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authorMattes D <github@xoft.cz>2014-12-07 15:01:36 +0100
committerMattes D <github@xoft.cz>2014-12-07 15:01:36 +0100
commitd00ebd7ee700fcd7f30ea27d238ba1f0d56dfe21 (patch)
treeb0dbd8a8396ad22cf77cb4b367295d25ad3055a7 /src/OSSupport
parentReduced river height (diff)
parentMerge remote-tracking branch 'origin/master' into c++11 (diff)
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Diffstat (limited to '')
-rw-r--r--src/OSSupport/CMakeLists.txt6
-rw-r--r--src/OSSupport/CriticalSection.cpp52
-rw-r--r--src/OSSupport/CriticalSection.h14
-rw-r--r--src/OSSupport/IsThread.cpp172
-rw-r--r--src/OSSupport/IsThread.h51
-rw-r--r--src/OSSupport/Sleep.cpp19
-rw-r--r--src/OSSupport/Sleep.h7
-rw-r--r--src/OSSupport/Thread.cpp146
-rw-r--r--src/OSSupport/Thread.h26
-rw-r--r--src/OSSupport/Timer.cpp37
-rw-r--r--src/OSSupport/Timer.h32
11 files changed, 73 insertions, 489 deletions
diff --git a/src/OSSupport/CMakeLists.txt b/src/OSSupport/CMakeLists.txt
index 592525941..e943ceb18 100644
--- a/src/OSSupport/CMakeLists.txt
+++ b/src/OSSupport/CMakeLists.txt
@@ -13,12 +13,9 @@ SET (SRCS
IsThread.cpp
ListenThread.cpp
Semaphore.cpp
- Sleep.cpp
Socket.cpp
SocketThreads.cpp
StackTrace.cpp
- Thread.cpp
- Timer.cpp
)
SET (HDRS
@@ -31,12 +28,9 @@ SET (HDRS
ListenThread.h
Queue.h
Semaphore.h
- Sleep.h
Socket.h
SocketThreads.h
StackTrace.h
- Thread.h
- Timer.h
)
if(NOT MSVC)
diff --git a/src/OSSupport/CriticalSection.cpp b/src/OSSupport/CriticalSection.cpp
index 5dfc8b5f9..13a3e4d9f 100644
--- a/src/OSSupport/CriticalSection.cpp
+++ b/src/OSSupport/CriticalSection.cpp
@@ -1,6 +1,5 @@
#include "Globals.h" // NOTE: MSVC stupidness requires this to be the same across all modules
-#include "IsThread.h"
@@ -9,41 +8,12 @@
////////////////////////////////////////////////////////////////////////////////
// cCriticalSection:
+#ifdef _DEBUG
cCriticalSection::cCriticalSection()
{
- #ifdef _WIN32
- InitializeCriticalSection(&m_CriticalSection);
- #else
- pthread_mutexattr_init(&m_Attributes);
- pthread_mutexattr_settype(&m_Attributes, PTHREAD_MUTEX_RECURSIVE);
-
- if (pthread_mutex_init(&m_CriticalSection, &m_Attributes) != 0)
- {
- LOGERROR("Could not initialize Critical Section!");
- }
- #endif
-
- #ifdef _DEBUG
- m_IsLocked = 0;
- #endif // _DEBUG
-}
-
-
-
-
-
-cCriticalSection::~cCriticalSection()
-{
- #ifdef _WIN32
- DeleteCriticalSection(&m_CriticalSection);
- #else
- if (pthread_mutex_destroy(&m_CriticalSection) != 0)
- {
- LOGWARNING("Could not destroy Critical Section!");
- }
- pthread_mutexattr_destroy(&m_Attributes);
- #endif
+ m_IsLocked = 0;
}
+#endif // _DEBUG
@@ -51,15 +21,11 @@ cCriticalSection::~cCriticalSection()
void cCriticalSection::Lock()
{
- #ifdef _WIN32
- EnterCriticalSection(&m_CriticalSection);
- #else
- pthread_mutex_lock(&m_CriticalSection);
- #endif
+ m_Mutex.lock();
#ifdef _DEBUG
m_IsLocked += 1;
- m_OwningThreadID = cIsThread::GetCurrentID();
+ m_OwningThreadID = std::this_thread::get_id();
#endif // _DEBUG
}
@@ -74,11 +40,7 @@ void cCriticalSection::Unlock()
m_IsLocked -= 1;
