21/28: gnu: highlight: Don't hard-code Lua version.

[Tobias Geerinckx-Rice]

nckx pushed a commit to branch master
in repository guix.

commit 6e48fbb19a420ea0be1d922ebdce36d7beb0240f
Author: Tobias Geerinckx-Rice <m...@tobias.gr>
Date:   Fri Mar 2 01:41:40 2018 +0100

    gnu: highlight: Don't hard-code Lua version.
    
    * gnu/packages/pretty-print.scm (highlight)[arguments]: Construct the
    Lua prefix programatically instead of hard-coding it.
---
 gnu/packages/pretty-print.scm | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/gnu/packages/pretty-print.scm b/gnu/packages/pretty-print.scm
index e8baefa..6edfba9 100644
--- a/gnu/packages/pretty-print.scm
+++ b/gnu/packages/pretty-print.scm
@@ -27,6 +27,7 @@
   #:use-module (guix download)
   #:use-module (guix build-system cmake)
   #:use-module (guix build-system gnu)
+  #:use-module (guix utils)
   #:use-module (gnu packages)
   #:use-module (gnu packages ghostscript)
   #:use-module (gnu packages groff)
@@ -266,7 +267,8 @@ seen in a terminal.")
            (lambda _
              (substitute* "src/makefile"
                (("(pkg-config.*)lua" _ prefix)
-                (string-append prefix "lua-5.3")))
+                (string-append prefix "lua-" ,(version-major+minor
+                                               (package-version lua)))))
              #t)))))
     (inputs
      `(("lua" ,lua)