Thank you! I didn't know it would make a registry entry, that was the missing link!
On Tue, Feb 5, 2019 at 2:46 PM Brad King <brad.k...@kitware.com> wrote: > On 2/5/19 2:37 PM, Timothy Wrona wrote: > > Can anyone explain to me how "find_package" is able to find the Eigen > libraries > > even though they are just pasted into some arbitrary location that I > never told > > the example project about? > > Eigen uses the CMake package registry feature: > > > https://bitbucket.org/eigen/eigen/src/a3be57987f/CMakeLists.txt?at=default&fileviewer=file-view-default#CMakeLists.txt-602:604 > > See docs here: > > > https://cmake.org/cmake/help/v3.13/manual/cmake-packages.7.html#package-registry > > and step 6 of the find_package search procedure: > > > https://cmake.org/cmake/help/v3.13/command/find_package.html#search-procedure > > -Brad >
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