Re: [PATCH] gitlab: Escape git-describe match pattern on Windows hosts

["Philippe Mathieu-Daudé" <philmd@redhat.com>]

On 9/1/21 5:53 PM, Daniel P. Berrangé wrote:
> On Wed, Sep 01, 2021 at 05:35:42PM +0200, Philippe Mathieu-Daudé wrote:
>> On 9/1/21 5:21 PM, Daniel P. Berrangé wrote:
>>> On Wed, Sep 01, 2021 at 04:17:48PM +0100, Peter Maydell wrote:
>>>> On Wed, 1 Sept 2021 at 15:59, Daniel P. Berrangé <berrange@redhat.com> wrote:
>>>>>
>>>>> On Wed, Sep 01, 2021 at 04:52:29PM +0200, Philippe Mathieu-Daudé wrote:
>>>>>> Properly escape git-describe 'match' pattern to avoid (MinGW):
>>>>>>
>>>>>>   $ if grep -q "EXESUF=.exe" config-host.mak; then make installer;
>>>>>>     version="$(git describe --match v[0-9]*)";
>>>>>>     mv -v qemu-setup*.exe qemu-setup-${version}.exe; fi
>>>>>>   fatal: No names found, cannot describe anything.
>>>>>>   ERROR: Job failed: exit code 1
>>>>>>
>>>>>> Reported-by: Cédric Le Goater <clg@kaod.org>
>>>>>> Fixes: 8619b5ddb56 ("ci: build & store windows installer")
>>>>>> Resolves: https://gitlab.com/qemu-project/qemu/-/issues/591
>>>>>> Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
>>>>>> ---
>>>>>>  .gitlab-ci.d/crossbuild-template.yml | 2 +-
>>>>>>  1 file changed, 1 insertion(+), 1 deletion(-)
>>>>>>
>>>>>> diff --git a/.gitlab-ci.d/crossbuild-template.yml b/.gitlab-ci.d/crossbuild-template.yml
>>>>>> index 10d22dcf6c1..62d33e6661d 100644
>>>>>> --- a/.gitlab-ci.d/crossbuild-template.yml
>>>>>> +++ b/.gitlab-ci.d/crossbuild-template.yml
>>>>>> @@ -14,7 +14,7 @@
>>>>>>      - make -j$(expr $(nproc) + 1) all check-build $MAKE_CHECK_ARGS
>>>>>>      - if grep -q "EXESUF=.exe" config-host.mak;
>>>>>>        then make installer;
>>>>>> -      version="$(git describe --match v[0-9]*)";
>>>>>> +      version="$(git describe --match 'v[0-9]*')";
>>>>>
>>>>> Do you have a pointer to a pipeline showing this fix works ?
>>
>> It worked on my fork but I have some versioned tag:
>> https://gitlab.com/philmd_rh/qemu/-/jobs/1553450025
> 
> I can reproduce the error msg if I do a shallow clone with no history
> 
> $ cd qemu
> $ git describe --match v[0-9]*
> v6.1.0-171-g5e8c1a0c90
> 
> $ cd ..
> $ git clone --depth 1 https://gitlab.com/qemu-project/qemu/ qemu.new
> $ cd qemu.new/
> $ git describe --match v[0-9]*
> fatal: No names found, cannot describe anything.
> 
> but the odd thing is that I think we should have been hitting the
> problem frequently if it was related to git depth. This job passes
> fine in current CI pipelines and my own fork.

FYI it didn't work out on Cédric fork:
https://gitlab.com/legoater/qemu/-/jobs/1553492082