hmz007
36ed224bac
Signed-off-by: hmz007 <hmz007@gmail.com> Change-Id: Ib87fdbe7a0be7dc961af3500fe9ea4589a127f9f
28 lines
1.0 KiB
C
28 lines
1.0 KiB
C
#ifndef LOCK_DEV
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#define LOCK_DEV
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/* Copyright 2005,2009,2018 Alain Knaff.
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* This file is part of mtools.
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*
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* Mtools is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Mtools 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Mtools. If not, see <http://www.gnu.org/licenses/>.
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*
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* Create an advisory lock on the device to prevent concurrent writes.
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* Uses either lockf, flock, or fcntl locking methods. See the Makefile
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* and the Configure files for how to specify the proper method.
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*/
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extern int lock_dev(int fd, int mode, struct device *dev);
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#endif
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