GetModuleFileName example

GetModuleFileName function is used to give the fully qualified path of the module passed.

Syntax:

DWORD WINAPI GetModuleFileName(
  _In_opt_ HMODULE hModule,
  _Out_    LPTSTR  lpFilename,
  _In_     DWORD   nSize
);

Parameters:

hModule: Handle to the loaded module. If you pass NULL as the first argument , it gives us the path of the executable file of the current file

lpFileName:  Pointer to the buffer where the fully qualified path will be stored.

nSize: The size of the lpFileName Buffer passed in TCHARs.

Return Value:Length of the strring that is  copied in the buffer in characters.

Example:

GetModule.cpp:

#include "stdafx.h"

#include <windows.h>

int _tmain(int argc, _TCHAR* argv[])

{

TCHAR path[100];

DWORD length;

length = GetModuleFileName(NULL, path, 1000);

printf("Length: %d \t Path :%ls\n", length, path);

getchar();

return 0;

}