nodelay(3XCURSES)

Name | Synopsis | Parameters | Description | Return Values | Errors | Attributes | See Also

Name

nodelay– set blocking or non-blocking read

Synopsis

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);

Parameters

win

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

bf

Is a Boolean expression.

Description

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.

Return Values

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

Errors

None.

Attributes

See attributes(5) for descriptions of the following attributes:

ATTRIBUTE TYPE	ATTRIBUTE VALUE
Interface Stability	Standard
MT-Level	Unsafe

See Also

getch(3XCURSES), halfdelay(3XCURSES), libcurses(3XCURSES), notimeout(3XCURSES), attributes(5), standards(5)

SunOS 5.11  Last Revised 5 Jun 2002

Name | Synopsis | Parameters | Description | Return Values | Errors | Attributes | See Also