From df34f478944217b8621315acbe21d1f1dd63f4be Mon Sep 17 00:00:00 2001
From: Maxim Cournoyer <maxim.cournoyer@gmail.com>
Date: Sat, 3 Jun 2017 23:43:02 -0700
Subject: build-system: emacs: Factorize include/exclude default arguments.

The `install' phase of the emacs-build-system contained default arguments
duplicated from the host side `emacs-build' procedure. This change factorizes
them so that:

1. They are not duplicated.
2. They can be reused and extended easily when defining emacs packages.

* guix/build/emacs-build-system.scm (%default-include, %default-exclude): New
  variables.
(install): Use %default-include and %default-exclude as default arguments.
* guix/build-system/emacs.scm: Use and re-export %default-include,
%default-exclude from (guix build emacs-build-system).
(emacs-build): Use %default-include and %default-exclude as default arguments.

Signed-off-by: Arun Isaac <arunisaac@systemreboot.net>
---
 guix/build-system/emacs.scm | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

(limited to 'guix/build-system')

diff --git a/guix/build-system/emacs.scm b/guix/build-system/emacs.scm
index 9a46ecfd26..02296829c6 100644
--- a/guix/build-system/emacs.scm
+++ b/guix/build-system/emacs.scm
@@ -17,6 +17,8 @@
 ;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.
 
 (define-module (guix build-system emacs)
+  #:use-module ((guix build emacs-build-system)
+                #:select (%default-include %default-exclude))
   #:use-module (guix store)
   #:use-module (guix utils)
   #:use-module (guix packages)
@@ -28,7 +30,10 @@
   #:use-module (srfi srfi-26)
   #:export (%emacs-build-system-modules
             emacs-build
-            emacs-build-system))
+            emacs-build-system)
+  #:re-export (%default-include         ;for convenience
+               %default-exclude))
+
 
 ;; Commentary:
 ;;
@@ -83,8 +88,8 @@
                       (phases '(@ (guix build emacs-build-system)
                                   %standard-phases))
                       (outputs '("out"))
-                      (include ''("^[^/]*\\.el$" "^[^/]*\\.info$" "^doc/.*\\.info$"))
-                      (exclude ''("^\\.dir-locals\\.el$" "-pkg\\.el$" "^[^/]*tests?\\.el$"))
+                      (include (quote %default-include))
+                      (exclude (quote %default-exclude))
                       (search-paths '())
                       (system (%current-system))
                       (guile #f)
-- 
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