author | Markus Bröker<broeker.markus@googlemail.com> |
Sat, 21 Oct 2017 13:45:05 +0200 | |
changeset 171 | c6e0af68825a |
parent 39 | 46d7ec9d63bd |
permissions | -rw-r--r-- |
37 | 1 |
/** |
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* test/demos/parser/lexer.ll |
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* Copyright (C) 2008 Markus Broeker |
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*/ |
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%{ |
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#include <stdio.h> |
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#include "parser.h" |
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%} |
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%% |
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[0-9]+ { yylval = atoi(yytext); return DIGIT; } |
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[a-zA-Z] { yylval = yytext[0]; return LETTER; } |
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"+" { return PLUS; } |
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"-" { return MINUS; } |
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"*" { return MUL; } |
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"/" { return DIV; } |
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"("|")"|"=" { return yytext[0]; } |
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[ \t]+ {} |
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\n { return yytext[0]; } |
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. { printf("FEHLER: %s\n", yytext); } |
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%% |