Make it work with RubyGems 1.3.6, which is the version that ships with OS X 10.7.

Xcodeproj @ 83731158

-Subproject commit 23a54f4021bcfebf284e3cb62decc7c832594285
+Subproject commit 837311587d41f2aa885eb806e80094824750e08e

lib/cocoapods/dependency.rb

@@ -98,6 +98,23 @@ module Pod
       end
     end
 
+    # Taken from RubyGems 1.3.7
+    unless public_method_defined?(:match?)
+      def match?(spec_name, spec_version)
+        pattern = name
+
+        if Regexp === pattern
+          return false unless pattern =~ spec_name
+        else
+          return false unless pattern == spec_name
+        end
+
+        return true if requirement.to_s == ">= 0"
+
+        requirement.satisfied_by? Gem::Version.new(spec_version)
+      end
+    end
+
     # Taken from a newer version of RubyGems
     unless public_method_defined?(:merge)
       def merge other

lib/cocoapods/specification/set.rb

@@ -26,7 +26,8 @@ module Pod
 
       def required_by(specification)
         dependency = specification.dependency_by_top_level_spec_name(name)
-        unless @required_by.empty? || dependency.requirement.satisfied_by?(required_version)
+        # TODO we don’t actually do anything in our Version subclass. Maybe we should just remove that.
+        unless @required_by.empty? || dependency.requirement.satisfied_by?(Gem::Version.new(required_version.to_s))
           # TODO add graph that shows which dependencies led to this.
           raise Informative, "#{specification} tries to activate `#{dependency}', " \
                              "but already activated version `#{required_version}' " \

master @ 5e19daf9

-Subproject commit 07452eae307c48bda451c55c8955282a6043f1d7
+Subproject commit 5e19daf9a13f708108483037f9cd2c778f239475

spec/unit/installer_spec.rb

@@ -59,6 +59,8 @@ describe "Pod::Installer" do
     installer.target_installers.map(&:definition).map(&:name).should == [:not_empty]
   end
 
+  # TODO remove this functionality? We create the header structure at `pod install`
+  # time nowadays, so that *is* before anything else already.
   it "moves the compile and link phases to the end of the build phases list, so Pod headers are copied first and sources can use the same header dir structure" do
     podfile = Pod::Podfile.new do
       platform :osx