MBCEngineCommands.l [plain text]
/*
File: MBCEngineCommands.l
Contains: Encode commands sent by chess engine.
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*/
%{
#include "MBCEngineCommands.h"
#define YY_SKIP_YYWRAP 1
#define YY_NO_UNPUT 1
#define YY_DECL MBCCompactMove yylex(yyscan_t yyscanner)
#define YY_INPUT(buf,res,max_size) res = MBCReadInput(buf, max_size)
#define yywrap(x) 1
%}
ROW ([1-8])
COL ([a-h])
PIECE ([prnbqkPRNBQK])
%%
"move "{COL}{ROW}{COL}{ROW}\n { return MBCEncodeMove(yytext+yyleng-5, 0); }
"move "{PIECE}@{COL}{ROW}\n { return MBCEncodeDrop(yytext+yyleng-5, 0); }
"move "{COL}{ROW}{COL}{ROW}{PIECE}\n { return MBCEncodeMove(yytext+yyleng-6, 0); }
"ponder "{COL}{ROW}{COL}{ROW}\n { return MBCEncodeMove(yytext+yyleng-5, 1); }
"ponder "{PIECE}@{COL}{ROW}\n { return MBCEncodeDrop(yytext+yyleng-5, 1); }
"ponder "{COL}{ROW}{COL}{ROW}{PIECE}\n { return MBCEncodeMove(yytext+yyleng-6, 1); }
"Illegal move":.*\n { return MBCEncodeIllegal(); }
"Legal move":.*\n { return MBCEncodeLegal(); }
"pong ".*\n { return MBCEncodePong(); }
"tellics set 1 Sjeng ".*\n { return MBCEncodeStartGame(); }
1-0.*\n { return MBCEncodeWhiteWins(); }
0-1.*\n { return MBCEncodeBlackWins(); }
"1/2-1/2".*\n { return MBCEncodeDraw(); }
.*\n { MBCIgnoredText(yytext);}
%%
void MBCLexerInit(MBCLexerInstance * scanner)
{
yylex_init((yyscan_t*)scanner);
}
void MBCLexerDestroy(MBCLexerInstance scanner)
{
yylex_destroy((yyscan_t)scanner);
}
MBCCompactMove MBCLexerScan(MBCLexerInstance scanner)
{
return yylex((yyscan_t)scanner);
}
// Local Variables:
// mode:C
// End: