[Interest] QML plugin with wasm not building

[Sze Howe Koh]

Does it work if you use STATIC instead of SHARED?

Is the plugin built at the same time as the main application?


On Tue, Feb 14, 2023, 14:44 Konstantin Shegunov <kshegunov at gmail.com> wrote:

> Me again. If it matters, the exact diagnostics is as follows:
>
> On Mon, Feb 13, 2023 at 10:22 AM Konstantin Shegunov <kshegunov at gmail.com>
> wrote:
>
>> `qt_register_pluginXXX` (or something of this sort).
>>
>
> Here's what emscripten reports:
>
> error: undefined symbol: _Z31qt_static_plugin_XXX_UiPluginv (referenced by
> top-level compiled C/C++ code)
> warning: Link with `-sLLD_REPORT_UNDEFINED` to get more information on
> undefined symbols
> warning: To disable errors for undefined symbols use
> `-sERROR_ON_UNDEFINED_SYMBOLS=0`
> warning: __Z31qt_static_plugin_XXX_UiPluginv may need to be added to
> EXPORTED_FUNCTIONS if it arrives from a system library
> Error: Aborting compilation due to previous errors
>
> If I don't use  `PLUGIN_TARGET xxx`, instead I get a cmake warning and the
> runtime says the plugin can't be loaded:
> ---/qtbase/lib/cmake/Qt6Qml/Qt6QmlMacros.cmake:2821 (message):
>   The qml plugin 'xxx-uiplugin' is a dependency of 'xxx', but the link
>   target it defines (xxx-uiplugin) does not exist in the current scope.
>   The plugin will not be linked.
> Call Stack (most recent call first):
>   ---/qtbase/lib/cmake/Qt6Core/Qt6CoreMacros.cmake:640
> (qt6_import_qml_plugins)
>   ---/qtbase/lib/cmake/Qt6Core/Qt6CoreMacros.cmake:640 (cmake_language)
>   ---/qtbase/lib/cmake/Qt6Core/Qt6CoreMacros.cmake:705
> (_qt_internal_finalize_executable)
>   ---/qtbase/lib/cmake/Qt6Core/Qt6CoreMacros.cmake:562:EVAL:1
> (qt6_finalize_target)
>
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