GNU bug report logs - #36443
Canonicalized build directory name in container leads to confusion

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Message #34 received at 36443 <at> debbugs.gnu.org (full text, mbox):

From: Robert Vollmert <rob <at> vllmrt.net>
To: Ludovic Courtès <ludo <at> gnu.org>
Cc: Mark H Weaver <mhw <at> netris.org>, 36443 <at> debbugs.gnu.org
Subject: Re: bug#36443: Canonicalized build directory name in container leads
 to confusion (was guix build mixes build dirs?)
Date: Tue, 2 Jul 2019 15:41:00 +0200

> On 2. Jul 2019, at 15:37, Ludovic Courtès <ludo <at> gnu.org> wrote:
> 
>>     /* In a sandbox, for determinism, always use the same temporary
>>        directory. */
>> -    tmpDirInSandbox = useChroot ? canonPath("/tmp", true) + "/guix-build-" + drvName + "-0" : tmpDir;
>> +    tmpDirInSandbox = useChroot ? canonPath("/tmp", true) + "/guix-build-" + drvName : tmpDir;
> 
> The result would be that the temporary directory would always have a
> different name inside and outside the container.  Consequently,
> debugging along the lines of what the manual suggests (info "(guix)
> Debugging Build Failures") would become pretty much impossible.

Why do you think it would become impossible?

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