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// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/download/public/common/base_file.h"
#include <errno.h>
#include "base/files/file_util.h"
#include "components/download/public/common/download_interrupt_reasons.h"
namespace download {
DownloadInterruptReason BaseFile::MoveFileAndAdjustPermissions(
const base::FilePath& new_path) {
// Similarly, on Unix, we're moving a temp file created with permissions 600
// to |new_path|. Here, we try to fix up the destination file with appropriate
// permissions.
struct stat st;
// First check the file existence and create an empty file if it doesn't
// exist.
if (!base::PathExists(new_path)) {
if (!base::WriteFile(new_path, "")) {
return LogSystemError("WriteFile", errno);
}
}
int stat_error = stat(new_path.value().c_str(), &st);
bool stat_succeeded = (stat_error == 0);
if (!stat_succeeded)
LogSystemError("stat", errno);
if (!base::Move(full_path_, new_path))
return LogSystemError("Move", errno);
if (stat_succeeded) {
// On Windows file systems (FAT, NTFS), chmod fails. This is OK.
int chmod_error = chmod(new_path.value().c_str(), st.st_mode);
if (chmod_error < 0)
LogSystemError("chmod", errno);
}
return DOWNLOAD_INTERRUPT_REASON_NONE;
}
} // namespace download
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