[bug#30385] Add vim-build-system

[Nils Gillmann <ng0@n0.is>]

Ricardo Wurmus transcribed 11K bytes:
> 
> > This adds a first version of a functional vim-build-system.
> 
> Thank you.
> 
> Sorry for the delay.  I just went through this but found a couple of
> defects.
> 
> I fixed the regular expressions in %default-exclude, removed unused
> module imports, and fixed minor indentation problems, but then I noticed
> a few more fundamental problems.
> 
> * %default-exclude is not used.  The “install” phase unconditionally
>    installs everything
> 
> * The build system does not support an #:exclude argument that would
>   allow a user to override the behaviour.  (Compare this to the
>   ant-build-system, which supports excluding tests, for example.)
> 
> * The build system allows users to specify a test-target and disable
>   tests (they default to #t), but there is no check phase anyway.  It
>   also supports configure-flags, but it would not use them.
> 
> Attached is the patch with my minor changes.
> 
> Could you please send an updated patch where these problems are
> addressed?
> 
> Thanks!

Hi,

thanks again for your review. I'm currently busy, I had no time to
work on an update. I will send one soon enough.

This is just as a notice that I'll do it, there's just other tasks
keeping me occupied.

> --
> Ricardo
> 

> From 7decc6cd27af54994abfc396beaeae68a6acd69a Mon Sep 17 00:00:00 2001
> From: ng0 <ng0@infotropique.org>
> Date: Sun, 2 Jul 2017 16:07:48 +0000
> Subject: [PATCH] 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.
> 
> Signed-off-by: Ricardo Wurmus <rekado@elephly.net>
> ---
>  Makefile.am                     |   2 +
>  guix/build-system/vim.scm       | 129 ++++++++++++++++++++++++++++++++
>  guix/build/vim-build-system.scm |  91 ++++++++++++++++++++++
>  3 files changed, 222 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 ab145065d..b5d910139 100644
> --- a/Makefile.am
> +++ b/Makefile.am
> @@ -114,6 +114,7 @@ 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			\
> @@ -143,6 +144,7 @@ MODULES =					\
>    guix/build/font-build-system.scm		\
>    guix/build/go-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..9bd44e077
> --- /dev/null
> +++ b/guix/build-system/vim.scm
> @@ -0,0 +1,129 @@
> +;;; GNU Guix --- Functional package management for GNU
> +;;; Copyright © 2018 ng0 <ng0@crash.cx>
> +;;;
> +;;; 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 store)
> +  #:use-module (guix search-paths)
> +  #:use-module (guix build-system)
> +  #: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 #:exclude #: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..a8a6221e9
> --- /dev/null
> +++ b/guix/build/vim-build-system.scm
> @@ -0,0 +1,91 @@
> +;;; GNU Guix --- Functional package management for GNU
> +;;; Copyright © 2018 ng0 <ng0@crash.cx>
> +;;;
> +;;; 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-11)
> +  #:export (%standard-phases
> +            %default-exclude
> +            vim-build))
> +
> +;; Commentary:
> +;;
> +;; Builder-side code of the build procedure for vim packages.
> +;;
> +;; Code:
> +
> +;; These are the default inclusion/exclusion regexps for the install phase.
> +(define %default-exclude '("^.github$" "^.*\\.md$" "LICENSE" "COPYING"
> +                           "^.*README.*$" "^\\.travis\\.yml$"
> +                           "^.*Makefile.*$"))
> +
> +(define gnu:unpack (assoc-ref gnu:%standard-phases 'unpack))
> +
> +(define (store-file->vim-source-file file)
> +  "Convert FILE, a store file name for an Vim source file, into a file
> +name that has been stripped of the hash and version number."
> +  (let ((suffix ".vim"))
> +    (let-values (((name version)
> +                  (package-name->name+version
> +                   (basename
> +                    (strip-store-file-name file) suffix))))
> +      (string-append name suffix))))
> +
> +(define* (unpack #:key source #:allow-other-keys)
> +  "Unpack SOURCE into the build directory.  SOURCE may be a compressed
> +archive, a directory or a '.vim' file."
> +  (if (string-suffix? ".vim" source)
> +      (begin
> +        (mkdir "source")
> +        (chdir "source")
> +        (copy-file source (store-file->vim-source-file source))
> +        #t)
> +      (gnu:unpack #:source source)))
> +
> +;; FIXME: Files like README.md and other, more unpredictable file names,
> +;; are currently being installed. Because there is no concept of a
> +;; standardized build-system in Vim extensions, we have to find a long-term
> +;; solution to exclusion of files that are not used at runtime.
> +(define* (install #:key outputs
> +                  (exclude %default-exclude)
> +                  #:allow-other-keys)
> +  "Install the package contents."
> +  (let* ((out (assoc-ref outputs "out"))
> +         (source (getcwd))
> +         (vimfiles (string-append out "/share/vim/vimfiles")))
> +    (for-each delete-file-recursively
> +              (find-files source "^\\.git$"))
> +    (for-each delete-file-recursively
> +              (find-files source "^\\.gitignore$"))
> +    (mkdir out)
> +    (copy-recursively "." vimfiles)
> +    #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))
> -- 
> 2.17.1
>