yast/yast-yast2

# usage:
#  yast2 $module xmlhelp xmlfile=$module.help.xml
#  jing -c commandline.rnc $module.help.xml
default namespace = ""
namespace config = "http://www.suse.com/1.0/configns"

start =
  element commandline {
    element module { string } &
    commands
  }

commands = 
  element commands {
    LIST,
    element command {
      examples? &
      help &
      name &
      options?
    }+
  }

examples =
  element examples {
    LIST,
    element example { text }+
  }

options =
  element options {
    LIST,
    element option {
      name &
      help &
      element type { string }?
    }+
  }

name = element name { string }
help = element help { text }

LIST = attribute config:type { "list" }