Re: [PATCH -v3] Fix gtk-im-modules for gtk+3

[iyzsong@member.fsf.org (宋文武)]

"Huang, Ying" <huang_ying_caritas@163.com> writes:

> Hi, Wenwu,
>
> iyzsong@member.fsf.org (宋文武) writes:
>
>> "Huang, Ying" <huang_ying_caritas@163.com> writes:
>>
>>> [...]
>>>> -                    #$(if gtk+   (build gtk+   "3.0.0")  #t)
>>>> -                    #$(if gtk+-2 (build gtk+-2 "2.10.0") #t))))
>>>> +                    #$(if gtk+
>>>> +                          (build
>>>> +                           gtk+ "3.0.0"
>>>> +                           #~(string-append
>>>> +                              #$gtk+:bin "/bin/gtk-query-immodules-3.0"))
>>>
>>> If "gtk+" is store path instead of package, this doesn't work.  In a
>>> previous version, "gtk+" will be store path, it is package now.  If it
>>> will always be package in the future.  We can pass the store path of
>>> target output too.
>>
>> Oh, you're right!
>>
>> We can use the gtk+ package object here:
>>
>> [attachment]
>>
>> 0001-profiles-gtk-im-modules-Fix-for-gtk3.patch
>>
>> From a0b9a36b4e902fd6f456fa596c6220c708c35f71 Mon Sep 17 00:00:00 2001
>> From: "huang_ying_caritas@163.com" <huang_ying_caritas@163.com>
>> Date: Sun, 5 Feb 2017 13:41:47 +0800
>> Subject: [PATCH] profiles: gtk-im-modules: Fix for gtk3.
>>
>> Gtk+3 now have multiple outputs, so the gtk-query-immodules-3.0 should be find
>> in output "bin" instead of "out".
>>
>> * guix/profiles.scm (gtk-im-modules): Pass the path of gtk-query-immodules-x.x
>> as 'query' argument to the 'build' procedure.
>> ---
>>  guix/profiles.scm | 26 +++++++++++++++++++-------
>>  1 file changed, 19 insertions(+), 7 deletions(-)
>>
>> diff --git a/guix/profiles.scm b/guix/profiles.scm
>> index 495a9e2e7..de82eae34 100644
>> --- a/guix/profiles.scm
>> +++ b/guix/profiles.scm
>> @@ -739,7 +739,7 @@ for both major versions of GTK+."
>>    (mlet %store-monad ((gtk+   (manifest-lookup-package manifest "gtk+" "3"))
>>                        (gtk+-2 (manifest-lookup-package manifest "gtk+" "2")))
>>  
>> -    (define (build gtk gtk-version)
>> +    (define (build gtk gtk-version query)
>>        (let ((major (string-take gtk-version 1)))
>>          (with-imported-modules '((guix build utils)
>>                                   (guix build union)
>> @@ -756,8 +756,6 @@ for both major versions of GTK+."
>>  
>>                (let* ((prefix  (string-append "/lib/gtk-" #$major ".0/"
>>                                               #$gtk-version))
>> -                     (query   (string-append #$gtk "/bin/gtk-query-immodules-"
>> -                                             #$major ".0"))
>>                       (destdir (string-append #$output prefix))
>>                       (moddirs (cons (string-append #$gtk prefix "/immodules")
>>                                      (filter file-exists?
>> @@ -768,7 +766,7 @@ for both major versions of GTK+."
>>  
>>                  ;; Generate a new immodules cache file.
>>                  (mkdir-p (string-append #$output prefix))
>> -                (let ((pipe    (apply open-pipe* OPEN_READ query modules))
>> +                (let ((pipe    (apply open-pipe* OPEN_READ #$query modules))
>>                        (outfile (string-append #$output prefix
>>                                                "/immodules-gtk" #$major ".cache")))
>>                    (dynamic-wind
>> @@ -783,9 +781,23 @@ for both major versions of GTK+."
>>                        (close-pipe pipe)))))))))
>>  
>>      ;; Don't run the hook when there's nothing to do.
>> -    (let ((gexp #~(begin
>> -                    #$(if gtk+   (build gtk+   "3.0.0")  #t)
>> -                    #$(if gtk+-2 (build gtk+-2 "2.10.0") #t))))
>> +    (let* ((pkg-gtk+ (module-ref        ; lazy reference
>> +                      (resolve-interface '(gnu packages gtk)) 'gtk+))
>> +           (gexp #~(begin
>> +                     #$(if gtk+
>> +                           (build
>> +                            gtk+ "3.0.0"
>> +                            ;; Use 'gtk-query-immodules-3.0' from the 'bin'
>> +                            ;; output of latest gtk+ package.
>> +                            #~(string-append
>> +                               #$pkg-gtk+:bin "/bin/gtk-query-immodules-3.0"))
>> +                           #t)
>> +                     #$(if gtk+-2
>> +                           (build
>> +                            gtk+-2 "2.10.0"
>> +                            #~(string-append
>> +                               #$gtk+-2 "/bin/gtk-query-immodules-2.0"))
>> +                           #t))))
>>        (if (or gtk+ gtk+-2)
>>            (gexp->derivation "gtk-im-modules" gexp
>>                              #:local-build? #t
>
> This should work.  But I don't think it is perfect.  It may refer to the
> gtk-query-immodules-3.0 not with the exact same version.

Yes..  but it's acceptable, if we don't require and use gtk+:bin in
profile, then I think the latest gtk+ is the only choice?

Pushed, thank you!