#endif // _DEBUG
- #ifdef _WIN32
- LeaveCriticalSection(&m_CriticalSection);
- #else
- pthread_mutex_unlock(&m_CriticalSection);
- #endif
+ m_Mutex.unlock();
}
@@ -97,7 +59,7 @@ bool cCriticalSection::IsLocked(void)
bool cCriticalSection::IsLockedByCurrentThread(void)
{
- return ((m_IsLocked > 0) && (m_OwningThreadID == cIsThread::GetCurrentID()));
+ return ((m_IsLocked > 0) && (m_OwningThreadID == std::this_thread::get_id()));
}
#endif // _DEBUG
diff --git a/src/OSSupport/CriticalSection.h b/src/OSSupport/CriticalSection.h
index c3c6e57f0..17fcdfc12 100644
--- a/src/OSSupport/CriticalSection.h
+++ b/src/OSSupport/CriticalSection.h
@@ -1,5 +1,7 @@
#pragma once
+#include <mutex>
+#include <thread>
@@ -8,8 +10,6 @@
class cCriticalSection
{
public:
- cCriticalSection(void);
- ~cCriticalSection();
void Lock(void);
void Unlock(void);
@@ -17,6 +17,7 @@ public:
// IsLocked/IsLockedByCurrentThread are only used in ASSERT statements, but because of the changes with ASSERT they must always be defined
// The fake versions (in Release) will not effect the program in any way
#ifdef _DEBUG
+ cCriticalSection(void);
bool IsLocked(void);
bool IsLockedByCurrentThread(void);
#else
@@ -27,15 +28,10 @@ public:
private:
#ifdef _DEBUG
int m_IsLocked; // Number of times this CS is locked
- unsigned long m_OwningThreadID;
+ std::thread::id m_OwningThreadID;
#endif // _DEBUG
- #ifdef _WIN32
- CRITICAL_SECTION m_CriticalSection;
- #else // _WIN32
- pthread_mutex_t m_CriticalSection;
- pthread_mutexattr_t m_Attributes;
- #endif // else _WIN32
+ std::recursive_mutex m_Mutex;
} ALIGN_8;
diff --git a/src/OSSupport/IsThread.cpp b/src/OSSupport/IsThread.cpp
index 1a436623a..9c62c89bf 100644
--- a/src/OSSupport/IsThread.cpp
+++ b/src/OSSupport/IsThread.cpp
@@ -5,49 +5,40 @@
// This class will eventually suupersede the old cThread class
#include "Globals.h"
-
#include "IsThread.h"
-// When in MSVC, the debugger provides "thread naming" by catching special exceptions. Interface here:
#if defined(_MSC_VER) && defined(_DEBUG)
-//
-// Usage: SetThreadName (-1, "MainThread");
-//
-
-// Code adapted from MSDN: http://msdn.microsoft.com/en-us/library/xcb2z8hs.aspx
+ // Code adapted from MSDN: http://msdn.microsoft.com/en-us/library/xcb2z8hs.aspx
-const DWORD MS_VC_EXCEPTION = 0x406D1388;
-
-#pragma pack(push, 8)
-typedef struct tagTHREADNAME_INFO
-{
- DWORD dwType; // Must be 0x1000.
- LPCSTR szName; // Pointer to name (in user addr space).
- DWORD dwThreadID; // Thread ID (-1 = caller thread).
- DWORD dwFlags; // Reserved for future use, must be zero.
-} THREADNAME_INFO;
-#pragma pack(pop)
-
-static void SetThreadName(DWORD dwThreadID, const char * threadName)
-{
- THREADNAME_INFO info;
- info.dwType = 0x1000;
- info.szName = threadName;
- info.dwThreadID = dwThreadID;
- info.dwFlags = 0;
-
- __try
- {
- RaiseException(MS_VC_EXCEPTION, 0, sizeof(info) / sizeof(ULONG_PTR), (ULONG_PTR *)&info);
- }
- __except (EXCEPTION_EXECUTE_HANDLER)
+ const DWORD MS_VC_EXCEPTION = 0x406D1388;
+ #pragma pack(push, 8)
+ struct THREADNAME_INFO
+ {
+ DWORD dwType; // Must be 0x1000.
