[PATCH 3/6] gnu: Add lua5.2-libmpack.

[Ricardo Wurmus <ricardo.wurmus@mdc-berlin.de>]

* gnu/packages/serialization.scm (lua5.2-libmpack): New variable.
---
 gnu/packages/serialization.scm | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/gnu/packages/serialization.scm b/gnu/packages/serialization.scm
index d59ded313..9e073b7a9 100644
--- a/gnu/packages/serialization.scm
+++ b/gnu/packages/serialization.scm
@@ -193,6 +193,26 @@ that implements both the msgpack and msgpack-rpc specifications.")
      `(("pkg-config" ,pkg-config)))
     (synopsis "Lua bindings for the libmpack binary serialization library")))
 
+(define-public lua5.2-libmpack
+  (package (inherit lua-libmpack)
+    (name "lua5.2-libmpack")
+    (arguments
+     (substitute-keyword-arguments (package-arguments lua-libmpack)
+       ((#:make-flags flags)
+        `(let* ((lua-version ,(package-version lua-5.2))
+                (lua-major+minor ,(version-major+minor (package-version lua-5.2))))
+           (list "CC=gcc"
+                 "USE_SYSTEM_LUA=yes"
+                 (string-append "LUA_VERSION=" lua-version)
+                 (string-append "LUA_VERSION_MAJ_MIN=" lua-major+minor)
+                 (string-append "PREFIX="
+                                (assoc-ref %outputs "out"))
+                 (string-append "LUA_CMOD_INSTALLDIR="
+                                (assoc-ref %outputs "out")
+                                "/lib/lua/" lua-major+minor))))))
+    (inputs
+     `(("lua" ,lua-5.2)))))
+
 (define-public yaml-cpp
   (package
     (name "yaml-cpp")
-- 
2.11.0