avoid warnings on multiple requires

git-svn-id: svn+ssh://rubyforge.org/var/svn/spawn/spawn@32 2aabfe31-cc40-457c-aec7-21ad9ce7fb7d
jeroenvandijk · Mar 9, 2009 · 2a5ce6a · 2a5ce6a
1 parent bfedf74
commit 2a5ce6a
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/lib/spawn.rb b/lib/spawn.rb
@@ -1,6 +1,6 @@
 module Spawn
-  RAILS_1_x = (::Rails::VERSION::MAJOR == 1)
-  RAILS_2_2 = (::Rails::VERSION::MAJOR > 2 || (::Rails::VERSION::MAJOR == 2 && ::Rails::VERSION::MINOR >= 2))
+  RAILS_1_x = (::Rails::VERSION::MAJOR == 1) unless defined?(RAILS_1_x)
+  RAILS_2_2 = (::Rails::VERSION::MAJOR > 2 || (::Rails::VERSION::MAJOR == 2 && ::Rails::VERSION::MINOR >= 2)) unless defined?(RAILS_2_2)
 
   # default to forking (unless windows or jruby)
   @@method = (RUBY_PLATFORM =~ /(win32|java)/) ? :thread : :fork