+ LPCSTR szName; // Pointer to name (in user addr space).
+ DWORD dwThreadID; // Thread ID (-1 = caller thread).
+ DWORD dwFlags; // Reserved for future use, must be zero.
+ };
+ #pragma pack(pop)
+
+ /** Sets the name of a thread with the specified ID
+ (When in MSVC, the debugger provides "thread naming" by catching special exceptions)
+ */
+ static void SetThreadName(std::thread * a_Thread, const char * a_ThreadName)
{
+ THREADNAME_INFO info { 0x1000, a_ThreadName, GetThreadId(a_Thread->native_handle()), 0 };
+ __try
+ {
+ RaiseException(MS_VC_EXCEPTION, 0, sizeof(info) / sizeof(ULONG_PTR), (ULONG_PTR *)&info);
+ }
+ __except (EXCEPTION_EXECUTE_HANDLER)
+ {
+ }
}
-}
#endif // _MSC_VER && _DEBUG
@@ -57,13 +48,9 @@ static void SetThreadName(DWORD dwThreadID, const char * threadName)
////////////////////////////////////////////////////////////////////////////////
// cIsThread:
-cIsThread::cIsThread(const AString & iThreadName) :
+cIsThread::cIsThread(const AString & a_ThreadName) :
m_ShouldTerminate(false),
- m_ThreadName(iThreadName),
- #ifdef _WIN32
- m_ThreadID(0),
- #endif
- m_Handle(NULL_HANDLE)
+ m_ThreadName(a_ThreadName)
{
}
@@ -83,35 +70,24 @@ cIsThread::~cIsThread()
bool cIsThread::Start(void)
{
- ASSERT(m_Handle == NULL_HANDLE); // Has already started one thread?
- #ifdef _WIN32
- // Create the thread suspended, so that the mHandle variable is valid in the thread procedure
- m_ThreadID = 0;
- m_Handle = CreateThread(NULL, 0, thrExecute, this, CREATE_SUSPENDED, &m_ThreadID);
- if (m_Handle == NULL)
+ try
+ {
+ m_Thread = std::thread(&cIsThread::Execute, this);
+
+ #if defined (_MSC_VER) && defined(_DEBUG)
+ if (!m_ThreadName.empty())
{
- LOGERROR("ERROR: Could not create thread \"%s\", GLE = %u!", m_ThreadName.c_str(), (unsigned)GetLastError());
- return false;
+ SetThreadName(&m_Thread, m_ThreadName.c_str());
}
- ResumeThread(m_Handle);
-
- #if defined(_DEBUG) && defined(_MSC_VER)
- // Thread naming is available only in MSVC
- if (!m_ThreadName.empty())
- {
- SetThreadName(m_ThreadID, m_ThreadName.c_str());
- }
- #endif // _DEBUG and _MSC_VER
-
- #else // _WIN32
- if (pthread_create(&m_Handle, NULL, thrExecute, this))
- {
- LOGERROR("ERROR: Could not create thread \"%s\", !", m_ThreadName.c_str());
- return false;
- }
- #endif // else _WIN32
+ #endif
- return true;
+ return true;
+ }
+ catch (std::system_error & a_Exception)
+ {
+ LOGERROR("cIsThread::Wait (std::thread) error %i: could not construct thread %s; %s", a_Exception.code().value(), m_ThreadName.c_str(), a_Exception.what());
+ return false;
+ }
}
@@ -120,10 +96,6 @@ bool cIsThread::Start(void)
void cIsThread::Stop(void)
{
- if (m_Handle == NULL_HANDLE)
- {
- return;
- }
m_ShouldTerminate = true;
Wait();
}
@@ -134,59 +106,29 @@ void cIsThread::Stop(void)
bool cIsThread::Wait(void)
{
- if (m_Handle == NULL_HANDLE)
- {
- return true;
- }
-
#ifdef LOGD // ProtoProxy doesn't have LOGD
LOGD("Waiting for thread %s to finish", m_ThreadName.c_str());
#endif // LOGD
-
- #ifdef _WIN32
