diff options
Diffstat (limited to 'REORG.TODO/hurd/intern-fd.c')
-rw-r--r-- | REORG.TODO/hurd/intern-fd.c | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/REORG.TODO/hurd/intern-fd.c b/REORG.TODO/hurd/intern-fd.c new file mode 100644 index 0000000000..7e49028659 --- /dev/null +++ b/REORG.TODO/hurd/intern-fd.c @@ -0,0 +1,49 @@ +/* Copyright (C) 1994-2017 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, see + <http://www.gnu.org/licenses/>. */ + +#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 and O_CLOEXEC are 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; +} |