TIOCHPCL

QNX SDP8.0Devctl and Ioctl CommandsDeveloper

Hang up on last close

Synopsis:

#include <sys/ioctl.h>

#define TIOCHPCL        _IO('t',  2)

Arguments to ioctl():

Argument Value
fd A file descriptor that you obtained by opening the device
request TIOCHPCL

Description:

This command sets the hang up on last close flag. It's implemented as a call to tcgetattr() to get the current settings, followed by a call to tcsetattr() to set HUPCL.

Input:

None.

Output:

None.

See also:

ioctl() in the QNX OS C Library Reference

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