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[bug#66801] [PATCH v3 01/14] build-system: Add mix-build-system.
From: |
Liliana Marie Prikler |
Subject: |
[bug#66801] [PATCH v3 01/14] build-system: Add mix-build-system. |
Date: |
Fri, 17 Nov 2023 20:24:25 +0100 |
User-agent: |
Evolution 3.46.4 |
Am Freitag, dem 17.11.2023 um 09:03 +0100 schrieb Pierre-Henry
Fröhring:
> * guix/build-system/mix.scm,
> * guix/build/mix-build-system.scm: New modules.
Avoid spanning a change across multiple files. Use
file: Change.
file2: Likewise.
> Change-Id: I2cbf6c963a530e73420da0eb17ffaf92827451bf
> ---
> gnu/packages/elixir.scm | 62 ++++++++++-
> guix/build-system/mix.scm | 187
> ++++++++++++++++++++++++++++++++
> guix/build/mix-build-system.scm | 171 +++++++++++++++++++++++++++++
You committed two changes at once here. Split them.
> 3 files changed, 417 insertions(+), 3 deletions(-)
> create mode 100644 guix/build-system/mix.scm
> create mode 100644 guix/build/mix-build-system.scm
>
> diff --git a/gnu/packages/elixir.scm b/gnu/packages/elixir.scm
> index 724b4251..6f779afb 100644
> --- a/gnu/packages/elixir.scm
> +++ b/gnu/packages/elixir.scm
> @@ -27,6 +27,7 @@ (define-module (gnu packages elixir)
> #:use-module ((guix licenses) #:prefix license:)
> #:use-module (guix build-system gnu)
> #:use-module (guix gexp)
> + #:use-module (guix utils)
> #:use-module (guix git-download)
> #:use-module (guix packages)
> #:use-module (gnu packages)
> @@ -96,9 +97,21 @@ (define-public elixir
> (lambda* (#:key inputs #:allow-other-keys)
> ;; Some tests require access to a home directory.
> (setenv "HOME" "/tmp")))
> - (delete 'configure))))
> - (inputs
> - (list erlang git))
> + (delete 'configure)
> + (add-after 'install 'wrap-programs
> + (lambda* (#:key inputs outputs #:allow-other-keys)
> + (let* ((out (assoc-ref outputs "out"))
> + (programs '("elixir" "elixirc" "iex" "mix")))
> + (for-each (lambda (program)
> + (wrap-program (string-append out "/bin/"
> program)
> + '("ERL_LIBS" prefix
> ("${GUIX_ERL_LIBS}"))))
> + programs)))))))
> + (inputs (list erlang git))
> + (native-search-paths
> + (list (search-path-specification
> + (variable "GUIX_ERL_LIBS")
> + (files (list "lib/erlang/lib"
> + (string-append "lib/elixir/" (version-
> major+minor version)))))))
I suppose ERL is for erlang? What do we use for elixir then?
> (home-page "https://elixir-lang.org/")
> (synopsis "Elixir programming language")
> (description "Elixir is a dynamic, functional language used to
> build
> @@ -106,3 +119,46 @@ (define-public elixir
> for running low-latency, distributed and fault-tolerant systems,
> while also
> being successfully used in web development and the embedded software
> domain.")
> (license license:asl2.0)))
> +
> +(define-public elixir-hex
> + (package
> + (name "elixir-hex")
> + (version "2.0.5")
> + (source
> + (origin
> + (method git-fetch)
> + (uri (git-reference
> + (url "https://github.com/hexpm/hex.git")
> + (commit (string-append "v" version))))
> + (file-name (git-file-name name version))
> + (sha256
> + (base32
> + "1kvczwvij58kgkhak68004ap81pl26600bczg21mymy2sypkgxmj"))))
> + ;; The mix-build-system assumes that Hex exists.
> + ;; We build Hex using the gnu-build-system.
> + ;; Other Elixir packages use the mix-build-system.
