%{ #include<stdio.h> %} %% abc {printf("ABC");} . | \n {printf("%s",yytext);} %% int main() { printf("entre a string") yylex(); return 0; } int yywrap(){ reurn 1; }
Standard input is empty
Standard output is empty
ERROR: /home/BQq1AQ/prog:2:1: Syntax error: Operator expected ERROR: /home/BQq1AQ/prog:16:0: Syntax error: Unexpected end of file ERROR: '$runtoplevel'/0: Undefined procedure: program/0 Exception: (3) program ? EOF: exit