mg 20110905

This switches download site and homepage to mirror what other package
managers are using for mg. It appears that the previous URL (which is
now broken) is affiliated with this one, the portable version of the one
maintained in the OpenBSD ports tree.

Closes Homebrew#6402.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>

mg.rb

@@ -1,13 +1,14 @@
 require 'formula'
 
 class Mg < Formula
-  url 'http://pintday.org/hack/mg/mg-p-080818.tgz'
-  homepage 'http://pintday.org/hack/mg/'
-  md5 '5cdd46b226586306bde2dd5d47920d66'
+  url 'http://homepage.boetes.org/software/mg/mg-20110905.tar.gz'
+  homepage 'http://homepage.boetes.org/software/mg/'
+  md5 '2de35316fa8ebafe6003efaae70b723e'
 
   def install
-    system "make PREFIX=#{prefix}"
-    bin.mkpath # otherwise install copies 'mg' to 'bin'
-    system "make install PREFIX=#{prefix}"
+    # -Wno-error=unused-but-set-variable requires GCC 4.6+
+    inreplace 'Makefile.in', '-Wno-error=unused-but-set-variable', ''
+    system "./configure"
+    system "make install prefix=#{prefix} mandir=#{man}"
   end
 end