ruby.c (get_arglen): skip the last terminator of argv before checking environ.
ruby.c (get_arglen): duplicate environ area if setenv and unsetenv are provided.
ruby.c (set_arg0): keep empty strings.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8@27468 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
ruby.c (get_arglen): skip the last terminator of argv before
checking environ.
ruby.c (get_arglen): duplicate environ area if setenv and unsetenv
are provided.
ruby.c (set_arg0): keep empty strings.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8@27468 b2dd03c8-39d4-4d8f-98ff-823fe69b080e