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63 lines
1.8 KiB
PHP
63 lines
1.8 KiB
PHP
{
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This file is part of the Free Pascal run time library.
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(c) 2008 by Jonas Maebe
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member of the Free Pascal development team.
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See the file COPYING.FPC, included in this distribution,
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for details about the copyright.
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Signalhandler for Darwin/arm
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY;without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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}
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procedure SignalToRunerror(Sig: cint; info : PSigInfo; SigContext:PSigContext); public name '_FPC_DEFAULTSIGHANDLER'; cdecl;
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var
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res : word;
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begin
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res:=0;
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case sig of
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SIGFPE :
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begin
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Case Info^.si_code Of
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FPE_FLTDIV : Res:=208; { floating point divide by zero }
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FPE_INTDIV : Res:=200; { integer point divide by zero }
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FPE_FLTOVF : Res:=205; { floating point overflow }
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FPE_FLTUND : Res:=206; { floating point underflow }
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FPE_FLTRES, { floating point inexact result }
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FPE_FLTINV : Res:=207; { invalid floating point operation }
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Else
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Res:=207; {coprocessor error}
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end;
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{ clear "exception happened" flags }
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SigContext^.uc_mcontext^.__fs.__fpscr := SigContext^.uc_mcontext^.__fs.__fpscr and not($df);
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end;
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SIGBUS:
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res:=214;
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SIGILL,
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SIGSEGV :
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res:=216;
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SIGINT:
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res:=217;
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SIGQUIT:
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res:=233;
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end;
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{$ifdef FPC_USE_SIGPROCMASK}
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reenable_signal(sig);
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{$endif }
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{ return to trampoline }
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if res <> 0 then
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begin
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SigContext^.uc_mcontext^.__ss.__r[0] := res;
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SigContext^.uc_mcontext^.__ss.__r[1] := SigContext^.uc_mcontext^.__ss.__pc;
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SigContext^.uc_mcontext^.__ss.__r[2] := SigContext^.uc_mcontext^.__ss.__sp;
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pointer(SigContext^.uc_mcontext^.__ss.__pc) := @HandleErrorAddrFrame;
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end;
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end;
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