- int res = WaitForSingleObject(m_Handle, INFINITE);
- m_Handle = NULL;
-
- #ifdef LOGD // ProtoProxy doesn't have LOGD
- LOGD("Thread %s finished", m_ThreadName.c_str());
- #endif // LOGD
-
- return (res == WAIT_OBJECT_0);
- #else // _WIN32
- int res = pthread_join(m_Handle, NULL);
- m_Handle = NULL_HANDLE;
-
- #ifdef LOGD // ProtoProxy doesn't have LOGD
- LOGD("Thread %s finished", m_ThreadName.c_str());
- #endif // LOGD
-
- return (res == 0);
- #endif // else _WIN32
-}
-
-
-
+ if (m_Thread.joinable())
+ {
+ try
+ {
+ m_Thread.join();
+ return true;
+ }
+ catch (std::system_error & a_Exception)
+ {
+ LOGERROR("cIsThread::Wait (std::thread) error %i: could not join thread %s; %s", a_Exception.code().value(), m_ThreadName.c_str(), a_Exception.what());
+ return false;
+ }
+ }
-unsigned long cIsThread::GetCurrentID(void)
-{
- #ifdef _WIN32
- return (unsigned long) GetCurrentThreadId();
- #else
- return (unsigned long) pthread_self();
+ #ifdef LOGD // ProtoProxy doesn't have LOGD
+ LOGD("Thread %s finished", m_ThreadName.c_str());
#endif
-}
-
-
-
-bool cIsThread::IsCurrentThread(void) const
-{
- #ifdef _WIN32
- return (GetCurrentThreadId() == m_ThreadID);
- #else
- return (m_Handle == pthread_self());
- #endif
+ return true;
}
diff --git a/src/OSSupport/IsThread.h b/src/OSSupport/IsThread.h
index 5c8d28d2d..131c6950e 100644
--- a/src/OSSupport/IsThread.h
+++ b/src/OSSupport/IsThread.h
@@ -16,8 +16,7 @@ In the descending class' constructor call the Start() method to start the thread
#pragma once
-#ifndef CISTHREAD_H_INCLUDED
-#define CISTHREAD_H_INCLUDED
+#include <thread>
@@ -33,7 +32,7 @@ protected:
volatile bool m_ShouldTerminate;
public:
- cIsThread(const AString & iThreadName);
+ cIsThread(const AString & a_ThreadName);
virtual ~cIsThread();
/// Starts the thread; returns without waiting for the actual start
@@ -45,56 +44,14 @@ public:
/// Waits for the thread to finish. Doesn't signalize the ShouldTerminate flag
bool Wait(void);
- /// Returns the OS-dependent thread ID for the caller's thread
- static unsigned long GetCurrentID(void);
-
/** Returns true if the thread calling this function is the thread contained within this object. */
- bool IsCurrentThread(void) const;
+ bool IsCurrentThread(void) const { return std::this_thread::get_id() == m_Thread.get_id(); }
protected:
AString m_ThreadName;
-
- // Value used for "no handle":
- #ifdef _WIN32
- #define NULL_HANDLE NULL
- #else
- #define NULL_HANDLE 0
- #endif
-
- #ifdef _WIN32
-
- DWORD m_ThreadID;
- HANDLE m_Handle;
-
- static DWORD __stdcall thrExecute(LPVOID a_Param)
- {
- // Create a window so that the thread can be identified by 3rd party tools:
- HWND IdentificationWnd = CreateWindowA("STATIC", ((cIsThread *)a_Param)->m_ThreadName.c_str(), 0, 0, 0, 0, WS_OVERLAPPED, NULL, NULL, NULL, NULL);
-
- // Run the thread:
- ((cIsThread *)a_Param)->Execute();
-
- // Destroy the identification window:
- DestroyWindow(IdentificationWnd);
-
- return 0;
- }
-
- #else // _WIN32
-
- pthread_t m_Handle;
-
