// 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 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