build-system: Add 'texlive-build-system'.

* guix/build-system/texlive.scm: New file.
* guix/build/texlive-build-system.scm: New file.
* Makefile.am (MODULES): Add them.
* doc/guix.texi (Build Systems): Document it.
* gnu/packages/tex.scm (%texlive-tag, %texlive-revision): Remove variables.
(texlife-ref): Remove procedure.

1 files changed, 89 insertions, 0 deletions

diff --git a/guix/build/texlive-build-system.scm b/guix/build/texlive-build-system.scm
new file mode 100644
index 0000000000..c1fd9fd9af
--- /dev/null
+++ b/guix/build/texlive-build-system.scm
@@ -0,0 +1,89 @@
+;;; 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