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/*-
* Copyright (c) 2014-2015 MongoDB, Inc.
* Copyright (c) 2008-2014 WiredTiger, Inc.
* All rights reserved.
*
* See the file LICENSE for redistribution information.
*/
#include "wt_internal.h"
/*
* __wt_fallocate_config --
* Configure fallocate behavior for a file handle.
*/
void
__wt_fallocate_config(WT_SESSION_IMPL *session, WT_FH *fh)
{
WT_UNUSED(session);
/*
* fallocate on Windows is implemented using SetEndOfFile which can
* also truncate the file. WiredTiger expects fallocate to ignore
* requests to truncate the file which Windows does not do.
*/
fh->fallocate_available = WT_FALLOCATE_NOT_AVAILABLE;
/*
* We use a separate handle for file size changes, so there's no need
* for locking.
*/
fh->fallocate_requires_locking = false;
}
/*
* __wt_fallocate --
* Allocate space for a file handle.
*/
int
__wt_fallocate(
WT_SESSION_IMPL *session, WT_FH *fh, wt_off_t offset, wt_off_t len)
{
WT_UNUSED(session);
WT_UNUSED(fh);
WT_UNUSED(offset);
WT_UNUSED(len);
return (ENOTSUP);
}
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