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