freetds: add "--with-unixodbc"

Without this option, freetds will compile against other available ODBC, in
Mac OS X for example, it will compile against native OS X iodbc installation.

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

1 files changed, 17 insertions, 3 deletions

diff --git a/Library/Formula/freetds.rb b/Library/Formula/freetds.rb
index 7d66972aa..174226e62 100644
--- a/Library/Formula/freetds.rb
+++ b/Library/Formula/freetds.rb
@@ -1,12 +1,26 @@
 require 'formula'
 
 class Freetds < Formula
-  url 'http://ibiblio.org/pub/Linux/ALPHA/freetds/stable/freetds-0.91.tar.gz'
   homepage 'http://www.freetds.org/'
-  md5 'b14db5823980a32f0643d1a84d3ec3ad'
+  url 'http://ibiblio.org/pub/Linux/ALPHA/freetds/stable/freetds-0.91.tar.gz'
+  sha1 '3ab06c8e208e82197dc25d09ae353d9f3be7db52'
+
+  depends_on "unixodbc" if ARGV.include? "--with-unixodbc"
+
+  def options
+    [['--with-unixodbc', "Compile against unixODBC."]]
+  end
 
   def install
-    system "./configure", "--prefix=#{prefix}", "--with-tdsver=7.1", "--mandir=#{man}"
+    args = ["--prefix=#{prefix}",
+            "--with-tdsver=7.1",
+            "--mandir=#{man}"]
+
+    if ARGV.include? "--with-unixodbc"
+      args << "--with-unixodbc=#{Formula.factory('unixodbc').prefix}"
+    end
+
+    system "./configure", *args
     system 'make'
     ENV.j1 # Or fails to install on multi-core machines
     system 'make install'