guix-play/guix/import/texlive.scm
Nicolas Goaziou 1804a99d05
guix: import: texlive importer handles Ruby linked scripts.
* guix/import/texlive.scm (linked-scripts): Also check for scripts with ".rb" extension.
(tlpdb->package): Add proper RUBY input for Ruby linked scripts.
2023-08-16 11:47:09 +02:00

528 lines
23 KiB
Scheme

;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2017, 2021, 2022, 2023 Ricardo Wurmus <rekado@elephly.net>
;;; Copyright © 2021 Maxim Cournoyer <maxim.cournoyer@gmail.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/>.
(define-module (guix import texlive)
#:use-module (ice-9 ftw)
#:use-module (ice-9 match)
#:use-module (ice-9 rdelim)
#:use-module (srfi srfi-1)
#:use-module (srfi srfi-2)
#:use-module (srfi srfi-11)
#:use-module (srfi srfi-26)
#:use-module (gcrypt hash)
#:use-module (guix derivations)
#:use-module (guix memoization)
#:use-module (guix monads)
#:use-module (guix gexp)
#:use-module (guix store)
#:use-module (guix base32)
#:use-module (guix serialization)
#:use-module (guix svn-download)
#:use-module (guix import utils)
#:use-module (guix build-system texlive)
#:export (files-differ?
texlive->guix-package
texlive-recursive-import))
;;; Commentary:
;;;
;;; Generate a package declaration template for corresponding package in the
;;; Tex Live Package Database (tlpdb). We fetch all sources from different
;;; locations in the SVN repository of the Texlive project.
;;;
;;; Code:
;; Generic locations are parts of the tree shared by multiple packages.
;; Package definitions should single out files stored there, or all files in
;; the directory from all involved packages would be downloaded.
(define texlive-generic-locations
(list "doc/info/"
"doc/man/man1/"
"doc/man/man5/"
"doc/web2c/"
"scripts/context/lua/"
"scripts/context/perl/"
"scripts/texlive/"
"scripts/texlive-extra/"
"tex/generic/config/"
"tex/generic/hyphen/"
"web2c/"))
(define string->license
(match-lambda
("artistic2" 'artistic2.0)
("apache2" 'asl2.0)
("gpl" 'gpl3+)
("gpl1" 'gpl1)
("gpl1+" 'gpl1+)
("gpl2" 'gpl2)
("gpl2+" 'gpl2+)
("gpl3" 'gpl3)
("gpl3+" 'gpl3+)
("lgpl2.1" 'lgpl2.1)
("lgpl3" 'lgpl3)
("knuth" 'knuth)
("pd" 'public-domain)
("bsd2" 'bsd-2)
("bsd3" 'bsd-3)
("bsd4" 'bsd-4)
("opl" 'opl1.0+)
("ofl" 'silofl1.1)
("lpplgpl" `(list lppl gpl1+))
("lppl" 'lppl)
("lppl1" 'lppl1.0+) ; usually means "or later"
("lppl1.2" 'lppl1.2+) ; usually means "or later"
("lppl1.3" 'lppl1.3+) ; usually means "or later"
("lppl1.3a" 'lppl1.3a)
("lppl1.3b" 'lppl1.3b)
("lppl1.3c" 'lppl1.3c)
("cc0" 'cc0)
("cc-by-2" 'cc-by2.0)
("cc-by-3" 'cc-by3.0)
("cc-by-4" 'cc-by4.0)
("cc-by-sa-2" 'cc-by-sa2.0)
("cc-by-sa-3" 'cc-by-sa3.0)
("cc-by-sa-4" 'cc-by-sa4.0)
("mit" 'expat)
("x11" 'x11)
("fdl" 'fdl1.3+)
;; The GUST Font Nosource License, which is legally equivalent to
;; lppl1.3c+, is no longer in use (per
;; <https://www.gust.org.pl/projects/e-foundry/licenses>). It has de
;; facto become GUST Font License 1.0.
((or "gfl" "gfsl") 'gfl1.0)
("isc" 'isc)
;; These are known non-free licenses
("noinfo" 'unknown)
("nosell" 'non-free)
("shareware" 'non-free)
("nosource" 'non-free)
("nocommercial" 'non-free)
("cc-by-nc-nd-1" 'non-free)
("cc-by-nc-nd-2" 'non-free)
("cc-by-nc-nd-2.5" 'non-free)
("cc-by-nc-nd-3" 'non-free)
("cc-by-nc-nd-4" 'non-free)
((? string? x) (string->license (string-split x #\space)))
((x) `(error unknown-license ,x))
((lst ...) `(list ,@(map string->license lst)))
(x `(error unknown-license ,x))))
(define (guix-name name)
"Return a Guix package name for a given Texlive package NAME."
