Re: Return an exit code without os.exit()?

[Geoff Leyland <geoff_leyland@...>]

On 7/10/2009, at 10:24 PM, Jerome Vuarand wrote:

> 2009/10/7 Geoff Leyland <geoff_leyland@fastmail.fm>:
> > Is there a way to return an exit code from a Lua script without  
> > calling
> > os.exit()?
> >
> > I'm using luacov, and if you call os.exit(), it doesn't write any
> > statistics.  I'd also like my script to return 1 or 0.  As far as I  
> > can
> > tell, the return value from a top-level script does not seem to be  
> > used for
> > an exit code, but hopefully someone can tell me I'm wrong.
>
> Looking at the code in lua.c, it seems the return value of the script
> is ignored. It should be easy to patch if a custom Lua executable is
> an option to you.

Thanks, I thought someone might say that.  Shame really, it'd be a  
nice feature to have in standard Lua (mind you this is the first time  
it's come up in a good few years of using Lua)

Cheers,
Geoff