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freebsd/usr.sbin/pcvt/kbdio/lex.l
1999-09-06 07:39:30 +00:00

99 lines
2.9 KiB
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%{
/*
* Copyright (c) 1994 Joerg Wunsch
*
* All rights reserved.
*
* This program is free software.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Joerg Wunsch
* 4. The name of the developer may not be used to endorse or promote
* products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE DEVELOPERS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ident "$FreeBSD$"
/*
* $Log: lex.l,v $
* Revision 1.2 1994/09/18 19:48:45 j
* Added the symbolic values for kbd cmd byte.
*
* Revision 1.1 1994/09/18 12:57:13 j
* Initial revision
*
*
*/
#include <stdio.h>
#include <stdlib.h>
#include "y.tab.h"
extern YYSTYPE yylval;
%}
D [0-9a-fA-F]
%%
all { return ALL; }
cmd { return CMD; }
data { return DATA; }
defaults { return DEFAULTS; }
echo { return ECHOC; }
enable { return ENABLE; }
expr { return EXPR; }
help { return HELP; }
id { return ID; }
led { return LED; }
make { return MAKE; }
only { return ONLY; }
release { return RELEASE; }
resend { return RESEND; }
reset { return RESET; }
scan { return SCAN; }
status { return STATUS; }
typematic { return TYPEMATIC; }
what { return WHAT; }
/* numeric values */
clklow { yylval.num = 0x10; return NUM; }
ignpar { yylval.num = 0x20; return NUM; }
irq { yylval.num = 0x01; return NUM; }
ovrinh { yylval.num = 0x08; return NUM; }
scconv { yylval.num = 0x40; return NUM; }
test { yylval.num = 0x04; return NUM; }
{D}({D}*)\. { sscanf(yytext, "%d", &yylval.num); return NUM; }
{D}({D}*) { sscanf(yytext, "%x", &yylval.num); return NUM; }
[ \t] { /* ignore */ }
\n { return NEWLINE; }
. { return yytext[0]; }