(string-append "texlive-"
(string-map (match-lambda
(#\_ #\-)
(#\. #\-)
(chr (char-downcase chr)))
name)))
(define* (translate-depends depends #:optional texlive-only)
"Translate TeX Live packages DEPENDS into their equivalent Guix names
in `(gnu packages tex)' module, without \"texlive-\" prefix. The function
also removes packages not necessary in Guix.
When TEXLIVE-ONLY is true, only TeX Live packages are returned."
(delete-duplicates
(filter-map (match-lambda
;; Hyphenation. Every TeX Live package is replaced with
;; "hyphen-complete", unless "hyphen-base" is the sole
;; dependency.
("hyphen-base"
(and (not (member "hyph-utf8" depends))
"hyphen-base"))
((or (? (cut string-prefix? "hyphen-" <>))
"hyph-utf8" "dehyph" "dehyph-exptl" "ruhyphen" "ukrhyph")
(and (not texlive-only) "hyphen-complete"))
;; Binaries placeholders are ignored.
((? (cut string-suffix? ".ARCH" <>)) #f)
;; So are TeX Live specific packages.
((or (? (cut string-prefix? "texlive-" <>))
"tlshell" "texlive.infra")
#f)
;; And also development packages, which should inherit from
;; the current package anyway.
((? (cut string-suffix? "-dev" <>)) #f)
;; Guix does not use Asymptote from TeX Live. Ignore it.
("asymptote" #f)
;; TeXworks in TeX Live is only for Windows. Don't bother.
((or "texworks" "collection-texworks") #f)
;; Others.
(name name))
depends)))
(define (tlpdb-file)
(define texlive-scripts
;; Resolve this variable lazily so that (gnu packages ...) does not end up
;; in the closure of this module.
(module-ref (resolve-interface '(gnu packages tex))
'texlive-scripts))
(with-store store
(run-with-store store
(mlet* %store-monad
((drv (lower-object texlive-scripts))
(built (built-derivations (list drv))))
(match (derivation->output-paths drv)
(((names . items) ...)
(return (string-append (second items) ;"out"
"/share/tlpkg/texlive.tlpdb"))))))))
(define tlpdb
(memoize
(lambda ()
(let ((file (tlpdb-file))
(fields
'((name . string)
(shortdesc . string)
(longdesc . string)
(catalogue . string)
(catalogue-license . string)
(catalogue-ctan . string)
(srcfiles . list)
(runfiles . list)
(docfiles . list)
(binfiles . list)
(depend . simple-list)
(execute . simple-list)))
(record
(lambda* (key value alist #:optional (type 'string))
(let ((new
(or (and=> (assoc-ref alist key)
(lambda (existing)
(cond
((eq? type 'string)
(string-append existing " " value))
((or (eq? type 'list) (eq? type 'simple-list))
(cons value existing)))))
(cond
((eq? type 'string)
value)
((or (eq? type 'list) (eq? type 'simple-list))
(list value))))))
(acons key new (alist-delete key alist))))))
(call-with-input-file file
(lambda (port)
(let loop ((all (list))
(current (list))
(last-property #false))
(let ((line (read-line port)))
(cond
((eof-object? line) all)
;; End of record.
((string-null? line)
(loop (cons (cons (assoc-ref current 'name) current)
all)
(list) #false))
;; Continuation of a list
((and (zero? (string-index line #\space)) last-property)
;; Erase optional second part of list values like
;; "details=Readme" for files
(let ((plain-value (first
(string-split
(string-trim-both line) #\space))))
(loop all (record last-property
plain-value
current
'list)
last-property)))
(else
(or (and-let* ((space (string-index line #\space))
(key (string->symbol (string-take line space)))
(value (string-drop line (1+ space)))
(field-type (assoc-ref fields key)))
;; Erase second part of list keys like "size=29"
(cond
((eq? field-type 'list)
(loop all current key))
(else
(loop all (record key value current field-type) key))))
(loop all current #false))))))))))))
;; Packages listed below are used to build "latex-bin" package, and therefore
;; cannot provide it automatically as a native input. Consequently, the
;; importer sets TEXLIVE-LATEX-BIN? argument to #F for all of them.
(define latex-bin-dependency-tree
(memoize
(lambda (package-database)
;; Start out with "latex-bin", but also provide native inputs, which do
;; not appear as dependents, as roots for the search.
