xref: /openbsd/sbin/wsconsctl/map_scan.l (revision a6445c1d)
1 /*	$OpenBSD: map_scan.l,v 1.4 2012/07/14 08:28:47 shadchin Exp $	*/
2 /*	$NetBSD: map_scan.l 1.1 1998/12/28 14:01:17 hannken Exp $ */
3 
4 /*-
5  * Copyright (c) 1998 The NetBSD Foundation, Inc.
6  * All rights reserved.
7  *
8  * This code is derived from software contributed to The NetBSD Foundation
9  * by Juergen Hannken-Illjes.
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  *
20  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
21  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
22  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
23  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
24  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30  * POSSIBILITY OF SUCH DAMAGE.
31  */
32 
33 %{
34 
35 #include <dev/wscons/wsksymdef.h>
36 #include <dev/wscons/wsksymvar.h>
37 #include <err.h>
38 #include "wsconsctl.h"
39 #include "y.tab.h"
40 
41 #define yywrap()	1
42 
43 void
44 map_scan_setinput(char *str)
45 {
46 	yy_scan_string(str);
47 }
48 
49 %}
50 
51 %%
52 
53 [ \t\n]+ {
54 		/* ignore spaces and tabs */
55 	}
56 
57 "=" {
58 		return('=');
59 	}
60 
61 keycode {
62 		return(T_KEYCODE);
63 	}
64 
65 keysym {
66 		return(T_KEYSYM);
67 	}
68 
69 [a-zA-Z][a-zA-Z0-9_]* {
70 		int i;
71 
72 		i = name2ksym(yytext);
73 		if (i == -1)
74 			errx(1, "%s: not a keysym", yytext);
75 		yylval.kval = i;
76 		if (KS_GROUP(i) == KS_GROUP_Command ||
77 		    i == KS_Cmd || i == KS_Cmd1 || i == KS_Cmd2)
78 			return(T_KEYSYM_CMD_VAR);
79 		else
80 			return(T_KEYSYM_VAR);
81 	}
82 
83 [0-9]+ {
84 		yylval.ival = atoi(yytext);
85 		return(T_NUMBER);
86 	}
87 
88 . {
89 		if (yytext[0] >= ' ' && yytext[0] <= '~')
90 			errx(1, "%c: illegal character in input", yytext[0]);
91 		else
92 			errx(1, "%03o: illegal character in input", yytext[0] & 255);
93 
94 		/* To quiet the compiler */
95 		if (0)
96 			unput(0);
97 	}
98