bug#22420: Zsh test failure

[ludo@gnu.org (Ludovic Courtès)]

Leo Famulari <leo@famulari.name> skribis:

> On Thu, Jan 21, 2016 at 10:02:53PM +0100, Ludovic Courtès wrote:
>> Leo Famulari <leo@famulari.name> skribis:
>> 
>> > Zsh fails to build due to a test failure on my system (x86_64).
>> >
>> > The test suite does not report where the failure occurs but I believe it
>> > is in section 'Test/B02typeset.ztst' as a result of patch-shebang
>> > failing to find a binary interpreter for 'Test/ztst.zsh':
>> >
>> > patch-shebang: ./Test/ztst.zsh: warning: no binary for interpreter `zsh' found in $PATH
>> >
>> > I wonder if this means that the file is being interpreted by Bash, or
>> > maybe the 'sh' mode of Bash.
>> 
>> It means that the ztst.zsh contains #!/usr/bin/zsh or similar, and when
>> the ‘patch-shebangs’ phase runs, there’s no ‘zsh’ binary in $PATH, so
>> the file is left unpatched with its bogus shebang.
>> 
>> That means that attempts to exec ztst.zsh systematically fail.
>> 
>> However, I see that Zsh appears to build fine on x86_64-linux as of
>> v0.9.0-1121-gaca738f.  What Guix commit are you using?
>
> Currently, feb767b23c7c. I noticed it was failing on core-updates and
> decided to investigate; this commit is on master, not core-updates.

On my x86_64 machine, commit, I’ve just run:

--8<---------------cut here---------------start------------->8---
$ ./pre-inst-env guix build zsh --rounds=3 -K --no-substitutes
[...]
@ build-succeeded /gnu/store/0g7d2ccznwrw010mlfjzzgvycc28vfyx-zsh-5.1.1.drv -
/gnu/store/1wv2flclz8nnkiq1j1s2aphqp9lk68i6-zsh-5.1.1
$ guix hash -r /gnu/store/1wv2flclz8nnkiq1j1s2aphqp9lk68i6-zsh-5.1.1
0s634s0z2b53fj3yd16bydh0qqh1xqjsjnwr59lbkqpd7yprpqma
$ git describe 
v0.9.0-1135-gedfa91a
--8<---------------cut here---------------end--------------->8---

What system are you using?

> I have confirmed the failure is in 'Test/B02typeset.ztst'.

Could you post the relevant part of the build log?

TIA,
Ludo’.