[Interest] Building Qt from Git: Information on version of external libraries

Konstantin Tokarev annulen at yandex.ru
Thu Aug 22 16:27:22 CEST 2019

22.08.2019, 17:23, "Rainer Wiesenfarth" <rainer_wiesenfarth at trimble.com>:
> On Thu, Aug 22, 2019 at 4:07 PM Konstantin Tokarev <annulen at yandex.ru> wrote:
>> 22.08.2019, 17:01, "Rainer Wiesenfarth" <rainer_wiesenfarth at trimble.com>:
>>> I am trying to build Qt (in my case: 5.12.4) from Git and came along the external ICU and OpenSSL libraries. Is there any page telling which version of the external libraries was used when building Qt?
>> When building Qt from sources you should better use newest available version, e.g. 64.1 for ICU. It doesn't really matter what version is used in official binaries.
> Hmm, yes and no. I fully agree that I should go as latest as possible, but if - like with ICU by the introduction of a namespace - the API has changed, the build will fail. I'd like to minimize those failing builds upfront... :-)
> So, I'd like to have a page telling me "was build using versions ..." to have a safe fallback, and a base to judge if the latest version of an external library might work or not.

See https://wiki.qt.io/Qt_5.12_Tools_and_Versions

Also, you can review provisioning scripts in [1] which are actually responsible for installing
software into Coin vm images.

[1] https://code.qt.io/cgit/qt/qt5.git/tree/coin/provisioning/


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