(let loop ((packages
(list "latex-bin" "metafont" "modes" "tex"))
(deps '()))
(if (null? packages)
;; `translate-depends' will always translate "hyphen-base" into
;; "hyphen-complete". Make sure plain hyphen-base appears in the
;; dependency tree.
(cons "hyphen-base" (translate-depends deps))
(loop (append-map (lambda (name)
(let ((data (assoc-ref package-database name)))
(or (assoc-ref data 'depend)
'())))
packages)
(append packages deps)))))))
(define (formats package-data)
"Return a list of formats to build according to PACKAGE-DATA."
(and=> (assoc-ref package-data 'execute)
(lambda (actions)
(delete-duplicates
(filter-map
(lambda (action)
(match (string-split action #\space)
(("AddFormat" fmt . _)
(string-drop fmt (string-length "name=")))
(_ #f)))
;; Get the right (alphabetic) order.
(reverse actions))))))
(define (linked-scripts name package-database)
"Return a list of script names to symlink from \"bin/\" directory for
package NAME according to PACKAGE-DATABASE. Consider as scripts files with
\".lua\", \".pl\", \".py\", \".rb\", \".sh\", \".tcl\", \".texlua\", \".tlu\"
extensions, and files without extension."
(and-let* ((data (assoc-ref package-database name))
;; Check if binaries are associated to the package.
(depend (assoc-ref data 'depend))
((member (string-append name ".ARCH") depend))
;; List those binaries.
(bin-data (assoc-ref package-database
;; Any *nix-like architecture will do.
(string-append name ".x86_64-linux")))
(binaries (map basename (assoc-ref bin-data 'binfiles)))
;; List scripts candidates. Bail out if there are none.
(runfiles (assoc-ref data 'runfiles))
(scripts (filter (cut string-prefix? "texmf-dist/scripts/" <>)
runfiles))
((pair? scripts)))
(filter-map (lambda (script)
(and (any (lambda (ext)
(member (basename script ext) binaries))
'(".lua" ".pl" ".py" ".rb" ".sh" ".tcl" ".texlua"
".tlu"))
(basename script)))
;; Get the right (alphabetic) order.
(reverse scripts))))
(define* (files-differ? directory package-name
#:key
(package-database tlpdb)
(type #false)
(direction 'missing))
"Return a list of files in DIRECTORY that differ from the expected installed
files for PACKAGE-NAME according to the PACKAGE-DATABASE. By default all
files considered, but this can be restricted by setting TYPE to 'runfiles,
'docfiles, or 'srcfiles. The names of files that are missing from DIRECTORY
are returned; by setting DIRECTION to anything other than 'missing, the names
of those files are returned that are unexpectedly installed."
(define (strip-directory-prefix file-name)
(string-drop file-name (1+ (string-length directory))))
(let* ((data (or (assoc-ref (package-database) package-name)
(error (format #false
"~a is not a valid package name in the TeX Live package database."
package-name))))
(files (if type
(or (assoc-ref data type) (list))
(append (or (assoc-ref data 'runfiles) (list))
(or (assoc-ref data 'docfiles) (list))
(or (assoc-ref data 'srcfiles) (list)))))
(existing (file-system-fold
(const #true) ;enter?
(lambda (path stat result) (cons path result)) ;leaf
(lambda (path stat result) result) ;down
(lambda (path stat result) result) ;up
(lambda (path stat result) result) ;skip
(lambda (path stat errno result) result) ;error
(list)
directory)))
(if (eq? direction 'missing)
(lset-difference string=?
files (map strip-directory-prefix existing))
;; List files that are installed but should not be.
(lset-difference string=?
(map strip-directory-prefix existing) files))))
(define (files->locations files)
(define (trim-filename entry)
(string-join (drop-right (string-split entry #\/) 1) "/" 'suffix))
;; Generic locations are shared by multiple packages. Provide the full file
;; name to make so as to extract only the files related to the package being
;; imported.
(let-values (((generic specific)
(partition (lambda (f)
;; Only grab files from generic locations, not
;; sub-directories.
(any (cut string=? <> (trim-filename f))
texlive-generic-locations))
files)))
(append generic
;; Remove sub-directories, i.e., more specific entries with the
;; same prefix.
(delete-duplicates (sort (map trim-filename specific) string<)
string-prefix?))))
(define (tlpdb->package name version package-database)
(and-let* ((data (assoc-ref package-database name))
(locs (files->locations
(filter-map (lambda (file)
;; Ignore any file not starting with the
;; expected prefix. Nothing good can come
;; from this.
