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+ copyright header

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* writelns cleaned up

git-svn-id: trunk@4440 -
This commit is contained in:
florian 2006-08-19 10:09:56 +00:00
parent cb01ea581c
commit 2534fc6636
1 changed files with 37 additions and 10 deletions
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45
rtl/win32/signals.pp
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@ -1,3 +1,17 @@
{
This file is part of the Free Pascal run time library.
This unit implements unix like signal handling for win32
Copyright (c) 1999-2006 by 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.
**********************************************************************}
unit signals; unit signals;
interface interface
@ -178,7 +192,11 @@ var
movl (%ebp),%eax movl (%ebp),%eax
movl %eax,_ebp movl %eax,_ebp
end; end;
Writeln('In start of JumpToHandleSignal'); {$ifdef SIGNALS_DEBUG}
if IsConsole then
Writeln(stderr,'In start of JumpToHandleSignal');
{$endif SIGNALS_DEBUG}
if except_level>0 then if except_level>0 then
dec(except_level) dec(except_level)
else else
@ -207,7 +225,10 @@ var
if res=0 then if res=0 then
Begin Begin
Writeln('In JumpToHandleSignal'); {$ifdef SIGNALS_DEBUG}
if IsConsole then
Writeln(stderr,'In JumpToHandleSignal');
{$endif SIGNALS_DEBUG}
RunError(sigtype); RunError(sigtype);
end end
else else
@ -232,7 +253,10 @@ var
var frame,res : longint; var frame,res : longint;
function CallSignal(sigtype,frame : longint;must_reset_fpu : boolean) : longint; function CallSignal(sigtype,frame : longint;must_reset_fpu : boolean) : longint;
begin begin
writeln(stderr,'CallSignal called'); {$ifdef SIGNALS_DEBUG}
if IsConsole then
writeln(stderr,'CallSignal called for signal ',sigtype);
{$endif SIGNALS_DEBUG}
{if frame=0 then {if frame=0 then
begin begin
CallSignal:=1; CallSignal:=1;
@ -251,7 +275,10 @@ var
excep_ContextRecord^.Eip:=longint(@JumpToHandleSignal); excep_ContextRecord^.Eip:=longint(@JumpToHandleSignal);
excep_ExceptionRecord^.ExceptionCode:=0; excep_ExceptionRecord^.ExceptionCode:=0;
CallSignal:=0; CallSignal:=0;
{$ifdef SIGNALS_DEBUG}
if IsConsole then
writeln(stderr,'Exception_Continue_Execution set'); writeln(stderr,'Exception_Continue_Execution set');
{$endif SIGNALS_DEBUG}
end; end;
end; end;
@ -262,11 +289,11 @@ var
frame:=0; frame:=0;
{ default : unhandled !} { default : unhandled !}
res:=1; res:=1;
{$ifdef SYSTEMEXCEPTIONDEBUG} {$ifdef SIGNALS_DEBUG}
if IsConsole then if IsConsole then
writeln(stderr,'Signals exception ', writeln(stderr,'Signals exception ',
hexstr(excep_ExceptionRecord^.ExceptionCode,8)); hexstr(excep_ExceptionRecord^.ExceptionCode,8));
{$endif SYSTEMEXCEPTIONDEBUG} {$endif SIGNALS_DEBUG}
case excep_ExceptionRecord^.ExceptionCode of case excep_ExceptionRecord^.ExceptionCode of
EXCEPTION_ACCESS_VIOLATION : EXCEPTION_ACCESS_VIOLATION :
res:=CallSignal(SIGSEGV,frame,false); res:=CallSignal(SIGSEGV,frame,false);
@ -360,15 +387,15 @@ const
Exception_handler_installed:=true; Exception_handler_installed:=true;
exit; exit;
end; end;
{$ifdef SYSTEMEXCEPTIONDEBUG} {$ifdef SIGNALS_DEBUG}
asm asm
movl $0,%eax movl $0,%eax
movl %fs:(%eax),%eax movl %fs:(%eax),%eax
movl %eax,oldexceptaddr movl %eax,oldexceptaddr
end; end;
{$endif SYSTEMEXCEPTIONDEBUG} {$endif SIGNALS_DEBUG}
PreviousHandler:=SetUnhandledExceptionFilter(@API_signals_exception_handler); PreviousHandler:=SetUnhandledExceptionFilter(@API_signals_exception_handler);
{$ifdef SYSTEMEXCEPTIONDEBUG} {$ifdef SIGNALS_DEBUG}
asm asm
movl $0,%eax movl $0,%eax
movl %fs:(%eax),%eax movl %fs:(%eax),%eax
@ -380,7 +407,7 @@ const
' new exception ',hexstr(newexceptaddr,8)); ' new exception ',hexstr(newexceptaddr,8));
writeln('SetUnhandledExceptionFilter returned ',hexstr(longint(PreviousHandler),8)); writeln('SetUnhandledExceptionFilter returned ',hexstr(longint(PreviousHandler),8));
end; end;
{$endif SYSTEMEXCEPTIONDEBUG} {$endif SIGNALS_DEBUG}
Exception_handler_installed := true; Exception_handler_installed := true;
end; end;