[PATCH] gnu: Add Chez-Scheme.

[Federico Beffa <beffa@ieee.org>]

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There is no official release yet, so I took a snapshot of the git
repo. We can switch later.

Regards,
Fede

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From ccbc4ed7b9e92823b60d6ed17cf3320585f018b7 Mon Sep 17 00:00:00 2001
From: Federico Beffa <beffa@fbengineering.ch>
Date: Thu, 12 May 2016 14:57:25 +0200
Subject: [PATCH] gnu: Add Chez-Scheme.

* gnu/packages/scheme.scm (chez-scheme): New variable.
---
 gnu/packages/scheme.scm | 145 +++++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 144 insertions(+), 1 deletion(-)

diff --git a/gnu/packages/scheme.scm b/gnu/packages/scheme.scm
index 6cf75c2..86c099c 100644
--- a/gnu/packages/scheme.scm
+++ b/gnu/packages/scheme.scm
@@ -22,15 +22,20 @@
 
 (define-module (gnu packages scheme)
   #:use-module (gnu packages)
-  #:use-module (guix licenses)
+  #:use-module ((guix licenses) #:select (gpl2+ lgpl2.0+ lgpl2.1+ asl2.0 bsd-3))
   #:use-module (guix packages)
   #:use-module (guix download)
+  #:use-module (guix git-download)
   #:use-module (guix utils)
   #:use-module (guix build-system gnu)
+  #:use-module (gnu packages compression)
   #:use-module (gnu packages m4)
   #:use-module (gnu packages multiprecision)
+  #:use-module (gnu packages ncurses)
   #:use-module (gnu packages databases)
   #:use-module (gnu packages emacs)
+  #:use-module (gnu packages ghostscript)
+  #:use-module (gnu packages netpbm)
   #:use-module (gnu packages texinfo)
   #:use-module (gnu packages texlive)
   #:use-module (gnu packages base)
@@ -544,6 +549,144 @@ an isolated heap allowing multiple VMs to run simultaneously in different OS
 threads.")
     (license bsd-3)))
 
