[cmake-developers] CMake 3.13 - Generated moc files not added to VStudio solution

[Venedict Tchistopolskii]

Hey again, just checking in.

Has this been solved with a better solution/etc.? .-.

VT

On Thu, Jan 31, 2019 at 10:11 AM Venedict Tchistopolskii <venytch at gmail.com>
wrote:

> Thanks! Worked, glad to have a smaller fix.
>
> VT
>
> On Thu, Jan 31, 2019 at 9:10 AM Sebastian Holtermann <seblist at xwmw.org>
> wrote:
>
>> > Any luck? I can try helping ya trace it if you need it.
>> >
>>
>> I traced this down to some degree.
>> The problem arises from the handling of file path for GENERATED vs non
>> GENERATED files.
>> When the full path for a file is computed in cmSourceFile and the file
>> doesn't
>> exist (mocs_compilation.cpp doesn't, yet), a path error flag is set.
>> The flag won't be raised when the file has the property GENERATED set,
>> which
>> mocs_compilation.cpp hasn't at that point.
>>
>> A quick solution in your CMakeLists.txt is to mark mocs_compilation.cpp
>> GENERATED first like this
>>
>> ```
>> set_property(SOURCE "${MOC_COMPILATION}" APPEND_STRING PROPERTY GENERATED
>> "1")
>> set_property(SOURCE "${MOC_COMPILATION}" APPEND_STRING PROPERTY
>> COMPILE_FLAGS
>> " /FI\"${PrecompiledHeader}\"")
>> ```
>>
>> This works here for a small example project.
>>
>> I'm too busy right now to address this in the CMake sources but I'll try
>> to
>> look at it next week.
>>
>> -Sebastian
>>
>>
>>
>>
>>
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