[Development] Development Digest, Vol 110, Issue 43

[Arnaud Clère]

Le mer. 18 nov. 2020 à 08:36, <development-request at qt-project.org> a écrit :

> ---------- Forwarded message ----------
> From: Thiago Macieira <thiago.macieira at intel.com>
> On Tuesday, 17 November 2020 15:41:10 PST Lisandro Damián Nicanor Pérez
> Meyer wrote:
> > - qtplugininfo: I sincerely don't know how it's being used.
>
> I was going to suggest it, but I ended up thinking it was obscure enough
> that
> for anyone who really needs it, they can use
>
> `qtpaths6 --binaries-dir`/qtplugininfo
>
> > - qtwaylandscanner: same as above.
> > - tracegen: same as above
>
> Ditto and even less likely to be used.
>

Just for information tracegen is used for high-performance tracing as
described here:
https://www.kdab.com/wp-content/uploads/stories/QtWS2019-Milian-Wolff-Full-Stack-Tracing-With-LTTng.pdf
And used in conjunction with Q_TRACE:
https://code.woboq.org/qt5/qtbase/src/corelib/global/qtrace_p.h.html
As in QObject
<https://code.woboq.org/qt5/qtbase/src/corelib/kernel/qobject.h.html#QObject>
::QObject
<https://code.woboq.org/qt5/qtbase/src/printsupport/doc/snippets/printing-qprinter/object.cpp.html#_ZN7QObjectC1EPS_>
(QObject
<https://code.woboq.org/qt5/qtbase/src/corelib/kernel/qobject.h.html#QObject>
*parent) :
https://code.woboq.org/qt5/qtbase/src/corelib/kernel/qobject.cpp.html#870
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