self: Rebuild translated manuals.
* guix/self.scm (info-manual): Run po4a and related commands to generate translated texi files before building translated manuals. * guix/build/po.scm: New file. * Makefile.am (MODULES_NOT_COMPILED): Add it.
This commit is contained in:
Julien Lepiller
parent
0c329bf4b0
commit
554b30d2ac
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@ -54,6 +54,7 @@ nodist_noinst_SCRIPTS = \
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# Modules that are not compiled but are installed nonetheless, such as
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# build-side modules with unusual dependencies.
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MODULES_NOT_COMPILED = \
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guix/build/po.scm \
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guix/man-db.scm
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include gnu/local.mk
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@ -0,0 +1,69 @@
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;;; GNU Guix --- Functional package management for GNU
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;;; Copyright © 2019 Julien Lepiller <julien@lepiller.eu>
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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 po)
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#:use-module (ice-9 match)
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#:use-module (ice-9 peg)
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#:use-module (ice-9 regex)
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#:use-module (ice-9 textual-ports)
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#:export (read-po-file))
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;; A small parser for po files
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(define-peg-pattern po-file body (* (or comment entry whitespace)))
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(define-peg-pattern whitespace body (or " " "\t" "\n"))
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(define-peg-pattern comment-chr body (range #\space #\頋))
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(define-peg-pattern comment none (and "#" (* comment-chr) "\n"))
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(define-peg-pattern entry all
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(and (ignore (* whitespace)) (ignore "msgid ") msgid
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(ignore (* whitespace)) (ignore "msgstr ") msgstr))
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(define-peg-pattern escape body (or "\\\\" "\\\"" "\\n"))
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(define-peg-pattern str-chr body (or " " "!" (and (ignore "\\") "\"")
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"\\n" (and (ignore "\\") "\\")
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(range #\# #\頋)))
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(define-peg-pattern msgid all content)
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(define-peg-pattern msgstr all content)
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(define-peg-pattern content body
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(and (ignore "\"") (* str-chr) (ignore "\"")
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(? (and (ignore (* whitespace)) content))))
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(define (parse-tree->assoc parse-tree)
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"Converts a po PARSE-TREE to an association list."
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(define regex (make-regexp "\\\\n"))
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(match parse-tree
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('() '())
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((entry parse-tree ...)
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(match entry
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((? string? entry)
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(parse-tree->assoc parse-tree))
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;; empty msgid
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(('entry ('msgid ('msgstr msgstr)))
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(parse-tree->assoc parse-tree))
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;; empty msgstr
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(('entry ('msgid msgid) 'msgstr)
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(parse-tree->assoc parse-tree))
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(('entry ('msgid msgid) ('msgstr msgstr))
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(acons (regexp-substitute/global #f regex msgid 'pre "\n" 'post)
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(regexp-substitute/global #f regex msgstr 'pre "\n" 'post)
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(parse-tree->assoc parse-tree)))))))
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(define (read-po-file port)
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"Read a .po file from PORT and return an alist of msgid and msgstr."
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(let ((tree (peg:tree (match-pattern
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po-file
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(get-string-all port)))))
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(parse-tree->assoc tree)))
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131
guix/self.scm
131
guix/self.scm
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@ -60,6 +60,8 @@ (define specification->package
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("gzip" (ref '(gnu packages compression) 'gzip))
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("bzip2" (ref '(gnu packages compression) 'bzip2))
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("xz" (ref '(gnu packages compression) 'xz))
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("po4a" (ref '(gnu packages gettext) 'po4a))
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("gettext" (ref '(gnu packages gettext) 'gettext-minimal))
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(_ #f)))) ;no such package
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@ -253,8 +255,134 @@ (define (linguas)
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(computed-file (string-append "guix-locale-" domain)
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build))
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(define (translate-texi-manuals source)
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"Return the translated texinfo manuals built from SOURCE."
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(define po4a
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(specification->package "po4a"))
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(define gettext
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(specification->package "gettext"))
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(define glibc-utf8-locales
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(module-ref (resolve-interface '(gnu packages base))
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'glibc-utf8-locales))
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(define documentation
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(file-append* source "doc"))
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(define documentation-po
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(file-append* source "po/doc"))
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(define build
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(with-imported-modules '((guix build utils) (guix build po))
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#~(begin
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(use-modules (guix build utils) (guix build po)
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(ice-9 match) (ice-9 regex) (ice-9 textual-ports)
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(srfi srfi-1))
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(mkdir #$output)
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(copy-recursively #$documentation "."
