[fpc-pascal] TProcess execution

Micha Nelissen micha at neli.hopto.org
Thu Feb 9 08:46:57 CET 2006

Jonas Maebe wrote:
> On 9 feb 2006, at 07:48, Micha Nelissen wrote:
>> That I should have noticed :-). In unix, the return result of the 
>> 'fpexecve' call is not checked, at least. If it returns, it does 
>> 'halt(127)', so should I check the ExitStatus being 127 ?
> The reason is that because of the fork/vfork construct these OS'es use, 
> there is no way to report an error to the parent process except by exit 
> codes.

But how about windows ? I see it raises an exception, so that's the 
origin of Michael's reply I guess. This makes TProcess non-uniform 
cross-platform :-(. Can it be improved ? Either have a documented 127 
exitcode (for windows too), or raise an exception in unix for exitcode 127 ?


More information about the fpc-pascal mailing list