1 files changed, 18 insertions, 2 deletions
diff --git a/lib/rubygems/request_set.rb b/lib/rubygems/request_set.rb
index d6337e32d8..54e4d9dee4 100644
--- a/lib/rubygems/request_set.rb
+++ b/lib/rubygems/request_set.rb
@@ -67,6 +67,7 @@ class Gem::RequestSet
     @dependency_names = {}
     @development      = false
     @git_set          = nil
+    @install_dir      = Gem.dir
     @requests         = []
     @sets             = []
     @soft_missing     = false
@@ -143,7 +144,11 @@ class Gem::RequestSet
   # dependencies file are not used.  See Gem::Installer for other +options+.
 
   def install_from_gemdeps options, &block
-    load_gemdeps options[:gemdeps], options[:without_groups]
+    gemdeps = options[:gemdeps]
+
+    @install_dir = options[:install_dir] || Gem.dir
+
+    load_gemdeps gemdeps, options[:without_groups]
 
     resolve
 
@@ -154,7 +159,12 @@ class Gem::RequestSet
         puts "  #{s}"
       end
     else
-      install options, &block
+      installed = install options, &block
+
+      lockfile = Gem::RequestSet::Lockfile.new self, gemdeps
+      lockfile.write
+
+      installed
     end
   end
 
@@ -194,6 +204,11 @@ class Gem::RequestSet
     @git_set    = Gem::Resolver::GitSet.new
     @vendor_set = Gem::Resolver::VendorSet.new
 
+    @git_set.root_dir = @install_dir
+
+    lockfile = Gem::RequestSet::Lockfile.new self, path
+    lockfile.parse
+
     gf = Gem::RequestSet::GemDependencyAPI.new self, path
     gf.without_groups = without_groups if without_groups
     gf.load
@@ -264,3 +279,4 @@ class Gem::RequestSet
 end
 
 require 'rubygems/request_set/gem_dependency_api'
+require 'rubygems/request_set/lockfile'