Normalize copying over libtool files

TODO: move this into MacOS or another module.

1 files changed, 21 insertions, 5 deletions

diff --git a/Library/Formula/trafshow.rb b/Library/Formula/trafshow.rb
index 1c35aa51b..92fd3d1ec 100644
--- a/Library/Formula/trafshow.rb
+++ b/Library/Formula/trafshow.rb
@@ -1,9 +1,11 @@
 require 'formula'
 
 class Trafshow < Formula
-  url 'ftp://ftp.FreeBSD.org/pub/FreeBSD/ports/distfiles/trafshow-5.2.3.tgz'
   homepage 'http://soft.risp.ru/trafshow/index_en.shtml'
-  md5 '0b2f0bb23b7832138b7d841437b9e182'
+  url 'ftp://ftp.FreeBSD.org/pub/FreeBSD/ports/distfiles/trafshow-5.2.3.tgz'
+  sha1 '1c68f603f12357e932c83de850366c9b46e53d89'
+
+  depends_on :libtool
 
   def patches
     files = %w[patch-domain_resolver.c patch-colormask.c patch-trafshow.c patch-trafshow.1 patch-configure]
@@ -13,10 +15,24 @@ class Trafshow < Formula
     }
   end
 
+  def copy_libtool_files!
+    if MacOS.xcode_version >= "4.3"
+      s = Formula.factory('libtool').share
+      d = "#{s}/libtool/config"
+      cp ["#{d}/config.guess", "#{d}/config.sub"], "."
+    elsif MacOS.leopard?
+      cp Dir["#{MacOS.xcode_prefix}/usr/share/libtool/config.*"], "."
+    else
+      cp Dir["#{MacOS.xcode_prefix}/usr/share/libtool/config/config.*"], "."
+    end
+  end
+
   def install
-    # Per MacPorts, to detect OS X as the system
-    system "cp /usr/share/libtool/config/config.* ."
-    system "./configure", "--prefix=#{prefix}", "--disable-debug", "--disable-dependency-tracking", "--disable-slang"
+    copy_libtool_files!
+    system "./configure", "--disable-debug",
+                          "--disable-dependency-tracking",
+                          "--prefix=#{prefix}",
+                          "--disable-slang"
     system "make"
 
     bin.install "trafshow"