add alias $PROGRAM_NAME to $0.

bruce · Apr 6, 2010 · f98863a · f98863a
1 parent 73a8d3c
commit f98863a
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/kernel/delta/kernel.rb b/kernel/delta/kernel.rb
@@ -140,6 +140,9 @@ def method_missing(meth, *args)
   get = proc { Rubinius.kcode.to_s }
   set = proc { |key, val| Rubinius.kcode = val }
   Rubinius::Globals.set_hook(:$KCODE, get, set)
+
+  # Alias $0 $PROGRAM_NAME
+  Rubinius::Globals.add_alias(:$0, :$PROGRAM_NAME)
 
   # Implements rb_path2name. Based on code from wycats
   def const_lookup(name)