> + (build-system gnu-build-system)
> + (inputs (list elixir))
> + (arguments
> + (list
> + #:phases
> + #~(modify-phases %standard-phases
> + (delete 'bootstrap)
> + (delete 'configure)
> + (replace 'build
> + (lambda* (#:key inputs #:allow-other-keys)
> + (setenv "MIX_ENV" "prod")
> + (invoke "mix" "compile")))
> + (delete 'check)
> + (replace 'install
> + (lambda* (#:key inputs outputs #:allow-other-keys)
> + (define X.Y #$(version-major+minor (package-version
> elixir)))
> + (define out (string-append (assoc-ref outputs "out")
> "/lib/elixir/" X.Y "/hex"))
> + (mkdir-p out)
> + (copy-recursively "_build/prod/lib/hex" out))))))
> + (synopsis "Package manager for the Erlang VM")
> + (description
> + "This project provides tasks that integrate with Mix, Elixir's
> build
> +tool.")
> + (home-page "https://hexdocs.pm/makeup_elixir/")
> + (license license:bsd-2)))
> diff --git a/guix/build-system/mix.scm b/guix/build-system/mix.scm
> new file mode 100644
> index 00000000..7ddedea9
> --- /dev/null
> +++ b/guix/build-system/mix.scm
> @@ -0,0 +1,187 @@
> +;;; GNU Guix --- Functional package management for GNU
> +;;; Copyright © 2023 Pierre-Henry Fröhring
> <phfrohring@deeplinks.com>
> +;;;
> +;;; 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/>.
> +
> +;; Commentary:
> +;;
> +;; Standard build procedure for Elixir packages using 'mix'. This
> is
> +;; implemented as an extension of 'gnu-build-system'.
> +;;
> +;; Code:
> +
> +(define-module (guix build-system mix)
> + #:use-module (guix build mix-build-system)
> + #:use-module (guix build-system gnu)
> + #:use-module (guix build-system)
> + #:use-module (guix gexp)
> + #:use-module (guix monads)
> + #:use-module (guix packages)
> + #:use-module (guix search-paths)
> + #:use-module (guix store)
> + #:use-module (guix utils)
> + #:use-module (ice-9 match)
> + #:use-module (srfi srfi-1)
> + #:use-module (srfi srfi-26)
> + #:export (mix-build-system hexpm-uri))
> +
> +;; Lazily resolve the bindings to avoid circular dependencies.
> +(define (default-glibc-utf8-locales)
> + (let* ((base (resolve-interface '(gnu packages base))))
> + (module-ref base 'glibc-utf8-locales)))
> +
> +(define (default-elixir-hex)
> + (let ((elixir (resolve-interface '(gnu packages elixir))))
> + (module-ref elixir 'elixir-hex)))
> +
> +(define (default-rebar3)
> + (let ((erlang (resolve-interface '(gnu packages erlang))))
> + (module-ref erlang 'rebar3)))
> +
> +(define (default-elixir)
> + "Return the default Elixir package."
> + (let ((elixir (resolve-interface '(gnu packages elixir))))
> + (module-ref elixir 'elixir)))
> +
> +(define* (strip-prefix name #:optional (prefix "elixir-"))
> + "Return NAME without the prefix PREFIX."
> + (if (string-prefix? prefix name)
> + (string-drop name (string-length prefix))
> + name))
> +
> +(define (hexpm-uri name version)
> + "Return the URI where to fetch the sources of a Hex package NAME
> at VERSION.
> +NAME is the name of the package which should look like: elixir-pkg-
> name-X.Y.Z
> +See: https://github.com/hexpm/specifications/blob/main/endpoints.md"
> + ((compose
> + (cut string-append "https://repo.hex.pm/tarballs/" <> "-"
> version ".tar")
> + (cut string-replace-substring <> "-" "_")
> + strip-prefix)
> + name))
> +
> +;; A number of environment variables specific to the Mix build
> system are
> +;; reflected here. They are documented at
> +;;
> https://hexdocs.pm/mix/1.15.7/Mix.html#module-environment-variables.
> Other
> +;; parameters located in mix.exs are defined at
> +;;
> https://hexdocs.pm/mix/1.15.7/Mix.Project.html#module-configuration
> +(define* (mix-build name
> + inputs
> + #:key
> + source
> + (tests? #t)
> + (mix-path #f) ;See MIX_PATH.
