[CMake] Cannot set FOLDER property to an interface (header-only) target

[Jakob van Bethlehem]

Hej Joël,

The command you’re looking for is ‘source_group’, see https://cmake.org/cmake/help/v3.0/command/source_group.html <https://cmake.org/cmake/help/v3.0/command/source_group.html>

Sincerely,
Jakob


> On 30 Dec 2015, at 20:52, Klaim - Joël Lamotte <mjklaim at gmail.com> wrote:
> 
> The following CMake script:
> 
>     cmake_minimum_required(VERSION 3.4)
>     
>     add_library( mylib INTERFACE )
>     set_property( TARGET mylib PROPERTY FOLDER /some/dir )
> 
> 
> Will trigger this error on configuration:
> 
>     CMake Error at CMakeLists.txt:4 (set_property):
>       INTERFACE_LIBRARY targets may only have whitelisted properties.  The
>       property "FOLDER" is not allowed.
> 
> 
> This prevent any interface library to be organized in Visual Studio virtual folders.
> Unfortunately it also mean that header-only targets can't be organized.
> 
> I have no idea how this should be solved. Should the property just be white-listed?
> Or should a better have a another specific library mode for header-only targets?
> 
> Is there any workaround?
> 
> Joël Lamotte
> 
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