William F Pokorny <ano### [at] anonymous org> wrote:
> I often stop POV-Ray after parsing by adding an #error directive:
>
> #error "Stopping after parse"
>
> at the very bottom of some scene description language (SDL) code.
>
> It works but, with the disadvantage of setting a non-zero return code;
> something which makes testing the parser harder.
>
What is a 'non-zero return code', and what testing problems(s) does it cause
when using #error? I confess to complete ignorance of it :-/
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