- static void * thrExecute(void * a_Param)
- {
- (static_cast<cIsThread *>(a_Param))->Execute();
- return NULL;
- }
-
- #endif // else _WIN32
+ std::thread m_Thread;
} ;
-
-#endif // CISTHREAD_H_INCLUDED
diff --git a/src/OSSupport/Sleep.cpp b/src/OSSupport/Sleep.cpp
deleted file mode 100644
index 297d668d7..000000000
--- a/src/OSSupport/Sleep.cpp
+++ /dev/null
@@ -1,19 +0,0 @@
-
-#include "Globals.h" // NOTE: MSVC stupidness requires this to be the same across all modules
-
-#ifndef _WIN32
- #include <unistd.h>
-#endif
-
-
-
-
-
-void cSleep::MilliSleep( unsigned int a_MilliSeconds)
-{
-#ifdef _WIN32
- Sleep(a_MilliSeconds); // Don't tick too much
-#else
- usleep(a_MilliSeconds*1000);
-#endif
-}
diff --git a/src/OSSupport/Sleep.h b/src/OSSupport/Sleep.h
deleted file mode 100644
index 57d29682c..000000000
--- a/src/OSSupport/Sleep.h
+++ /dev/null
@@ -1,7 +0,0 @@
-#pragma once
-
-class cSleep
-{
-public:
- static void MilliSleep( unsigned int a_MilliSeconds);
-};
diff --git a/src/OSSupport/Thread.cpp b/src/OSSupport/Thread.cpp
deleted file mode 100644
index 6188d5088..000000000
--- a/src/OSSupport/Thread.cpp
+++ /dev/null
@@ -1,146 +0,0 @@
-
-#include "Globals.h" // NOTE: MSVC stupidness requires this to be the same across all modules
-
-
-
-
-
-// When in MSVC, the debugger provides "thread naming" by catching special exceptions. Interface here:
-#ifdef _MSC_VER
-//
-// Usage: SetThreadName (-1, "MainThread");
-//
-
-// Code adapted from MSDN: http://msdn.microsoft.com/en-us/library/xcb2z8hs.aspx
-
-const DWORD MS_VC_EXCEPTION = 0x406D1388;
-
-#pragma pack(push, 8)
-typedef struct tagTHREADNAME_INFO
-{
- DWORD dwType; // Must be 0x1000.
- LPCSTR szName; // Pointer to name (in user addr space).
- DWORD dwThreadID; // Thread ID (-1 = caller thread).
- DWORD dwFlags; // Reserved for future use, must be zero.
-} THREADNAME_INFO;
-#pragma pack(pop)
-
-static void SetThreadName(DWORD dwThreadID, const char * threadName)
-{
- THREADNAME_INFO info;
- info.dwType = 0x1000;
- info.szName = threadName;
- info.dwThreadID = dwThreadID;
- info.dwFlags = 0;
-
- __try
- {
- RaiseException(MS_VC_EXCEPTION, 0, sizeof(info) / sizeof(ULONG_PTR), (ULONG_PTR *)&info);
- }
- __except (EXCEPTION_EXECUTE_HANDLER)
- {
- }
-}
-#endif // _MSC_VER
-
-
-
-
-
-cThread::cThread( ThreadFunc a_ThreadFunction, void* a_Param, const char* a_ThreadName /* = 0 */)
- : m_ThreadFunction( a_ThreadFunction)
- , m_Param( a_Param)
- , m_Event( new cEvent())
- , m_StopEvent( 0)
-{
- if (a_ThreadName)
- {
- m_ThreadName.assign(a_ThreadName);
- }
-}
-
-
-
-
-
-cThread::~cThread()
-{
- delete m_Event;
- m_Event = NULL;
-
- if (m_StopEvent)
- {
- m_StopEvent->Wait();
- delete m_StopEvent;
- m_StopEvent = NULL;
- }
-}
-
-
-
-
-
-void cThread::Start( bool a_bWaitOnDelete /* = true */)
-{
- if (a_bWaitOnDelete)
- {
- m_StopEvent = new cEvent();
- }
-
-#ifndef _WIN32
- pthread_t SndThread;
- if (pthread_create( &SndThread, NULL, MyThread, this))
- {
- LOGERROR("ERROR: Could not create thread!");
- }
-#else
- DWORD ThreadID = 0;
