3 * Copyright (c) 1990, 1993
4 * The Regents of the University of California. All rights reserved.
6 * This code is derived from software contributed to Berkeley by
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
17 * 3. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * @(#)lex.l 8.1 (Berkeley) 5/31/93
34 * $DragonFly: src/games/atc/lex.l,v 1.3 2006/08/08 15:03:02 pavalos Exp $
38 * Copyright (c) 1987 by Ed James, UC Berkeley. All rights reserved.
40 * Copy permission is hereby granted provided that this notice is
41 * retained on all partial or complete copies.
43 * For more info on this and all of my stuff, mail edjames@berkeley.edu.
51 extern int yylex(void);
55 [0-9]+ { yylval.ival = atoi(yytext); return(ConstOp); }
56 height { return(HeightOp); }
57 width { return(WidthOp); }
58 newplane { return(NewplaneOp); }
59 update { return(UpdateOp); }
60 airport { return(AirportOp); }
61 line { return(LineOp); }
62 exit { return(ExitOp); }
63 beacon { return(BeaconOp); }
64 [wedcxzaq] { yylval.cval = *yytext; return (DirOp); }