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      1 %{
      2 /*	$NetBSD: lex.l,v 1.9 2015/06/19 06:02:31 dholland Exp $	*/
      3 
      4 /*-
      5  * Copyright (c) 1990, 1993
      6  *	The Regents of the University of California.  All rights reserved.
      7  *
      8  * This code is derived from software contributed to Berkeley by
      9  * Ed James.
     10  *
     11  * Redistribution and use in source and binary forms, with or without
     12  * modification, are permitted provided that the following conditions
     13  * are met:
     14  * 1. Redistributions of source code must retain the above copyright
     15  *    notice, this list of conditions and the following disclaimer.
     16  * 2. Redistributions in binary form must reproduce the above copyright
     17  *    notice, this list of conditions and the following disclaimer in the
     18  *    documentation and/or other materials provided with the distribution.
     19  * 3. Neither the name of the University nor the names of its contributors
     20  *    may be used to endorse or promote products derived from this software
     21  *    without specific prior written permission.
     22  *
     23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     33  * SUCH DAMAGE.
     34  */
     35 
     36 /*
     37  * Copyright (c) 1987 by Ed James, UC Berkeley.  All rights reserved.
     38  *
     39  * Copy permission is hereby granted provided that this notice is
     40  * retained on all partial or complete copies.
     41  *
     42  * For more info on this and all of my stuff, mail edjames (at) berkeley.edu.
     43  */
     44 
     45 #include <sys/cdefs.h>
     46 #ifndef lint
     47 #if 0
     48 static char sccsid[] = "@(#)lex.l	8.1 (Berkeley) 5/31/93";
     49 #else
     50 __RCSID("$NetBSD: lex.l,v 1.9 2015/06/19 06:02:31 dholland Exp $");
     51 #endif
     52 #endif /* not lint */
     53 
     54 #undef ECHO		/* XXX: work around lex(1) vs termios lameness */
     55 #include "grammar.h"
     56 
     57 extern int	line;
     58 
     59 %}
     60 %option nounput noinput
     61 %%
     62 [0-9]+			{ yylval.ival = atoi(yytext);  return(ConstOp); }
     63 height			{ return(HeightOp); }
     64 width			{ return(WidthOp); }
     65 newplane		{ return(NewplaneOp); }
     66 update			{ return(UpdateOp); }
     67 airport			{ return(AirportOp); }
     68 line			{ return(LineOp); }
     69 exit			{ return(ExitOp); }
     70 beacon			{ return(BeaconOp); }
     71 [wedcxzaq]		{ yylval.cval = *yytext; return (DirOp); }
     72 [ \t]+			{ }
     73 #[^\n]*\n		{ line++; }
     74 \n			{ line++; }
     75 .			{ return *yytext; }
     76