xref: /src/games/atc/lex.l

%{
/*	$NetBSD: lex.l,v 1.7 2003/08/07 09:36:54 agc Exp $	*/

/*-
 * Copyright (c) 1990, 1993
 *	The Regents of the University of California.  All rights reserved.
 *
 * This code is derived from software contributed to Berkeley by
 * Ed James.
 *
 * 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. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
 */

/*
 * Copyright (c) 1987 by Ed James, UC Berkeley.  All rights reserved.
 *
 * Copy permission is hereby granted provided that this notice is
 * retained on all partial or complete copies.
 *
 * For more info on this and all of my stuff, mail edjames (at) berkeley.edu.
 */

#include <sys/cdefs.h>
#ifndef lint
#if 0
static char sccsid[] = "@(#)lex.l	8.1 (Berkeley) 5/31/93";
#else
__RCSID("$NetBSD: lex.l,v 1.7 2003/08/07 09:36:54 agc Exp $");
#endif
#endif /* not lint */

#include "include.h"
#undef ECHO		/* XXX: work around lex(1) vs termios lameness */
#include "grammar.h"

extern int	line;

%}
%%
[0-9]+			{ yylval.ival = atoi(yytext);  return(ConstOp); }
height			{ return(HeightOp); }
width			{ return(WidthOp); }
newplane		{ return(NewplaneOp); }
update			{ return(UpdateOp); }
airport			{ return(AirportOp); }
line			{ return(LineOp); }
exit			{ return(ExitOp); }
beacon			{ return(BeaconOp); }
[wedcxzaq]		{ yylval.cval = *yytext; return (DirOp); }
[ \t]+			{ }
#[^\n]*\n		{ line++; }
\n			{ line++; }
.			{ return *yytext; }