NODELAY(3XCURSES) X/Open Curses Library Functions NODELAY(3XCURSES)

nodelay - set blocking or non-blocking read

cc [ flag... ] file... -I /usr/xpg4/include  -L  /usr/xpg4/lib \
 -R  /usr/xpg4/lib  -lcurses  [ library... ]
c89 [ flag... ] file... -lcurses [ library... ]
#include <curses.h>
int nodelay(WINDOW *win, bool bf);

win

Is a pointer to the window in which to enable non-blocking.

bf

Is a Boolean expression.

If enabled, (bf is TRUE), the nodelay() function causes getch(3XCURSES) to return ERR if no input is ready. When disabled, getch() blocks until a key is pressed.

On success, the nodelay() function returns OK. Otherwise, it returns ERR.

None.

See attributes(7) for descriptions of the following attributes:

ATTRIBUTE TYPE ATTRIBUTE VALUE
Interface Stability Standard
MT-Level Unsafe

getch(3XCURSES), halfdelay(3XCURSES), libcurses(3XCURSES), notimeout(3XCURSES), attributes(7), standards(7)

June 5, 2002 OmniOS