diff options
Diffstat (limited to 'src/common')
| -rw-r--r-- | src/common/CMakeLists.txt | 3 | ||||
| -rw-r--r-- | src/common/log_manager.h | 2 | ||||
| -rw-r--r-- | src/common/std_condition_variable.h | 168 | ||||
| -rw-r--r-- | src/common/std_mutex.h | 362 | ||||
| -rw-r--r-- | src/common/std_thread.h | 314 | ||||
| -rw-r--r-- | src/common/thread.cpp | 6 | ||||
| -rw-r--r-- | src/common/thread.h | 7 | 
7 files changed, 6 insertions, 856 deletions
| diff --git a/src/common/CMakeLists.txt b/src/common/CMakeLists.txt index 55a5f9eba..868fda55e 100644 --- a/src/common/CMakeLists.txt +++ b/src/common/CMakeLists.txt @@ -49,9 +49,6 @@ set(HEADERS              msg_handler.h              platform.h              scm_rev.h -            std_condition_variable.h -            std_mutex.h -            std_thread.h              string_util.h              swap.h              symbols.h diff --git a/src/common/log_manager.h b/src/common/log_manager.h index 81d808825..ce62d0361 100644 --- a/src/common/log_manager.h +++ b/src/common/log_manager.h @@ -6,11 +6,11 @@  #include "common/log.h"  #include "common/string_util.h" -#include "common/thread.h"  #include "common/file_util.h"  #include <cstring>  #include <set> +#include <mutex>  #define MAX_MESSAGES 8000  #define MAX_MSGLEN  1024 diff --git a/src/common/std_condition_variable.h b/src/common/std_condition_variable.h deleted file mode 100644 index ad2022f5a..000000000 --- a/src/common/std_condition_variable.h +++ /dev/null @@ -1,168 +0,0 @@ - -#pragma once - -#define GCC_VER(x,y,z)    ((x) * 10000 + (y) * 100 + (z)) -#define GCC_VERSION GCC_VER(__GNUC__, __GNUC_MINOR__, __GNUC_PATCHLEVEL__) - -#ifndef __has_include -#define __has_include(s) 0 -#endif - -#if GCC_VERSION >= GCC_VER(4,4,0) && __GXX_EXPERIMENTAL_CXX0X__  - -// GCC 4.4 provides <condition_variable> -#include <condition_variable> - -#elif __has_include(<condition_variable>) && !ANDROID - -// clang and libc++ provide <condition_variable> on OSX. However, the version -// of libc++ bundled with OSX 10.7 and 10.8 is buggy: it uses _ as a variable. -// -// We work around this issue by undefining and redefining _. - -#undef _ -#include <condition_variable> -#define _(s) wxGetTranslation((s)) - -#else - -// partial std::condition_variable implementation for win32/pthread - -#include "common/std_mutex.h" - -#if (_MSC_VER >= 1600) || (GCC_VERSION >= GCC_VER(4,3,0) && __GXX_EXPERIMENTAL_CXX0X__) -#define USE_RVALUE_REFERENCES -#endif - -#if defined(_WIN32) && defined(_M_X64) -#define USE_CONDITION_VARIABLES -#elif defined(_WIN32) -#define USE_EVENTS -#endif - -namespace std -{ - -class condition_variable -{ -#if defined(_WIN32) && defined(USE_CONDITION_VARIABLES) -    typedef CONDITION_VARIABLE native_type; -#elif defined(_WIN32) -    typedef HANDLE native_type; -#else -    typedef pthread_cond_t native_type; -#endif - -public: - -#ifdef USE_EVENTS -    typedef native_type native_handle_type; -#else -    typedef native_type* native_handle_type; -#endif - -    condition_variable() -    { -#if defined(_WIN32) && defined(USE_CONDITION_VARIABLES) -        InitializeConditionVariable(&m_handle); -#elif defined(_WIN32) -        m_handle = CreateEvent(NULL, false, false, NULL); -#else -        pthread_cond_init(&m_handle, NULL); -#endif -    } - -    ~condition_variable() -    { -#if defined(_WIN32) && !defined(USE_CONDITION_VARIABLES) -        CloseHandle(m_handle); -#elif !defined(_WIN32) -        pthread_cond_destroy(&m_handle); -#endif -    } - -    condition_variable(const condition_variable&) /*= delete*/; -    condition_variable& operator=(const condition_variable&) /*= delete*/; - -    void notify_one() -    { -#if defined(_WIN32) && defined(USE_CONDITION_VARIABLES) -        WakeConditionVariable(&m_handle); -#elif defined(_WIN32) -        SetEvent(m_handle); -#else -        pthread_cond_signal(&m_handle); -#endif -    } - -    void notify_all() -    { -#if defined(_WIN32) && defined(USE_CONDITION_VARIABLES) -        WakeAllConditionVariable(&m_handle); -#elif defined(_WIN32) -        // TODO: broken -        SetEvent(m_handle); -#else -        pthread_cond_broadcast(&m_handle); -#endif -    } - -    void wait(unique_lock<mutex>& lock) -    { -#ifdef _WIN32 -    #ifdef USE_SRWLOCKS -        SleepConditionVariableSRW(&m_handle, lock.mutex()->native_handle(), INFINITE, 0); -    #elif defined(USE_CONDITION_VARIABLES) -        SleepConditionVariableCS(&m_handle, lock.mutex()->native_handle(), INFINITE); -    #else -        // TODO: broken, the unlock and wait need to be atomic -        lock.unlock(); -        WaitForSingleObject(m_handle, INFINITE); -        lock.lock(); -    #endif -#else -        pthread_cond_wait(&m_handle, lock.mutex()->native_handle()); -#endif -    } - -    template <class Predicate> -    void wait(unique_lock<mutex>& lock, Predicate pred) -    { -        while (!pred()) -            wait(lock); -    } - -    //template <class Clock, class Duration> -    //cv_status wait_until(unique_lock<mutex>& lock, -    //    const chrono::time_point<Clock, Duration>& abs_time); - -    //template <class Clock, class Duration, class Predicate> -    //    bool wait_until(unique_lock<mutex>& lock, -    //    const chrono::time_point<Clock, Duration>& abs_time, -    //    Predicate pred); - -    //template <class Rep, class Period> -    //cv_status wait_for(unique_lock<mutex>& lock, -    //    const chrono::duration<Rep, Period>& rel_time); - -    //template <class Rep, class Period, class Predicate> -    //    bool wait_for(unique_lock<mutex>& lock, -    //    const chrono::duration<Rep, Period>& rel_time, -    //    Predicate pred); - -    native_handle_type native_handle() -    { -#ifdef USE_EVENTS -        return m_handle; -#else -        return &m_handle; -#endif -    } - -private: -    native_type m_handle; -}; - -} - -#endif diff --git a/src/common/std_mutex.h b/src/common/std_mutex.h deleted file mode 100644 index 5711d791b..000000000 --- a/src/common/std_mutex.h +++ /dev/null @@ -1,362 +0,0 @@ -#pragma once - -#define GCC_VER(x,y,z)    ((x) * 10000 + (y) * 100 + (z)) -#define GCC_VERSION GCC_VER(__GNUC__, __GNUC_MINOR__, __GNUC_PATCHLEVEL__) - -#ifndef __has_include -#define __has_include(s) 0 -#endif - -#if GCC_VERSION >= GCC_VER(4,4,0) && __GXX_EXPERIMENTAL_CXX0X__ -// GCC 4.4 provides <mutex> -#include <mutex> -#elif __has_include(<mutex>) && !ANDROID -// Clang + libc++ -#include <mutex> -#else - -// partial <mutex> implementation for win32/pthread - -#include <algorithm> - -#if defined(_WIN32) -// WIN32 -#define WIN32_LEAN_AND_MEAN -#include <Windows.h> - -#else -// POSIX -#include <pthread.h> - -#endif - -#if (_MSC_VER >= 1600) || (GCC_VERSION >= GCC_VER(4,3,0) && __GXX_EXPERIMENTAL_CXX0X__) -#define USE_RVALUE_REFERENCES -#endif - -#if defined(_WIN32) && defined(_M_X64) -#define