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 31 %{ 32 33 #include "lex.h" 34 35 %} 36 37 %option noyywrap 38 %option nounput 39 %option noinput 40 41 D [0-9] 42 X [0-9a-fA-F] 43 A . 44 L [OCNB] 45 46 %% 47 48 nop { return TNOP; } 49 lshift { return TLSH; } 50 rshift { return TRSH; } 51 clock { return TCLK; } 52 nlock { return TNLK; } 53 slock { return TSLK; } 54 lalt|alt { return TLALT; } 55 btab { return TBTAB; } 56 lctrl|ctrl { return TLCTR; } 57 nscr { return TNEXT; } 58 pscr { return TPREV; } 59 rctrl { return TRCTR; } 60 ralt { return TRALT; } 61 alock { return TALK; } 62 ashift { return TASH; } 63 meta { return TMETA; } 64 boot { return TRBT; } 65 debug { return TDBG; } 66 susp { return TSUSP; } 67 saver { return TSPSC; } 68 panic { return TPANIC; } 69 lshifta|shifta { return TLSHA; } 70 rshifta { return TRSHA; } 71 lctrla|ctrla { return TLCTRA; } 72 rctrla { return TRCTRA; } 73 lalta|alta { return TLALTA; } 74 ralta { return TRALTA; } 75 halt { return THALT; } 76 pdwn { return TPDWN; } 77 paste { return TPASTE; } 78 79 NUL|nul { number = 0; return TNUM; } 80 SOH|soh { number = 1; return TNUM; } 81 STX|stx { number = 2; return TNUM; } 82 ETX|etx { number = 3; return TNUM; } 83 EOT|eot { number = 4; return TNUM; } 84 ENQ|enq { number = 5; return TNUM; } 85 ACK|ack { number = 6; return TNUM; } 86 BEL|bel { number = 7; return TNUM; } 87 BS|bs { number = 8; return TNUM; } 88 HT|ht { number = 9; return TNUM; } 89 LF|lf|NL|nl { number = 10; return TNUM; } 90 VT|vt { number = 11; return TNUM; } 91 FF|ff|NP|np { number = 12; return TNUM; } 92 CR|cr { number = 13; return TNUM; } 93 SO|so { number = 14; return TNUM; } 94 SI|si { number = 15; return TNUM; } 95 DLE|dle { number = 16; return TNUM; } 96 DC1|dc1 { number = 17; return TNUM; } 97 DC2|dc2 { number = 18; return TNUM; } 98 DC3|dc3 { number = 19; return TNUM; } 99 DC4|dc4 { number = 20; return TNUM; } 100 NAK|nak { number = 21; return TNUM; } 101 SYN|syn { number = 22; return TNUM; } 102 ETB|etb { number = 23; return TNUM; } 103 CAN|can { number = 24; return TNUM; } 104 EM|em { number = 25; return TNUM; } 105 SUB|sub { number = 26; return TNUM; } 106 ESC|esc { number = 27; return TNUM; } 107 FS|fs { number = 28; return TNUM; } 108 GS|gs { number = 29; return TNUM; } 109 RS|rs { number = 30; return TNUM; } 110 NS|ns { number = 31; return TNUM; } 111 US|us { number = 31; return TNUM; } 112 SP|sp { number = 32; return TNUM; } 113 DEL|del { number = 127; return TNUM; } 114 115 dgra|DGRA { number = 0; return TACC; } 116 dacu|DACU { number = 1; return TACC; } 117 dcir|DCIR { number = 2; return TACC; } 118 dtil|DTIL { number = 3; return TACC; } 119 dmac|DMAC { number = 4; return TACC; } 120 dbre|DBRE { number = 5; return TACC; } 121 ddot|DDOT { number = 6; return TACC; } 122 duml|DUML { number = 7; return TACC; } 123 ddia|DDIA { number = 7; return TACC; } 124 dsla|DSLA { number = 8; return TACC; } 125 drin|DRIN { number = 9; return TACC; } 126 dced|DCED { number = 10; return TACC; } 127 dapo|DAPO { number = 11; return TACC; } 128 ddac|DDAC { number = 12; return TACC; } 129 dogo|DOGO { number = 13; return TACC; } 130 dcar|DCAR { number = 14; return TACC; } 131 132 fkey{D}({D}*) { 133 sscanf(yytext+4, "%d", &number); 134 return TFUNC; 135 } 136 scr{D}({D}*) { 137 sscanf(yytext+3, "%d", &number); 138 return TSCRN; 139 } 140 '{A}' { letter = *(yytext+1); return TLET; } 141 #({A}*) { /* ignore */ } 142 0x{X}({X}*) { sscanf(yytext, "%x", &number); return TNUM; } 143 {D}({D}*) { sscanf(yytext, "%d", &number); return TNUM; } 144 {L} { 145 if (*yytext == 'O') number = 0; 146 if (*yytext == 'C') number = 1; 147 if (*yytext == 'N') number = 2; 148 if (*yytext == 'B') number = 3; 149 return TFLAG; 150 } 151 [ \t\n] { /* ignore */ } 152 . { return *yytext; } 153