bug#26941: New font-build-system

[Ludovic Courtès]

Arun Isaac <address@hidden> skribis:

>>>>> A side issue: I feel that the `install-file' procedure should print out
>>>>> what it's doing to stdout (or some log port). Something like:
>>>>>
>>>>> (format #t "~a -> ~a~%" source destination)
>>>>>
>>>>> This would save us the trouble of implementing this log printing
>>>>> everywhere `install-file' is called. For example, this could be very
>>>>> useful in the 'install' phase of the font-build-sytem. WDYT?
>>>>
>>>> Do we really need to print something in the first place?  :-)  Some
>>>> procedures in (guix build utils) do that, indeed, but I’m not sure it’s
>>>> useful for something as simple as ‘install-file’.  Thoughts?
>>>
>>> Yes, I think it is really important. Without the verbose output, one
>>> will have to stare at a blank screen, guessing at what is
>>> happening. Long verbose output feels reassuring that something is going
>>> on. :-) Also, verbose output for `install-file' might help in debugging
>>> correct source/destination paths.
>>
>> OK.  I’m not entirely convinced, because I think that either the build
>> completes and it’s easy to check that the files are where you wanted
>> them to be, or it fails, and you get an exception.  I’m not strongly
>> opposed either, so perhaps something to consider in the next
>> ‘core-updates’ cycle.
>
> Should I send a patch for this?

Maybe we should see if there’s support for this.  If you could get a
couple of “+1”s, that’d be good.  :-)

>>> From a0bda2fc48c6d2c7809805251154c49e8be76d67 Mon Sep 17 00:00:00 2001
>>> From: Arun Isaac <address@hidden>
>>> Date: Mon, 15 May 2017 20:08:57 +0530
>>> Subject: [PATCH 1/5] build-system: Add 'font-build-system'.
>>>
>>> * Makefile.am (MODULES): Add 'guix/build-system/font.scm' and
>>>   'guix/build/font-build-system.scm'.
>>> * guix/build-system/font.scm: New file.
>>> * guix/build/font-build-system.scm: New file.
>>> * doc/guix.texi (Build Systems): Add 'font-build-system'.
>>
>> Alright, OK for this and the following patches.
>
> I'll push these shortly, and begin work on migrating the other font
> packages to the new font-build-system.

Awesome!

Ludo’.