Listing Files using Multithreading with windows API in c++

Question

I have written a code that takes directory as input and outputs list of files in it.I implemented it in single thread.what to do in order to implement using multiple threads? pr

Answer 1

global Queue ( consists of folders in a drive/directory ) Local Queue ( inside Thread function for Subfolders )

    while(true)
{
    lock()
    if( Global q empty)
        unlock
        break
    else
       get first folder from global q
      put it in local q
     unlock

    while(local q not empty)
        take first folder from local q
        process it
        if( folder)
           put it in local q
        else
         put it in vector ( othr purpose)
}