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- // Copyright (c) 2012 The Chromium Authors. All rights reserved.
- // Use of this source code is governed by a BSD-style license that can be
- // found in the LICENSE file.
- #include "base/nix/mime_util_xdg.h"
- #include "base/files/file_path.h"
- #include "base/no_destructor.h"
- #include "base/synchronization/lock.h"
- #include "base/third_party/xdg_mime/xdgmime.h"
- #include "base/threading/scoped_blocking_call.h"
- namespace base {
- namespace nix {
- std::string GetFileMimeType(const FilePath& filepath) {
- if (filepath.empty())
- return std::string();
- base::ScopedBlockingCall scoped_blocking_call(FROM_HERE,
- base::BlockingType::MAY_BLOCK);
- // None of the XDG stuff is thread-safe, so serialize all access under this
- // lock.
- static NoDestructor<Lock> mime_util_xdg_lock;
- AutoLock scoped_lock(*mime_util_xdg_lock);
- return xdg_mime_get_mime_type_from_file_name(filepath.value().c_str());
- }
- } // namespace nix
- } // namespace base
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