ongoing problems findind Qt5-WebEngineWidgets

[Thomas Baumgart]

On Mittwoch, 23. August 2023 01:53:44 CEST Jack via KMyMoney-devel wrote:

> On 8/22/23 19:42, Jack via KMyMoney-devel wrote:
> > On 8/20/23 16:49, Jack via KMyMoney-devel wrote:
> >> On 8/20/23 16:42, Thomas Baumgart via KMyMoney-devel wrote:
> >>> On Sonntag, 20. August 2023 20:13:27 CEST Jack via KMyMoney-devel 
> >>> wrote:
> >>>
> >>>> It seems the problem with cmake not finding webenginewidgets has been
> >>>> popping up in a number of different threads in different support
> >>>> venues.  In my current case, trying to compile from git head master
> >>>> branch gives me
> >>>>
> >>>> CMake Error at
> >>>> /usr/lib64/cmake/LibAlkimia5-8.1/LibAlkimia5Targets.cmake:65
> >>>> (set_target_properties):
> >>>>    The link interface of target "Alkimia::alkimia" contains:
> >>>>
> >>>>      Qt5::WebEngineWidgets
> >>>>
> >>>>    but the target was not found.  Possible reasons include:
> >>>>
> >>>> This is on artixlinux, where webenginewidgets is provided by the
> >>>> qt5-webengine package.  The relevant cmake files in that package are
> >>>>
> >>>> qt5-webengine usr/lib/cmake/Qt5WebEngineWidgets/
> >>>> qt5-webengine
> >>>> usr/lib/cmake/Qt5WebEngineWidgets/Qt5WebEngineWidgetsConfig.cmake
> >>>> qt5-webengine
> >>>> usr/lib/cmake/Qt5WebEngineWidgets/Qt5WebEngineWidgetsConfigVersion.cmake 
> >>>>
> >>>>
> >>>> Note on my system /usr/lib and /usr/lib64 are symlinked. However, I
> >>>> wonder if the call should be for Qt5::Qt5WebEngineWidgets.
> >>> I am not sure at all. I have the following files here
> >>>
> >>> /usr/lib64/cmake/Qt5Designer/Qt5Designer_QWebEngineViewPlugin.cmake
> >>> /usr/lib64/cmake/Qt5WebEngine/Qt5WebEngineConfig.cmake
> >>> /usr/lib64/cmake/Qt5WebEngine/Qt5WebEngineConfigVersion.cmake
> >>> /usr/lib64/cmake/Qt5WebEngineCore/Qt5WebEngineCoreConfig.cmake
> >>> /usr/lib64/cmake/Qt5WebEngineCore/Qt5WebEngineCoreConfigVersion.cmake
> >>> /usr/lib64/cmake/Qt5WebEngineWidgets/Qt5WebEngineWidgetsConfig.cmake
> >>> /usr/lib64/cmake/Qt5WebEngineWidgets/Qt5WebEngineWidgetsConfigVersion.cmake 
> >>>
> >>>
> >>> which looks very similar to yours and have no problems. I do use
> >>> alkimia master though, not the 8.1 branch.
> >>>
> >>>> Is there a terminology difference (qt5webenginewidgets vs
> >>>> webenginewidets) between different packages providing and using this
> >>>> component?  If so, which is right and which needs to be corrected?  Or
> >>>> am I totally off the mark and this difference is not relevant?
> >>> So am I. I don't know if that is caused by naming conventions of
> >>> the various distros or something else? Also, why is it failing now
> >>> and did work in the past?
> >>
> >> I also just compiled 8.1.1 from tarball, and it produced the same 
> >> files.  However, if running cmake on the tarball of libalkimia found 
> >> the necessary files, then why can't they be found when the search is 
> >> transitive, initiated by compiling KMM from git master? Doesn't 5.1 
> >> call for the same files when using webengine instead of webkit?
> >>
> >> What I now wonder is whether something changed in the cmake files in 
> >> KMyMoney master branch which alters something about the search path, 
> >> especially with a nested cmake file.  My next effort will be 
> >> capturing the logs of cmake for both 5.1 and master to see if I can 
> >> find any relevant differences.
> >>
> >> Curiouser and curiouser, said Alice.
> >
> > git bisect is your friend (once you learn to read and correctly 
> > distinguish good and bad...)
> >
> > commit b6c2c157f403c9ab74067cc2611ffebd3f87d8d7
> > Author: Andreas Sturmlechner <asturm at gentoo.org>
> > Date:   Fri Aug 5 10:37:09 2022 +0200
> >
> >     Drop bogus dependencies
> >
> >     This reverts 90d78bd238c8db701e4bb19d9c5c2ddd9bd4f59c,
> >     93374114e87a9b05546fb27bc936f223b5b84f7d and
> >     92ef8b8ef8d0c5229fc601ac36806c926c85c36a.
> >
> >     The proper fix went into alkimia via
> > https://invent.kde.org/office/alkimia/-/commit/09a11cee26af4ca55e5839dd44e32400147dc119 
> >
> >
> >     See also: https://invent.kde.org/office/kmymoney/-/issues/63
> >
> >     Signed-off-by: Andreas Sturmlechner <asturm at gentoo.org>
> >
> > That commit was added as part of 
> > https://invent.kde.org/office/kmymoney/-/issues/63, which is still 
> > open.  I'm not particularly good with cmake syntax, but it looks to me 
> > like that commit removed both WebEngingeWidgets AND WebKitWidgets from 
> > KMM's CMakeLists.txt, and perhaps it should only have removed one of 
> > them?
>
> Actually, I just reread that Issue more carefully, and it explicitly 
> mentions this specific error, stating that it should be fixed in 
> Alkimia, not in KMyMoney. I have no idea how that should be fixed, but 
> I'm not sure why that note in the Issue never got any follow-up.

This is what might fix it in alkimia 8.1:

thb devel/alkimia (master)$ git diff 8.1..master  src/LibAlkimiaConfig.cmake.in
diff --git src/LibAlkimiaConfig.cmake.in src/LibAlkimiaConfig.cmake.in
index 5c2dfc3..1ad866e 100644
--- src/LibAlkimiaConfig.cmake.in
+++ src/LibAlkimiaConfig.cmake.in
@@ -9,7 +9,9 @@ if("@BUILD_QT4@" STREQUAL "ON" OR "@BUILD_QT4@" STREQUAL "1")
 else()
     find_dependency(Qt5Core)
     find_dependency(Qt5DBus)
-    if (@QT_BROWSER_LIB@)
+    if (@BUILD_WITH_WEBENGINE@)
+        find_dependency(Qt at QT_MAJOR_VERSION@WebEngineWidgets 5.15.0)
+    elseif (@QT_BROWSER_LIB@)
         find_dependency(@QT_BROWSER_LIB@)
     endif()
     if (@QT_NETWORK_LIB@)


-- 

Regards

Thomas Baumgart

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