Re: [PATCH] http-backend: Don't infinite loop during die()

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On Wed, 24 Mar 2010, Shawn O. Pearce wrote:

> Junio C Hamano <gitster@xxxxxxxxx> wrote:
> > "Shawn O. Pearce" <spearce@xxxxxxxxxxx> writes:
> > 
> > > If stdout has already been closed by the CGI and die() gets called,
> > > the CGI will fail to write the "Status: 500 Internal Server Error" to
> > > the pipe, which results in die() being called again (via safe_write).
> > > This goes on in an infinite loop until the stack overflows and the
> > > process is killed by SIGSEGV.
> > >
> > > Instead set a flag on the first die() invocation and perform no
> > > action during recursive die() calls.  This way failures to write the
> > > error messages to the stdout pipe do not result in an infinite loop.
> > 
> > Hmm.  I would need something like this on top, but there must be a better
> > way.  Ideas?
> 
> Ick.
> 
> Just exit(0) if dead is true.

Do you really want the exit code to be 0 if you're dying?


Nicolas
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