akr	2008-04-26 21:52:25 +0900 (Sat, 26 Apr 2008)

  New Revision: 16210

  Modified files:
    trunk/ChangeLog
    trunk/hash.c
    trunk/include/ruby/intern.h
    trunk/process.c
    trunk/test/ruby/test_process.rb

  Log:
    * include/ruby/intern.h (rb_hash_dup): declared.
    
    * hash.c (rb_hash_dup): new function.
    
    * process.c (rb_spawn_internal): don't modify option hash.
    


  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi/trunk/hash.c?r1=16210&r2=16209&diff_format=u
  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi/trunk/test/ruby/test_process.rb?r1=16210&r2=16209&diff_format=u
  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi/trunk/ChangeLog?r1=16210&r2=16209&diff_format=u
  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi/trunk/process.c?r1=16210&r2=16209&diff_format=u
  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi/trunk/include/ruby/intern.h?r1=16210&r2=16209&diff_format=u