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authorMattes D <github@xoft.cz>2013-11-27 09:23:17 +0100
committerMattes D <github@xoft.cz>2013-11-27 09:23:17 +0100
commit49760db89d94ede5d123d927141a6cd60dbaaf07 (patch)
tree6c6cf99e4cf3128311a93cd187947b502f3732a0 /src/OSSupport/Thread.cpp
parentcWorld::SpawnExperienceOrb() now returns the entity ID of the spawned orb. (diff)
parentFixed VC2008 compilation, normalized include paths. (diff)
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Diffstat (limited to 'src/OSSupport/Thread.cpp')
-rw-r--r--src/OSSupport/Thread.cpp128
1 files changed, 128 insertions, 0 deletions
diff --git a/src/OSSupport/Thread.cpp b/src/OSSupport/Thread.cpp
new file mode 100644
index 000000000..3df75f0e7
--- /dev/null
+++ b/src/OSSupport/Thread.cpp
@@ -0,0 +1,128 @@
+
+#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");
+//
+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;
+
+void SetThreadName( DWORD dwThreadID, LPCSTR szThreadName)
+{
+ THREADNAME_INFO info;
+ info.dwType = 0x1000;
+ info.szName = szThreadName;
+ info.dwThreadID = dwThreadID;
+ info.dwFlags = 0;
+
+ __try
+ {
+ RaiseException( 0x406D1388, 0, sizeof(info)/sizeof(DWORD), (DWORD*)&info );
+ }
+ __except(EXCEPTION_CONTINUE_EXECUTION)
+ {
+ }
+}
+#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;
+
+ if( m_StopEvent )
+ {
+ m_StopEvent->Wait();
+ delete m_StopEvent;
+ }
+}
+
+
+
+
+
+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( 0 // 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( StopEvent ) StopEvent->Set();
+ return 0;
+}