- HANDLE hThread = CreateThread(NULL // security
- , 0 // stack size
- , (LPTHREAD_START_ROUTINE) MyThread // function name
- , this // parameters
- , 0 // flags
- , &ThreadID); // thread id
- CloseHandle( hThread);
-
- #ifdef _MSC_VER
- if (!m_ThreadName.empty())
- {
- SetThreadName(ThreadID, m_ThreadName.c_str());
- }
- #endif // _MSC_VER
-#endif
-
- // Wait until thread has actually been created
- m_Event->Wait();
-}
-
-
-
-
-
-#ifdef _WIN32
-unsigned long cThread::MyThread(void* a_Param)
-#else
-void *cThread::MyThread( void *a_Param)
-#endif
-{
- cThread* self = (cThread*)a_Param;
- cEvent* StopEvent = self->m_StopEvent;
-
- ThreadFunc* ThreadFunction = self->m_ThreadFunction;
- void* ThreadParam = self->m_Param;
-
- // Set event to let other thread know this thread has been created and it's safe to delete the cThread object
- self->m_Event->Set();
-
- ThreadFunction( ThreadParam);
-
- // If the thread was marked as wait-on-delete, signal the event being waited on:
- if (StopEvent != nullptr)
- {
- StopEvent->Set();
- }
-
- return 0;
-}
diff --git a/src/OSSupport/Thread.h b/src/OSSupport/Thread.h
deleted file mode 100644
index 7ee352c82..000000000
--- a/src/OSSupport/Thread.h
+++ /dev/null
@@ -1,26 +0,0 @@
-#pragma once
-
-class cThread
-{
-public:
- typedef void (ThreadFunc)(void*);
- cThread( ThreadFunc a_ThreadFunction, void* a_Param, const char* a_ThreadName = 0);
- ~cThread();
-
- void Start( bool a_bWaitOnDelete = true);
- void WaitForThread();
-private:
- ThreadFunc* m_ThreadFunction;
-
-#ifdef _WIN32
- static unsigned long MyThread(void* a_Param);
-#else
- static void *MyThread( void *lpParam);
-#endif
-
- void* m_Param;
- cEvent* m_Event;
- cEvent* m_StopEvent;
-
- AString m_ThreadName;
-};
diff --git a/src/OSSupport/Timer.cpp b/src/OSSupport/Timer.cpp
deleted file mode 100644
index fd838dd0d..000000000
--- a/src/OSSupport/Timer.cpp
+++ /dev/null
@@ -1,37 +0,0 @@
-
-#include "Globals.h" // NOTE: MSVC stupidness requires this to be the same across all modules
-
-#include "Timer.h"
-
-
-
-
-
-
-cTimer::cTimer(void)
-{
- #ifdef _WIN32
- QueryPerformanceFrequency(&m_TicksPerSecond);
- #endif
-}
-
-
-
-
-
-long long cTimer::GetNowTime(void)
-{
- #ifdef _WIN32
- LARGE_INTEGER now;
- QueryPerformanceCounter(&now);
- return ((now.QuadPart * 1000) / m_TicksPerSecond.QuadPart);
- #else
- struct timeval now;
- gettimeofday(&now, NULL);
- return (long long)now.tv_sec * 1000 + (long long)now.tv_usec / 1000;
- #endif
-}
-
-
-
-
diff --git a/src/OSSupport/Timer.h b/src/OSSupport/Timer.h
deleted file mode 100644
index a059daa41..000000000
--- a/src/OSSupport/Timer.h
+++ /dev/null
@@ -1,32 +0,0 @@
-
-// Timer.h
-
-// Declares the cTimer class representing an OS-independent of retrieving current time with msec accuracy
-
-
-
-
-
-#pragma once
-
-
-
-
-
-class cTimer
-{
-public:
- cTimer(void);
-
- // Returns the current time expressed in milliseconds
- long long GetNowTime(void);
-private:
-
- #ifdef _WIN32
- LARGE_INTEGER m_TicksPerSecond;
- #endif
-} ;
-
-
-
-