Thomas Morley <thomasmorle...@gmail.com> writes:
> 2017-10-27 23:13 GMT+02:00 David Kastrup <d...@gnu.org>:
>>
>> It's a bit tricky. Maybe we should cherry-pick the necessary
>> compatibility patches to the stable branches' tips? If you want to
>> bisect, you'd need to skim them in as well, I guess.
>
> The compability patch is likely:
>
> commit [r2545fab01a601743bb3ecc18942cf14263ccfc6c]
> Author: David Kastrup <d...@gnu.org>
> Date: Sat May 2 00:35:35 2015 +0200
>
> Issue 4364: Allow ImageMagick's compare to exit with status 1
>
> Apparently Ubuntu 15.04 has a version of "compare" that cannot be easily
> persuaded to return anything but exit status 1 (which indicates
> dissimilar images but no actual error condition) so we allow this in
> script/build/output-distance.py in order to keep "make check" from
> failing.
>
> This patch is somewhat artless but does the trick.
>
> Putting this one on top of my local copy of remotes/origin/stable/2.18
> makes it work with GNU Make 4.1
>
> Though, not for my 2.16.-branch.
> I get:
> ~/lilypond-git/build (dev/2-16-test)$ make -j5
> /home/hermann/lilypond-git/stepmake/stepmake/po-targets.make:41: ***
> recipe commences before first target. Stop.
> Not sure what it makes it fail here but succeeds for 2.18.
commit 1ca9814191d16fd3c571d93035247db039254fc1
Author: Julien Rioux <julien.ri...@gmail.com>
Date: Mon Oct 28 21:42:43 2013 +0100
Build: Fix compilation with GNU make 4.0
Fix "recipes commence before first target" error.
Patch from Thomas Klausner.
--
David Kastrup
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