;;; Copyright © 2013 Andreas Enge <andreas@enge.fr>
;;; Copyright © 2014 Mark H Weaver <mhw@netris.org>
;;; Copyright © 2016 Ricardo Wurmus <rekado@elephly.net>
+;;; Copyright © 2017 Ludovic Courtès <ludo@gnu.org>
;;;
;;; This file is part of GNU Guix.
;;;
(uri (string-append "mirror://gnu/groff/groff-" version
".tar.gz"))
(sha256 (base32
- "1998v2kcs288d3y7kfxpvl369nqi06zbbvjzafyvyl3pr7bajj1s"))))
+ "1998v2kcs288d3y7kfxpvl369nqi06zbbvjzafyvyl3pr7bajj1s"))
+ (patches (search-patches "groff-source-date-epoch.patch"))))
(build-system gnu-build-system)
(outputs '("out"
"doc")) ;12MiB of PS, PDF, HTML, and examples
- (inputs `(("ghostscript" ,ghostscript)
- ("netpbm" ,netpbm)))
+
+ ;; Note: groff's HTML backend uses executables from netpbm when they are in
+ ;; $PATH. In practice, not having them doesn't prevent it from install its
+ ;; own HTML doc, nor does it change its capabilities, so we removed netpbm
+ ;; from 'inputs'.
+
+ (inputs `(("ghostscript" ,ghostscript)))
(native-inputs `(("bison" ,bison)
("perl" ,perl)
("psutils" ,psutils)
(license gpl3+)
(home-page "https://www.gnu.org/software/groff/")))
+(define-public groff-minimal
+ ;; Minimialist groff for use by man-db. Its closure size is less than half
+ ;; that of the full-blown groff.
+ (package
+ (inherit groff)
+ (name "groff-minimal")
+ (synopsis "Minimalist variant of Groff for use by man-db")
+ (outputs '("out"))
+
+ ;; Omit the DVI, PS, PDF, and HTML backends.
+ (inputs '())
+ (native-inputs `(("bison" ,bison)
+ ("perl" ,perl)))
+
+ (arguments
+ `(#:disallowed-references (,perl)
+
+ #:configure-flags '("--docdir=/tmp/trash/doc")
+
+ #:phases (modify-phases %standard-phases
+ (add-after 'install 'remove-non-essential-programs
+ (lambda* (#:key outputs #:allow-other-keys)
+ ;; Keep only the programs that man-db needs at run time,
+ ;; and make sure we don't pull in Perl.
+ (let ((out (assoc-ref outputs "out"))
+ (kept '("eqn" "neqn" "pic" "tbl" "refer"
+ "nroff" "groff" "troff" "grotty")))
+ (for-each (lambda (file)
+ (unless (member (basename file) kept)
+ (delete-file file)))
+ (find-files (string-append out "/bin")))
+
+ ;; Remove a bunch of unneeded Perl scripts.
+ (for-each delete-file (find-files out "\\.pl$"))
+ (for-each delete-file
+ (find-files out "BuildFoundries"))
+
+ ;; Remove ~3 MiB from share/groff/X.Y/font/devBACKEND
+ ;; corresponding to the unused backends.
+ (for-each delete-file-recursively
+ (find-files out "^dev(dvi|ps|pdf|html|lj4)$"
+ #:directories? #t))
+ #t))))
+
+ ,@(package-arguments groff)))))
+
;; There are no releases, so we take the latest commit.
(define-public roffit
(let ((commit "e5228388e3faf2b7f1ae5bd048ad46ed565304c6")