USE_SRWLOCKS -#endif - -namespace std -{ - -class recursive_mutex -{ -#ifdef _WIN32 -    typedef CRITICAL_SECTION native_type; -#else -    typedef pthread_mutex_t native_type; -#endif - -public: -    typedef native_type* native_handle_type; - -    recursive_mutex(const recursive_mutex&) /*= delete*/; -    recursive_mutex& operator=(const recursive_mutex&) /*= delete*/; - -    recursive_mutex() -    { -#ifdef _WIN32 -        InitializeCriticalSection(&m_handle); -#else -        pthread_mutexattr_t attr; -        pthread_mutexattr_init(&attr); -        pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE); -        pthread_mutex_init(&m_handle, &attr); -#endif -    } - -    ~recursive_mutex() -    { -#ifdef _WIN32 -        DeleteCriticalSection(&m_handle); -#else -        pthread_mutex_destroy(&m_handle); -#endif -    } - -    void lock() -    { -#ifdef _WIN32 -        EnterCriticalSection(&m_handle); -#else -        pthread_mutex_lock(&m_handle); -#endif -    } - -    void unlock() -    { -#ifdef _WIN32 -        LeaveCriticalSection(&m_handle); -#else -        pthread_mutex_unlock(&m_handle); -#endif -    } - -    bool try_lock() -    { -#ifdef _WIN32 -        return (0 != TryEnterCriticalSection(&m_handle)); -#else -        return !pthread_mutex_trylock(&m_handle); -#endif     -    } - -    native_handle_type native_handle() -    { -        return &m_handle; -    } - -private: -    native_type m_handle; -}; - -#if !defined(_WIN32) || defined(USE_SRWLOCKS) - -class mutex -{ -#ifdef _WIN32 -    typedef SRWLOCK native_type; -#else -    typedef pthread_mutex_t native_type; -#endif - -public: -    typedef native_type* native_handle_type; - -    mutex(const mutex&) /*= delete*/; -    mutex& operator=(const mutex&) /*= delete*/; - -    mutex() -    { -#ifdef _WIN32 -        InitializeSRWLock(&m_handle); -#else -        pthread_mutex_init(&m_handle, NULL); -#endif -    } - -    ~mutex() -    { -#ifdef _WIN32 -#else -        pthread_mutex_destroy(&m_handle); -#endif -    } - -    void lock() -    { -#ifdef _WIN32 -        AcquireSRWLockExclusive(&m_handle); -#else -        pthread_mutex_lock(&m_handle); -#endif -    } - -    void unlock() -    { -#ifdef _WIN32 -        ReleaseSRWLockExclusive(&m_handle); -#else -        pthread_mutex_unlock(&m_handle); -#endif -    } - -    bool try_lock() -    { -#ifdef _WIN32 -        // XXX TryAcquireSRWLockExclusive requires Windows 7! -        // return (0 != TryAcquireSRWLockExclusive(&m_handle)); -        return false; -#else -        return !pthread_mutex_trylock(&m_handle); -#endif -    } - -    native_handle_type native_handle() -    { -        return &m_handle; -    } - -private: -    native_type m_handle; -}; - -#else -typedef recursive_mutex mutex;    // just use CriticalSections - -#endif - -enum defer_lock_t { defer_lock }; -enum try_to_lock_t { try_to_lock }; -enum adopt_lock_t { adopt_lock }; - -template <class Mutex> -class lock_guard -{ -public: -    typedef Mutex mutex_type; - -    explicit lock_guard(mutex_type& m) -        : pm(m) -    { -        m.lock(); -    } - -    lock_guard(mutex_type& m, adopt_lock_t) -        : pm(m) -    { -    } - -    ~lock_guard() -    { -        pm.unlock(); -    } - -    lock_guard(lock_guard const&) /*= delete*/; -    lock_guard& operator=(lock_guard const&) /*= delete*/; - -private: -    mutex_type& pm; -}; - -template <class Mutex> -class unique_lock -{ -public: -    typedef Mutex mutex_type; - -    unique_lock() -        : pm(NULL), owns(false) -    {} - -    /*explicit*/ unique_lock(mutex_type& m) -        : pm(&m), owns(true) -    { -        m.lock(); -    } - -    unique_lock(mutex_type& m, defer_lock_t) -        : pm(&m), owns(false) -    {} - -    unique_lock(mutex_type& m, try_to_lock_t) -        : pm(&m), owns(m.try_lock()) -    {} - -    unique_lock(mutex_type& m, adopt_lock_t) -        : pm(&m), owns(true) -    {} - -    //template <class Clock, class Duration> -    //unique_lock(mutex_type& m, const chrono::time_point<Clock, Duration>& abs_time); - -    //template <class Rep, class Period> -    //unique_lock(mutex_type& m, const chrono::duration<Rep, Period>& rel_time); - -    ~unique_lock() -    { -        if (owns_lock()) -            mutex()->unlock(); -    } - -#ifdef USE_RVALUE_REFERENCES -    unique_lock& operator=(const unique_lock&) /*= delete*/; - -    unique_lock& operator=(unique_lock&& other) -    { -#else -    unique_lock& operator=(const unique_lock& u) -    { -        // ugly const_cast to get around lack of rvalue references -        unique_lock& other = const_cast<unique_lock&>(u); -#endif -        swap(other); -        return *this; -    } -     -#ifdef USE_RVALUE_REFERENCES -    unique_lock(const unique_lock&) /*= delete*/; -     -    unique_lock(unique_lock&& other) -        : pm(NULL), owns(false) -    { -#else -    unique_lock(const unique_lock& u) -        : pm(NULL), owns(false) -    { -        // ugly const_cast to get around lack of rvalue references -        unique_lock& other = const_cast<unique_lock&>(u);     -#endif -        swap(other); -    } - -    void lock() -    { -        mutex()->lock(); -        owns = true; -    } - -    bool try_lock() -    { -        owns = mutex()->try_lock(); -        return owns; -    } - -    //template <class Rep, class Period> -    //bool try_lock_for(const chrono::duration<Rep, Period>& rel_time); -    //template <class Clock, class Duration> -    //bool try_lock_until(const chrono::time_point<Clock, Duration>& abs_time); -     -    void unlock() -    { -        mutex()->unlock(); -        owns = false; -    } - -    void swap(unique_lock& u) -    { -        std::swap(pm, u.pm); -        std::swap(owns, u.owns); -    } - -    mutex_type* release() -    { -        auto const ret = mutex(); - -        pm = NULL; -        owns = false; - -        return ret; -    } - -    bool owns_lock() const -    { -        return owns; -    } - -    //explicit operator bool () const -    //{ -    //    return owns_lock(); -    //} - -    mutex_type* mutex() const -    { -        return pm; -    } - -private: -    mutex_type* pm; -    bool owns; -}; - -template <class Mutex> -void swap(unique_lock<Mutex>& x, unique_lock<Mutex>& y) -{ -    x.swap(y); -} - -} - -#endif diff --git a/src/common/std_thread.h b/src/common/std_thread.h deleted file mode 100644 index ce1336ee7..000000000 --- a/src/common/std_thread.h +++ /dev/null @@ -1,314 +0,0 @@ -#pragma once - -#define GCC_VER(x,y,z)    ((x) * 10000 + (y) * 100 + (z)) -#define GCC_VERSION GCC_VER(__GNUC__, __GNUC_MINOR__, __GNUC_PATCHLEVEL__) - -#ifndef __has_include -#define __has_include(s) 0 -#endif - -#if GCC_VERSION >= GCC_VER(4,4,0) && __GXX_EXPERIMENTAL_CXX0X__ -// GCC 4.4 provides <thread> -#ifndef _GLIBCXX_USE_SCHED_YIELD -#define _GLIBCXX_USE_SCHED_YIELD -#endif -#include <thread> -#elif __has_include(<thread>) && !ANDROID -// Clang + libc++ -#include <thread> -#else - -// partial std::thread implementation for win32/pthread - -#include <algorithm> - -#if (_MSC_VER >= 1600) || (GCC_VERSION >= GCC_VER(4,3,0) && __GXX_EXPERIMENTAL_CXX0X__) -#define USE_RVALUE_REFERENCES -#endif - -#ifdef __APPLE__ -#import <Foundation/NSAutoreleasePool.h> -#endif - -#if defined(_WIN32) -// WIN32 - -#define WIN32_LEAN_AND_MEAN -#include <Windows.h> - -#if defined(_MSC_VER) && defined(_MT) -// When linking with LIBCMT (the multithreaded C library), Microsoft recommends -// using _beginthreadex instead of CreateThread. -#define USE_BEGINTHREADEX -#include <process.h> -#endif - -#ifdef USE_BEGINTHREADEX -#define THREAD_ID unsigned -#define THREAD_RETURN unsigned __stdcall -#else -#define THREAD_ID DWORD -#define THREAD_RETURN DWORD WINAPI -#endif -#define THREAD_HANDLE HANDLE - -#else -// PTHREAD - -#include <unistd.h> - -#ifndef _POSIX_THREADS -#error unsupported platform (no pthreads?) -#endif - -#include <pthread.h> - -#define THREAD_ID pthread_t -#define THREAD_HANDLE pthread_t -#define THREAD_RETURN void* - -#endif - -namespace std -{ - -class thread -{ -public: -    typedef THREAD_HANDLE native_handle_type; - -    class id -    { -        friend class thread; -    public: -        id() : m_thread(0) {} -        id(THREAD_ID _id) : m_thread(_id) {} - -        bool operator==(const id& rhs) const -        { -            return m_thread == rhs.m_thread; -        } - -        bool operator!=(const id& rhs) const -        { -            return !(*this == rhs); -        } - -        bool operator<(const id& rhs) const -        { -            return m_thread < rhs.m_thread; -        } - -    private: -        THREAD_ID m_thread; -    }; - -    // no variadic template support in msvc -    //template <typename C, typename... A> -    //thread(C&& func, A&&... args); - -    template <typename C> -    thread(C func) -    { -        StartThread(new Func<C>(func)); -    } - -    template <typename C, typename A> -    thread(C func, A arg) -    { -        StartThread(new FuncArg<C, A>(func, arg)); -    } - -    thread() /*= default;*/ {} - -#ifdef USE_RVALUE_REFERENCES -    thread(const thread&) /*= delete*/; - -    thread(thread&& other) -    { -#else -    thread(const thread& t) -    { -        // ugly const_cast to get around lack of rvalue references -        thread& other = const_cast<thread&>(t); -#endif -        swap(other); -    } - -#ifdef USE_RVALUE_REFERENCES -    thread& operator=(const thread&) /*= delete*/; - -    thread& operator=(thread&& other) -    { -#else -    thread& operator=(const thread& t) -    { -        // ugly const_cast to get around lack of rvalue references -        thread& other = const_cast<thread&>(t); -#endif -        if (joinable()) -            detach(); -        swap(other); -        return *this; -    } - -    ~thread() -    { -        if (joinable()) -            detach(); -    } - -    bool joinable() const -    { -        return m_id != id(); -    } - -    id get_id() const -    { -        return m_id; -    } - -    native_handle_type native_handle() -    { -#ifdef _WIN32 -        return m_handle; -#else -        return m_id.m_thread; -#endif -    } - -    void join() -    { -#ifdef _WIN32 -        WaitForSingleObject(m_handle, INFINITE); -        detach(); -#else -        