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Elixir Cross Referencer

%{
/*	$NetBSD: token.l,v 1.1 2018/01/09 03:31:15 christos Exp $	*/

/*-
 * Copyright (c) 2016 The DragonFly Project
 * Copyright (c) 2014 The FreeBSD Foundation
 * All rights reserved.
 *
 * This software was developed by Edward Tomasz Napierala under sponsorship
 * from the FreeBSD Foundation.
 *
 * 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.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 * $FreeBSD$
 */
#include <sys/cdefs.h>
__RCSID("$NetBSD: token.l,v 1.1 2018/01/09 03:31:15 christos Exp $");

#include <stdio.h>
#include <stdint.h>
#include <string.h>

#include "common.h"

int lineno;

#define	YY_DECL int yylex(void)
extern int	yylex(void);

%}

%option noinput
%option nounput
%option noyywrap

%%
\"[^"]+\"		{ yytext++; yytext[strlen(yytext) - 1] = '\0'; return STR; };
[a-zA-Z0-9\.\+-_/\:\[\]$&%{}]+ { return STR; }
#.*\n			{ lineno++; return NEWLINE; };
\\\n			{ lineno++; };
\n			{ lineno++; return NEWLINE; }
[ \t]+			/* ignore whitespace */;
.			{ return STR; }
%%