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From <>
Subject RE: Checking Return Codes in Apache2::SubProcess->spawn_proc_prog()
Date Wed, 08 Oct 2008 17:08:13 GMT
Am I missing something, Fred, or is there actually something in that
test that indicates how to read the exit status of the process (i.e.,

I have read this a number of times, but have yet to find anything
relevant there. 


> -----Original Message-----
> From: Fred Moyer [] 
> Sent: Wednesday, October 08, 2008 12:46 PM
> To: Berg, Eric
> Cc:
> Subject: Re: Checking Return Codes in 
> Apache2::SubProcess->spawn_proc_prog()
> wrote:
> > I'm using spawn_proc_prog() to run external programs from 
> apache, but
> > can't find any docs on how to check the return status.  It doesn't
> > appear to set $?, nor have I found any reference to 
> variables or methods
> > that would provide that information.
> > 
> > Can anybody help me with this?
> Was this part of the documentation useful or did it not 
> explain what you 
> need?
> spawn_proc_prog_
> > 
> > The specific problem that I'm trying to solve has to do 
> with executing
> > CVS commands from within the context of Apache2.  CVS returns both
> > STDOUT and STDERR in response to, in this case, the rdiff 
> command.  It
> > is sometimes possible to check the content of STDERR to 
> determine the
> > status of a command, but the STDERR is often valid output.  
> I suppose
> > that using the -q to suppress output of nice-to-have STDERR 
> is an option
> > too, but I'm looking for something more discrete.

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