Subject: vim-build-system
From: Efraim Flashner <[email-masked]>
To: [email-masked]
Date: Wed, 27 Jun 2018 23:04:54 +0300
List-Id: <debbugs-submit.debbugs.gnu.org>

This patch got forgotten about a year ago

-- 
Efraim Flashner   <[email-masked]>   אפרים פלשנר
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Subject: Re: PATCH in need for discussion: vim-build-system
From: ng0 <[email-masked]>
To: Efraim Flashner <[email-masked]>, [email-masked]
Date: Sun, 2 Jul 2017 19:56:07 +0000

ng0 transcribed 1.3K bytes:
> I found the mistake, a simple typo. Updated patch coming soon.

That would've been too easy, but there was a typo.
-- 
ng0
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From 1596e2ca4b9d237359287e35a65acdfd99a48879 Mon Sep 17 00:00:00 2001
From: ng0 <[email-masked]>
Date: Sun, 2 Jul 2017 16:07:48 +0000
Subject: [PATCH 1/2] build-system: Add 'vim-build-system'.

* Makefile.am (MODULES): Add 'guix/build-system/vim.scm' and
'guix/build/vim-build-system.scm'.
* guix/build-system/vim.scm: New file.
* guix/build/vim-build-system.scm: New file.
---
 Makefile.am                     |   2 +
 guix/build-system/vim.scm       | 127 ++++++++++++++++++++++++++++++++++++++++
 guix/build/vim-build-system.scm |  70 ++++++++++++++++++++++
 3 files changed, 199 insertions(+)
 create mode 100644 guix/build-system/vim.scm
 create mode 100644 guix/build/vim-build-system.scm

diff --git a/Makefile.am b/Makefile.am
index f6059d94b..cb36bd849 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -85,6 +85,7 @@ MODULES =					\
   guix/build-system/perl.scm			\
   guix/build-system/python.scm			\
   guix/build-system/ocaml.scm			\
+  guix/build-system/vim.scm                     \
   guix/build-system/waf.scm			\
   guix/build-system/r.scm			\
   guix/build-system/ruby.scm			\
@@ -106,6 +107,7 @@ MODULES =					\
   guix/build/emacs-build-system.scm		\
   guix/build/font-build-system.scm		\
   guix/build/asdf-build-system.scm		\
+  guix/build/vim-build-system.scm               \
   guix/build/git.scm				\
   guix/build/hg.scm				\
   guix/build/glib-or-gtk-build-system.scm	\
diff --git a/guix/build-system/vim.scm b/guix/build-system/vim.scm
new file mode 100644
index 000000000..b3f9831c0
--- /dev/null
+++ b/guix/build-system/vim.scm
@@ -0,0 +1,127 @@
+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2017 ng0 <[email-masked]>
+;;;
+;;; 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 vim)
+  #:use-module (guix utils)
+  #:use-module (guix packages)
+  #:use-module (guix derivations)
+  #:use-module (guix search-paths)
+  #:use-module (guix build-system gnu)
+  #:use-module (ice-9 match)
+  #:export (%vim-build-system-modules
+            vim-build
+            vim-build-system))
+
+;; Commentary:
+;;
+;; Standard build procedure for vim packages.  This is
+;; implemented as an extension of 'gnu-build-system'.
+;;
+;; Code:
+
+(define %vim-build-system-modules
+  ;; Build-side modules imported by default.
+  `((guix build vim-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))
+                   ,@(let ((compression (resolve-interface '(gnu packages compression))))
+                       (map (match-lambda
+                              ((name package)
+                               (list name (module-ref compression package))))
+                            `(("gzip" gzip)
+                              ("bzip2" bzip2)
+                              ("unzip" unzip)
+                              ("xz" xz))))))
+    (build-inputs native-inputs)
+    (outputs outputs)
+    (build vim-build)
+    (arguments (strip-keyword-arguments private-keywords arguments))))
+
+(define* (vim-build store name inputs
+                     #:key source
+                     (tests? #t)
+                     (test-target "test")
+                     (configure-flags ''())
+                     (phases '(@ (guix build vim-build-system)
+                                 %standard-phases))
+                     (outputs '("out"))
+                     (search-paths '())
+                     (system (%current-system))
+                     (guile #f)
+                     (imported-modules %vim-build-system-modules)
+                     (modules '((guix build vim-build-system)
+                                (guix build utils))))
+  "Build SOURCE with INPUTS."
+  (define builder
+    `(begin
+       (use-modules ,@modules)
+       (vim-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 vim-build-system
+  (build-system
+    (name 'vim)
+    (description "The build system for vim packages")
+    (lower lower)))
diff --git a/guix/build/vim-build-system.scm b/guix/build/vim-build-system.scm
new file mode 100644
index 000000000..ca863cef8
--- /dev/null
+++ b/guix/build/vim-build-system.scm
@@ -0,0 +1,70 @@
+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2017 ng0 <[email-masked]>
+;;;
+;;; 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 vim-build-system)
+  #:use-module ((guix build gnu-build-system) #:prefix gnu:)
+  #:use-module (guix build utils)
+  #:use-module (srfi srfi-1)
+  #:use-module (srfi srfi-26)
+  #:export (%standard-phases
+            vim-build))
+
+;; Commentary:
+;;
+;; Builder-side code of the build procedure for vim packages.
+;;
+;; Code:
+
+(define gnu:unpack (assoc-ref gnu:%standard-phases 'unpack))
+
+(define* (unpack #:key source #:allow-other-keys)
+  "Unpack SOURCE into the build directory.  SOURCE may be a compressed
+archive, a directory or a '.vim' file."
+  (if (any (cut string-suffix? <> source)
+           (list ".vim" ".vital"))
+      (begin
+        (mkdir "source")
+        (chdir "source")
+        (copy-file source (strip-store-file-name source))
+        #t)
+      (gnu:unpack #:source source)))
+
+(define* (install #:key outputs #:allow-other-keys)
+  "Install the package contents."
+  (let* ((out (assoc-ref outputs "out"))
+         (source (getcwd))
+         (vimfiles (string-append out "/share/vim/vimfiles")))
+    (lambda (dir)
+      (when (file-exists? dir)
+        (copy-recursively dir (string-append vimfiles "/" dir))))
+    (list "autoload" "after" "doc" "ftdetect" "ftplugin"
+          "indent" "plugin" "rplugin" "syntax")
+    #t))
+
+(define %standard-phases
+  (modify-phases gnu:%standard-phases
+    (replace 'unpack unpack)
+    (delete 'configure)
+    (delete 'check)
+    (delete 'build)
+    (replace 'install install)))
+
+(define* (vim-build #:key inputs (phases %standard-phases)
+                      #:allow-other-keys #:rest args)
+  "Build the given vim package, applying all of PHASES in order."
+  (apply gnu:gnu-build #:inputs inputs #:phases phases args))
-- 
2.13.2

