diff options
| author |  Silvio Traversaro <silvio.traversaro@iit.it> | 2016-12-06 10:37:34 +0100 |
|---|---|---|
| committer | Silvio Traversaro <silvio.traversaro@iit.it> | 2016-12-06 10:37:34 +0100 |
| commit | e049a2a72a307cad9e078077148c6d3ee9552412 (patch) | |
| tree | 9bf62c0e4ea91da57e20bd5e9f41da7232d991bd /CMakeLists.txt | |
| parent | 18481b518fd05bb7007210949350d4104b70e7f5 (diff) | |
Added relocatable cmake support also for CMake before 3.0 and after 2.8.8
Diffstat (limited to 'CMakeLists.txt')
| -rw-r--r-- | CMakeLists.txt | 29 |
1 files changed, 24 insertions, 5 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt index 767f4d5ea..7237b54df 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -507,7 +507,6 @@ set ( EIGEN_VERSION_MINOR ${EIGEN_MAJOR_VERSION} ) set ( EIGEN_VERSION_PATCH ${EIGEN_MINOR_VERSION} ) set ( EIGEN_DEFINITIONS "") set ( EIGEN_INCLUDE_DIR "${CMAKE_INSTALL_PREFIX}/${INCLUDE_INSTALL_DIR}" ) -set ( EIGEN_INCLUDE_DIRS ${EIGEN_INCLUDE_DIR} ) set ( EIGEN_ROOT_DIR ${CMAKE_INSTALL_PREFIX} ) # Interface libraries require at least CMake 3.0 @@ -561,10 +560,30 @@ if (NOT CMAKE_VERSION VERSION_LESS 3.0) DESTINATION ${CMAKEPACKAGE_INSTALL_DIR}) else (NOT CMAKE_VERSION VERSION_LESS 3.0) # Fallback to legacy Eigen3Config.cmake without the imported target - configure_file ( ${CMAKE_CURRENT_SOURCE_DIR}/cmake/Eigen3ConfigLegacy.cmake.in - ${CMAKE_CURRENT_BINARY_DIR}/Eigen3Config.cmake - @ONLY ESCAPE_QUOTES - ) + + # If CMakePackageConfigHelpers module is available (CMake >= 2.8.8) + # create a relocatable Config file, otherwise leave the hardcoded paths + include(CMakePackageConfigHelpers OPTIONAL RESULT_VARIABLE CPCH_PATH) + + if(CPCH_PATH) + configure_package_config_file ( + ${CMAKE_CURRENT_SOURCE_DIR}/cmake/Eigen3ConfigLegacy.cmake.in + ${CMAKE_CURRENT_BINARY_DIR}/Eigen3Config.cmake + PATH_VARS EIGEN_INCLUDE_DIR EIGEN_ROOT_DIR + INSTALL_DESTINATION ${CMAKEPACKAGE_INSTALL_DIR} + NO_CHECK_REQUIRED_COMPONENTS_MACRO # Eigen does not provide components + ) + else() + # The PACKAGE_* variables are defined by the configure_package_config_file + # but without it we define them manually to the hardcoded paths + set(PACKAGE_INIT "") + set(PACKAGE_EIGEN_INCLUDE_DIR ${EIGEN_INCLUDE_DIR}) + set(PACKAGE_EIGEN_ROOT_DIR ${EIGEN_ROOT_DIR}) + configure_file ( ${CMAKE_CURRENT_SOURCE_DIR}/cmake/Eigen3ConfigLegacy.cmake.in + ${CMAKE_CURRENT_BINARY_DIR}/Eigen3Config.cmake + @ONLY ESCAPE_QUOTES + ) + endif() install ( FILES ${CMAKE_CURRENT_SOURCE_DIR}/cmake/UseEigen3.cmake ${CMAKE_CURRENT_BINARY_DIR}/Eigen3Config.cmake |