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map_scan.l revision 1.3 
      1 /*	$NetBSD: map_scan.l,v 1.3 2006/02/05 18:11:46 jmmv Exp $ */
      2 
      3 /*-
      4  * Copyright (c) 1998 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Juergen Hannken-Illjes.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  * 3. All advertising materials mentioning features or use of this software
     19  *    must display the following acknowledgement:
     20  *	This product includes software developed by the NetBSD
     21  *	Foundation, Inc. and its contributors.
     22  * 4. Neither the name of The NetBSD Foundation nor the names of its
     23  *    contributors may be used to endorse or promote products derived
     24  *    from this software without specific prior written permission.
     25  *
     26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     36  * POSSIBILITY OF SUCH DAMAGE.
     37  */
     38 
     39 %{
     40 
     41 #include <dev/wscons/wsksymdef.h>
     42 #include <dev/wscons/wsksymvar.h>
     43 
     44 #include <err.h>
     45 #include <stdlib.h>
     46 
     47 #include "wsconsctl.h"
     48 #include "map_parse.h"
     49 
     50 #define yywrap()	1
     51 
     52 void
     53 map_scan_setinput(char *str)
     54 {
     55 
     56 	yy_scan_string(str);
     57 }
     58 
     59 %}
     60 
     61 %%
     62 
     63 [ \t\n]+ {
     64 		/* ignore spaces and tabs */
     65 	}
     66 
     67 "=" {
     68 		return('=');
     69 	}
     70 
     71 keycode {
     72 		return(T_KEYCODE);
     73 	}
     74 
     75 keysym {
     76 		return(T_KEYSYM);
     77 	}
     78 
     79 [a-zA-Z][a-zA-Z0-9_]* {
     80 		int i;
     81 
     82 		i = name2ksym(yytext);
     83 		if (i == -1)
     84 			errx(EXIT_FAILURE, "%s: not a keysym", yytext);
     85 		yylval.kval = i;
     86 		if (KS_GROUP(i) == KS_GROUP_Command ||
     87 		    i == KS_Cmd || i == KS_Cmd1 || i == KS_Cmd2)
     88 			return(T_KEYSYM_CMD_VAR);
     89 		else
     90 			return(T_KEYSYM_VAR);
     91 	}
     92 
     93 [0-9]+ {
     94 		yylval.ival = atoi(yytext);
     95 		return(T_NUMBER);
     96 	}
     97 
     98 . {
     99 		if (yytext[0] >= ' ' && yytext[0] <= '~')
    100 			errx(EXIT_FAILURE, "%c: illegal character in input",
    101 			    yytext[0]);
    102 		else
    103 			errx(EXIT_FAILURE, "%03o: illegal character in input",
    104 			    yytext[0] & 255);
    105 
    106 		/* To quiet the compiler */
    107 		if (0)
    108 			unput(0);
    109 	}
    110