%{

/*

 * Copyright 1987 by MIT Student Information Processing Board

 *

 * For copyright info, see mit-sipb-copyright.h.

 */

#include <stdio.h>

#include <string.h>

#ifndef HAS_STRDUP

extern char *strdup();

#endif

char *str_concat3(), *generate_rqte(), *quote();

long flag_value();

char *last_token = (char *)NULL;

FILE *output_file;

long gensym_n = 0;

%}

%union {

	char *dynstr;

	long flags;

}

%token COMMAND_TABLE REQUEST UNKNOWN UNIMPLEMENTED END

%token <dynstr> STRING

%token <dynstr> FLAGNAME

%type <dynstr> namelist header request_list

%type <dynstr> request_entry

%type <flags> flag_list options

%left OPTIONS

%{

#include "ss.h"

%}

%start command_table

%%

command_table :	header request_list END ';'

		{ write_ct($1, $2); }

	;

header	:	COMMAND_TABLE STRING ';'

		{ $$ = $2; }

	;

request_list :	request_list request_entry

		{ $$ = str_concat3($1, $2, ""); }

	|

		{ $$ = ""; }

	;

request_entry :	REQUEST STRING ',' STRING ',' namelist ',' options ';'

		{ $$ = generate_rqte($2, quote($4), $6, $8); }

	|	REQUEST STRING ',' STRING ',' namelist ';'

		{ $$ = generate_rqte($2, quote($4), $6, 0); }

	|	UNKNOWN namelist ';'

		{ $$ = generate_rqte("ss_unknown_request",

					(char *)NULL, $2, 0); }

	|	UNIMPLEMENTED STRING ',' STRING ',' namelist ';'

		{ $$ = generate_rqte("ss_unimplemented", quote($4), $6, 3); }

	;

options	:	'(' flag_list ')'

		{ $$ = $2; }

	|	'(' ')'

		{ $$ = 0; }

	;

flag_list :	flag_list ',' STRING

		{ $$ = $1 | flag_val($3); }

	|	STRING

		{ $$ = flag_val($1); }

	;

namelist: 	STRING

		{ $$ = quote(strdup($1)); }

	|	namelist ',' STRING

		{ $$ = str_concat3($1, quote($3), ",\n    "); }

	;

%%