Podfile specifies project path

This will allow more flexible paths where the won't have
to type the path to the install command each time.

lib/cocoapods/podfile.rb

@@ -119,6 +119,12 @@ module Pod
       @target_definition.link_with = targets
     end
 
+    # Specifies the path of the xcode project so it doesn't require the project to be specified
+    # when running pod install each time.
+    def xcodeproj(path = nil)
+      path ? @xcodeproj = path : @xcodeproj
+    end
+
     # Specifies a dependency of the project.
     #
     # A dependency requirement is defined by the name of the Pod and _optionally_

spec/unit/podfile_spec.rb

@@ -11,6 +11,11 @@ describe "Pod::Podfile" do
     podfile.target_definitions[:default].platform.should == :ios
   end
 
+  it "assigns the xcodeproj attribute" do
+    podfile = Pod::Podfile.new { platform :ios; xcodeproj "foo.xcodeproj" }
+    podfile.xcodeproj.should == "foo.xcodeproj"
+  end
+
   it "adds dependencies" do
     podfile = Pod::Podfile.new { dependency 'ASIHTTPRequest'; dependency 'SSZipArchive', '>= 0.1' }
     podfile.dependencies.size.should == 2