> + (mix-exs "mix.exs") ;See MIX_EXS.
> + (build-per-environment #t) ;See
> :build_per_environment.
> + (phases '%standard-phases)
> + (outputs '("out"))
> + (search-paths '())
> + (system (%current-system))
> + (guile #f)
> + (imported-modules `((guix build mix-build-
> system)
> + ,@%gnu-build-system-
> modules))
> + (modules '((guix build mix-build-system)
> + (guix build utils))))
> + "Build SOURCE using Elixir, and with INPUTS."
> +
> + ;; Check the documentation of :build_per_environment here:
> + ;;
> https://hexdocs.pm/mix/1.15.7/Mix.Project.html#module-configuration A
> nd
> + ;; "Environments" here:
> + ;; https://hexdocs.pm/mix/1.15.7/Mix.html#module-environments
> + (define mix-environments
> + (if build-per-environment
> + `("prod" ,@(if tests? '("test") '()))
> + '("shared")))
> +
> + (define builder
> + (with-imported-modules imported-modules
> + #~(begin
> +
> + (use-modules #$@(sexp->gexp modules))
> +
> + #$(with-build-variables inputs outputs
> + #~(mix-build #:name #$name
> + #:source #+source
> + #:system #$system
> + #:tests? #$tests?
> + #:mix-path #$mix-path
> + #:mix-exs #$mix-exs
> + #:mix-environments '#$mix-environments
> + #:build-per-environment #$build-per-
> environment
> + #:phases #$(if (pair? phases)
> + (sexp->gexp phases)
> + phases)
> + #:outputs %outputs
> + #:search-paths '#$(sexp->gexp
> + (map
> + search-path-
> specification->sexp
> + search-paths))
> + #:inputs
> + %build-inputs)))))
> +
> + (mlet %store-monad ((guile (package->derivation (or guile
> (default-guile))
> + system
> + #:graft? #f)))
> + (gexp->derivation name
> + builder
> + #:system system
> + #:graft? #f ;consistent with 'gnu-build'
> + #:target #f
> + #:guile-for-build guile)))
> +
> +(define* (lower name
> + #:key
> + (elixir (default-elixir))
> + (elixir-hex (default-elixir-hex))
> + (glibc-utf8-locales (default-glibc-utf8-locales))
> + (inputs '())
> + (native-inputs '())
> + (propagated-inputs '())
> + (rebar3 (default-rebar3))
> + (tests? #t)
> + outputs
> + source
> + system
> + target
> + #:allow-other-keys #:rest arguments)
> + "Return a bag for NAME."
> + (let ((private-keywords
> + '(#:inputs #:native-inputs
> + #:outputs #:system #:target
> + #:elixir #:elixir-hex #:glibc-utf8-locales
> + #:rebar3 #:erlang))
> + (build-inputs
> + `(,@(standard-packages)
> + ("glibc-utf8-locales" ,glibc-utf8-locales)
> + ("erlang" ,(lookup-package-input elixir "erlang"))
> + ("rebar3" ,rebar3)
> + ("elixir" ,elixir)
> + ("elixir-hex" ,elixir-hex)
> + ,@inputs
> + ,@native-inputs)))
> + (bag (name name)
> + (system system)
> + (build-inputs build-inputs)
> + (host-inputs (if target inputs '()))
> + (outputs outputs)
> + (build mix-build)
> + (arguments (strip-keyword-arguments private-keywords
> arguments)))))
> +
> +(define mix-build-system
> + (build-system (name 'mix)
> + (description "The standard Mix build system")
> + (lower lower)))
> +
> +;;; mix.scm ends here
> diff --git a/guix/build/mix-build-system.scm b/guix/build/mix-build-
> system.scm
> new file mode 100644
> index 00000000..ca649582
> --- /dev/null
> +++ b/guix/build/mix-build-system.scm
> @@ -0,0 +1,171 @@
> +;;; GNU Guix --- Functional package management for GNU
> +;;; Copyright © 2023 Pierre-Henry Fröhring
> <phfrohring@deeplinks.com>
> +;;;
> +;;; 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/>.
