scripts/rvm-ruby-installer in rvm-0.0.42 vs scripts/rvm-ruby-installer in rvm-0.0.43

@@ -202,11 +202,11 @@
       for rvm_gem_name in rake ; do
         __rvm_log "info" "Installing $rvm_gem_name"
         __rvm_run "gems" $rvm_ruby_home/bin/gem install $rvm_gem_name --no-rdoc --no-ri -q
       done
 
-      __rvm_bin_script
+      __rvm_bin_scripts
 
       popd > /dev/null
     ;;
 
     rbx|rubinius)
@@ -233,11 +233,30 @@
         __rvm_run "build" rake build
       fi
       for binary in ruby irb ; do
         ln -fs $rvm_ruby_home/bin/rbx $rvm_ruby_home/bin/$binary
       done
-      __rvm_bin_script
+      $rvm_ruby_home/bin/rbx -S gem install rake --no-rdoc --no-ri
+
+      ruby_wrapper=$(cat <<RubyWrapper
+#!/bin/bash
+
+GEM_HOME="$rvm_gem_home" ; export GEM_HOME
+GEM_PATH="$rvm_gem_home" ; export GEM_PATH
+MY_RUBY_HOME="$rvm_ruby_home" ; export MY_RUBY_HOME
+PATH="$rvm_ruby_home/bin:$rvm_gem_home/bin:\$PATH" ; export PATH
+
+exec $rvm_ruby_home/bin/rbx -S gem "\$@"
+RubyWrapper
+)
+      echo "$ruby_wrapper" > $rvm_bin_path/gem-$rvm_ruby_package_name
+      echo "$ruby_wrapper" > $rvm_ruby_home/bin/gem
+      unset ruby_wrapper
+      chmod +x $rvm_bin_path/$rvm_ruby_package_name
+      chmod +x $rvm_ruby_home/bin/gem
+
+      __rvm_bin_scripts
     ;;
 
     jruby)
       rvm_package_file="$rvm_ruby_interpreter-bin-$rvm_ruby_version"
       rvm_url="http://dist.codehaus.org/$rvm_ruby_interpreter/$rvm_ruby_version/$rvm_package_file.zip"
@@ -277,10 +296,10 @@
       chmod +x $rvm_ruby_home/bin/*
       for binary in jruby jgem jirb ; do
         ln -fs $rvm_ruby_home/bin/$binary $rvm_ruby_home/bin/${binary#j}
       done
 
-      __rvm_bin_script
+      __rvm_bin_scripts
 
       ln -fs $rvm_ruby_home/bin/ruby $rvm_path/bin/$rvm_ruby_package_name
       for rvm_gem_name in rake jruby-openssl ; do
         __rvm_log "info" "Installing $rvm_gem_name"
         __rvm_run "gems" $rvm_ruby_home/bin/gem install $rvm_gem_name --no-rdoc --no-ri -q