pub unsafe extern "C" fn printf(format: *const c_char, ...) -> c_intExpand description
Tiny printf implementation You have to implement putchar if you use printf() To avoid conflicts with the regular printf() API it is overridden by macro defines and internal underscore-appended functions like printf() are used \param format A string that specifies the format of the output \return The number of characters that are written into the array, not counting the terminating null character