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Re: Computer VARSIZE_ANY(PTR) during debugging - Mailing list pgsql-hackers

From Alvaro Herrera
Subject Re: Computer VARSIZE_ANY(PTR) during debugging
Date
Msg-id 20130627190227.GK3757@eldon.alvh.no-ip.org
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In response to Re: Computer VARSIZE_ANY(PTR) during debugging  (Amit Langote <amitlangote09@gmail.com>)
Responses Re: Computer VARSIZE_ANY(PTR) during debugging  (Greg Stark <stark@mit.edu>)
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Amit Langote escribió:

> Looking at the attlen == -1 value in tupDescriptor of the
> ResultTupleSlot, VARSIZE_ANY() is used to calculate the length and
> added to offset, but I find no way to calculate that while I am
> dubugging.

I guess you could just add a few "macro define" lines to your .gdbinit,
containing definitions equivalent to those in postgres.h.  Haven't tried
this for the varlena macros, though I do have a couple of others in
there and they ease work at times.

-- 
Álvaro Herrera                http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services

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