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#:log (%make-void-port "w"))
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(for-each
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(lambda (file)
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(copy-file file (basename file)))
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(find-files #$documentation-po ".*.po$"))
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(setenv "GUIX_LOCPATH"
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#+(file-append glibc-utf8-locales "/lib/locale"))
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(setenv "PATH" #+(file-append gettext "/bin"))
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(setenv "LC_ALL" "en_US.UTF-8")
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(setlocale LC_ALL "en_US.UTF-8")
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(define (translate-tmp-texi po source output)
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"Translate Texinfo file SOURCE using messages from PO, and write
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the result to OUTPUT."
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(invoke #+(file-append po4a "/bin/po4a-translate")
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"-M" "UTF-8" "-L" "UTF-8" "-k" "0" "-f" "texinfo"
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"-m" source "-p" po "-l" output))
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(define (make-ref-regex msgid end)
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(make-regexp (string-append
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"ref\\{"
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(string-join (string-split (regexp-quote msgid) #\ )
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"[ \n]+")
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end)))
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(define (translate-cross-references content translations)
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"Take CONTENT, a string representing a .texi file and translate any
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cross-reference in it (@ref, @xref and @pxref) that have a translation in
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TRANSLATIONS, an alist of msgid and msgstr."
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(fold
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(lambda (elem content)
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(match elem
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((msgid . msgstr)
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;; Empty translations and strings containing some special characters
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;; cannot be the name of a section.
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(if (or (equal? msgstr "")
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(string-any (lambda (chr)
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(member chr '(#\{ #\} #\( #\) #\newline #\,)))
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msgid))
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content
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;; Otherwise, they might be the name of a section, so we
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;; need to translate any occurence in @(p?x?)ref{...}.
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(let ((regexp1 (make-ref-regex msgid ","))
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(regexp2 (make-ref-regex msgid "\\}")))
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(regexp-substitute/global
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#f regexp2
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(regexp-substitute/global
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#f regexp1 content 'pre "ref{" msgstr "," 'post)
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'pre "ref{" msgstr "}" 'post))))))
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content translations))
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(define (translate-texi po lang)
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"Translate the manual for one language LANG using the PO file."
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(let ((translations (call-with-input-file po read-po-file)))
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(translate-tmp-texi po "guix.texi"
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(string-append "guix." lang ".texi.tmp"))
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(translate-tmp-texi po "contributing.texi"
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(string-append "contributing." lang ".texi.tmp"))
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(let* ((texi-name (string-append "guix." lang ".texi"))
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(tmp-name (string-append texi-name ".tmp")))
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(with-output-to-file texi-name
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(lambda _
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(format #t "~a"
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(translate-cross-references
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(call-with-input-file tmp-name get-string-all)
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translations)))))
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(let* ((texi-name (string-append "contributing." lang ".texi"))
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(tmp-name (string-append texi-name ".tmp")))
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(with-output-to-file texi-name
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(lambda _
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(format #t "~a"
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(translate-cross-references
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(call-with-input-file tmp-name get-string-all)
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translations)))))))
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(for-each (lambda (po)
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(match (reverse (string-split po #\.))
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((_ lang _ ...)
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(translate-texi po lang))))
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(find-files "." "^guix-manual\\.[a-z]{2}(_[A-Z]{2})?\\.po$"))
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(for-each
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(lambda (file)
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(copy-file file (string-append #$output "/" file)))
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(append
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(find-files "." "contributing\\..*\\.texi$")
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(find-files "." "guix\\..*\\.texi$"))))))
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(computed-file "guix-translated-texinfo" build))
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(define (info-manual source)
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"Return the Info manual built from SOURCE."
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(define po4a
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(specification->package "po4a"))
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(define gettext
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(specification->package "gettext"))
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(define texinfo
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(module-ref (resolve-interface '(gnu packages texinfo))
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'texinfo))
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@ -327,6 +455,8 @@ (define build
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;; see those images and produce image references in the Info output.
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(copy-recursively #$documentation "."
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#:log (%make-void-port "w"))
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(copy-recursively #+(translate-texi-manuals source) "."
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#:log (%make-void-port "w"))
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(delete-file-recursively "images")
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(symlink (string-append #$output "/images") "images")
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@ -578,6 +708,7 @@ (define *core-modules*
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;; us to avoid an extra dependency on guile-gdbm-ffi.
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#:extra-files
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`(("guix/man-db.scm" ,(local-file "../guix/man-db.scm"))
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("guix/build/po.scm" ,(local-file "../guix/build/po.scm"))
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("guix/store/schema.sql"
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,(local-file "../guix/store/schema.sql")))
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