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Christian Semmler 2023-06-12 20:46:44 +02:00
parent fba95658b5
commit 0bfb88837e
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GPG key ID: 086DAA1360BEEE5C
2 changed files with 92 additions and 92 deletions
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144
LEGO1/mxcriticalsection.cpp
View file

@ -1,73 +1,73 @@
#include "mxcriticalsection.h"
#include <stdio.h>
int g_useMutex = 0;
MxCriticalSection::MxCriticalSection()
{
HANDLE mutex;
if (g_useMutex != 0)
{
mutex = CreateMutexA(NULL, FALSE, NULL);
this->m_mutex = mutex;
return;
}
InitializeCriticalSection(&this->m_criticalSection);
this->m_mutex = NULL;
}
MxCriticalSection::~MxCriticalSection()
{
if (this->m_mutex != NULL)
{
CloseHandle(this->m_mutex);
return;
}
DeleteCriticalSection(&this->m_criticalSection);
}
void MxCriticalSection::SetDoMutex()
{
g_useMutex = 1;
}
void MxCriticalSection::Enter()
{
DWORD result;
FILE *file;
if (this->m_mutex != NULL)
{
result = WaitForSingleObject(this->m_mutex, 5000);
if (result == WAIT_FAILED)
{
file = fopen("C:\\DEADLOCK.TXT", "a");
if (file != NULL)
{
fprintf(file, "mutex timeout occurred!\n");
fclose(file);
}
abort();
}
}
else
{
EnterCriticalSection(&this->m_criticalSection);
}
}
void MxCriticalSection::Leave()
{
if (this->m_mutex != NULL)
{
ReleaseMutex(this->m_mutex);
return;
}
LeaveCriticalSection(&this->m_criticalSection);
#include "mxcriticalsection.h"
#include <stdio.h>
int g_useMutex = 0;
MxCriticalSection::MxCriticalSection()
{
HANDLE mutex;
if (g_useMutex != 0)
{
mutex = CreateMutexA(NULL, FALSE, NULL);
this->m_mutex = mutex;
return;
}
InitializeCriticalSection(&this->m_criticalSection);
this->m_mutex = NULL;
}
MxCriticalSection::~MxCriticalSection()
{
if (this->m_mutex != NULL)
{
CloseHandle(this->m_mutex);
return;
}
DeleteCriticalSection(&this->m_criticalSection);
}
void MxCriticalSection::SetDoMutex()
{
g_useMutex = 1;
}
void MxCriticalSection::Enter()
{
DWORD result;
FILE *file;
if (this->m_mutex != NULL)
{
result = WaitForSingleObject(this->m_mutex, 5000);
if (result == WAIT_FAILED)
{
file = fopen("C:\\DEADLOCK.TXT", "a");
if (file != NULL)
{
fprintf(file, "mutex timeout occurred!\n");
fclose(file);
}
abort();
}
}
else
{
EnterCriticalSection(&this->m_criticalSection);
}
}
void MxCriticalSection::Leave()
{
if (this->m_mutex != NULL)
{
ReleaseMutex(this->m_mutex);
return;
}
LeaveCriticalSection(&this->m_criticalSection);
}

40
LEGO1/mxcriticalsection.h
View file

@ -1,20 +1,20 @@
#ifndef MXCRITICALSECTION_H
#define MXCRITICALSECTION_H
#include <Windows.h>
class MxCriticalSection
{
public:
__declspec(dllexport) MxCriticalSection();
__declspec(dllexport) ~MxCriticalSection();
__declspec(dllexport) static void SetDoMutex();
void Enter();
void Leave();
private:
CRITICAL_SECTION m_criticalSection;
HANDLE m_mutex;
};
#endif // MXCRITICALSECTION_H
#ifndef MXCRITICALSECTION_H
#define MXCRITICALSECTION_H
#include <Windows.h>
class MxCriticalSection
{
public:
__declspec(dllexport) MxCriticalSection();
__declspec(dllexport) ~MxCriticalSection();
__declspec(dllexport) static void SetDoMutex();
void Enter();
void Leave();
private:
CRITICAL_SECTION m_criticalSection;
HANDLE m_mutex;
};
#endif // MXCRITICALSECTION_H