41 lines
578 B
C
41 lines
578 B
C
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/*
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text to brainfuck converter
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-- saves any input text inside the brainfuck registers and prints it
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all out.
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2004-07-22 - BeF <bef@erlangen.ccc.de>
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compile hint:
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lex -o text2bf.lex.c text2bf.lex.l
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cc -pipe -O2 text2bf.lex.c -o text2bf -ll
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*/
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%{
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int prevchar = 0;
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%}
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%%
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(.|\n) {
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printf("<[->+>+<<]>>[-<<+>>]<");
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if (prevchar < yytext[0])
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while (yytext[0]-prevchar++)
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putchar('+');
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else
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while (yytext[0]-prevchar--)
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putchar('-');
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putchar('>');
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prevchar = yytext[0];
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}
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%%
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int main ()
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{
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int ret = yylex();
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printf("<[<]>[.>]\n");
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return ret;
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}
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