build: Add 'waf-build-system'.

* guix/build-system/waf.scm,
  guix/build/waf-build-system.scm: New files.
* Makefile.am (MODULES): Add them.
* doc/guix.texi (Build Systems): Document waf-build-system.

1 files changed, 86 insertions, 0 deletions

diff --git a/guix/build/waf-build-system.scm b/guix/build/waf-build-system.scm
new file mode 100644
index 0000000000..e64b51abc0
--- /dev/null
+++ b/guix/build/waf-build-system.scm
@@ -0,0 +1,86 @@
+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2015 Ricardo Wurmus <rekado@elephly.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 waf-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 ftw)
+  #:use-module (srfi srfi-1)
+  #:use-module (srfi srfi-26)
+  #:export (%standard-phases
+            waf-build))
+
+;; Commentary:
+;;
+;; Builder-side code of the standard waf build procedure.
+;;
+;; Code:
+
+
+(define (call-waf command params)
+  (if (file-exists? "waf")
+      (begin
+         (format #t "running \"python waf\" with command ~s and parameters ~s~%"
+                command params)
+         (zero? (apply system* "python" "waf" command params)))
+      (error "no waf found")))
+
+(define* (configure #:key target native-inputs inputs outputs
+                    (configure-flags '())
+                    #:allow-other-keys)
+  "Build a given waf application."
+  (let* ((prefix (assoc-ref outputs "out"))
+         (flags  `(,(string-append "--prefix=" prefix)
+                   ,@configure-flags)))
+    (call-waf "configure" flags)))
+
+(define* (build #:rest empty)
+  "Build a given waf application."
+  (call-waf "build" '()))
+
+(define* (check #:key tests? test-target #:allow-other-keys)
+  "Run the test suite of a given waf application."
+  (if tests?
+    (call-waf test-target '())
+    #t))
+
+(define* (install #:key outputs inputs (configure-flags '())
+                  #:allow-other-keys)
+  "Install a given waf application."
+  (let* ((out (assoc-ref outputs "out"))
+         (params (append (list (string-append "--prefix=" out))
+                         configure-flags)))
+        (call-waf "install" params)))
+
+(define %standard-phases
+  (alist-replace
+   'configure configure
+   (alist-replace
+    'build build
+    (alist-replace
+     'check check
+     (alist-replace 'install install
+                    gnu:%standard-phases)))))
+
+(define* (waf-build #:key inputs (phases %standard-phases)
+                       #:allow-other-keys #:rest args)
+  "Build the given waf application, applying all of PHASES in order."
+  (apply gnu:gnu-build #:inputs inputs #:phases phases args))
+
+;;; waf-build-system.scm ends here