> +
> +;; Commentary:
> +;;
> +;; Code:
> +
> +(define-module (guix build mix-build-system)
> + #:use-module ((guix build gnu-build-system) #:prefix gnu:)
> + #:use-module (guix build utils)
> + #:use-module (ice-9 ftw)
> + #:use-module (ice-9 match)
> + #:use-module (ice-9 regex)
> + #:use-module (ice-9 string-fun)
> + #:use-module (srfi srfi-1)
> + #:use-module (srfi srfi-26)
> + #:use-module (srfi srfi-71)
> + #:export (mix-build
> + %standard-phases))
> +
> +;; The Elixir version is constant as soon as it is computable from
> the current
> +;; execution. It is a X.Y string where X and Y are respectively the
> major and
> +;; minor version number of the Elixir used in the build.
> +(define %elixir-version (make-parameter "X.Y"))
> +
> +(define* (elixir-libdir path #:optional (version (%elixir-version)))
> + "Return the path where all libraries for a specified ELIXIR
> version are installed."
> + (string-append path "/lib/elixir/" version))
> +
> +(define (erlang-libdir path)
> + "Return the path of the directory where libraries of an Erlang
> package are
> +installed in the store."
> + (string-append path "/lib/erlang/lib"))
> +
> +(define* (strip-prefix name #:optional (prefix "elixir-"))
> + "Return NAME without the prefix PREFIX."
> + (if (string-prefix? prefix name)
> + (string-drop name (string-length prefix))
> + name))
> +
> +(define (mix-build-dir mix-env)
> + "Return the directory where build artifacts are to be installed
> according to
> +en environment MIX-ENV in the current directory."
> + (string-append "_build/" mix-env "/lib"))
> +
> +(define (elixir-version inputs)
> + "Return an X.Y string where X and Y are respectively the major and
> minor version number of ELIXIR.
> +Example: /gnu/store/…-elixir-1.14.0 → 1.14"
> + (let* ((_ version (package-name->name+version
> + (strip-store-file-name (assoc-ref inputs
> "elixir"))))
> + (components (string-split version #\.))
> + (major+minor (take components 2)))
> + (string-join major+minor ".")))
> +
> +(define* (unpack #:key source mix-path #:allow-other-keys)
> + "Unpack SOURCE in the working directory, and change directory
> within the
> +source. When SOURCE is a directory, copy it in a sub-directory of
> the current
> +working directory."
> + (let ((gnu-unpack (assoc-ref gnu:%standard-phases 'unpack)))
> + (gnu-unpack #:source source)
> + (when (file-exists? "contents.tar.gz")
> + (invoke "tar" "xvf" "contents.tar.gz"))))
> +
> +(define (list-directories dir)
> + "List absolute paths of directories directly under the directory
> DIR."
> + (map (cut string-append dir "/" <>)
> + (scandir dir (lambda (filename)
> + (and (not (member filename '("." "..")))
> + (directory-exists? (string-append dir "/"
> filename)))))))
> +
> +(define* (set-mix-env #:key inputs mix-path mix-exs #:allow-other-
> keys)
> + "Set environment variables.
> +See:
> https://hexdocs.pm/mix/1.15.7/Mix.html#module-environment-variables"
> + (setenv "MIX_HOME" (getcwd))
> + (setenv "MIX_ARCHIVES" "archives")
> + (setenv "MIX_BUILD_ROOT" "_build")
> + (setenv "MIX_DEPS_PATH" "deps")
> + (setenv "MIX_PATH" (or mix-path ""))
> + (setenv "MIX_REBAR3" (string-append (assoc-ref inputs "rebar3")
> "/bin/rebar3"))
> + (setenv "MIX_EXS" mix-exs)
> + (%elixir-version (elixir-version inputs)))
%elixir-version is not an environment variable. You should set this up
separately or at the very least add a big fat comment explaining what
you're doing here :)
> +
> +(define* (install-hex #:key name inputs outputs #:allow-other-keys)
> + "Install Hex."
