判断某进程是否存在

转载于 2011-12-01 17:43:46 发布 · 1.3k 阅读

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BOOL IsProcessExist(LPCWSTR ProcessName)
{
	BOOL ProcessExist=false;
	PROCESSENTRY32 my;
	HANDLE handle = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0); //创建进程快照
	if (((int)handle) != -1)
	{
		my.dwSize = sizeof(my);
		if (Process32First(handle, &my))
		{
			do
			{
				//CharLowerBuff(my.szExeFile, MAX_PATH);//转换成小写字母
				if(StrCmpW(ProcessName ,my.szExeFile) == 0)
				{
					DWORD dwProcID = my.th32ProcessID;
					ProcessExist=TRUE;
					break;
				}
				else
				{
					ProcessExist=FALSE;
				}
			}while (Process32Next(handle, &my));

		}
		CloseHandle(handle);
	}
	return ProcessExist;
}