[CMake] Question about Variables

[Robert Maynard]

The `${ }` syntax deferences the variable, so what you are asking is
if the variable `1_INC_PATH` exists.

What you want is `if(DEFINED WITH_LIB_GLAD_INC_PATH)` to check for the
existence of the variable `WITH_LIB_GLAD_INC_PATH`

On Fri, May 31, 2019 at 4:11 PM Steven Truppe <workbench at gmx.at> wrote:
>
> Hi everyone,
>
> i'm relative new to cmake (a few weeks now) and i have the following
> problem:
>
>
> set(WITH_LIB_GLAD 1)
>
> IF(DEFINED ${WITH_LIB_GLAD}_INC_PATH)
>
> I try to check if the variable WITH_LIB_GLAD_INC_PATH can be found.
>
>
> best regards!
>
>
>
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