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+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2017 Ricardo Wurmus <rekado@elephly.net>
+;;;
+;;; 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 texlive-build-system)
+ #:use-module ((guix build gnu-build-system) #:prefix gnu:)
+ #:use-module (guix build utils)
+ #:use-module (ice-9 match)
+ #:use-module (srfi srfi-1)
+ #:use-module (srfi srfi-26)
+ #:export (%standard-phases
+ texlive-build))
+
+;; Commentary:
+;;
+;; Builder-side code of the standard build procedure for TeX Live packages.
+;;
+;; Code:
+
+(define (compile-with-latex format file)
+ (zero? (system* format
+ "-interaction=batchmode"
+ "-output-directory=build"
+ (string-append "&" format)
+ file)))
+
+(define* (build #:key inputs build-targets tex-format #:allow-other-keys)
+ ;; Find additional tex and sty files
+ (setenv "TEXINPUTS"
+ (string-append
+ (getcwd) ":" (getcwd) "/build:"
+ (string-join
+ (append-map (match-lambda
+ ((_ . dir)
+ (find-files dir
+ (lambda (_ stat)
+ (eq? 'directory (stat:type stat)))
+ #:directories? #t
+ #:stat stat)))
+ inputs)
+ ":")))
+ (setenv "TEXFORMATS"
+ (string-append (assoc-ref inputs "texlive-latex-base")
+ "/share/texmf-dist/web2c/"))
+ (setenv "LUAINPUTS"
+ (string-append (assoc-ref inputs "texlive-latex-base")
+ "/share/texmf-dist/tex/latex/base/"))
+ (mkdir "build")
+ (every (cut compile-with-latex tex-format <>)
+ (if build-targets build-targets
+ (find-files "." "\\.ins$"))))
+
+(define* (install #:key outputs tex-directory #:allow-other-keys)
+ (let* ((out (assoc-ref outputs "out"))
+ (target (string-append
+ out "/share/texmf-dist/tex/" tex-directory)))
+ (mkdir-p target)
+ (for-each delete-file (find-files "." "\\.(log|aux)$"))
+ (for-each (cut install-file <> target)
+ (find-files "build" ".*"))
+ #t))
+
+(define %standard-phases
+ (modify-phases gnu:%standard-phases
+ (delete 'configure)
+ (replace 'build build)
+ (delete 'check)
+ (replace 'install install)))
+
+(define* (texlive-build #:key inputs (phases %standard-phases)
+ #:allow-other-keys #:rest args)
+ "Build the given TeX Live package, applying all of PHASES in order."
+ (apply gnu:gnu-build #:inputs inputs #:phases phases args))
+
+;;; texlive-build-system.scm ends here