/* ioctl commands which must be done in the C library.
- Copyright (C) 1994,95,96,97,99,2001,02 Free Software Foundation, Inc.
+ Copyright (C) 1994,95,96,97,99,2001,2002,2009
+ Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
for (i = 0; i < _hurd_dtablesize; ++i)
{
struct hurd_fd *const d = _hurd_dtable[i];
- mach_port_t newctty;
+ mach_port_t newctty = MACH_PORT_NULL;
if (d == NULL)
/* Nothing to do for an unused descriptor cell. */
continue;
- if (cttyid == MACH_PORT_NULL)
- /* We now have no controlling tty at all. */
- newctty = MACH_PORT_NULL;
- else
+ if (cttyid != MACH_PORT_NULL)
+ /* We do have some controlling tty. */
HURD_PORT_USE (&d->port,
({ mach_port_t id;
/* Get the io object's cttyid port. */
if (! __term_getctty (port, &id))
{
- if (id == cttyid && /* Is it ours? */
+ if (id == cttyid /* Is it ours? */
/* Get the ctty io port. */
- __term_open_ctty (port,
- _hurd_pid, _hurd_pgrp,
- &newctty))
+ && __term_open_ctty (port,
+ _hurd_pid, _hurd_pgrp,
+ &newctty))
/* XXX it is our ctty but the call failed? */
newctty = MACH_PORT_NULL;
- __mach_port_deallocate
- (__mach_task_self (), (mach_port_t) id);
+ __mach_port_deallocate (__mach_task_self (), id);
}
- else
- newctty = MACH_PORT_NULL;
0;
}));