[CMake] Append to property COMPILE_DEFINITIONS

[Craig Scott]

It might be easier if you showed the whole CMakeLists.txt file so we can
see the full picture. Is it available somewhere you can link to, or even
better if it's small enough, just post it inline here.


On Tue, Jul 18, 2017 at 1:21 PM, Florian Lindner <mailinglists at xgm.de>
wrote:

> Am 18.07.2017 um 10:59 schrieb Craig Scott:
> > You appear to be setting a GLOBAL property where you probably meant
> DIRECTORY. You could also consider setting the
> > target property instead rather than applying it to all targets (unless
> that's what you want).
>
> I tried to set the property on all targets, therefore I thought GLOBAL is
> the right thing.
>
> However,
>
> set_property(DIRECTORY "${CMAKE_SOURCE_DIR}/src" APPEND
>   PROPERTY COMPILE_DEFINITIONS "-DFOO")
>
> hasn't had any effect either.
>
> set_property(TARGET testprecice APPEND
>   PROPERTY COMPILE_DEFINITIONS "FOO")
>
> works. But setting it on all targets is exactly what I want. How can I do
> that?
>
> Best,
> Florian
>
> >
> >
> > On Tue, Jul 18, 2017 at 12:56 PM, Florian Lindner <mailinglists at xgm.de
> <mailto:mailinglists at xgm.de>> wrote:
> >
> >     Hello,
> >
> >     I want to add compile definitions. Since I want to use generator
> expressions, I can't use add_definitions, but have to
> >     use the COMPILE_DEFINITIONS property, but neither:
> >
> >     set_property(GLOBAL APPEND
> >       PROPERTY COMPILE_DEFINITIONS "-DFOO")
> >
> >     for testing
> >
> >     or
> >
> >     set_property(GLOBAL APPEND
> >       PROPERTY COMPILE_DEFINITIONS $<$<CONFIG:Debug>:-DDebug>)
> >
> >     which should be final result, produces any -DFOO compiler switches.
> >
> >     I also tried placing it before and after the add_executable call.
> >
> >     What is wrong with that call?
> >
> >     Thanks,
> >     Florian
> >     --
> >
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> > --
> > Craig Scott
> > Melbourne, Australia
> > https://crascit.com
>



-- 
Craig Scott
Melbourne, Australia
https://crascit.com
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