diff options
| -rw-r--r-- | Makefile.am | 1 | ||||
| -rw-r--r-- | guix/build/po.scm | 69 | ||||
| -rw-r--r-- | guix/self.scm | 131 |
3 files changed, 201 insertions, 0 deletions
diff --git a/Makefile.am b/Makefile.am index f25900de0f..05940719cd 100644 --- a/Makefile.am +++ b/Makefile.am @@ -54,6 +54,7 @@ nodist_noinst_SCRIPTS = \ # Modules that are not compiled but are installed nonetheless, such as # build-side modules with unusual dependencies. MODULES_NOT_COMPILED = \ + guix/build/po.scm \ guix/man-db.scm include gnu/local.mk diff --git a/guix/build/po.scm b/guix/build/po.scm new file mode 100644 index 0000000000..47ff67541c --- /dev/null +++ b/guix/build/po.scm @@ -0,0 +1,69 @@ +;;; GNU Guix --- Functional package management for GNU +;;; Copyright © 2019 Julien Lepiller <julien@lepiller.eu> +;;; +;;; 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 po) + #:use-module (ice-9 match) + #:use-module (ice-9 peg) + #:use-module (ice-9 regex) + #:use-module (ice-9 textual-ports) + #:export (read-po-file)) + +;; A small parser for po files +(define-peg-pattern po-file body (* (or comment entry whitespace))) +(define-peg-pattern whitespace body (or " " "\t" "\n")) +(define-peg-pattern comment-chr body (range #\space #\頋)) +(define-peg-pattern comment none (and "#" (* comment-chr) "\n")) +(define-peg-pattern entry all + (and (ignore (* whitespace)) (ignore "msgid ") msgid + (ignore (* whitespace)) (ignore "msgstr ") msgstr)) +(define-peg-pattern escape body (or "\\\\" "\\\"" "\\n")) +(define-peg-pattern str-chr body (or " " "!" (and (ignore "\\") "\"") + "\\n" (and (ignore "\\") "\\") + (range #\# #\頋))) +(define-peg-pattern msgid all content) +(define-peg-pattern msgstr all content) +(define-peg-pattern content body + (and (ignore "\"") (* str-chr) (ignore "\"") + (? (and (ignore (* whitespace)) content)))) + +(define (parse-tree->assoc parse-tree) + "Converts a po PARSE-TREE to an association list." + (define regex (make-regexp "\\\\n")) + (match parse-tree + ('() '()) + ((entry parse-tree ...) + (match entry + ((? string? entry) + (parse-tree->assoc parse-tree)) + ;; empty msgid + (('entry ('msgid ('msgstr msgstr))) + (parse-tree->assoc parse-tree)) + ;; empty msgstr + (('entry ('msgid msgid) 'msgstr) + (parse-tree->assoc parse-tree)) + (('entry ('msgid msgid) ('msgstr msgstr)) + (acons (regexp-substitute/global #f regex msgid 'pre "\n" 'post) + (regexp-substitute/global #f regex msgstr 'pre "\n" 'post) + (parse-tree->assoc parse-tree))))))) + +(define (read-po-file port) + "Read a .po file from PORT and return an alist of msgid and msgstr." + (let ((tree (peg:tree (match-pattern + po-file + (get-string-all port))))) + (parse-tree->assoc tree))) diff --git a/guix/self.scm b/guix/self.scm index 2a10d1d25f..68b87051e9 100644 --- a/guix/self.scm +++ b/guix/self.scm @@ -60,6 +60,8 @@ ("gzip" (ref '(gnu packages compression) 'gzip)) ("bzip2" (ref '(gnu packages compression) 'bzip2)) ("xz" (ref '(gnu packages compression) 'xz)) + ("po4a" (ref '(gnu packages gettext) 'po4a)) + ("gettext" (ref '(gnu packages gettext) 'gettext-minimal)) (_ #f)))) ;no such package @@ -253,8 +255,134 @@ DOMAIN, a gettext domain." (computed-file (string-append "guix-locale-" domain) build)) +(define (translate-texi-manuals source) + "Return the translated texinfo manuals built from SOURCE." + (define po4a + (specification->package "po4a")) + + (define gettext + (specification->package "gettext")) + + (define glibc-utf8-locales + (module-ref (resolve-interface '(gnu packages base)) + 'glibc-utf8-locales)) + + (define documentation + (file-append* source "doc")) + + (define documentation-po + (file-append* source "po/doc")) + + (define build + (with-imported-modules '((guix build utils) (guix build po)) + #~(begin + (use-modules (guix build utils) (guix build po) + (ice-9 match) (ice-9 regex) (ice-9 textual-ports) + (srfi srfi-1)) + + (mkdir #$output) + + (copy-recursively #$documentation "." + #:log (%make-void-port "w")) + + (for-each + (lambda (file) + (copy-file file (basename file))) + (find-files #$documentation-po ".