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115 lines
3.8 KiB
Plaintext
115 lines
3.8 KiB
Plaintext
/*-
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* Copyright (c) 1994 Søren Schmidt
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software withough specific prior written permission
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $Id: lex.l,v 1.1 1994/05/20 12:18:08 sos Exp $
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*/
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%{
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#include "lex.h"
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%}
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D [0-9]
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X [0-9a-fA-F]
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A .
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L [OCN]
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%%
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nop { return TNOP; }
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lshift { return TLSH; }
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rshift { return TRSH; }
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clock { return TCLK; }
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nlock { return TNLK; }
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slock { return TSLK; }
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lalt|alt { return TLALT; }
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btab { return TBTAB; }
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lctrl|ctrl { return TLCTR; }
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nscr { return TNEXT; }
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rctrl { return TRCTR; }
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ralt { return TRALT; }
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alock { return TALK; }
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ashift { return TASH; }
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meta { return TMETA; }
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boot { return TRBT; }
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debug { return TDBG; }
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NUL|nul { number = 0; return TNUM; }
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SOH|soh { number = 1; return TNUM; }
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STX|stx { number = 2; return TNUM; }
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ETX|etx { number = 3; return TNUM; }
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EOT|eot { number = 4; return TNUM; }
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ENQ|enq { number = 5; return TNUM; }
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ACK|ack { number = 6; return TNUM; }
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BEL|bel { number = 7; return TNUM; }
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BS|bs { number = 8; return TNUM; }
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HT|ht { number = 9; return TNUM; }
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LF|lf|NL|nl { number = 10; return TNUM; }
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VT|vt { number = 11; return TNUM; }
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FF|ff|NP|np { number = 12; return TNUM; }
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CR|cr { number = 13; return TNUM; }
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SO|so { number = 14; return TNUM; }
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SI|si { number = 15; return TNUM; }
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DLE|dle { number = 16; return TNUM; }
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DC1|dc1 { number = 17; return TNUM; }
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DC2|dc2 { number = 18; return TNUM; }
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DC3|dc3 { number = 19; return TNUM; }
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DC4|dc4 { number = 20; return TNUM; }
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NAK|nak { number = 21; return TNUM; }
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SYN|syn { number = 22; return TNUM; }
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ETB|etb { number = 23; return TNUM; }
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CAN|can { number = 24; return TNUM; }
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EM|em { number = 25; return TNUM; }
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SUB|sub { number = 26; return TNUM; }
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ESC|esc { number = 27; return TNUM; }
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FS|fs { number = 28; return TNUM; }
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GS|gs { number = 29; return TNUM; }
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RS|rs { number = 30; return TNUM; }
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NS|ns { number = 31; return TNUM; }
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SP|sp { number = 32; return TNUM; }
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DEL|del { number = 127; return TNUM; }
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fkey{D}({D}*) {
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sscanf(yytext+4, "%d", &number);
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return TFUNC;
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}
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scr{D}({D}*) {
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sscanf(yytext+3, "%d", &number);
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return TSCRN;
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}
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'{A}' { letter = *(yytext+1); return TLET; }
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#({A}*) { /* ignore */ }
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0x{X}({X}*) { sscanf(yytext, "%x", &number); return TNUM; }
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{D}({D}*) { sscanf(yytext, "%d", &number); return TNUM; }
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{L} {
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if (*yytext == 'O') number = 0;
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if (*yytext == 'C') number = 1;
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if (*yytext == 'N') number = 2;
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return TFLAG;
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}
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[ \t\n] { /* ignore */ }
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