获得程序启动参数--VC++,DLL,API

#include "windows.h" #include "stdio.h" void ShowMessage(int error); BOOL WINAPI DllMain( HINSTANCE hinstDLL, // handle to the DLL module DWORD fdwReason, // reason for calling function LPVOID lpvReserved // reserved ) { switch(fdwReason) { case DLL_PROCESS_ATTACH: { HANDLE m_file=NULL; char newfile[256]={0}; LPTSTR m_cmdline=NULL; m_cmdline=::GetCommandLine (); //创建批处理文件 strcpy(newfile,m_cmdline); m_file=::CreateFile( "E:\\Current.txt", GENERIC_READ|GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, 0); int error=::GetLastError(); if(error) { ShowMessage(error); } OVERLAPPED m_over; ::memset(&m_over,0,sizeof(OVERLAPPED)); bool m_status=::WriteFile(m_file,newfile,256,0,&m_over); if(m_status) { ::MessageBox(NULL,m_cmdline,"Haha",0); } ::CloseHandle (m_file); ::WinExec ("notepad.exe E:\\Current.txt",SW_SHOW); break; } case DLL_THREAD_ATTACH: { // ::MessageBox (NULL,"线程创建","haha",0); break; } case DLL_THREAD_DETACH: { //::MessageBox (NULL,"线程关闭","haha",0); break; } case DLL_PROCESS_DETACH: { //::MessageBox (NULL,"进程关闭","haha",0); break; } } return true; } void ShowMessage(int error) { LPVOID lpMsgBuf; FormatMessage( FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS, NULL, error, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), // Default language (LPTSTR) &lpMsgBuf, 0, NULL ); ::MessageBox( NULL, (LPCTSTR)lpMsgBuf, "Error", MB_OK | MB_ICONINFORMATION ); LocalFree( lpMsgBuf ); }