mame	2008-07-09 00:13:22 +0900 (Wed, 09 Jul 2008)

  New Revision: 17961

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=17961

  Log:
    * thread.c (rb_set_coverages, rb_reset_coverages): enable and disable
      coverage measurement.
    
    * thread.c (rb_get_coverages): rename and move from vm.c.
    
    * vm.c (rb_vm_get_coverages): ditto.
    
    * iseq.c (prepare_iseq_build): ditto.
    
    * thread.c (clear_coverage): ditto.
    
    * parse.y (coverage): ditto.
    
    * ext/coverage/coverage.c: use above functions, add new method
      Coverage.start and fix rdoc .

  Modified files:
    trunk/ChangeLog
    trunk/ext/coverage/coverage.c
    trunk/iseq.c
    trunk/parse.y
    trunk/thread.c
    trunk/vm.c