[fpc-pascal] Forcing a text file to use a predefined handle

Michael Van Canneyt michael at freepascal.org
Sat Dec 20 18:41:57 CET 2008



On Sat, 20 Dec 2008, Mark Morgan Lloyd wrote:

> I can get a program compiled with Turbo Pascal to use the existing stderr
> handle for output like this:
> 
> PROGRAM Meta2(Input, Output, Error);
> ..
>   Assign(Error, '');
>   Rewrite(Error);
>   TextRec(Error).Handle:= 2;
> 
> or in the case of Delphi:
> 
> program Meta2;
> ..
>   Assign(Error, '');
>   Rewrite(Error);
>   TTextRec(Error).Handle:= GetStdHandle(STD_ERROR_HANDLE);
> 
> Is there a correct and portable way to do this using FPC?

I would think that

TTextRec(Error).Handle:=TTextRec(StdOut).Handle 

Does the trick ?

Michael.



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