blob: ba680fd1a95beb516aa6a4421867ea72a7e1c36e (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
|
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2014 Federico Beffa <beffa@fbengineering.ch>
;;; Copyright © 2014, 2015 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2018 Mark H Weaver <mhw@netris.org>
;;;
;;; This file is part of GNU Guix.
;;;
;;; GNU Guix is free software; you can redistribute it and/or modify it
;;; under the terms of the GNU General Public License as published by
;;; the Free Software Foundation; either version 3 of the License, or (at
;;; your option) any later version.
;;;
;;; GNU Guix is distributed in the hope that it will be useful, but
;;; WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;;; GNU General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
(define-module (guix build glib-or-gtk-build-system)
#:use-module ((guix build gnu-build-system) #:prefix gnu:)
#:use-module (guix build utils)
#:use-module (ice-9 match)
#:use-module (ice-9 regex)
#:use-module (ice-9 ftw)
#:use-module (srfi srfi-1)
#:use-module (srfi srfi-26)
#:export (%standard-phases
glib-or-gtk-build))
;; Commentary:
;;
;; Builder-side code of the standard glib-or-gtk build procedure.
;;
;; Code:
(define (subdirectory-exists? parent sub-directory)
(directory-exists? (string-append parent sub-directory)))
(define (directory-included? directory directories-list)
"Is DIRECTORY included in DIRECTORIES-LIST?"
(fold (lambda (s p) (or (string-ci=? s directory) p))
#f directories-list))
;; We do not include $HOME/.guix-profile/gtk-v.0 (v=2 or 3) because we do not
;; want to mix gtk+-2 and gtk+-3 modules. See
;; https://developer.gnome.org/gtk3/stable/gtk-running.html
(define (gtk-module-directories inputs)
"Check for the existence of \"libdir/gtk-v.0\" in INPUTS. Return a list
with all found directories."
(let* ((version
(if (string-match "gtk\\+-3"
(or (assoc-ref inputs "gtk+")
(assoc-ref inputs "source")
"gtk+-3")) ; we default to version 3
"3.0"
"2.0"))
(gtk-module
(lambda (input prev)
(let* ((in (match input
((_ . dir) dir)
(_ "")))
(libdir
(string-append in "/lib/gtk-" version)))
(if (and (directory-exists? libdir)
(not (directory-included? libdir prev)))
(cons libdir prev)
prev)))))
(fold gtk-module '() inputs)))
;; See
;; http://www.freedesktop.org/wiki/DesktopThemeSpec
;; http://freedesktop.org/wiki/Specifications/sound-theme-spec
;; http://freedesktop.org/wiki/Specifications/icon-theme-spec
;;
;; Currently desktop themes are not well supported and do not honor
;; XDG_DATA_DIRS. One example is evince which only looks for desktop themes
;; in $HOME/.themes (for backward compatibility) and in XDG_DATA_HOME (which
;; defaults to $HOME/.local/share). One way to handle these applications
;; appears to be by making $HOME/.themes a symlink to
;; $HOME/.guix-profile/share/themes.
(define (data-directories inputs)
"Check for the existence of \"$datadir/glib-2.0/schemas\" or XDG themes data
in INPUTS. Return a list with all found directories."
(define (data-directory input previous)
(let* ((in (match input
((_ . dir) dir)
(_ "")))
(datadir (string-append in "/share")))
(if (and (or (subdirectory-exists? datadir "/glib-2.0/schemas")
(subdirectory-exists? datadir "/sounds")
(subdirectory-exists? datadir "/themes")
(subdirectory-exists? datadir "/cursors")
(subdirectory-exists? datadir "/wallpapers")
(subdirectory-exists? datadir "/icons")
(subdirectory-exists? datadir "/mime")) ;shared-mime-info
(not (directory-included? datadir previous)))
(cons datadir previous)
previous)))
(fold data-directory '() inputs))
;; All GIO modules are expected to be installed in GLib's $libdir/gio/modules
;; directory. That directory has to include a file called giomodule.cache
;; listing all available modules. GIO can be made aware of modules in other
;; directories with the help of the environment variable GIO_EXTRA_MODULES.
;; The official GIO documentation states that this environment variable should
;; only be used for testing and not in a production environment. However, it
;; appears that there is no other way of specifying multiple modules
;; directories (NIXOS also does use this variable). See
;; https://developer.gnome.org/gio/stable/running-gio-apps.html
(define (gio-module-directories inputs)
"Check for the existence of \"$libdir/gio/modules\" in the INPUTS and
returns a list with all found directories."
