62 lines
1.6 KiB
C++
62 lines
1.6 KiB
C++
#include "CanProtocol.h" /* CAN接收任务 */
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#include "SocketApiProtocol.h"
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#define LISTEN_PORT 12345 //监听端口
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int SearchPreProcess(void);
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void KillPreProcess(void);
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int main() {
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//此程序必须只有一个进程在运行
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while (SearchPreProcess() == ENABLE)
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{
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//杀死上一个进程
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KillPreProcess();
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std::cout<< "Kill Pre Process" <<std::endl;
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//等待进程里面的socket和内存被释放
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Sleep(500);
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}
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//系统参数和回调初始化
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SystemCallInit();
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//监听SOCKET端口
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SocketApiProtocolInit(LISTEN_PORT);
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//打印一下
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std::cout << "Program Run Success" << std::endl;
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//阻塞一下
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getchar();
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return 0;
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}
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//查找是否有本程序的进程在运行
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int SearchPreProcess(void)
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{
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char cmd[512];
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DWORD currentPID = GetCurrentProcessId();
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// 查找同名进程，但排除自己
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snprintf(cmd, sizeof(cmd),
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"tasklist | findstr \"UniversalCanCore.exe\" | findstr /v \"%lu\" > nul",
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currentPID);
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return system(cmd) == 0 ? ENABLE : DISABLE;
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}
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//杀死同名进程以及上一个进程
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void KillPreProcess(void)
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{
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char cmd[256];
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DWORD currentPID = GetCurrentProcessId();
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// 查找并杀死除了自己以外的同名进程
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snprintf(cmd, sizeof(cmd),
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"for /f \"tokens=2\" %%a in ('tasklist ^| findstr \"UniversalCanCore.exe\"') do if not %%a==%lu taskkill /F /PID %%a",
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currentPID);
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system(cmd);
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} |