From 3d90fa982b489cea2ccd2c0b14d63d45923e294a Mon Sep 17 00:00:00 2001
From: Arun Isaac <arunisaac@systemreboot.net>
Date: Mon, 15 May 2017 20:08:57 +0530
Subject: 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'.
---
 guix/build-system/font.scm | 130 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 130 insertions(+)
 create mode 100644 guix/build-system/font.scm

(limited to 'guix/build-system')

diff --git a/guix/build-system/font.scm b/guix/build-system/font.scm
new file mode 100644
index 0000000000..f448c302c2
--- /dev/null
+++ b/guix/build-system/font.scm
@@ -0,0 +1,130 @@
+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2017 Arun Isaac <arunisaac@systemreboot.net>
+;;;
+;;; 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-system font)
+  #:use-module (guix utils)
+  #:use-module (guix packages)
+  #:use-module (guix derivations)
+  #:use-module (guix search-paths)
+  #:use-module (guix build-system)
+  #:use-module (guix build-system gnu)
+  #:use-module (ice-9 match)
+  #:export (%font-build-system-modules
+            font-build
+            font-build-system))
+
+;; Commentary:
+;;
+;; Standard build procedure for fonts.  This is implemented as an extension of
+;; 'gnu-build-system'.
+;;
+;; Code:
+
+(define %font-build-system-modules
+  ;; Build-side modules imported by default.
+  `((guix build font-build-system)
+    ,@%gnu-build-system-modules))
+
+(define* (lower name
+                #:key source inputs native-inputs outputs system target
+                #:allow-other-keys
+                #:rest arguments)
+  "Return a bag for NAME."
+  (define private-keywords
+    '(#:target #:inputs #:native-inputs))
+
+  (bag
+    (name name)
+    (system system)
+    (host-inputs `(,@(if source
+                         `(("source" ,source))
+                         '())
+                   ,@inputs
+                   ,(list "tar" (module-ref (resolve-interface '(gnu packages base)) 'tar))
+                   ,(list "unzip" (module-ref (resolve-interface '(gnu packages zip)) 'unzip))
+                   ,@(let ((compression (resolve-interface '(gnu packages compression))))
+                       (map (match-lambda
+                              ((name package)
+                               (list name (module-ref compression package))))
+                            `(("gzip" gzip)
+                              ("bzip2" bzip2)
+                              ("xz" xz))))))
+    (build-inputs native-inputs)
+    (outputs outputs)
+    (build font-build)
+    (arguments (strip-keyword-arguments private-keywords arguments))))
+
+(define* (font-build store name inputs
+                     #:key source
+                     (tests? #t)
+                     (test-target "test")
+                     (configure-flags ''())
+                     (phases '(@ (guix build font-build-system)
+                                 %standard-phases))
+                     (outputs '("out"))
+                     (search-paths '())
+                     (system (%current-system))
+                     (guile #f)
+                     (imported-modules %font-build-system-modules)
+                     (modules '((guix build font-build-system)
+                                (guix build utils))))
+  "Build SOURCE with INPUTS."
+  (define builder
+    `(begin
+       (use-modules ,@modules)
+       (font-build #:name ,name
+                   #:source ,(match (assoc-ref inputs "source")
+                               (((? derivation? source))
+                                (derivation->output-path source))
+                               ((source)
+                                source)
+                               (source
+                                source))
+                   #:configure-flags ,configure-flags
+                   #:system ,system
+                   #:test-target ,test-target
+                   #:tests? ,tests?
+                   #:phases ,phases
+                   #:outputs %outputs
+                   #:search-paths ',(map search-path-specification->sexp
+                                         search-paths)
+                   #:inputs %build-inputs)))
+
+  (define guile-for-build
+    (match guile
+      ((? package?)
+       (package-derivation store guile system #:graft? #f))
+      (#f                                         ; the default
+       (let* ((distro (resolve-interface '(gnu packages commencement)))
+              (guile  (module-ref distro 'guile-final)))
+         (package-derivation store guile system #:graft? #f)))))
+
+  (build-expression->derivation store name builder
+                                #:inputs inputs
+                                #:system system
+                                #:modules imported-modules
+                                #:outputs outputs
+                                #:guile-for-build guile-for-build))
+
+(define font-build-system
+  (build-system
+    (name 'font)
+    (description "The build system for font packages")
+    (lower lower)))
+
+;;; font.scm ends here
-- 
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