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5f7fa9ac30
The kernel is evolving this interface (e.g., removal of the
restriction on cross-device copies), and keeping up with that
is difficult. Applications which need the function should
run kernels which support the system call instead of relying on
the imperfect glibc emulation.
Reviewed-by: Adhemerval Zanella <adhemerval.zanella@linaro.org>
(cherry picked from commit 5a659ccc0e)
31 lines
1.1 KiB
C
31 lines
1.1 KiB
C
/* Stub implementation of copy_file_range.
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Copyright (C) 2017-2019 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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<http://www.gnu.org/licenses/>. */
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#include <errno.h>
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#include <unistd.h>
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ssize_t
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copy_file_range (int infd, __off64_t *pinoff,
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int outfd, __off64_t *poutoff,
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size_t length, unsigned int flags)
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{
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__set_errno (ENOSYS);
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return -1;
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}
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stub_warning (copy_file_range)
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