;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2016 Brendan Tildesley <brendan.tildesley@openmailbox.org>
;;;
;;; 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 (gnu packages linguistics)
  #:use-module ((guix licenses) #:prefix license:)
  #:use-module (guix packages)
  #:use-module (guix build-system gnu)
  #:use-module (guix utils)
  #:use-module (guix download)
  #:use-module (gnu packages)
  #:use-module (gnu packages linux) ; for alsa-lib
  #:use-module (gnu packages gtk)
  #:use-module (gnu packages pkg-config)
  #:use-module (gnu packages version-control)
  #:use-module (gnu packages python)
  #:use-module (gnu packages pulseaudio))

(define-public praat
  (package
    (name "praat")
    (version "6.0.19")
    (source
     (origin
       (method url-fetch)
       (uri (string-append "https://github.com/praat/praat/archive/v"
                           version ".tar.gz"))
       (file-name (string-append name "-" version ".tar.gz"))
       (sha256
        (base32 "1fhzqzygx5h6xkjaxwgzvnby393q7c3lby0fq3bnhscfdhzkm0a0"))))
    (build-system gnu-build-system)
    (native-inputs
     `(("pkg-config" ,pkg-config)))
    (inputs
     `(("gtk" ,gtk+-2)
       ("alsa-lib" ,alsa-lib)
       ("pulseaudio" ,pulseaudio)
       ("python" ,python)))             ; optional scripts
    (arguments
     `(#:tests? #f
       #:phases
       (modify-phases %standard-phases
         (delete 'configure)
         (add-before 'build 'copy-makefile
           ;; setup makefile for compiling on Linux as per README.md. There may
           ;; be issues with this. The audio config may need to be changed in
           ;; the GUI. If that is the case when tested on GuixSD, I'd like to
           ;; figure out how to patch praat to work by default.
           (lambda _
             (copy-file "makefiles/makefile.defs.linux.pulse"
                        "makefile.defs")
             #t))
         (replace 'install
           (lambda* (#:key outputs #:allow-other-keys)
             (let* ((out (assoc-ref outputs "out"))
                    (target (string-append out "/bin")))
               (mkdir-p target)
               (install-file "praat" target))
             #t)))))
    (home-page "http://praat.org")
    (synopsis "Doing phonetics by computer")
    (description
     "Praat is a program for linguists to analyse, synthesize, and
manipulate speech, generate graphs for scientific papers, and more.")
    (license license:gpl2)))