/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ /* vim: set ts=8 sts=2 et sw=2 tw=80: */ /* This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ #ifndef mozilla_StaticPrefsBase_h #define mozilla_StaticPrefsBase_h #include #include "mozilla/Atomics.h" #include "mozilla/DataMutex.h" #include "nsString.h" namespace mozilla { class SharedPrefMapBuilder; // These typedefs are for use within init/StaticPrefList*.h. typedef const char* String; using DataMutexString = StaticDataMutex; template struct IsString : std::false_type {}; template <> struct IsString : std::true_type {}; template <> struct IsString : std::true_type {}; typedef Atomic RelaxedAtomicBool; typedef Atomic ReleaseAcquireAtomicBool; typedef Atomic SequentiallyConsistentAtomicBool; typedef Atomic RelaxedAtomicInt32; typedef Atomic ReleaseAcquireAtomicInt32; typedef Atomic SequentiallyConsistentAtomicInt32; typedef Atomic RelaxedAtomicUint32; typedef Atomic ReleaseAcquireAtomicUint32; typedef Atomic SequentiallyConsistentAtomicUint32; // XXX: Atomic currently doesn't work (see bug 1552086). Once it's // supported we will be able to use Atomic here. typedef std::atomic AtomicFloat; template struct StripAtomicImpl { typedef T Type; }; template struct StripAtomicImpl> { typedef T Type; }; template struct StripAtomicImpl> { typedef T Type; }; template <> struct StripAtomicImpl { typedef nsCString Type; }; template using StripAtomic = typename StripAtomicImpl::Type; template struct IsAtomic : std::false_type {}; template struct IsAtomic> : std::true_type {}; template struct IsAtomic> : std::true_type {}; namespace StaticPrefs { void MaybeInitOncePrefs(); } // namespace StaticPrefs } // namespace mozilla #endif // mozilla_StaticPrefsBase_h