abcmidi 2013-03-26

Closes Homebrew/homebrew#18925.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>

Formula/abcmidi.rb

@@ -2,16 +2,22 @@ require 'formula'
 
 class Abcmidi < Formula
   homepage 'http://www.ifdo.ca/~seymour/runabc/top.html'
-  url 'http://www.ifdo.ca/~seymour/runabc/abcMIDI-2012-12-25.zip'
-  version '2012-12-25'
-  sha1 '5c07824fab43e4057be671dc94afa4335cde05f1'
+  url 'http://www.ifdo.ca/~seymour/runabc/abcMIDI-2013-03-26.zip'
+  version '2013-03-26'
+  sha1 '723ef4745255681ce274c0ff2109a22b1be2ed88'
 
   def install
-    # configure --prefix flag does not work properly (value is added to path twice).
-    # abcmidi author is notified. 2012-06-20
-    system "./configure", "--disable-debug", "--prefix="
-    system "make", "install", "DESTDIR=#{prefix}"
-    man.install prefix/'man/man1'
+    # configure creates a "Makefile" file. A "makefile" file already exist in
+    # the tarball. On case-sensitive file-systems, the "makefile" file won't
+    # be overridden and will be chosen over the "Makefile" file.
+    system "rm", "makefile"
+
+    system "./configure", "--disable-debug", "--prefix=#{prefix}", "--mandir=#{man}"
+    # The Makefile is broken when using --prefix (value is added to path twice).
+    # abcmidi author is notified (2012-06-20). In the meantime, here's a fix.
+    inreplace "Makefile", "$(DESTDIR)${prefix}", "$(DESTDIR)"
+
+    system "make", "install"
   end
 
   def test