;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2013 Ludovic Courtès <ludo@gnu.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 scheme)
  #:use-module (gnu packages)
  #:use-module (guix licenses)
  #:use-module (guix packages)
  #:use-module (guix download)
  #:use-module (guix build-system gnu)
  #:use-module (gnu packages m4)
  #:use-module (gnu packages multiprecision)
  #:use-module (gnu packages emacs)
  #:use-module (gnu packages texinfo)
  #:use-module (ice-9 match))

(define-public mit-scheme
  (package
    (name "mit-scheme")
    (version "9.1.1")
    (source #f)                                   ; see below
    (build-system gnu-build-system)
    (arguments
     `(#:tests? #f                                ; no "check" target
       #:phases
       (alist-replace
        'unpack
        (lambda* (#:key inputs #:allow-other-keys)
          (and (zero? (system* "tar" "xzvf"
                               (assoc-ref inputs "source")))
               (chdir ,(string-append name "-" version))
               (begin
                 ;; Delete these dangling symlinks since they break
                 ;; `patch-shebangs'.
                 (for-each delete-file
                           (append (find-files "src/lib/lib" "\\.so$")
                                   (find-files "src/lib" "^ffi-test")))
                 (chdir "src")
                 #t)))
        (alist-replace
         'build
         (lambda* (#:key system outputs #:allow-other-keys)
           (let ((out (assoc-ref outputs "out")))
             (if (or (string-prefix? "x86_64" system)
                     (string-prefix? "i686" system))
                 (zero? (system* "make" "compile-microcode"))
                 (zero? (system* "./etc/make-liarc.sh"
                                 (string-append "--prefix=" out))))))
         %standard-phases))))
    (inputs
     `(;; TODO: Build doc when TeX Live is available.
       ;; ("automake" ,automake)
       ;; ("texlive-core" ,texlive-core)
       ("texinfo" ,texinfo)
       ("m4" ,m4)

       ("source"
        ,(lambda (system)
           ;; MIT/GNU Scheme is not bootstrappable, so it's recommended to
           ;; compile from the architecture-specific tarballs, which contain
           ;; pre-built binaries.  It leads to more efficient code than when
           ;; building the tarball that contains generated C code instead of
           ;; those binaries.
           (origin
            (method url-fetch)
            (uri (string-append "mirror://gnu/mit-scheme/stable.pkg/"
                                version "/mit-scheme-"
                                version "-"
                                (match system
                                  ("x86_64-linux" "x86-64")
                                  ("i686-linux" "i386")
                                  (_ "c"))
                                ".tar.gz"))
            (sha256
             (match system
               ("x86_64-linux"
                (base32
                 "1wcxm9hyfc53myvlcn93fyqrnnn4scwkknl9hkbp1cphc6mp291x"))
               ("i686-linux"
                (base32
                 "0vi760fy550d9db538m0vzbq1mpdncvw9g8bk4lswk0kcdira55z"))
               (_
                (base32
                 "0pclakzwxbqgy6wqwvs6ml62wgby8ba8xzmwzdwhx1v8wv05yw1j")))))))))
    (home-page "http://www.gnu.org/software/mit-scheme/")
    (synopsis "MIT/GNU Scheme, a native code Scheme compiler")
    (description
     "MIT/GNU Scheme is an implementation of the Scheme programming
language, providing an interpreter, compiler, source-code debugger,
integrated Emacs-like editor, and a large runtime library.  MIT/GNU
Scheme is best suited to programming large applications with a rapid
development cycle.")
    (license gpl2+)))

(define-public bigloo
  (package
    (name "bigloo")
    (version "4.0a")
    (source (origin
             (method url-fetch)
             (uri (string-append "ftp://ftp-sop.inria.fr/indes/fp/Bigloo/bigloo"
                                 version ".tar.gz"))
             (sha256
              (base32
               "03gzrgwn3all7pxa056xbks4szkbd4b95c0kap5s1v93dbxs2v7g"))))
    (build-system gnu-build-system)
    (arguments
     '(#:patches (list (assoc-ref %build-inputs "patch/shebangs"))
       #:test-target "test"
       #:phases (alist-replace
                 'configure
                 (lambda* (#:key outputs #:allow-other-keys)

                   (substitute* "configure"
                     (("^shell=.*$")
                      (string-append "shell=" (which "bash") "\n")))

                   ;; Those variables are used by libgc's `configure'.
                   (setenv "SHELL" (which "bash"))
                   (setenv "CONFIG_SHELL" (which "bash"))

                   ;; The `configure' script doesn't understand options
                   ;; of those of Autoconf.
                   (let ((out (assoc-ref outputs "out")))
                     (zero?
                      (system* "./configure"
                               (string-append "--prefix=" out)
                               (string-append"--mv=" (which "mv"))
                               (string-append "--rm=" (which "rm"))))))
                 (alist-cons-after
                  'patch 'patch-absolute-file-names
                  (lambda _
                    (substitute* (cons "configure"
                                       (find-files "gc" "^install-gc"))
                      (("/bin/rm") (which "rm"))
                      (("/bin/mv") (which "mv"))))
                  %standard-phases))))
    (inputs
     `(("gmp" ,gmp)
       ("emacs" ,emacs)
       ("patch/shebangs" ,(search-patch "bigloo-gc-shebangs.patch"))))
    (home-page "http://www-sop.inria.fr/indes/fp/Bigloo/")
    (synopsis "Bigloo, an efficient Scheme compiler")
    (description
     "Bigloo is a Scheme implementation devoted to one goal: enabling
Scheme based programming style where C(++) is usually
required.  Bigloo attempts to make Scheme practical by offering
features usually presented by traditional programming languages
but not offered by Scheme and functional programming.  Bigloo
compiles Scheme modules.  It delivers small and fast stand alone
binary executables.  Bigloo enables full connections between
Scheme and C programs, between Scheme and Java programs, and
between Scheme and C# programs.")
    (license gpl2+)))
