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lex.l revision 1.5 
      1 %{
      2 /*	$NetBSD: lex.l,v 1.5 1997/10/10 13:38:51 lukem 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. All advertising materials mentioning features or use of this software
     20  *    must display the following acknowledgement:
     21  *	This product includes software developed by the University of
     22  *	California, Berkeley and its contributors.
     23  * 4. Neither the name of the University nor the names of its contributors
     24  *    may be used to endorse or promote products derived from this software
     25  *    without specific prior written permission.
     26  *
     27  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     28  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     29  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     30  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     31  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     32  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     33  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     34  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     35  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     36  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     37  * SUCH DAMAGE.
     38  */
     39 
     40 /*
     41  * Copyright (c) 1987 by Ed James, UC Berkeley.  All rights reserved.
     42  *
     43  * Copy permission is hereby granted provided that this notice is
     44  * retained on all partial or complete copies.
     45  *
     46  * For more info on this and all of my stuff, mail edjames (at) berkeley.edu.
     47  */
     48 
     49 #include <sys/cdefs.h>
     50 #ifndef lint
     51 #if 0
     52 static char sccsid[] = "@(#)lex.l	8.1 (Berkeley) 5/31/93";
     53 #else
     54 __RCSID("$NetBSD: lex.l,v 1.5 1997/10/10 13:38:51 lukem Exp $");
     55 #endif
     56 #endif /* not lint */
     57 
     58 #include "include.h"
     59 #undef ECHO		/* XXX: work around lex(1) vs termios lameness */
     60 #include "y.tab.h"
     61 
     62 extern int	line;
     63 
     64 %}
     65 %%
     66 [0-9]+			{ yylval.ival = atoi(yytext);  return(ConstOp); }
     67 height			{ return(HeightOp); }
     68 width			{ return(WidthOp); }
     69 newplane		{ return(NewplaneOp); }
     70 update			{ return(UpdateOp); }
     71 airport			{ return(AirportOp); }
     72 line			{ return(LineOp); }
     73 exit			{ return(ExitOp); }
     74 beacon			{ return(BeaconOp); }
     75 [wedcxzaq]		{ yylval.cval = *yytext; return (DirOp); }
     76 [ \t]+			{ }
     77 #[^\n]*\n		{ line++; }
     78 \n			{ line++; }
     79 .			{ return *yytext; }
     80