bluez/tools/lexer.l
2010-01-01 17:08:17 -08:00

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%{
/*
*
* BlueZ - Bluetooth protocol stack for Linux
*
* Copyright (C) 2002-2010 Marcel Holtmann <marcel@holtmann.org>
*
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
/* Nasty workaround, but flex defines isatty() twice */
#define _UNISTD_H
#include <stdio.h>
#include <errno.h>
#include <sys/socket.h>
#include <bluetooth/bluetooth.h>
#include <bluetooth/rfcomm.h>
#include "kword.h"
#include "parser.h"
int yylex(void);
#define YY_NO_INPUT
#define ECHO {;}
#define YY_DECL int yylex(void)
int yyerror(char *str);
%}
%option nounput
space [ \t]
linebreak \n
comment \#.*\n
keyword [A-Za-z0-9\_\-]+
number [0-9]+
string \".*\"
bdaddr [A-Za-z0-9]{2}:[A-Za-z0-9]{2}:[A-Za-z0-9]{2}:[A-Za-z0-9]{2}:[A-Za-z0-9]{2}:[A-Za-z0-9]{2}
%%
{space} {
/* Skip spaces and tabs */
;
}
{comment} {
/* Skip comments */
lineno++;
}
{number} {
yylval.number = atoi(yytext);
return NUMBER;
}
{string} {
yylval.string = yytext;
return STRING;
}
{bdaddr} {
bdaddr_t *ba = malloc(sizeof(bdaddr_t));
str2ba(yytext, ba);
yylval.bdaddr = ba;
return BDADDR;
}
{keyword} {
int keyword = rfcomm_find_keyword(rfcomm_keyword, yytext);
if (keyword != -1)
return keyword;
if (strncmp(yytext, "rfcomm", 6) == 0) {
yylval.number = atoi(yytext + 6);
return RFCOMM;
}
yylval.string = yytext;
return WORD;
}
{linebreak} {
lineno++;
}
. {
return *yytext;
}
%%
int yywrap(void)
{
return 1;
}