1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 1994-1995 Søren Schmidt 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer, 12 * in this position and unchanged. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. The name of the author may not be used to endorse or promote products 17 * derived from this software without specific prior written permission 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 20 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 21 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 22 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 23 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 24 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 28 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 * 30 * $FreeBSD$ 31 */ 32 33 %{ 34 35 #include "lex.h" 36 37 %} 38 39 %option noyywrap 40 %option nounput 41 %option noinput 42 43 D [0-9] 44 X [0-9a-fA-F] 45 A . 46 L [OCNB] 47 48 %% 49 50 nop { return TNOP; } 51 lshift { return TLSH; } 52 rshift { return TRSH; } 53 clock { return TCLK; } 54 nlock { return TNLK; } 55 slock { return TSLK; } 56 lalt|alt { return TLALT; } 57 btab { return TBTAB; } 58 lctrl|ctrl { return TLCTR; } 59 nscr { return TNEXT; } 60 pscr { return TPREV; } 61 rctrl { return TRCTR; } 62 ralt { return TRALT; } 63 alock { return TALK; } 64 ashift { return TASH; } 65 meta { return TMETA; } 66 boot { return TRBT; } 67 debug { return TDBG; } 68 susp { return TSUSP; } 69 saver { return TSPSC; } 70 panic { return TPANIC; } 71 lshifta|shifta { return TLSHA; } 72 rshifta { return TRSHA; } 73 lctrla|ctrla { return TLCTRA; } 74 rctrla { return TRCTRA; } 75 lalta|alta { return TLALTA; } 76 ralta { return TRALTA; } 77 halt { return THALT; } 78 pdwn { return TPDWN; } 79 paste { return TPASTE; } 80 81 NUL|nul { number = 0; return TNUM; } 82 SOH|soh { number = 1; return TNUM; } 83 STX|stx { number = 2; return TNUM; } 84 ETX|etx { number = 3; return TNUM; } 85 EOT|eot { number = 4; return TNUM; } 86 ENQ|enq { number = 5; return TNUM; } 87 ACK|ack { number = 6; return TNUM; } 88 BEL|bel { number = 7; return TNUM; } 89 BS|bs { number = 8; return TNUM; } 90 HT|ht { number = 9; return TNUM; } 91 LF|lf|NL|nl { number = 10; return TNUM; } 92 VT|vt { number = 11; return TNUM; } 93 FF|ff|NP|np { number = 12; return TNUM; } 94 CR|cr { number = 13; return TNUM; } 95 SO|so { number = 14; return TNUM; } 96 SI|si { number = 15; return TNUM; } 97 DLE|dle { number = 16; return TNUM; } 98 DC1|dc1 { number = 17; return TNUM; } 99 DC2|dc2 { number = 18; return TNUM; } 100 DC3|dc3 { number = 19; return TNUM; } 101 DC4|dc4 { number = 20; return TNUM; } 102 NAK|nak { number = 21; return TNUM; } 103 SYN|syn { number = 22; return TNUM; } 104 ETB|etb { number = 23; return TNUM; } 105 CAN|can { number = 24; return TNUM; } 106 EM|em { number = 25; return TNUM; } 107 SUB|sub { number = 26; return TNUM; } 108 ESC|esc { number = 27; return TNUM; } 109 FS|fs { number = 28; return TNUM; } 110 GS|gs { number = 29; return TNUM; } 111 RS|rs { number = 30; return TNUM; } 112 NS|ns { number = 31; return TNUM; } 113 US|us { number = 31; return TNUM; } 114 SP|sp { number = 32; return TNUM; } 115 DEL|del { number = 127; return TNUM; } 116 117 dgra|DGRA { number = 0; return TACC; } 118 dacu|DACU { number = 1; return TACC; } 119 dcir|DCIR { number = 2; return TACC; } 120 dtil|DTIL { number = 3; return TACC; } 121 dmac|DMAC { number = 4; return TACC; } 122 dbre|DBRE { number = 5; return TACC; } 123 ddot|DDOT { number = 6; return TACC; } 124 duml|DUML { number = 7; return TACC; } 125 ddia|DDIA { number = 7; return TACC; } 126 dsla|DSLA { number = 8; return TACC; } 127 drin|DRIN { number = 9; return TACC; } 128 dced|DCED { number = 10; return TACC; } 129 dapo|DAPO { number = 11; return TACC; } 130 ddac|DDAC { number = 12; return TACC; } 131 dogo|DOGO { number = 13; return TACC; } 132 dcar|DCAR { number = 14; return TACC; } 133 134 fkey{D}({D}*) { 135 sscanf(yytext+4, "%d", &number); 136 return TFUNC; 137 } 138 scr{D}({D}*) { 139 sscanf(yytext+3, "%d", &number); 140 return TSCRN; 141 } 142 '{A}' { letter = *(yytext+1); return TLET; } 143 #({A}*) { /* ignore */ } 144 0x{X}({X}*) { sscanf(yytext, "%x", &number); return TNUM; } 145 {D}({D}*) { sscanf(yytext, "%d", &number); return TNUM; } 146 {L} { 147 if (*yytext == 'O') number = 0; 148 if (*yytext == 'C') number = 1; 149 if (*yytext == 'N') number = 2; 150 if (*yytext == 'B') number = 3; 151 return TFLAG; 152 } 153 [ \t\n] { /* ignore */ } 154 . { return *yytext; } 155