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36 lines
1.2 KiB
C
36 lines
1.2 KiB
C
/* Generate a temporary file descriptor. Linux version.
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Copyright (C) 2017-2020 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#include <stdio.h>
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#include <fcntl.h>
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#include <errno.h>
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#include <string.h>
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int
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__gen_tempfd (int flags)
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{
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int fd = __open (P_tmpdir, O_RDWR | O_TMPFILE | O_EXCL | flags,
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S_IRUSR | S_IWUSR);
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if (fd < 0 && errno == ENOENT && strcmp (P_tmpdir, "/tmp") != 0)
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fd = __open ("/tmp", O_RDWR | O_TMPFILE | O_EXCL | flags,
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S_IRUSR | S_IWUSR);
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return fd;
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}
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libc_hidden_def (__gen_tempfd)
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