VC知识库BLOG-Coder Jozu-Delete myself (exe file version)

// Delself.cpp: 删除正在运行的程序
//
// Coder Jozu

#include
#include
#include

#pragma comment(lib, "Shell32.lib")

#define ERROR_RET  1
#define ERROR_SUC  0

#define COMSPEC   TEXT("COMSPEC")
#define ARGS_PREX  TEXT(" /c del ")
#define ARGS_ERR_REDIR TEXT(" >NUL")

int main(int argc, char** argv)
{
 TCHAR szModuleName[MAX_PATH] = { 0 };
 TCHAR szCommand[MAX_PATH] = { 0 };
 TCHAR szParams[MAX_PATH] = { 0 };

 STARTUPINFO si = { sizeof(STARTUPINFO) };
 PROCESS_INFORMATION pi;

 if(!GetModuleFileName(NULL, szModuleName, MAX_PATH))
  return ERROR_RET;
 
 if(!GetShortPathName(szModuleName, szModuleName, MAX_PATH))
  return ERROR_RET;

 if(!GetEnvironmentVariable(COMSPEC, szCommand, MAX_PATH))
  return ERROR_RET;

 _tcscat(szCommand, ARGS_PREX);
 _tcscat(szCommand, szModuleName);
 _tcscat(szCommand, ARGS_ERR_REDIR);
 
 if(SetPriorityClass(GetCurrentProcess(),
  REALTIME_PRIORITY_CLASS))
 {
  if(SetThreadPriority(GetCurrentThread(),
   THREAD_PRIORITY_TIME_CRITICAL))
  {
   //
   if(CreateProcess(NULL,
    szCommand,
    NULL,
    NULL,
    FALSE,
    0,
    NULL,
    NULL,
    &si,
    &pi))
   {
    SetPriorityClass(pi.hProcess,
     IDLE_PRIORITY_CLASS);

    SetProcessPriorityBoost(pi.hProcess,
     TRUE);

    SHChangeNotify(SHCNE_DELETE,
     SHCNF_PATH,
     szModuleName,
     NULL);
    return TRUE;
   }
  }
  else
  {
   SetPriorityClass(GetCurrentProcess(),
    NORMAL_PRIORITY_CLASS);
  }
 }
 return ERROR_RET;
}

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