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84 lines
1.9 KiB
ObjectPascal
84 lines
1.9 KiB
ObjectPascal
{
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$Id$
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}
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unit initc;
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interface
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{ 0.99.12 had a bug that initialization/finalization only worked for
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objfpc,delphi mode }
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{$ifdef VER0_99_12}
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{$mode objfpc}
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{$endif}
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{$LINKLIB cygwin}
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{$linklib kernel32}
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{ this unit is just ment to run
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startup code to get C code to work correctly PM }
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implementation
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{$i textrec.inc}
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procedure cygwin_crt0(p : pointer);cdecl;external;
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{
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procedure do_global_dtors;cdecl;external;
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this does not work because
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do_global_dtors is a static C function PM
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it is inserted into the atexit chain,
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but how do we call this from FPC ???
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it seems to be done in exit function
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but that one ends with _exit that is system dependent !! }
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{ avoid loading of cygwin _exit code
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so that exit returns }
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procedure _exit(status : longint);cdecl;
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begin
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end;
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procedure C_exit(status : longint);popstack;external name '_exit';
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const
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STD_INPUT_HANDLE = $fffffff6;
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STD_OUTPUT_HANDLE = $fffffff5;
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STD_ERROR_HANDLE = $fffffff4;
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function GetStdHandle(nStdHandle:DWORD):longint;external 'kernel32' name 'GetStdHandle';
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procedure UpdateStdHandle(var t:TextRec;var stdHandle:longint;newHandle:longint);
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{ Check if the stdHandle is the same as the one in the TextRec, then
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also update the TextRec }
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begin
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if t.Handle=stdHandle then
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t.Handle:=newHandle;
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stdHandle:=newHandle;
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end;
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initialization
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cygwin_crt0(nil);
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{ Reinitialize std handles that can be changed }
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UpdateStdHandle(TextRec(Input),StdInputHandle,GetStdHandle(STD_INPUT_HANDLE));
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UpdateStdHandle(TextRec(Output),StdOutputHandle,GetStdHandle(STD_OUTPUT_HANDLE));
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TextRec(StdOut).Handle:=StdOutputHandle;
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UpdateStdHandle(TextRec(Stderr),StdErrorHandle,GetStdHandle(STD_ERROR_HANDLE));
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finalization
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{ should we pass exit code ?
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its apparently only used by _exit so it doesn't matter PM }
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C_exit(0);
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end.
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{
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$Log$
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Revision 1.3 2000-12-30 17:48:36 peter
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* update std handles after initing c
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Revision 1.2 2000/07/13 11:33:57 michael
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+ removed logs
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}
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