36 lines
1.2 KiB
C
36 lines
1.2 KiB
C
/* Generate a temporary file descriptor. Linux version.
|
|
Copyright (C) 2017-2022 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
|
|
<https://www.gnu.org/licenses/>. */
|
|
|
|
#include <stdio.h>
|
|
#include <fcntl.h>
|
|
#include <errno.h>
|
|
#include <string.h>
|
|
|
|
int
|
|
__gen_tempfd (int flags)
|
|
{
|
|
int fd = __open (P_tmpdir, O_RDWR | O_TMPFILE | O_EXCL | flags,
|
|
S_IRUSR | S_IWUSR);
|
|
if (fd < 0 && errno == ENOENT && strcmp (P_tmpdir, "/tmp") != 0)
|
|
fd = __open ("/tmp", O_RDWR | O_TMPFILE | O_EXCL | flags,
|
|
S_IRUSR | S_IWUSR);
|
|
|
|
return fd;
|
|
}
|
|
libc_hidden_def (__gen_tempfd)
|