pthread_join(m_id.m_thread, NULL); -        m_id = id(); -#endif -    } - -    void detach() -    { -#ifdef _WIN32 -        CloseHandle(m_handle); -#else -        pthread_detach(m_id.m_thread); -#endif -        m_id = id(); -    } - -    void swap(thread& other) -    { -        std::swap(m_id, other.m_id); -#ifdef _WIN32 -        std::swap(m_handle, other.m_handle); -#endif -    } -     -    static unsigned hardware_concurrency() -    { -#ifdef _WIN32 -        SYSTEM_INFO sysinfo; -        GetSystemInfo(&sysinfo); -        return static_cast<unsigned>(sysinfo.dwNumberOfProcessors); -#else -        return 0; -#endif -    } - -private: -    id m_id; -     -#ifdef _WIN32 -    native_handle_type m_handle; -#endif - -    template <typename F> -    void StartThread(F* param) -    { -#ifdef USE_BEGINTHREADEX -        m_handle = (HANDLE)_beginthreadex(NULL, 0, &RunAndDelete<F>, param, 0, &m_id.m_thread); -#elif defined(_WIN32) -        m_handle = CreateThread(NULL, 0, &RunAndDelete<F>, param, 0, &m_id.m_thread); -#else -        pthread_attr_t attr; -        pthread_attr_init(&attr); -        pthread_attr_setstacksize(&attr, 1024 * 1024); -        if (pthread_create(&m_id.m_thread, &attr, &RunAndDelete<F>, param)) -            m_id = id(); -#endif -    } -     -    template <typename C> -    class Func -    { -    public: -        Func(C _func) : func(_func) {} - -        void Run() { func(); } - -    private: -        C const func; -    }; - -    template <typename C, typename A> -    class FuncArg -    { -    public: -        FuncArg(C _func, A _arg) : func(_func), arg(_arg) {} - -        void Run() { func(arg); } - -    private: -        C const func; -        A arg; -    }; - -    template <typename F> -    static THREAD_RETURN RunAndDelete(void* param) -    { -#ifdef __APPLE__ -        NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init]; -#endif -        static_cast<F*>(param)->Run(); -        delete static_cast<F*>(param); -#ifdef __APPLE__ -        [pool release]; -#endif -        return 0; -    } -}; - -namespace this_thread -{ - -inline void yield() -{ -#ifdef _WIN32 -    SwitchToThread(); -#else -    sleep(0); -#endif -} - -inline thread::id get_id() -{ -#ifdef _WIN32 -    return GetCurrentThreadId(); -#else -    return pthread_self(); -#endif -} - -}    // namespace this_thread - -}    // namespace std - -#undef USE_RVALUE_REFERENCES -#undef USE_BEGINTHREADEX -#undef THREAD_ID -#undef THREAD_RETURN -#undef THREAD_HANDLE - -#endif diff --git a/src/common/thread.cpp b/src/common/thread.cpp index 7341035c2..830795182 100644 --- a/src/common/thread.cpp +++ b/src/common/thread.cpp @@ -9,10 +9,8 @@  #include <mach/mach.h>  #elif defined(BSD4_4) || defined(__OpenBSD__)  #include <pthread_np.h> -#endif - -#ifdef USE_BEGINTHREADEX -#include <process.h> +#elif defined(_WIN32) +#include <Windows.h>  #endif  namespace Common diff --git a/src/common/thread.h b/src/common/thread.h index dbb9da53b..f7ace21b4 100644 --- a/src/common/thread.h +++ b/src/common/thread.h @@ -4,14 +4,13 @@  #pragma once -#include "common/std_condition_variable.h" -#include "common/std_mutex.h" -#include "common/std_thread.h" -  // Don't include common.h here as it will break LogManager  #include "common/common_types.h"  #include <cstdio>  #include <cstring> +#include <thread> +#include <condition_variable> +#include <mutex>  // This may not be defined outside _WIN32  #ifndef _WIN32 | 
