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vcmi/CThreadHelper.cpp
Michał W. Urbańczyk 1afcaf2817 * CThreadHelper.cpp now belongs to VCMI_lib project
* fixed console on Windows (restored old code)
 * GeniusAI won't get blocked when it has a hero with tactics in battle
 * fixed an issue with switching turns in hot-seat mode when there is Cover of Darkness active
 * suppressed bonus system console output: it goes only to the logfile
 * [win32] setting thread names (debug purposes)
 * minor fixes
2011-02-24 13:57:47 +00:00

82 lines
1.8 KiB
C++

#define VCMI_DLL
#include "CThreadHelper.h"
#include <boost/thread.hpp>
#include <boost/bind.hpp>
#ifdef _WIN32
#include <windows.h>
#endif
/*
* CThreadHelper.cpp, part of VCMI engine
*
* Authors: listed in file AUTHORS in main folder
*
* License: GNU General Public License v2.0 or later
* Full text of license available in license.txt file, in main folder
*
*/
CThreadHelper::CThreadHelper(std::vector<boost::function<void()> > *Tasks, int Threads)
{
currentTask = 0; amount = Tasks->size();
tasks = Tasks;
threads = Threads;
}
void CThreadHelper::run()
{
boost::thread_group grupa;
for(int i=0;i<threads;i++)
grupa.create_thread(boost::bind(&CThreadHelper::processTasks,this));
grupa.join_all();
}
void CThreadHelper::processTasks()
{
int pom;
while(true)
{
rtinm.lock();
if((pom=currentTask) >= amount)
{
rtinm.unlock();
break;
}
else
{
++currentTask;
rtinm.unlock();
(*tasks)[pom]();
}
}
}
void setThreadName(long threadID, const std::string &name)
{
#ifdef _WIN32
//follows 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)
THREADNAME_INFO info;
info.dwType = 0x1000;
info.szName = name.c_str();
info.dwThreadID = threadID;
info.dwFlags = 0;
__try
{
RaiseException( MS_VC_EXCEPTION, 0, sizeof(info)/sizeof(ULONG_PTR), (ULONG_PTR*)&info );
}
__except(EXCEPTION_EXECUTE_HANDLER)
{
}
#else
//*nix counterpart?
#endif
}