(define (gio-module-directory input previous)
(let* ((in (match input
((_ . dir) dir)
(_ "")))
(gio-mod-dir (string-append in "/lib/gio/modules")))
(if (and (directory-exists? gio-mod-dir)
(not (directory-included? gio-mod-dir previous)))
(cons gio-mod-dir previous)
previous)))
(fold gio-module-directory '() inputs))
(define* (wrap-all-programs #:key inputs outputs
(glib-or-gtk-wrap-excluded-outputs '())
#:allow-other-keys)
"Implement phase \"glib-or-gtk-wrap\": look for GSettings schemas and
gtk+-v.0 libraries and create wrappers with suitably set environment variables
if found.
Wrapping is not applied to outputs whose name is listed in
GLIB-OR-GTK-WRAP-EXCLUDED-OUTPUTS. This is useful when an output is known not
to contain any GLib or GTK+ binaries, and where wrapping would gratuitously
add a dependency of that output on GLib and GTK+."
(define handle-output
(match-lambda
((output . directory)
(unless (member output glib-or-gtk-wrap-excluded-outputs)
(let* ((bindir (string-append directory "/bin"))
(libexecdir (string-append directory "/libexec"))
(bin-list (append (find-files bindir ".*")
(find-files libexecdir ".*")))
(datadirs (data-directories
(alist-cons output directory inputs)))
(gtk-mod-dirs (gtk-module-directories
(alist-cons output directory inputs)))
(gio-mod-dirs (gio-module-directories
(alist-cons output directory inputs)))
(data-env-var
(if (not (null? datadirs))
`("XDG_DATA_DIRS" ":" prefix ,datadirs)
#f))
(gtk-mod-env-var
(if (not (null? gtk-mod-dirs))
`("GTK_PATH" ":" prefix ,gtk-mod-dirs)
#f))
(gio-mod-env-var
(if (not (null? gio-mod-dirs))
`("GIO_EXTRA_MODULES" ":" prefix ,gio-mod-dirs)
#f)))
(cond
((and data-env-var gtk-mod-env-var gio-mod-env-var)
(for-each (cut wrap-program <>
data-env-var
gtk-mod-env-var
gio-mod-env-var)
bin-list))
((and data-env-var gtk-mod-env-var (not gio-mod-env-var))
(for-each (cut wrap-program <>
data-env-var
gtk-mod-env-var)
bin-list))
((and data-env-var (not gtk-mod-env-var) gio-mod-env-var)
(for-each (cut wrap-program <>
data-env-var
gio-mod-env-var)
bin-list))
((and (not data-env-var) gtk-mod-env-var gio-mod-env-var)
(for-each (cut wrap-program <>
gio-mod-env-var
gtk-mod-env-var)
bin-list))
((and data-env-var (not gtk-mod-env-var) (not gio-mod-env-var))
(for-each (cut wrap-program <>
data-env-var)
bin-list))
((and (not data-env-var) gtk-mod-env-var (not gio-mod-env-var))
(for-each (cut wrap-program <>
gtk-mod-env-var)
bin-list))
((and (not data-env-var) (not gtk-mod-env-var) gio-mod-env-var)
(for-each (cut wrap-program <>
gio-mod-env-var)
bin-list))))))))
(for-each handle-output outputs)
#t)
(define* (compile-glib-schemas #:key outputs #:allow-other-keys)
"Implement phase \"glib-or-gtk-compile-schemas\": compile \"glib\" schemas
if needed."
(for-each (match-lambda
((output . directory)
(let ((schemasdir (string-append directory
"/share/glib-2.0/schemas")))
(when (and (directory-exists? schemasdir)
(not (file-exists?
(string-append schemasdir "/gschemas.compiled"))))
(invoke "glib-compile-schemas" schemasdir)))))
outputs)
#t)
(define %standard-phases
(modify-phases gnu:%standard-phases
(add-after 'install 'glib-or-gtk-compile-schemas compile-glib-schemas)
(add-after 'install 'glib-or-gtk-wrap wrap-all-programs)))
(define* (glib-or-gtk-build #:key inputs (phases %standard-phases)
#:allow-other-keys #:rest args)
"Build the given package, applying all of PHASES in order."
(apply gnu:gnu-build #:inputs inputs #:phases phases args))
;;; glib-or-gtk-build-system.scm ends here
|