+(define nanopass
+  (let ((version "1.9"))
+    (origin
+      (method url-fetch)
+      (uri (string-append
+            "https://github.com/nanopass/nanopass-framework-scheme/archive"
+            "/v" version ".tar.gz"))
+      (sha256 (base32 "11pwyy4jiwhcl2am3a4ciczacjbjkyvdizqzdglb3l1hj2gj6nv2"))
+      (file-name (string-append "nanopass-" version ".tar.gz")))))
+
+(define stex
+  (let ((version "1.2"))
+    (origin
+      (method url-fetch)
+      (uri (string-append
+            "https://github.com/dybvig/stex/archive"
+            "/v" version ".tar.gz"))
+      (sha256 (base32 "0hswmckvbyzy9crj51fy4q14zprh56kvx08sj9r47vm6zkb30mki"))
+      (file-name (string-append "stex-" version ".tar.gz")))))
+
+(define-public chez-scheme
+  (package
+    (name "chez-scheme")
+    (version "20160512.41d94b07")
+    (source
+     (origin
+       (method git-fetch)
+       (uri (git-reference
+             (url "https://github.com/cisco/ChezScheme.git")
+             (commit "41d94b0793997e3b90c10d6d28aaa4e2d43857cc")))
+       (sha256
+        (base32 "18cg1r0csw1fmsndw1y2hks630q16yf8vl3jvbrbgcg1c8l4hn10"))
+       (file-name (string-append "chez-scheme-" version ".tar.gz"))))
+    (build-system gnu-build-system)
+    (inputs
+     `(("ncurses" ,ncurses)
+       ("libx11" ,libx11)
+       ("xorg-rgb" ,xorg-rgb)
+       ("nanopass" ,nanopass)
+       ("zlib" ,zlib)
+       ("stex" ,stex)))
+    (native-inputs
+     `(("texlive" ,texlive)
+       ("ghostscript" ,ghostscript)
+       ("netpbm" ,netpbm)))
+    (outputs '("out" "doc"))
+    (arguments
+     `(#:modules ((guix build gnu-build-system)
+                  (guix build utils)
+                  (ice-9 match))
+       #:test-target "test"
+       #:phases
+       (modify-phases %standard-phases
+         ;; Adapt the custom 'configure' script.
+         (replace 'configure
+           (lambda* (#:key inputs outputs #:allow-other-keys)
+             (let ((out (assoc-ref outputs "out"))
+                   (nanopass (assoc-ref inputs "nanopass"))
+                   (stex (assoc-ref inputs "stex"))
+                   (zlib (assoc-ref inputs "zlib"))
+                   (unpack (assoc-ref %standard-phases 'unpack))
+                   (patch-source-shebangs
+                    (assoc-ref %standard-phases 'patch-source-shebangs)))
+               (map (match-lambda
+                      ((src orig-name new-name)
+                       (with-directory-excursion "."
+                         (apply unpack (list #:source src))
+                         (apply patch-source-shebangs (list #:source src)))
+                       (delete-file-recursively new-name)
+                       (system* "mv" orig-name new-name)))
+                    `((,nanopass "nanopass-framework-scheme-1.9" "nanopass")
+                      (,stex "stex-1.2" "stex")))
+               ;; The Makefile wants to download and compile "zlib".  We patch
+               ;; it to use the one from our 'zlib' package.
+               (substitute* "configure"
+                 (("rmdir zlib .*$") "echo \"using system zlib\"\n"))
+               (substitute* (find-files "./c" "Mf-[a-zA-Z0-9.]+")
+                 (("\\$\\{Kernel\\}: \\$\\{kernelobj\\} \\.\\./zlib/libz\\.a")
+                  "${Kernel}: ${kernelobj}")
+                 (("ld -melf_x86_64 -r -X -o \\$\\{Kernel\\} \\$\\{kernelobj\\} \\.\\./zlib/libz\\.a")
+                  (string-append "ld -melf_x86_64 -r -X -o ${Kernel} ${kernelobj} "
+                                 zlib "/lib/libz.a"))
+                 (("\\(cd \\.\\./zlib; CFLAGS=-m64 \\./configure --64)")
+                  (which "true"))
+                 (("(cd \\.\\./zlib; make)")
+                  (which "true")))
+               (substitute* (find-files "mats" "Mf-.*")
+                 (("^[[:space:]]+(cc ) *") "\tgcc "))
+               (substitute*
+                   (find-files "." (string-append
+                                    "("
+                                    "Mf-[a-zA-Z0-9.]+"
+                                    "|Makefile[a-zA-Z0-9.]*"
+                                    "|checkin"
+                                    "|stex\\.stex"
+                                    "|newrelease"
+                                    "|workarea"
+                                    ;;"|[a-zA-Z0-9.]+\\.ms" ; guile can't read
+                                    ")"))
+                 (("/bin/rm") (which "rm"))
+                 (("/bin/ln") (which "ln"))
+                 (("/bin/cp") (which "cp")))
+               (substitute* "makefiles/installsh"
+                 (("/bin/true") (which "true")))
+               (zero? (system* "./configure" "--threads"
+                               (string-append "--installprefix=" out))))))
+         ;; Installation of the documentation requires a running "petite".
+         (add-after 'install 'install-doc
+           (lambda* (#:key inputs outputs #:allow-other-keys)
+             (let ((bin (string-append (assoc-ref outputs "out") "/bin"))
+                   (doc (string-append (assoc-ref outputs "doc")
+                                       "/share/doc/" ,name "-" ,version)))
+               (setenv "HOME" (getcwd))
+               (setenv "PATH" (string-append (getenv "PATH") ":" bin))
+               (substitute* "stex/src/fixbibtex.ss"
+                 (("/usr/bin/petite") (which "petite")))
+               (with-directory-excursion "stex"
+                 (system* "make" (string-append "BIN=" bin)))
+               (system* "make" "docs")
+               (with-directory-excursion "csug"
+                 (substitute* "Makefile"
+                   (("/tmp/csug9") doc))
+                 (system* "make" "install")
+                 (install-file "csug.pdf" doc))
+               (with-directory-excursion "release_notes"
+                 (install-file "release_notes.pdf" doc))
+               #t))))))
+    ;; According to the documentation MIPS is not supported.
+    (supported-systems (delete "mips64el-linux" %supported-systems))
+    (home-page "http://www.scheme.com")
+    (synopsis "R6RS Scheme compiler and run-time")
+    (description
+     "Chez Scheme is a compiler and run-time system for the language of the
+Revised^6 Report on Scheme (R6RS), with numerous extensions.  The compiler
+generates native code for each target processor, with support for x86, x86_64,
+and 32-bit PowerPC architectures.")
+    (license asl2.0)))
+
 (define-public scmutils
   (let ()
     (define (system-suffix)
-- 
2.7.4