202 lines
7.8 KiB
Scheme
202 lines
7.8 KiB
Scheme
;;; GNU Guix --- Functional package management for GNU
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;;; Copyright © 2013, 2014, 2016, 2017 Ludovic Courtès <ludo@gnu.org>
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;;; Copyright © 2015 Taylan Ulrich Bayırlı/Kammer <taylanbayirli@gmail.com>
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;;;
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;;; This file is part of GNU Guix.
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;;;
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;;; GNU Guix is free software; you can redistribute it and/or modify it
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;;; under the terms of the GNU General Public License as published by
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;;; the Free Software Foundation; either version 3 of the License, or (at
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;;; your option) any later version.
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;;;
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;;; GNU Guix is distributed in the hope that it will be useful, but
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;;; WITHOUT ANY WARRANTY; without even the implied warranty of
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;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;;; GNU General Public License for more details.
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;;;
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;;; You should have received a copy of the GNU General Public License
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;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
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(define-module (guix build pull)
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#:use-module (guix modules)
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#:use-module (guix build utils)
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#:use-module (system base compile)
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#:use-module (ice-9 ftw)
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#:use-module (ice-9 match)
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#:use-module (ice-9 format)
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#:use-module (ice-9 threads)
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#:use-module (srfi srfi-1)
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#:use-module (srfi srfi-11)
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#:use-module (srfi srfi-26)
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#:use-module (srfi srfi-34)
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#:export (build-guix))
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;;; Commentary:
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;;;
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;;; Helpers for the 'guix pull' command to unpack and build Guix.
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;;;
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;;; Code:
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(define (has-all-its-dependencies? file)
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"Return true if the dependencies of the module defined in FILE are
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available, false otherwise."
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(let ((module (call-with-input-file file
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(lambda (port)
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(match (read port)
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(('define-module name _ ...)
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name))))))
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;; If one of the dependencies of MODULE is missing, we get a
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;; '&missing-dependency-error'.
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(guard (c ((missing-dependency-error? c) #f))
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(source-module-closure (list module) #:select? (const #t)))))
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(define (all-scheme-files directory)
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"Return a sorted list of Scheme files found in DIRECTORY."
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;; Load guix/ modules before gnu/ modules to get somewhat steadier
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;; progress reporting.
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(sort (filter (cut string-suffix? ".scm" <>)
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(find-files directory "\\.scm"))
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(let ((guix (string-append directory "/guix"))
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(gnu (string-append directory "/gnu")))
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(lambda (a b)
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(or (and (string-prefix? guix a)
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(string-prefix? gnu b))
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(string<? a b))))))
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(cond-expand
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(guile-2.2 (use-modules (language tree-il optimize)
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(language cps optimize)))
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(else #f))
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(define %default-optimizations
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;; Default optimization options (equivalent to -O2 on Guile 2.2).
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(cond-expand
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(guile-2.2 (append (tree-il-default-optimization-options)
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(cps-default-optimization-options)))
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(else '())))
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(define %lightweight-optimizations
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;; Lightweight optimizations (like -O0, but with partial evaluation).
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(let loop ((opts %default-optimizations)
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(result '()))
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(match opts
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(() (reverse result))
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((#:partial-eval? _ rest ...)
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(loop rest `(#t #:partial-eval? ,@result)))
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((kw _ rest ...)
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(loop rest `(#f ,kw ,@result))))))
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(define (optimization-options file)
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(if (string-contains file "gnu/packages/")
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%lightweight-optimizations ;build faster
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'()))
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(define* (build-guix out source
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#:key
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system
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storedir localstatedir sysconfdir sbindir
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(package-name "GNU Guix")
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(package-version "0")
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(bug-report-address "bug-guix@gnu.org")
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(home-page-url "https://gnu.org/s/guix")
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libgcrypt zlib gzip bzip2 xz
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(debug-port (%make-void-port "w"))
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(log-port (current-error-port)))
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"Build and install Guix in directory OUT using SOURCE, a directory
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containing the source code. Write any debugging output to DEBUG-PORT."
