29 lines
584 B
Plaintext
29 lines
584 B
Plaintext
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%{
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#include <stdio.h>
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extern int yylineno;
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%}
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%token Variable
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%token Integer
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%token Ident
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%token Number
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%%
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program: decllist exprlist;
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decllist: decl ';' | decllist decl ';' | /* empty */ | error ';' { yyerror(" im Deklarationsteil\n"); };
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decl: Variable idlist ':' type;
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idlist: Ident | idlist ',' Ident;
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type: Integer;
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exprlist: /* empty */ ;
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%%
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int main() {
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printf("Bitte geben Sie ein Program ein: \n");
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yyparse();
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return 0;
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}
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int yyerror(char *s) {
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printf("YACC/[ERR] >>> Failed parsing grammar (%d): ```%s```", yylineno, s);
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}
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