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|
/* arch-tag: ocamlyacc parser for configuration files
*/
%{
open Lexingutil;;
open Strutil;;
let valmerge vallist =
let vl2 = List.map Strutil.strip vallist in
String.concat "\n" vl2;;
%}
%token EOFTOK
%token <string> NEWSECTION NEWSECTION_EOF EXTENSIONLINE
%token <string * string> NEWOPTION
%start main
%type <(string * (string * string) list) list> main
%%
main:
sectionlist { $1 };
| optionlist sectionlist { ( "DEFAULT", $1 ) :: $2 }
| optionlist { [ "DEFAULT", $1 ] }
| error { raise_syntax_error "ConfigParser" (Parsing.symbol_start_pos () ) }
;
sectionlist:
EOFTOK { [] }
| sectionhead EOFTOK { [$1, []] }
| section sectionlist { $1 :: $2 }
;
section:
sectionhead optionlist { $1, $2 }
;
sectionhead:
NEWSECTION { strip $1 }
;
optionlist:
coption optionlist { $1 :: $2 }
| coption { [ $1 ] }
;
extensionlist:
EXTENSIONLINE extensionlist { $1 :: $2 }
| EXTENSIONLINE { [ $1 ] }
;
coption:
NEWOPTION extensionlist { ( strip (fst $1), valmerge ((snd $1) :: $2) ) }
| NEWOPTION { ( strip (fst $1), strip (snd $1) ) }
;
|
