nodelay.3cur

来自「<B>Digital的Unix操作系统VAX 4.2源码</B>」· 3CUR 代码 · 共 43 行

.TH nodelay 3cur 
.SH Name
nodelay \- disable block during read
.SH Syntax
.br
.B
#include <cursesX.h>
.PP
.br
.B
int nodelay(win, bf)
.br
.B
WINDOW \(**win;
.br
.B
bool bf;
.SH Description
.NXR "nodelay subroutine"
.NXA "getch subroutine" "nodelay subroutine"
This option causes 
the 
. PN getch 
routine to be a non-blocking call.
If no input is ready, 
and 
.PN nodelay
is enabled,
.PN getch 
will return the integer
.PN ERR .
If 
.PN nodelay 
is disabled, 
.PN getch 
will wait until input is ready.
.SH Return Values
The 
.PN nodelay
function returns OK on success and ERR on error.
.SH See Also
getch(3cur)