[CMake] ExternalProject_Add not honoring the INSTALL_DIR argument.

[Nicholas Braden]

Have you tried changing the = to a space, as with the other parameters?

On Mon, Aug 29, 2016 at 10:52 AM, Michael Jackson
<mike.jackson at bluequartz.net> wrote:
> I have the following CMake file:
>
> set(QHull_GIT_REPO "git://github.com/qhull/qhull")
> set(QHull_GIT_TAG "")
> set(QHull_INSTALL_NAME "qhull")
> set(QHull_INSTALL_NAME "qhull-2015.2")
>
>
> ExternalProject_Add(${QHull_INSTALL_NAME}
>   PREFIX ${Fusion_SDK_ROOT}
>   URL "http://www.qhull.org/download/qhull-2015-src-7.2.0.tgz"
>   INSTALL_DIR=/tmp/Fusion/qhull-2015.2
>     LOG_DOWNLOAD 1
>     LOG_UPDATE 1
>     LOG_CONFIGURE 1
>     LOG_BUILD 1
>     LOG_INSTALL 1
>
> )
>
>  and when I invoke the initial cmake with this:
>
>  cmake -G Ninja -DBUILD_SHARED_LIBS=ON  -DCMAKE_BUILD_TYPE=Release
> -DFusion_SDK_ROOT=/tmp/Fusion_SDK ../
>
> I get a valid "configure" step. Then I run "ninja" and I get errors on
> installation. The errors are because CMake is attempting to install QHull in
> /usr/local/lib.
>
> Why is that? I am not sure what I am doing wrong as this seems like a pretty
> trivial case. I have cmake 3.5.1 and read the docs at
> https://cmake.org/cmake/help/v3.5/module/ExternalProject.html but somehow
> cmake is messing up.
>
> Thoughts?
>
>
> --
> Michael A. Jackson
> BlueQuartz Software, LLC
> [e]: mike.jackson at bluequartz.net
> --
>
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