60aac62ddf
Change required for http://codereview.chromium.org/9639 . Review URL: http://codereview.chromium.org/12407 Patch from Pawel Hajdan Jr. git-svn-id: svn://svn.chromium.org/chrome/trunk/src@6006 0039d316-1c4b-4281-b951-d872f2087c98
29 lines
684 B
C++
29 lines
684 B
C++
// Copyright (c) 2008 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "base/test_file_util.h"
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#include <fcntl.h>
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#include <sys/stat.h>
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#include <sys/types.h>
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#include "base/file_path.h"
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namespace file_util {
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bool EvictFileFromSystemCache(const wchar_t* file) {
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FilePath fpath = FilePath::FromWStringHack(file);
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int fd = open(fpath.value().c_str(), O_RDONLY);
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if (fd < 0)
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return false;
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if (fdatasync(fd) != 0)
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return false;
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if (posix_fadvise(fd, 0, 0, POSIX_FADV_DONTNEED) != 0)
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return false;
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close(fd);
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return true;
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}
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} // namespace file_util
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