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36 lines
1.3 KiB
C
36 lines
1.3 KiB
C
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/* Create a special or ordinary file. Linux version.
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Copyright (C) 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 <sys/types.h>
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#include <sys/stat.h>
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#include <errno.h>
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int
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__mknodat (int fd, const char *path, mode_t mode, dev_t dev)
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{
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/* The user-exported dev_t is 64-bit while the kernel interface is
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32-bit. */
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unsigned int k_dev = dev;
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if (k_dev != dev)
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return INLINE_SYSCALL_ERROR_RETURN_VALUE (EINVAL);
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return INLINE_SYSCALL_CALL (mknodat, fd, path, mode, k_dev);
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}
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libc_hidden_def (__mknodat)
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weak_alias (__mknodat, mknodat)
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