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authornobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2015-01-16 04:52:59 +0000
committernobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2015-01-16 04:52:59 +0000
commit983cbb1aed57665e3a616f40b759f35bf143e091 (patch)
treeff9eb17a393cfc7e341154f3a2bfaf9b198981f1 /tool/gem-unpack.rb
parentd0cf23b57eae01a21e10658b8272b498117d3913 (diff)
common.mk: extract-gems
* common.mk (extract-gems): extract gem files to install them even if zlib is not available. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49271 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'tool/gem-unpack.rb')
-rwxr-xr-xtool/gem-unpack.rb16
1 files changed, 16 insertions, 0 deletions
diff --git a/tool/gem-unpack.rb b/tool/gem-unpack.rb
new file mode 100755
index 0000000..5f15751
--- /dev/null
+++ b/tool/gem-unpack.rb
@@ -0,0 +1,16 @@
+require 'rubygems'
+require 'rubygems/package'
+
+def Gem.unpack(file, dir = nil)
+ pkg = Gem::Package.new(file)
+ pkg.security_policy = Gem::Security::LowSecurity
+ spec = pkg.spec
+ target = spec.full_name
+ target = File.join(dir, target) if dir
+ pkg.extract_files target
+ spec_file = File.join(target, "#{spec.name}.gemspec")
+ open(spec_file, 'wb') do |f|
+ f.print spec.to_ruby
+ end
+ puts "Unpacked #{file}"
+end