From bb8cf78af6569d2fc9beb1d766d6d748c488e012 Mon Sep 17 00:00:00 2001
From: ng0 <[email-masked]>
Date: Sun, 2 Jul 2017 16:11:19 +0000
Subject: [PATCH 2/2] gnu: vim-neocomplete: Use 'vim-build-system'.

* gnu/packages/vim.scm (vim-neocomplete): Switch to 'vim-build-system'.
---
 gnu/packages/vim.scm | 22 +++-------------------
 1 file changed, 3 insertions(+), 19 deletions(-)

diff --git a/gnu/packages/vim.scm b/gnu/packages/vim.scm
index 27c0b0da9..5672fab69 100644
--- a/gnu/packages/vim.scm
+++ b/gnu/packages/vim.scm
@@ -1,7 +1,7 @@
 ;;; GNU Guix --- Functional package management for GNU
 ;;; Copyright © 2013 Cyril Roelandt <[email-masked]>
 ;;; Copyright © 2016 Efraim Flashner <[email-masked]>
-;;; Copyright © 2016, 2017 ng0 <[email-masked]>
+;;; Copyright © 2016, 2017 ng0 <[email-masked]>
 ;;; Copyright © 2017 Ricardo Wurmus <[email-masked]>
 ;;; Copyright © 2017 Marius Bakke <[email-masked]>
 ;;;
@@ -28,6 +28,7 @@
   #:use-module (guix git-download)
   #:use-module (guix build-system cmake)
   #:use-module (guix build-system gnu)
+  #:use-module (guix build-system vim)
   #:use-module (gnu packages)
   #:use-module (gnu packages acl)
   #:use-module (gnu packages admin) ; For GNU hostname
@@ -195,24 +196,7 @@ configuration files.")
        (sha256
         (base32
          "1307gbrdwam2akq9w2lpijc41740i4layk2qkd9sjkqxfch5lni2"))))
-    (build-system gnu-build-system)
-    (arguments
-     `(#:tests? #f
-       #:phases
-       (modify-phases %standard-phases
-         (delete 'configure)
-         (delete 'build)
-         (replace 'install
-           (lambda* (#:key outputs #:allow-other-keys)
-             (let* ((out (assoc-ref outputs "out"))
-                    (vimfiles (string-append out "/share/vim/vimfiles"))
-                    (autoload (string-append vimfiles "/autoload"))
-                    (doc (string-append vimfiles "/doc"))
-                    (plugin (string-append vimfiles "/plugin")))
-               (copy-recursively "autoload" autoload)
-               (copy-recursively "doc" doc)
-               (copy-recursively "plugin" plugin)
-               #t))))))
+    (build-system vim-build-system)
     (synopsis "Next generation completion framework for Vim")
     (description
      "@code{neocomplete}, an abbreviation of 'neo-completion with cache',
-- 
2.13.2