Re: guix hash of source from git repository.

[ludo@gnu.org (Ludovic Courtès)]

Catonano <catonano@gmail.com> skribis:

> Hi Dmitry,
>
> 2017-02-21 22:19 GMT+01:00 Dmitry Nikolaev <cameltheman@gmail.com>:
>
>> When writing package definition, what if I download sources from git
>> repository? For example:
>>
>> (define-public libwebsockets
>>   (package
>>     (name "libwebsockets")
>>     (version "1.3")
>>     (source (origin
>>               ;; The project does not publish tarballs, so we have to take
>>               ;; things from Git.
>>               (method git-fetch)
>>               (uri (git-reference
>>                     (url "git://git.libwebsockets.org/libwebsockets")
>>                     (commit (string-append "v" version
>>                                            "-chrome37-firefox30"))))
>>               (sha256
>>                (base32
>>                 "12fqh2d2098mgf0ls19p9lzibpsqhv7mc5rn1yvrbfnazmcr40g4"))
>>               (file-name (string-append name "-" version))))
>> ...
>>
>> How do I calculate this 12fqh2d...?
>>
>> Dmitry Nikolaev
>>
>
> You clone the git repository locally, then you use 'guix hash' as explained
> in this page of the manual (the option you want to use is "--recursive")
>
> https://www.gnu.org/software/guix/manual/html_node/Invoking-guix-hash.html

Specifically, ‘guix hash -rx .’ on a fresh clone, as shown at the
bottom of this page.

Ludo’.