[CMake] on find_package and building dependencies

[Ryan Lewis]

Thanks a bunch,

Is there a way to hand this to cmake on the command line (i.e. an
ExternalProject_Add), when I test on the command line with: cmake
-DCMAKE_FIND_ROOT_PATH=... it gives me the warning that it is ignoring
my define.

-rhl



On Thu, Dec 29, 2011 at 1:29 PM, Eric Noulard <eric.noulard at gmail.com> wrote:
> 2011/12/29 Ryan Lewis <me at ryanlewis.net>:
>> Hi,
>>
>> your suggestion on setting that variable before a find_package() just
>> simply _is not_ doing what I expect. I specify my own location of libz
>> and it _always_ finds the system wide version.
>
> Then there must be something weird,
> did you clean-up your build tree before testing?
>
> You may try in a fresh new pristine build tree.
>
> Would you be able to try the attached project and replace the
>
> set(CMAKE_FIND_ROOT_PATH "/home/erk/TestZlib/installed")
> with an appropriate value for your config.
>
> You must start from a fresh new build tree.
>
>> Also I cannot get the ExternalProject_Add() module to work properly.
>
> I'll try to answer that separately.
> Beware not to drop the CMake ML address.
>
> --
> Erk
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