Re: \if, \elseif, \else, \endif (was Re: PSQL commands: \quit_if, \quit_unless)

From: Fabien COELHO <coelho(at)cri(dot)ensmp(dot)fr>
To: Corey Huinker <corey(dot)huinker(at)gmail(dot)com>
Cc: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Daniel Verite <daniel(at)manitou-mail(dot)org>, "David G(dot) Johnston" <david(dot)g(dot)johnston(at)gmail(dot)com>, Greg Stark <stark(at)mit(dot)edu>, Erik Rijkers <er(at)xs4all(dot)nl>, Robert Haas <robertmhaas(at)gmail(dot)com>, Jim Nasby <Jim(dot)Nasby(at)bluetreble(dot)com>, PostgreSQL <pgsql-hackers(at)postgresql(dot)org>, pgsql-hackers-owner(at)postgresql(dot)org
Subject: Re: \if, \elseif, \else, \endif (was Re: PSQL commands: \quit_if, \quit_unless)
Date: 2017-03-27 14:34:24
Message-ID: alpine.DEB.2.20.1703271631250.10424@lancre
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Hello,

>> I think that you could use another pattern where you init the
>> PQExpBufferData structure instead of create it, so that only the string is
>> malloced.
>
> In v26, I have the functions return PQExpBuffer. The two calling functions
> then free it, which should solve any leak.

Yep, it works as well.

> Here's an addendum that does that. I can combine them in v27, but figured
> this was quicker.

It works.

However having just one full patch with a number would help so that I can
say "ready to committer" or not on something.

--
Fabien.

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