> + (let ((hex-archive-path (string-append (getenv "MIX_ARCHIVES")
> "/hex")))
> + (mkdir-p hex-archive-path)
> + (symlink (car (list-directories (elixir-libdir (assoc-ref inputs
> "elixir-hex"))))
> + (string-append hex-archive-path "/hex"))))
Is this still needed?
> +(define* (install-dependencies . _)
> + "Install dependencies."
> + (setenv "ERL_LIBS" (getenv "GUIX_ERL_LIBS")))
Why not do this as part of setting up mix-env?
> +(define* (build #:key mix-environments #:allow-other-keys)
> + "Builds the Mix project."
> + (for-each (lambda (mix-env)
> + (setenv "MIX_ENV" mix-env)
> + (invoke "mix" "compile" "--no-deps-check"))
> + mix-environments))
> +
> +(define* (check #:key (tests? #t) #:allow-other-keys)
> + "Test the Mix project."
> + (if tests?
> + (invoke "mix" "test" "--no-deps-check")
> + (format #t "tests? = ~a~%" tests?)))
> +
> +(define* (remove-mix-dirs . _)
> + "Remove all .mix/ directories.
> +We do not want to copy them to the installation directory."
> + (for-each delete-file-recursively
> + (find-files "." (file-name-predicate "\\.mix$")
> #:directories? #t)))
> +
> +(define (package-name-version->elixir-name name+ver)
> + "Convert the Guix package NAME-VER to the corresponding Elixir
> name-version
> +format. Essentially drop the prefix used in Guix and replace dashes
> by
> +underscores."
> + (let* ((name- (package-name->name+version name+ver)))
> + (string-join
> + (string-split
> + (if (string-prefix? "elixir-" name-)
> + (string-drop name- (string-length "elixir-"))
> + name-)
> + #\-)
> + "_")))
> +
> +(define* (install #:key
> + inputs
> + outputs
> + name
> + build-per-environment
> + #:allow-other-keys)
> + "Install build artifacts in the store."
> + (let* ((lib-name (package-name-version->elixir-name name))
> + (lib-dir (string-append (elixir-libdir (assoc-ref outputs
> "out")) "/" lib-name)))
> + (mkdir-p lib-dir)
> + (copy-recursively (string-append (mix-build-dir (if build-per-
> environment "prod" "shared")) "/" lib-name)
> + lib-dir
> + #:follow-symlinks? #t)))
> +
> +(define %standard-phases
> + (modify-phases gnu:%standard-phases
> + (delete 'bootstrap)
> + (delete 'configure)
> + (add-after 'install-locale 'set-mix-env set-mix-env)
> + (replace 'unpack unpack)
> + (replace 'build build)
> + (replace 'check check)
> + (add-before 'install 'remove-mix-dirs remove-mix-dirs)
> + (replace 'install install)))
> +
> +(define* (mix-build #:key inputs (phases %standard-phases)
> + #:allow-other-keys #:rest args)
> + "Build the given Mix package, applying all of PHASES in order."
> + (apply gnu:gnu-build #:inputs inputs #:phases phases args))
> +
> +;;; mix-build-system.scm ends here
>
> base-commit: a0d337e79c87d7c38c79d0291974f490cb137a52
Cheers
- [bug#66801] [PATCH v3 01/14] build-system: Add mix-build-system., Pierre-Henry Fröhring, 2023/11/17
- [bug#66801] [PATCH v3 01/14] build-system: Add mix-build-system.,
Liliana Marie Prikler <=
- [bug#66801] [PATCH v3 01/14] build-system: Add mix-build-system., Pierre-Henry Fröhring, 2023/11/17
- [bug#66801] [PATCH v3 01/14] build-system: Add mix-build-system., Liliana Marie Prikler, 2023/11/18
- [bug#66801] [PATCH v3 01/14] build-system: Add mix-build-system., Pierre-Henry Fröhring, 2023/11/18
- [bug#66801] [PATCH v3 01/14] build-system: Add mix-build-system., Liliana Marie Prikler, 2023/11/18
- [bug#66801] [PATCH v3 01/14] build-system: Add mix-build-system., Pierre-Henry Fröhring, 2023/11/18