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