGIOT = 6;
SIGEMT = 7;
SIGFPE = 8;
SIGKILL = 9;
SIGBUS = 10;
SIGSEGV = 11;
SIGSYS = 12;
SIGPIPE = 13;
SIGALRM = 14;
SIGTERM = 15;
SIGURG = 16;
SIGSTOP = 17;
SIGTSTP = 18;
SIGCONT = 19;
SIGCHLD = 20;
SIGTTIN = 21;
SIGTTOU = 22;
SIGIO = 23;
SIGPOLL = SIGIO;
SIGXCPU = 24;
SIGXFSZ = 25;
SIGVTALRM = 26;
SIGPROF = 27;
SIGWINCH = 28;
SIGLOST = 29;
SIGPWR = SIGLOST;
SIGUSR1 = 30;
SIGUSR2 = 31;
{$else cpusparc}
SIGHUP = 1;
SIGINT = 2;
SIGQUIT = 3;
SIGILL = 4;
SIGTRAP = 5;
SIGABRT = 6;
SIGIOT = 6;
SIGBUS = 7;
SIGFPE = 8;
SIGKILL = 9;
SIGUSR1 = 10;
SIGSEGV = 11;
SIGUSR2 = 12;
SIGPIPE = 13;
SIGALRM = 14;
SIGTerm = 15;
SIGSTKFLT = 16;
SIGCHLD = 17;
SIGCONT = 18;
SIGSTOP = 19;
SIGTSTP = 20;
SIGTTIN = 21;
SIGTTOU = 22;
SIGURG = 23;
SIGXCPU = 24;
SIGXFSZ = 25;
SIGVTALRM = 26;
SIGPROF = 27;
SIGWINCH = 28;
SIGIO = 29;
SIGPOLL = SIGIO;
SIGPWR = 30;
SIGUNUSED = 31;
{$endif cpusparc}
const
SI_PAD_SIZE = ((128 div sizeof(longint)) - 3);
type
SigSet = array[0..wordsinsigset-1] of cint;
sigset_t= SigSet;
PSigSet = ^SigSet;
psigset_t=psigset;
TSigSet = SigSet;
psiginfo = ^tsiginfo;
tsiginfo = record
si_signo : longint;
si_errno : longint;
si_code : longint;
_sifields : record
case longint of
0 : ( _pad : array[0..(SI_PAD_SIZE)-1] of longint );
1 : ( _kill : record
_pid : pid_t;
_uid : uid_t;
end );
2 : ( _timer : record
_timer1 : dword;
_timer2 : dword;
end );
3 : ( _rt : record
_pid : pid_t;
_uid : uid_t;
_sigval : pointer;
end );
4 : ( _sigchld : record
_pid : pid_t;
_uid : uid_t;
_status : longint;
_utime : clock_t;
_stime : clock_t;
end );
5 : ( _sigfault : record
_addr : pointer;
end );
6 : ( _sigpoll : record
_band : longint;
_fd : longint;
end );
end;
end;
{ CPU dependent TSigContext }
{$i sighndh.inc}
type
SignalHandler = Procedure(Sig : Longint);cdecl;
PSignalHandler = ^SignalHandler;
SignalRestorer = Procedure;cdecl;
PSignalRestorer = ^SignalRestorer;
SigActionHandler = procedure(sig : longint; SigInfo: PSigInfo; SigContext: PSigContext);cdecl;
{$ifdef CPUARM}
{$define NEWSIGNAL}
{$endif CPUARM}
{$ifdef CPUx86_64}
{$define NEWSIGNAL}
{$endif CPUx86_64}
SigActionRec = packed record // this is temporary for the migration
sa_handler : SigActionHandler;
{$ifdef NEWSIGNAL}
Sa_Flags : cuint;
Sa_restorer : SignalRestorer; { Obsolete - Don't use }
Sa_Mask : SigSet;
{$else NEWSIGNAL}
Sa_Mask : SigSet;
Sa_Flags : Longint;
Sa_restorer : SignalRestorer; { Obsolete - Don't use }
{$endif NEWSIGNAL}
end;
TSigActionRec = SigActionRec;
PSigActionRec = ^SigActionRec;
{
$Log$
Revision 1.25 2005-02-05 22:53:43 peter
* use typecasted sigactionhandler, needed for arm
Revision 1.24 2005/02/05 22:45:54 peter
* sigactionhandler fixed for arm
Revision 1.23 2005/01/30 18:01:15 peter
* signal cleanup for linux
* sigactionhandler instead of tsigaction for bsds
* sigcontext moved to cpu dir
Revision 1.22 2004/08/04 19:27:10 florian
* fixed floating point and integer exception handling on sparc/linux
Revision 1.21 2004/05/31 09:08:14 peter
* added siginfo const
Revision 1.20 2004/05/27 23:15:43 peter
* sparc signals added between $ifdef cpusparc
Revision 1.19 2004/05/01 15:59:17 florian
* x86_64 exception handling fixed
Revision 1.18 2004/04/27 20:47:00 florian
* tried to fix x86-64 signal handling
Revision 1.17 2004/03/27 14:35:13 florian
* structs for arm adapted
Revision 1.16 2004/02/05 01:16:12 florian
+ completed x86-64/linux system unit
Revision 1.15 2004/01/01 16:28:16 jonas
* fixed signal handling
Revision 1.14 2003/11/21 00:40:06 florian
* some arm issues fixed
Revision 1.13 2003/11/02 14:53:06 jonas
+ sighand and associated record definitions for ppc. Untested.
Revision 1.12 2003/09/14 20:15:01 marco
* Unix reform stage two. Remove all calls from Unix that exist in Baseunix.
Revision 1.11 2003/09/03 14:09:37 florian
* arm fixes to the common rtl code
* some generic math code fixed
* ...
Revision 1.10 2003/08/21 22:24:52 olle
- removed parameter from fpc_iocheck
Revision 1.9 2002/12/24 21:30:20 mazen
- some writeln(s) removed in compiler
+ many files added to RTL
* some errors fixed in RTL
Revision 1.8 2002/12/18 16:43:26 marco
* new unix rtl, linux part.....
Revision 1.7 2002/11/12 14:51:44 marco
* signal.
Revision 1.6 2002/09/07 16:01:19 peter
* old logs removed and tabs fixed
Revision 1.5 2002/07/28 20:43:48 florian
* several fixes for linux/powerpc
* several fixes to MT
}
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