Question about Readline library

[Alexander Baranov]

????????????.
? ?????????  readline. ??? ??????? ???????? ?? ??????????? ??????-???????,
?? ????? ? ?????????? ??????? ?? ????? ? ???????? ????????-?????????
??????????, ?????? ??????????????:

rl_prep_terminal: cannot get terminal settings.
???? ?????? ??????? ? ????? ???????.

??? ??? ? ?????? ???????, ????? ??? ???????????
??? ?????  - ??? ????, ????????? ? TCP socket.
??????? ??????, ?????????.