[Development] Problems porting Qt5.15 to Qt 6.2 for OS/2

[Paul Smedley]

Thanks Alexey and Fabian - this worked a treat!

On 15/11/22 20:08, Fabian Kosmale via Development wrote:
> Hi,
> 
> to expand on what Alexey said: Without linking against Qt::Gui, you will 
> not have qpa in your include paths, which in turn means that 
> QPlatformIntegrationFactoryInterface_iid  won't be macro-expanded to the 
> string literals that is defined in qplatformintegrationplugin.h. In 
> turn, moc will complain because it is expecting a string literal after IID.
> 
> Regards,
> Fabian
> 
> On 15.11.22 10:28, Alexey Edelev via Development wrote:
>> Hi,
>>
>> Please try to add
>> LIBRARIES
>> Qt::Gui
>>
>> to the qt_internal_add_plugin call in 
>> https://github.com/psmedley/qt6-os2/blob/main/src/plugins/platforms/os2/CMakeLists.txt <https://github.com/psmedley/qt6-os2/blob/main/src/plugins/platforms/os2/CMakeLists.txt>
>>
>> Regards,
>> Alexey.
>>
>> ------------------------------------------------------------------------
>> *From:* Development <development-bounces at qt-project.org> on behalf of 
>> Paul Smedley <paul at smedley.id.au>
>> *Sent:* Tuesday, November 15, 2022 10:01 AM
>> *To:* development at qt-project.org <development at qt-project.org>
>> *Subject:* [Development] Problems porting Qt5.15 to Qt 6.2 for OS/2
>> Hi All,
>>
>> I'm attempting to update the OS/2 port of Qt 5.15
>> (https://github.com/bitwiseworks/qtbase-os2 
>> <https://github.com/bitwiseworks/qtbase-os2>) to Qt 6.2.4
>> (https://github.com/psmedley/qt6-os2 
>> <https://github.com/psmedley/qt6-os2>)
>>
>> Things are going pretty well and I have a number of DLLs built, howeever
>> I'm now stuck on building the OS/2 plugin.
>>
>> I'm getting the following:
>>
>> AutoMoc subprocess error
>> ------------------------
>> The moc process failed to compile
>>     "SRC:/src/plugins/platforms/os2/main.cpp"
>> into
>>
>> "SRC:/build/src/plugins/platforms/os2/QOS2IntegrationPlugin_autogen/include/main.moc"
>> included by
>>     "SRC:/src/plugins/platforms/os2/main.cpp"
>>
>> Command
>> -------
>> U:/DEV/qtbase-everywhere-src-6.2.4/build/bin/moc.exe
>> -DQOS2IntegrationPlugin_EXPORTS -DQT_DEPRECATED_WARNINGS
>> -DQT_DEPRECATED_WARNINGS_SINCE=0x060000
>> -DQT_DISABLE_DEPRECATED_BEFORE=0x050000 -DQT_NO_DEBUG -DQT_NO_EXCEPTIONS
>> -DQT_NO_JAVA_STYLE_ITERATORS -DQT_NO_NARROWING_CONVERSIONS_IN_CONNECT
>> -DQT_PLUGIN
>> -IU:/DEV/qtbase-everywhere-src-6.2.4/src/plugins/platforms/os2
>> -IU:/DEV/qtbase-everywhere-src-6.2.4/build/src/plugins/platforms/os2
>> -IU:/DEV/qtbase-everywhere-src-6.2.4/build/include
>> -IU:/DEV/qtbase-everywhere-src-6.2.4/mkspecs/os2-g++ -Iu:/extras/include
>> -Iu:/openldap/include -Iu:/usr/include -IU:/OS2TK45/H
>> -IU:/usr/local1220/include/c++/12.2.0
>> -IU:/usr/local1220/include/c++/12.2.0/i686-pc-os2-emx
>> -IU:/usr/local1220/include/c++/12.2.0/backward
>> -IU:/usr/local1220/lib/gcc/i686-pc-os2-emx/12.2.0/include
>> -IU:/usr/local1220/lib/gcc/i686-pc-os2-emx/12.2.0/include-fixed
>> -I/usr/local/include -IU:/usr/local1220/include --include
>> U:/DEV/qtbase-everywhere-src-6.2.4/build/src/plugins/platforms/os2/QOS2IntegrationPlugin_autogen/moc_predefs.h
>> -o
>> U:/DEV/qtbase-everywhere-src-6.2.4/build/src/plugins/platforms/os2/QOS2IntegrationPlugin_autogen/include/main.moc
>> U:/DEV/qtbase-everywhere-src-6.2.4/src/plugins/platforms/os2/main.cpp
>>
>> Output
>> ------
>> U:/DEV/qtbase-everywhere-src-6.2.4/src/plugins/platforms/os2/main.cpp:49:1:
>> error: Parse error at "IID"
>>
>> Line 49 of main.cpp contains:
>> Q_PLUGIN_METADATA(IID QPlatformIntegrationFactoryInterface_iid FILE
>> "os2.json")
>>
>> Any clues on how to resolve the parse error?
>>
>> Cheers,
>>
>> Paul
>>
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