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84 lines
2.5 KiB
Plaintext
84 lines
2.5 KiB
Plaintext
/* commandl.l: Debugger command lexical scanner
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Copyright (c) 2002 Philip Kendall
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$Id$
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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Author contact information:
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E-mail: pak21-fuse@srcf.ucam.org
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Postal address: 15 Crescent Road, Wokingham, Berks, RG40 2DB, England
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*/
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%{
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#include <config.h>
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#include <ctype.h>
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#include "commandy.h"
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#include "debugger.h"
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#include "debugger_internals.h"
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#define YY_INPUT(buf,result,max_size) \
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{ \
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if( !debugger_command_input( buf, &result, max_size ) ) result = YY_NULL; \
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}
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%}
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DIGIT [0-9]
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HEX [0-9a-f]
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%option caseless
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%option noyywrap
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%%
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ba|bas|base { return BASE; }
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br|bre|brea|break|breakp|breakpo|breakpoi|breakpoin|breakpoint { return BREAK;}
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co|con|cont|contin|continu|continue { return CONTINUE; }
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cl|cle|clea|clear { return CLEAR; }
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del|dele|delet|delete { return DELETE; }
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di|dis|disa|disas|disass|disasse|disassm|disassmb|diasassmbl|disassemble {
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return DISASSEMBLE; }
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fi|fin|fini|finis|finish { return FINISH; }
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i|ig|ign|igno|ignor|ignore { return IGNORE; }
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n|ne|nex|next { return NEXT; }
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p|po|por|port { return PORT; }
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r|re|rea|read { return READ; }
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se|set { return SET; }
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sh|sho|show { return SHOW; }
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s|st|ste|step { return STEP; }
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w|wr|wri|writ|write { return WRITE; }
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a|b|c|d|e|f|h|l { yylval.integer = tolower( *yytext ); return REGISTER; }
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af|bc|de|hl|sp|pc|ix|iy { yylval.integer = debugger_reg16_index( yytext );
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return REGISTER; }
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${HEX}+ { yylval.integer = strtol( yytext+1, NULL, 16 );
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return NUMBER; }
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0x{HEX}+ { yylval.integer = strtol( yytext+2, NULL, 16 );
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return NUMBER; }
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{DIGIT}+ { yylval.integer = atoi( yytext ); return NUMBER; }
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[ \n]+ /* Swallow whitespace */
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. { if( 0 ) unput( '\0' ); /* Prevent warning about yyunput
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being defined and not used */
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return ERROR; }
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