[postgis-devel] unite_array() error handling

[Markus Schaber]

Hi, David,

David Blasby schrieb:
> "elog(ERROR,...)" causes the function to return, so the next line
> "PG_RETURN_NULL()" never actually gets executed.
>
> Unfortunately, the compiler isnt smart enough to know that its going
> to return, so it will sometimes complain.  Adding the
> never-actually-executed "PG_RETURN_NULL()" makes the compiler happy.

So this is the same as calling System.exit() in java, which had bitten
me some times. :-)

Thanks,
Markus

--
markus schaber | dipl. informatiker
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