(and (string-prefix? "texmf-dist/" file)
(string-drop file (string-length "texmf-dist/"))))
(append (or (assoc-ref data 'docfiles) (list))
(or (assoc-ref data 'runfiles) (list))
(or (assoc-ref data 'srcfiles) (list))))))
(texlive-name name)
(name (guix-name name))
;; TODO: we're ignoring the VERSION argument because that
;; information is distributed across %texlive-tag and
;; %texlive-revision.
(ref (svn-multi-reference
(url (string-append "svn://www.tug.org/texlive/tags/"
%texlive-tag "/Master/texmf-dist"))
(locations locs)
(revision %texlive-revision)))
;; Ignore arch-dependent packages.
(depends (or (assoc-ref data 'depend) '()))
(source (with-store store
(download-multi-svn-to-store
store ref (string-append name "-svn-multi-checkout")))))
(let* ((scripts (linked-scripts texlive-name package-database))
(tex-formats (formats data))
(meta-package? (null? locs))
(empty-package? (and meta-package? (not (pair? tex-formats)))))
(values
`(package
(name ,name)
(version (number->string %texlive-revision))
(source ,(and (not meta-package?)
`(texlive-origin
name version
(list ,@(sort locs string<))
(base32
,(bytevector->nix-base32-string
(let-values (((port get-hash) (open-sha256-port)))
(write-file source port)
(force-output port)
(get-hash)))))))
,@(if (assoc-ref data 'docfiles)
'((outputs '("out" "doc")))
'())
;; Set build-system.
;;
;; Use trivial build system only when the package contains no files,
;; and no TeX format file is expected to be built.
(build-system ,(if empty-package?
'trivial-build-system
'texlive-build-system))
;; Generate arguments field.
,@(let* ((latex-bin-dependency?
(member texlive-name
(latex-bin-dependency-tree package-database)))
(arguments
(append (if empty-package?
'(#:builder #~(mkdir #$output))
'())
(if latex-bin-dependency?
'(#:texlive-latex-bin? #f)
'())
(if (pair? scripts)
`(#:link-scripts #~(list ,@scripts))
'())
(if (pair? tex-formats)
`(#:create-formats #~(list ,@tex-formats))
'()))))
(if (pair? arguments)
`((arguments (list ,@arguments)))
'()))
;; Native inputs.
;;
;; Texlive build system generates font metrics whenever a font
;; metrics file has the same base name as a Metafont file. In this
;; case, provide `texlive-metafont'.
,@(or (and-let* ((runfiles (assoc-ref data 'runfiles))
(metrics
(filter-map (lambda (f)
(and (string-suffix? ".tfm" f)
(basename f ".tfm")))
runfiles))
((not (null? metrics)))
((any (lambda (f)
(and (string-suffix? ".mf" f)
(member (basename f ".mf") metrics)))
runfiles)))
'((native-inputs (list texlive-metafont))))
'())
;; Inputs.
,@(match (append-map (lambda (s)
(cond ((string-suffix? ".pl" s) '(perl))
((string-suffix? ".py" s) '(python))
((string-suffix? ".rb" s) '(ruby))
((string-suffix? ".tcl" s) '(tcl tk))
(else '())))
(or scripts '()))
(() '())
(inputs `((inputs (list ,@(delete-duplicates inputs eq?))))))
;; Propagated inputs.
,@(match (translate-depends depends)
(() '())
(inputs
`((propagated-inputs
(list ,@(map (compose string->symbol guix-name)
(sort inputs string<?)))))))
(home-page
,(cond
(meta-package? "https://www.tug.org/texlive/")
((or (assoc-ref data 'catalogue) (assoc-ref data 'name)) =>
(cut string-append "https://ctan.org/pkg/" <>))
(else "https://www.tug.org/texlive/")))
(synopsis ,(assoc-ref data 'shortdesc))
(description ,(and=> (assoc-ref data 'longdesc) beautify-description))
(license
,(cond
(meta-package?
'(fsf-free "https://www.tug.org/texlive/copying.html"))
((assoc-ref data 'catalogue-license) => string->license)
(else #f))))
(translate-depends depends #t)))))
(define texlive->guix-package
(memoize
(lambda* (name #:key
(version (number->string %texlive-revision))
(package-database tlpdb)
#:allow-other-keys)
"Find the metadata for NAME in the tlpdb and return the `package'
s-expression corresponding to that package, or #f on failure."
(tlpdb->package name version (package-database)))))
(define* (texlive-recursive-import name #:key repo version)
(recursive-import name
#:repo repo
#:version version
#:repo->guix-package texlive->guix-package
#:guix-name guix-name))
;;; texlive.scm ends here