[Interest] mingw64: can't compile a lib such that a Qt signal can connect successfully to a binary slot

Filippo Rusconi listes.rusconi at laposte.net
Mon Apr 13 19:01:24 CEST 2020

>Greetings, Thiago,
>thank you for your follow-up.
>On Thu, Apr 09, 2020 at 11:37:57AM -0300, Thiago Macieira wrote:
>>On Thursday, 9 April 2020 09:02:32 -03 Filippo Rusconi via Interest wrote:
>>Why not?
>Evidently, my previous mail was somehow crippled. This is my story:
>I develop a scientific program using Qt5.12.5 / CMake / Debian testing, with:
>gcc (Debian 9.3.0-3) 9.3.0.
>The program makes heavy use of QThread, and, of course Signal/Slot connections.
>It runs beautifully in my Debian box, with now apparent bugs since weeks of

On Sat, Apr 11, 2020 at 10:51:50AM +0200, Filippo Rusconi wrote:

In my previous mail, I was asking if "DLL Export/Import magic art" was required
when building libraries in the MinGW64 environment.

My question of course highlighted a gigantic ignorance of software development
on Windows. 

The answer is clearly stated here:


I applied the concepts there and I could finally created binaries of my

The issue is closed.

Thank you, listeners,



⢀⣴⠾⠻⢶⣦⠀  Filippo Rusconi, PhD
⣾⠁⢠⠒⠀⣿⡁   Scientist at CNRS
⢿⡄⠘⠷⠚⠋⠀   Debian Developer
⠈⠳⣄⠀⠀⠀⠀  http://msxpertsuite.org

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