Ignore to handle the different platform

  When `GEM_HOME` was shared with CRuby and JRuby. RubyGems try to
  handle both platforms. It should be ignored the different platform.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@67190 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

2 files changed, 7 insertions, 2 deletions

diff --git a/lib/rubygems/basic_specification.rb b/lib/rubygems/basic_specification.rb
index edb38cb1c2..45a6fc08a0 100644
--- a/lib/rubygems/basic_specification.rb
+++ b/lib/rubygems/basic_specification.rb
@@ -71,8 +71,11 @@ class Gem::BasicSpecification
     elsif missing_extensions?
       @ignored = true
 
-      warn "Ignoring #{full_name} because its extensions are not built. " +
-        "Try: gem pristine #{name} --version #{version}"
+      if platform == RUBY_ENGINE
+        warn "Ignoring #{full_name} because its extensions are not built. " +
+          "Try: gem pristine #{name} --version #{version}"
+      end
+
       return false
     end
 
diff --git a/lib/rubygems/commands/pristine_command.rb b/lib/rubygems/commands/pristine_command.rb
index 1d0eb61700..95e9ed0a15 100644
--- a/lib/rubygems/commands/pristine_command.rb
+++ b/lib/rubygems/commands/pristine_command.rb
@@ -104,6 +104,8 @@ extensions will be restored.
               end.flatten
             end
 
+    specs = specs.select{|spec| spec.platform == RUBY_ENGINE }
+
     if specs.to_a.empty?
       raise Gem::Exception,
             "Failed to find gems #{options[:args]} #{options[:version]}"