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map_scan.l revision 1.6 
      1 /*	$NetBSD: map_scan.l,v 1.6 2010/11/30 12:22:06 phx 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  *
     19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     29  * POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 
     32 %{
     33 
     34 #include <dev/wscons/wsksymdef.h>
     35 #include <dev/wscons/wsksymvar.h>
     36 
     37 #include <err.h>
     38 #include <stdlib.h>
     39 
     40 #include "wsconsctl.h"
     41 #include "map_parse.h"
     42 
     43 
     44 void
     45 map_scan_setinput(char *str)
     46 {
     47 
     48 	yy_scan_string(str);
     49 }
     50 
     51 %}
     52 
     53 %option noyywrap
     54 
     55 %%
     56 
     57 [ \t\n]+ {
     58 		/* ignore spaces and tabs */
     59 	}
     60 
     61 "=" {
     62 		return('=');
     63 	}
     64 
     65 keycode {
     66 		return(T_KEYCODE);
     67 	}
     68 
     69 keysym {
     70 		return(T_KEYSYM);
     71 	}
     72 
     73 Cmd {
     74 		return(T_CMD);
     75 	}
     76 
     77 [a-zA-Z][a-zA-Z0-9_]* {
     78 		int i;
     79 
     80 		i = name2ksym(yytext);
     81 		if (i == -1)
     82 			errx(EXIT_FAILURE, "%s: not a keysym", yytext);
     83 		yylval.kval = i;
     84 		if (KS_GROUP(i) == KS_GROUP_Command ||
     85 		    i == KS_Cmd || i == KS_Cmd1 || i == KS_Cmd2)
     86 			return(T_KEYSYM_CMD_VAR);
     87 		else
     88 			return(T_KEYSYM_VAR);
     89 	}
     90 
     91 [0-9]+ {
     92 		yylval.ival = atoi(yytext);
     93 		return(T_NUMBER);
     94 	}
     95 
     96 . {
     97 		if (yytext[0] >= ' ' && yytext[0] <= '~')
     98 			errx(EXIT_FAILURE, "%c: illegal character in input",
     99 			    yytext[0]);
    100 		else
    101 			errx(EXIT_FAILURE, "%03o: illegal character in input",
    102 			    yytext[0] & 255);
    103 
    104 		/* To quiet the compiler */
    105 		if (0)
    106 			unput(0);
    107 	}
    108