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addr.y
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%{
/*
* addr.y -- RFC 822 address parser
* Ken Murchison
*
* Copyright (c) 1994-2008 Carnegie Mellon University. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The name "Carnegie Mellon University" must not be used to
* endorse or promote products derived from this software without
* prior written permission. For permission or any legal
* details, please contact
* Carnegie Mellon University
* Center for Technology Transfer and Enterprise Creation
* 4615 Forbes Avenue
* Suite 302
* Pittsburgh, PA 15213
* (412) 268-7393, fax: (412) 268-7395
* innovation@andrew.cmu.edu
*
* 4. Redistributions of any form whatsoever must retain the following
* acknowledgment:
* "This product includes software developed by Computing Services
* at Carnegie Mellon University (http://www.cmu.edu/computing/)."
*
* CARNEGIE MELLON UNIVERSITY DISCLAIMS ALL WARRANTIES WITH REGARD TO
* THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS, IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY BE LIABLE
* FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
* AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdlib.h>
#include <string.h>
#include "sieve/script.h"
#include "sieve/addr.h"
#include "xstrlcpy.h"
#define ADDRERR_SIZE 500
void yyerror(sieve_script_t*, const char *);
extern int addrlex(YYSTYPE*, sieve_script_t*);
#define YYERROR_VERBOSE /* i want better error messages! */
/* byacc default is 500, bison default is 10000 - go with the
larger to support big sieve scripts (see Bug #3461) */
#define YYSTACKSIZE 10000
%}
%token ATOM QTEXT DTEXT
%name-prefix "addr"
%defines
%parse-param {sieve_script_t *parse_script}
%lex-param {sieve_script_t *parse_script}
%pure-parser
%%
sieve_address: addrspec /* simple address */
| phrase '<' addrspec '>' /* name & addr-spec */
;
addrspec: localpart '@' domain /* global-address */
;
localpart: word /* uninterpreted, case-preserved */
| word '.' localpart
;
domain: subdomain
| subdomain '.' domain
;
subdomain: domainref
| domainlit
;
domainref: ATOM /* symbolic reference */
;
domainlit: '[' DTEXT ']'
;
phrase: word
| word phrase
;
word: ATOM
| qstring
;
qstring: '"' QTEXT '"'
;
%%
/* copy address error message into buffer provided by sieve parser */
void yyerror(sieve_script_t *parse_script, const char *s)
{
strlcpy(parse_script->addrerr, s, ADDRERR_SIZE);
}

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