CString sThisDir; // in atlstr.h


::GetModuleFileName( // In WinBase.h.
   0, // retrieve path of .exe file for the current process.
   sThisDir.GetBufferSetLength(MAX_PATH), 
   MAX_PATH);

sThisDir.Truncate( sThisDir.ReverseFind('\\') + 1 ); // Chop off the app.exe portion.


// Alternative to create a myApp.ini file name:

CString thisExe; // in atlstr.h

::GetModuleFileName( // In WinBase.h.
   0, // retrieve path of .exe file for the current process.
   thisExe.GetBufferSetLength(MAX_PATH), 
   MAX_PATH);

thisExe.Truncate( thisExe.ReverseFind('.') ); // Chop off the .exe.

CString iniFile = thisExe;
iniFile.Append( ".ini" ); // Replace .exe with .ini. 
	
// I didn't use CString::Replace because there could be multiple embedded ".exe" in the path.
// I found that Vista wanted to store INIs in the Windows directory rather than the CWD.

CString sThisDir; // in atlstr.h


::GetModuleFileName( // In WinBase.h.
   0, // retrieve path of .exe file for the current process.
   sThisDir.GetBufferSetLength(MAX_PATH), 
   MAX_PATH);

sThisDir.Truncate( sThisDir.ReverseFind('\\') + 1 ); // Chop off the .exe name.

Determine directory where the .exe is running from. Usually it's CWD - but not always, such as MsiExec Custom Actions.

Windows. non-dot.net, with or without MFC.

Get my exe's directory. WinBase API

windows

C++