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authorNikita Karetnikov <nikita@karetnikov.org>2013-05-08 22:44:28 +0000
committerNikita Karetnikov <nikita@karetnikov.org>2013-05-08 22:46:12 +0000
commit40506d5d925479cf024adbf14e39197550b5ab56 (patch)
treed2718053fe94c11b3fbe237a2c6fd2c107ff7343
parent3309e3a103d7dfe62364346977e139e3519eb580 (diff)
downloadpatches-40506d5d925479cf024adbf14e39197550b5ab56.tar
patches-40506d5d925479cf024adbf14e39197550b5ab56.tar.gz
Add 'python-build-system'.
* guix/build-system/python.scm, guix/build/python-build-system.scm: New files. * Makefile.am (MODULES): Add them.
-rw-r--r--Makefile.am2
-rw-r--r--guix/build-system/python.scm115
-rw-r--r--guix/build/python-build-system.scm91
3 files changed, 208 insertions, 0 deletions
diff --git a/Makefile.am b/Makefile.am
index 1e440627e1..eddcd5ac9b 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -46,6 +46,7 @@ MODULES = \
guix/build-system/cmake.scm \
guix/build-system/gnu.scm \
guix/build-system/perl.scm \
+ guix/build-system/python.scm \
guix/build-system/trivial.scm \
guix/ftp-client.scm \
guix/web.scm \
@@ -56,6 +57,7 @@ MODULES = \
guix/build/cmake-build-system.scm \
guix/build/gnu-build-system.scm \
guix/build/perl-build-system.scm \
+ guix/build/python-build-system.scm \
guix/build/utils.scm \
guix/build/union.scm \
guix/build/rpath.scm \
diff --git a/guix/build-system/python.scm b/guix/build-system/python.scm
new file mode 100644
index 0000000000..2457e1c57d
--- /dev/null
+++ b/guix/build-system/python.scm
@@ -0,0 +1,115 @@
+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2013 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2013 Nikita Karetnikov <nikita@karetnikov.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-system python)
+ #:use-module (guix store)
+ #:use-module (guix utils)
+ #:use-module (guix packages)
+ #:use-module (guix derivations)
+ #:use-module (guix build-system)
+ #:use-module (guix build-system gnu)
+ #:use-module (ice-9 match)
+ #:export (python-build
+ python-build-system))
+
+;; Commentary:
+;;
+;; Standard build procedure for Python packages using 'setup.py'. This is
+;; implemented as an extension of 'gnu-build-system'.
+;;
+;; Code:
+
+(define* (python-build store name source inputs
+ #:key
+ (python (@ (gnu packages python) python))
+ (python-version
+ (string-take (package-version
+ (@ (gnu packages python) python)) 3))
+ (tests? #t)
+ (configure-flags ''())
+ (phases '(@ (guix build python-build-system)
+ %standard-phases))
+ (outputs '("out"))
+ (search-paths '())
+ (system (%current-system))
+ (guile #f)
+ (imported-modules '((guix build python-build-system)
+ (guix build gnu-build-system)
+ (guix build utils)))
+ (modules '((guix build python-build-system)
+ (guix build gnu-build-system)
+ (guix build utils))))
+ "Build SOURCE using PYTHON, and with INPUTS. This assumes that SOURCE
+provides a 'setup.py' file as its build system."
+ (define python-search-paths
+ (append (package-native-search-paths python)
+ (standard-search-paths)))
+
+ (define builder
+ `(begin
+ (use-modules ,@modules)
+ (python-build #:name ,name
+ #:source ,(if (and source (derivation-path? source))
+ (derivation-path->output-path source)
+ source)
+ #:configure-flags ,configure-flags
+ #:system ,system
+ #:test-target "test"
+ #:tests? ,tests?
+ #:outputs %outputs
+ #:python-version ,python-version
+ #:search-paths ',(map search-path-specification->sexp
+ (append python-search-paths
+ search-paths))
+ #:inputs %build-inputs)))
+
+ (define guile-for-build
+ (match guile
+ ((? package?)
+ (package-derivation store guile system))
+ ((and (? string?) (? derivation-path?))
+ guile)
+ (#f ; the default
+ (let* ((distro (resolve-interface '(gnu packages base)))
+ (guile (module-ref distro 'guile-final)))
+ (package-derivation store guile system)))))
+
+ (let ((python (package-derivation store python system)))
+ (build-expression->derivation store name system
+ builder
+ `(,@(if source
+ `(("source" ,source))
+ '())
+ ("python" ,python)
+ ,@inputs
+
+ ;; Keep the standard inputs of
+ ;; 'gnu-build-system'.
+ ,@(standard-inputs system))
+
+ #:modules imported-modules
+ #:outputs outputs
+ #:guile-for-build guile-for-build)))
+
+(define python-build-system
+ (build-system (name 'python)
+ (description "The standard Python build system")
+ (build python-build)))
+
+;;; python.scm ends here
diff --git a/guix/build/python-build-system.scm b/guix/build/python-build-system.scm
new file mode 100644
index 0000000000..b892c87fe9
--- /dev/null
+++ b/guix/build/python-build-system.scm
@@ -0,0 +1,91 @@
+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2013 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2013 Nikita Karetnikov <nikita@karetnikov.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 python-build-system)
+ #:use-module ((guix build gnu-build-system)
+ #:renamer (symbol-prefix-proc '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
+ python-build))
+
+;; Commentary:
+;;
+;; Builder-side code of the standard Python package build procedure.
+;;
+;; Code:
+
+(define* (install #:key outputs (configure-flags '())
+ #:allow-other-keys)
+ "Install a given Python package."
+ (let ((out (assoc-ref outputs "out")))
+ (if (file-exists? "setup.py")
+ (let ((args `("setup.py" "install" ,(string-append "--prefix=" out)
+ ,@configure-flags)))
+ (format #t "running 'python' with arguments ~s~%" args)
+ (zero? (apply system* "python" args)))
+ (error "no setup.py found"))))
+
+(define* (wrap #:key outputs python-version #:allow-other-keys)
+ (define (list-of-files dir)
+ (map (cut string-append dir "/" <>)
+ (or (scandir dir (lambda (f)
+ (let ((s (stat (string-append dir "/" f))))
+ (eq? 'regular (stat:type s)))))
+ '())))
+
+ (define bindirs
+ (append-map (match-lambda
+ ((_ . dir)
+ (list (string-append dir "/bin")
+ (string-append dir "/sbin"))))
+ outputs))
+
+ (let* ((out (assoc-ref outputs "out"))
+ (var `("PYTHONPATH" prefix
+ ,(cons (string-append out "/lib/python"
+ python-version "/site-packages")
+ (search-path-as-string->list
+ (or (getenv "PYTHONPATH") ""))))))
+ (for-each (lambda (dir)
+ (let ((files (list-of-files dir)))
+ (for-each (cut wrap-program <> var)
+ files)))
+ bindirs)))
+
+(define %standard-phases
+ ;; 'configure' and 'build' phases are not needed. Everything is done during
+ ;; 'install'.
+ (alist-cons-after
+ 'install 'wrap
+ wrap
+ (alist-replace 'install install
+ (alist-delete 'configure
+ (alist-delete 'build
+ gnu:%standard-phases)))))
+
+(define* (python-build #:key inputs (phases %standard-phases)
+ #:allow-other-keys #:rest args)
+ "Build the given Python package, applying all of PHASES in order."
+ (apply gnu:gnu-build #:inputs inputs #:phases phases args))
+
+;;; python-build-system.scm ends here