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(setvbuf (current-output-port) _IOLBF)
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(setvbuf (current-error-port) _IOLBF)
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(with-directory-excursion source
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(format #t "copying and compiling to '~a' with Guile ~a...~%"
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out (version))
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;; Copy everything under guix/ and gnu/ plus {guix,gnu}.scm.
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(copy-recursively "guix" (string-append out "/guix")
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#:log debug-port)
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(copy-recursively "gnu" (string-append out "/gnu")
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#:log debug-port)
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(copy-file "guix.scm" (string-append out "/guix.scm"))
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(copy-file "gnu.scm" (string-append out "/gnu.scm"))
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;; Instantiate a (guix config) module that preserves the original
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;; settings.
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(copy-file "guix/config.scm.in"
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(string-append out "/guix/config.scm"))
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(substitute* (string-append out "/guix/config.scm")
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(("@PACKAGE_NAME@") package-name)
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(("@PACKAGE_VERSION@") package-version)
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(("@PACKAGE_BUGREPORT@") bug-report-address)
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(("@PACKAGE_URL@") home-page-url)
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(("@storedir@") storedir)
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(("@guix_localstatedir@") localstatedir)
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(("@guix_sysconfdir@") sysconfdir)
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(("@guix_sbindir@") sbindir)
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(("@guix_system@") system)
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(("@LIBGCRYPT@") (string-append libgcrypt "/lib/libgcrypt"))
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(("@LIBZ@") (string-append zlib "/lib/libz"))
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(("@GZIP@") (string-append gzip "/bin/gzip"))
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(("@BZIP2@") (string-append bzip2 "/bin/bzip2"))
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(("@XZ@") (string-append xz "/bin/xz"))
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(("@NIX_INSTANTIATE@") "nix-instantiate")) ;for (guix import nix)
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;; Augment the search path so Scheme code can be compiled.
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(set! %load-path (cons out %load-path))
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(set! %load-compiled-path (cons out %load-compiled-path))
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;; Compile the .scm files. Load all the files before compiling them to
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;; work around <http://bugs.gnu.org/15602> (FIXME).
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;; Filter out files depending on Guile-SSH when Guile-SSH is missing.
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(let* ((files (filter has-all-its-dependencies?
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(all-scheme-files out)))
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(total (length files)))
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(let loop ((files files)
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(completed 0))
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(match files
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(() *unspecified*)
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((file . files)
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(display #\cr log-port)
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(format log-port "loading...\t~5,1f% of ~d files" ;FIXME: i18n
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(* 100. (/ completed total)) total)
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(force-output log-port)
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(format debug-port "~%loading '~a'...~%" file)
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;; Turn "<out>/foo/bar.scm" into (foo bar).
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(let* ((relative-file (string-drop file (+ (string-length out) 1)))
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(module-path (string-drop-right relative-file 4))
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(module-name (map string->symbol
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(string-split module-path #\/))))
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(parameterize ((current-warning-port debug-port))
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(resolve-interface module-name)))
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(loop files (+ 1 completed)))))
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(newline)
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(let ((mutex (make-mutex))
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(completed 0))
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;; Make sure compilation related modules are loaded before starting to
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;; compile files in parallel.
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(compile #f)
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(par-for-each
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(lambda (file)
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(with-mutex mutex
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(display #\cr log-port)
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(format log-port "compiling...\t~5,1f% of ~d files" ;FIXME: i18n
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(* 100. (/ completed total)) total)
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(force-output log-port)
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(format debug-port "~%compiling '~a'...~%" file))
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(let ((go (string-append (string-drop-right file 4) ".go")))
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(parameterize ((current-warning-port (%make-void-port "w")))
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(compile-file file
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#:output-file go
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#:opts (optimization-options file))))
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(with-mutex mutex
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(set! completed (+ 1 completed))))
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files))))
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(newline)
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#t)
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;;; pull.scm ends here
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