[Development] Qt 6 co-installability with Qt 5

Joerg Bornemann joerg.bornemann at qt.io
Tue Feb 23 21:24:01 CET 2021

On 2/23/21 8:52 PM, Thiago Macieira wrote:
> On Tuesday, 23 February 2021 00:00:22 PST Joerg Bornemann wrote:
>> On 2/20/21 2:44 AM, Thiago Macieira wrote:
>>> Besides, doesn't Windows now have symlinks?
>> For admin users only unless an admin user enables them for everyone.
>> Hard-links are available though on NTFS.
> Can we use the hard-links then?

CMake supports creating hard links with file(CREATE_LINK).

"cmake --install" does not directly support creating hard links. One 
would probably have to use install(SCRIPT) with a script that runs 

For the installer, 7zip supports storing hard links since 9.33.

Without trying anything, it looks like using hard links could work.



More information about the Development mailing list