From d09667ff264149467b2b69e8a4ef67a1ce9b123c Mon Sep 17 00:00:00 2001
From: Federico Beffa <address@hidden>
Date: Sun, 16 Oct 2016 16:03:07 +0200
Subject: [PATCH 04/15] gnu: Add chez-sockets.

* gnu/packages/chez.scm (chez-sockets): New variable.
---
 gnu/packages/chez.scm | 76 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 76 insertions(+)

diff --git a/gnu/packages/chez.scm b/gnu/packages/chez.scm
index d9f6f71..6579b81 100644
--- a/gnu/packages/chez.scm
+++ b/gnu/packages/chez.scm
@@ -271,3 +271,79 @@ and 32-bit PowerPC architectures.")
 programming in Scheme, and more particularly, it is implemented in
 Chez Scheme.")
     (license expat)))
+
+(define-public chez-sockets
+  (package
+    (name "chez-sockets")
+    (version "0.0-1.bce9688")
+    (source
+     (origin
+       (method git-fetch)
+       (uri (git-reference
+             (url "https://github.com/arcfide/chez-sockets.git")
+             (commit "bce96881c06bd69a6757a6bff139744153924140")))
+       (file-name (string-append name "-" version "-checkout"))
+       (sha256
+        (base32 "1n5fbwwz51fdzvjackgmnsgh363g9inyxv7kmzi0469cwavwcx5m"))))
+    (build-system gnu-build-system)
+    (native-inputs
+     `(("chez-scheme" ,chez-scheme)
+       ("chez-web" ,chez-web)
+       ("texlive" ,texlive)))
+    (arguments
+     `(#:tests? #f          ; no tests
+       #:phases
+       (modify-phases %standard-phases
+         (replace 'configure
+           (lambda* (#:key outputs inputs #:allow-other-keys)
+             (let* ((out (assoc-ref outputs "out"))
+                    (chez-web (assoc-ref inputs "chez-web"))
+                    (chez (assoc-ref inputs "chez-scheme"))
+                    (chez-h (dirname (car (find-files chez "scheme\\.h")))))
+               (substitute* "Makefile"
+                 (("(SCHEMEH=).*$" all var)
+                  (string-append var chez-h)))
+               #t)))
+         (add-before 'build 'tangle
+           (lambda _
+             ;; just using "make" tries to build the .c files before
+             ;; they are created.
+             (and (zero? (system* "make" "sockets"))
+                  (zero? (system* "make")))))
+         (replace 'build
+           (lambda* (#:key outputs inputs #:allow-other-keys)
+             (let* ((out (assoc-ref outputs "out"))
+                    (chez-site (string-append out "/lib/csv"
+                                              ,(package-version chez-scheme)
+                                              "-site/arcfide")))
+               ;; make sure Chez Scheme can find the shared libraries.
+               (substitute* "sockets.ss"
+                 (("(load-shared-object) \"(socket-ffi-values\\.[sd][oy].*)\""
+                   all cmd so)
+                  (string-append cmd " \"" chez-site "/" so "\""))
+                 (("sockets-stub\\.[sd][oy].*" all)
+                  (string-append chez-site "/" all)))
+               ;; to compile chez-sockets, the .so files must be
+               ;; installed (because of the absolute path we
+               ;; inserted above).
+               (for-each (lambda (f d) (install-file f d))
+                         '("socket-ffi-values.so" "sockets-stub.so")
+                         (list chez-site chez-site))
+               (zero? (system "echo '(compile-file \"sockets.sls\")' | scheme -q")))))
+         (replace 'install
+           (lambda* (#:key outputs inputs #:allow-other-keys)
+             (let* ((out (assoc-ref outputs "out"))
+                    (lib (string-append out "/lib/chez-sockets"))
+                    (doc (string-append out "/share/doc/" ,name "-" ,version))
+                    (chez-site (string-append out "/lib/csv"
+                                              ,(package-version chez-scheme)
+                                              "-site/arcfide")))
+               (for-each (lambda (f d) (install-file f d))
+                         '("sockets.pdf" "sockets.so")
+                         (list doc chez-site))
+               #t))))))
+    (home-page "https://github.com/arcfide/chez-sockets")
+    (synopsis "Extensible sockets library for Chez Scheme")
+    (description "Chez-sockets is an extensible sockets library for
+Chez Scheme.")
+    (license expat)))
-- 
2.7.4