logvisor/include/nxstl/mutex

#ifndef _NXSTL_MUTEX
#define _NXSTL_MUTEX 1
#ifdef __SWITCH__
extern "C" {
#include <switch/kernel/mutex.h>
}

namespace std _GLIBCXX_VISIBILITY(default)
{

// Common base class for std::mutex
class __mutex_base
{
protected:
    typedef Mutex			__native_type;

    __native_type  _M_mutex = {};

    constexpr __mutex_base() noexcept = default;

    __mutex_base(const __mutex_base&) = delete;
    __mutex_base& operator=(const __mutex_base&) = delete;
};

/// The standard mutex type.
class mutex : private __mutex_base
{
public:
    typedef __native_type* 			native_handle_type;

    constexpr mutex() noexcept = default;
    ~mutex() = default;

    mutex(const mutex&) = delete;
    mutex& operator=(const mutex&) = delete;

    void
    lock()
    {
        mutexLock(&_M_mutex);
    }

    bool
    try_lock() noexcept
    {
        return mutexTryLock(&_M_mutex);
    }

    void
    unlock()
    {
        mutexUnlock(&_M_mutex);
    }

    native_handle_type
    native_handle() noexcept
    { return &_M_mutex; }
};

// Common base class for std::recursive_mutex
class __recursive_mutex_base
{
protected:
    typedef RMutex		__native_type;

    __recursive_mutex_base(const __recursive_mutex_base&) = delete;
    __recursive_mutex_base& operator=(const __recursive_mutex_base&) = delete;

    __native_type  _M_mutex = {};

    __recursive_mutex_base() = default;
};

/// The standard recursive mutex type.
class recursive_mutex : private __recursive_mutex_base
{
public:
    typedef __native_type* 			native_handle_type;

    constexpr recursive_mutex() = default;
    ~recursive_mutex() = default;

    recursive_mutex(const recursive_mutex&) = delete;
    recursive_mutex& operator=(const recursive_mutex&) = delete;

    void
    lock()
    {
        rmutexLock(&_M_mutex);
    }

    bool
    try_lock() noexcept
    {
        return rmutexTryLock(&_M_mutex);
    }

    void
    unlock()
    {
        rmutexUnlock(&_M_mutex);
    }

    native_handle_type
    native_handle() noexcept
    { return &_M_mutex; }
};

}

#endif
#endif