GNU bug report logs - #3883
Interleaved builds in separate trees create different versions

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Message #13 received at 3883 <at> debbugs.gnu.org (full text, mbox):

From: Mauro Aranda <maurooaranda <at> gmail.com>
To: 3883 <at> debbugs.gnu.org
Cc: Rob Browning <rlb <at> defaultvalue.org>
Subject: Re: bug#3883: Interleaved builds in separate trees create different
 versions
Date: Fri, 14 Mar 2025 09:06:26 -0300

Rob Browning <rlb <at> defaultvalue.org> writes:

> If you try to build two trees from the same source directory at the
> same time, alternating the respective SRCDIR/configure, make, and make
> install operations, the first tree will end up with a ".2" version while
> the second tree will end up with a ".1" version.  This doesn't happen if
> you don't have separate "make" and "make install" steps.
>
> I don't know if this behavior is intentional, but in case it's not, I
> thought I'd report it.
>
> You can trivially reproduce the situation with this script (using the
> 23.0.96 archive), and note that the same thing still happens if you omit
> the differing configure arguments:
>
> #!/bin/bash
>
> set -e
> set -x
>
> tar xf emacs-23.0.96.tar.gz
>
> mkdir -p build/1
> mkdir -p build/2
>
> (cd build/1 && ../../emacs-23.0.96/configure --with-x=yes)
> (cd build/2 && ../../emacs-23.0.96/configure --with-x=no)
>
> (cd build/1 && make)
> (cd build/2 && make)
>
> mkdir -p install/1
> mkdir -p install/2
>
> inst_1="$(pwd)/install/1"
> inst_2="$(pwd)/install/2"
>
> (cd build/1 && make DESTDIR="${inst_1}")
> (cd build/2 && make DESTDIR="${inst_2}")
>
> find -name "emacs-23.*"
> find -name "DOC*"

I'm not able to reproduce it.  This was 16 years ago, perhaps it got
fixed someway? I can't tell it from the Makefile, but perhaps someone
can.

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