Re: elog with automatic file, line, and function - Mailing list pgsql-hackers

From Tom Lane
Subject Re: elog with automatic file, line, and function
Date
Msg-id 8353.985048716@sss.pgh.pa.us
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In response to Re: elog with automatic file, line, and function  (Ian Lance Taylor <ian@airs.com>)
Responses Re: elog with automatic file, line, and function  (Larry Rosenman <ler@lerctr.org>)
List pgsql-hackers
Ian Lance Taylor <ian@airs.com> writes:
> Tom Lane <tgl@sss.pgh.pa.us> writes:
>> BTW, how does that work exactly?  I assume it can't be a macro ...

> It's a macro just like __FILE__ and __LINE__ are macros.

> gcc has supported __FUNCTION__ and __PRETTY_FUNCTION__ for a long time
> (the latter is the demangled version of the function name when using
> C++).

Now that I know the name, I can find it in the gcc docs, which clearly
explain that these names are not macros ;-).  The preprocessor would
have a tough time making such a substitution.

However, if the C99 spec has such a concept, they didn't use that name
for it ...
        regards, tom lane


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