remove tests for $SAFE=4.
* lib/pp.rb: use taint instead of untrust to avoid warnings when
$VERBOSE is set to true.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@41269 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
touching.
* load.c (rb_feature_provided): new function to return the loading
path in addition to rb_provided().
* load.c (search_required): sets path if loading.
* variable.c (autoload_provided): load paths are expanded to check
if loading.
* variable.c (autoload_node): keeps autoload mark while loading.
[ruby-core:20235]
* variable.c (rb_const_get_0): loops while autoload mark is set.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@20531 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
features, loading or loaded features are already expanded in 1.9.
* variable.c (rb_autoload_load): no needs to check if provided before
rb_require_safe. [ruby-dev:34266]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@15920 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
