4 ms·
It has nothing to do with readline, but is a feature of the TTY (i.e. implemented inside the kernel) when in canonical mode. It will work for anything that exi
by mortehu 8y ago
It has nothing to do with readline, but is a feature of the TTY (i.e. implemented inside the kernel) when in canonical mode. It will work for anything that exits in reaction to read(STDIN_FILENO, ...) returning zero.