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/* Copyright (C) 1994, 1997 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
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <hurd.h>
#include <hurd/fd.h>
/* Allocate a new file descriptor and install PORT in it. FLAGS are as for
`open'; only O_IGNORE_CTTY is meaningful.
If the descriptor table is full, set errno, and return -1.
If DEALLOC is nonzero, deallocate PORT first. */
int
_hurd_intern_fd (io_t port, int flags, int dealloc)
{
int fd;
struct hurd_fd *d;
HURD_CRITICAL_BEGIN;
d = _hurd_alloc_fd (&fd, 0);
if (d != NULL)
{
_hurd_port2fd (d, port, flags);
__spin_unlock (&d->port.lock);
}
HURD_CRITICAL_END;
if (d == NULL)
{
if (dealloc)
__mach_port_deallocate (__mach_task_self (), port);
return -1;
}
return fd;
}
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