Re: beta6 pg_restore core dumps

From: Philip Warner <pjw(at)rhyme(dot)com(dot)au>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: Tatsuo Ishii <t-ishii(at)sra(dot)co(dot)jp>, Martin Renters <martin(at)datafax(dot)com>, pgsql-hackers(at)postgresql(dot)org
Subject: Re: beta6 pg_restore core dumps
Date: 2001-03-18 02:04:18
Message-ID: 3.0.5.32.20010318130418.02adb750@mail.rhyme.com.au
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At 20:57 17/03/01 -0500, Tom Lane wrote:
>Philip Warner <pjw(at)rhyme(dot)com(dot)au> writes:
>> At 12:31 17/03/01 -0500, Tom Lane wrote:
>>> This would be a lot simpler and cleaner if _PrintData() simply didn't
>>> append a zero byte to the buffer contents. Philip, is it actually
>>> necessary for it to do that?
>
>> Strictly, I think the answer is that it is not necessary. The output of the
>> uncompress may be a string, which could be passed to one of the str*
>> functions by a downstream call. AFAICT, this is not the case, and the code
>> should work without it, but it's probably safer in the long run to leave it
>> there.
>
>Considering that the data we are working with is binary, and may contain
>nulls, any code that insisted on null-termination would probably be ipso
>facto broken.

But we're not; this is the same code that sends the COPY output back to PG.

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