[fpc-devel]Minor differences with Delphi
Marco van de Voort
marcov at stack.nl
Fri Nov 7 09:15:17 CET 2003
> On Thu, 6 Nov 2003 23:31:27 +0100 (CET), you wrote:
> >> * Minor difference with Delphi units:
> >> * RaiseLastOSError is not defined in SysUtils.
> >What is it supposed to do, specifically on non windows, or should it
> >be windows only?
> I had a look at Kylix's RaiseLastOSError function. It uses
> GetLastError which calls '__errno_location' from 'libc.so.6'. On
> Windows this uses the GetLastError WinAPI call.
> This is Delphi's implementation for RaiseLastOSError:
[/me pinches his eyes. Doesn't want to see Delphi code out of cleanroom reasons]
The __errno_location (threadsafe errno) is a bit of a problem for various reasons.
But anyway, essentially it takes the OS error, and raises some exception.
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