Wow... that was a brainfart.

scripts/functions/env

@@ -7,9 +7,8 @@
 __rvm_default_flags()
 {
   :\
-    ${rvm_head_flag:=0} ${rvm_ruby_string:=0} ${rvm_clang_flag:=0} \
-    ${rvm_ruby_string:=0} ${rvm_clang_flag:=0} ${rvm_delete_flag:=0} \
-    ${rvm_clang_flag:=0}
+    ${rvm_head_flag:=0} ${rvm_clang_flag:=0} ${rvm_clang_flag:=0} \
+    ${rvm_delete_flag:=0} ${rvm_clang_flag:=0}
 }
 
 __rvm_nuke_rvm_variables()

scripts/rubygems

@@ -32,10 +32,10 @@ rubygems_setup()
 {
   __rvm_warn_on_rubyopt
 
-  (( rvm_ruby_selected_flag == 1 )) || __rvm_select
-
   unset RUBYOPT
 
+  (( rvm_ruby_selected_flag == 1 )) || __rvm_select
+
   case "$rvm_ruby_string" in
     jruby*|goru*)
       install=0
@@ -89,21 +89,18 @@ rubygems_setup()
   builtin cd "${rvm_src_path}/$rvm_gem_package_name"
 
   __rvm_run "rubygems.install" \
-    "GEM_PATH=\"$rvm_ruby_gem_path:$rvm_ruby_global_gems_path\" GEM_HOME=\"$rvm_ruby_gem_home\" \"$rvm_ruby_home/bin/ruby\" \"${rvm_src_path}/$rvm_gem_package_name/setup.rb\"" \
+    "GEM_PATH=\"$GEM_PATH:${GEM_PATH%%@*}@global\" GEM_HOME=\"$GEM_HOME\" \"${rvm_ruby_binary}\" \"${rvm_src_path}/$rvm_gem_package_name/setup.rb\"" \
     "Installing rubygems for $rvm_ruby_home/bin/ruby"
   result=$?
-
-  if [[ "$result" == 0 ]] ; then
-
+  if (( result == 0 ))
+  then
     rvm_log "Installation of rubygems completed successfully."
-
   else
-
     rvm_warn "Installation of rubygems did not complete successfully."
-
   fi
 
-  if [[ ! -z "$rvm_ruby_major_version" ]] ; then
+  if [[ ! -z "$rvm_ruby_major_version" ]]
+  then
     ruby_lib_gem_path="$rvm_ruby_home/lib/ruby/gems/${rvm_ruby_release_version}.${rvm_ruby_major_version}"
   else
     ruby_lib_gem_path="$rvm_ruby_home/lib/ruby/gems/$interpreter"

scripts/selector

@@ -15,9 +15,7 @@ __rvm_select()
     [[ -n "${rvm_ruby_name:-""}" ]]        && rvm_ruby_name="$rvm_ruby_string-$rvm_ruby_name"
   fi
 
-  if ! __rvm_ruby_string ; then
-    return $?
-  fi
+  __rvm_ruby_string || return $?
 
   rvm_archive_extension="tar.gz"