@c Generator: GNU source-highlight, by Lorenzo Bettini, http://www.gnu.org/software/src-highlite
@example
@r{@i{# this is the language definition for the}}
@r{@i{# language definition syntax itself}}
@t{@i{comment}} @b{start} @t{"#"}

@t{@i{preproc}} = @t{"include"}

@t{@i{string}} @b{delim} @t{"\""} @t{"\""} @b{escape} @t{"\\"} @b{multiline}
@t{@i{regexp}} @b{delim} @t{"'"} @t{"'"} @b{escape} @t{"\\"} @b{multiline}
@t{@i{regexp}} @b{delim} @t{"`"} @t{"`"} @b{escape} @t{"\\"} @b{multiline}

@t{@i{keyword}} = @t{"state|environment|begin|end|delim|escape|start"},
          @t{"multiline|nested|vardef|exitall|exit"},
          @t{"redef|subst|nonsensitive"}

@t{@i{symbol}} = @t{"=|+|,|(|)"}

@b{vardef} @t{@i{ID}} = @t{'[[:word:]]+'}

@t{@i{variable}} = @t{'\$'} + @t{@i{$ID}}

@t{@i{variable}} = @t{@i{$ID}}

@end example