Re: Adding the extension name to EData / log_line_prefix

Peter Eisentraut <peter@eisentraut.org> writes:
> On 14.05.24 01:11, Tom Lane wrote:
>> The mechanism that Andres describes for sourcing the name seems a bit
>> overcomplex though.  Why not just allow/require each extension to
>> specify its name as a constant string?  We could force the matter by
>> redefining PG_MODULE_MAGIC as taking an argument:
>> PG_MODULE_MAGIC("hstore");

> We kind of already have something like this, for NLS.  If you look for 
> pg_bindtextdomain(TEXTDOMAIN) and ereport_domain(), this information 
> already trickles into the vicinity of the error data.  Maybe the same 
> thing could just be used for this, by wiring up the macros a bit 
> differently.

Hmm, cute idea, but it'd only help for extensions that are
NLS-enabled.  Which I bet is a tiny fraction of the population.
So far as I can find, we don't even document how to set up
TEXTDOMAIN for an extension --- you have to cargo-cult the
macro definition from some in-core extension.

            regards, tom lane