*.po$")) + + (setenv "GUIX_LOCPATH" + #+(file-append glibc-utf8-locales "/lib/locale")) + (setenv "PATH" #+(file-append gettext "/bin")) + (setenv "LC_ALL" "en_US.UTF-8") + (setlocale LC_ALL "en_US.UTF-8") + + (define (translate-tmp-texi po source output) + "Translate Texinfo file SOURCE using messages from PO, and write +the result to OUTPUT." + (invoke #+(file-append po4a "/bin/po4a-translate") + "-M" "UTF-8" "-L" "UTF-8" "-k" "0" "-f" "texinfo" + "-m" source "-p" po "-l" output)) + + (define (make-ref-regex msgid end) + (make-regexp (string-append + "ref\\{" + (string-join (string-split (regexp-quote msgid) #\ ) + "[ \n]+") + end))) + + (define (translate-cross-references content translations) + "Take CONTENT, a string representing a .texi file and translate any +cross-reference in it (@ref, @xref and @pxref) that have a translation in +TRANSLATIONS, an alist of msgid and msgstr." + (fold + (lambda (elem content) + (match elem + ((msgid . msgstr) + ;; Empty translations and strings containing some special characters + ;; cannot be the name of a section. + (if (or (equal? msgstr "") + (string-any (lambda (chr) + (member chr '(#\{ #\} #\( #\) #\newline #\,))) + msgid)) + content + ;; Otherwise, they might be the name of a section, so we + ;; need to translate any occurence in @(p?x?)ref{...}. + (let ((regexp1 (make-ref-regex msgid ",")) + (regexp2 (make-ref-regex msgid "\\}"))) + (regexp-substitute/global + #f regexp2 + (regexp-substitute/global + #f regexp1 content 'pre "ref{" msgstr "," 'post) + 'pre "ref{" msgstr "}" 'post)))))) + content translations)) + + (define (translate-texi po lang) + "Translate the manual for one language LANG using the PO file." + (let ((translations (call-with-input-file po read-po-file))) + (translate-tmp-texi po "guix.texi" + (string-append "guix." lang ".texi.tmp")) + (translate-tmp-texi po "contributing.texi" + (string-append "contributing." lang ".texi.tmp")) + (let* ((texi-name (string-append "guix." lang ".texi")) + (tmp-name (string-append texi-name ".tmp"))) + (with-output-to-file texi-name + (lambda _ + (format #t "~a" + (translate-cross-references + (call-with-input-file tmp-name get-string-all) + translations))))) + (let* ((texi-name (string-append "contributing." lang ".texi")) + (tmp-name (string-append texi-name ".tmp"))) + (with-output-to-file texi-name + (lambda _ + (format #t "~a" + (translate-cross-references + (call-with-input-file tmp-name get-string-all) + translations))))))) + + (for-each (lambda (po) + (match (reverse (string-split po #\.)) + ((_ lang _ ...) + (translate-texi po lang)))) + (find-files "." "^guix-manual\\.[a-z]{2}(_[A-Z]{2})?\\.po$")) + + (for-each + (lambda (file) + (copy-file file (string-append #$output "/" file))) + (append + (find-files "." "contributing\\..*\\.texi$") + (find-files "." "guix\\..*\\.texi$")))))) + + (computed-file "guix-translated-texinfo" build)) + (define (info-manual source) "Return the Info manual built from SOURCE." + (define po4a + (specification->package "po4a")) + + (define gettext + (specification->package "gettext")) + (define texinfo (module-ref (resolve-interface '(gnu packages texinfo)) 'texinfo)) @@ -327,6 +455,8 @@ DOMAIN, a gettext domain." ;; see those images and produce image references in the Info output. (copy-recursively #$documentation "." #:log (%make-void-port "w")) + (copy-recursively #+(translate-texi-manuals source) "." + #:log (%make-void-port "w")) (delete-file-recursively "images") (symlink (string-append #$output "/images") "images") @@ -578,6 +708,7 @@ Info manual." ;; us to avoid an extra dependency on guile-gdbm-ffi. #:extra-files `(("guix/man-db.scm" ,(local-file "../guix/man-db.scm")) + ("guix/build/po.scm" ,(local-file "../guix/build/po.scm")) ("guix/store/schema.sql" ,(local-file "../guix/store/schema.sql"))) |