Add Process.argv0.

* ruby.c (Process.argv0): New method to return the original value
  of $0. [Feature #8696]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@42426 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 1 deletions

diff --git a/vm_core.h b/vm_core.h
index 1b5d8deea3..378454de05 100644
--- a/vm_core.h
+++ b/vm_core.h
@@ -377,7 +377,7 @@ typedef struct rb_vm_struct {
 
     int src_encoding_index;
 
-    VALUE verbose, debug, progname;
+    VALUE verbose, debug, orig_progname, progname;
     VALUE coverages;
 
     struct unlinked_method_entry_list_entry *unlinked_method_entry_list;