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Implement CMAKE_CURRENT_LIST_DIR for older CMake

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The use of built-in CMAKE_CURRENT_LIST_DIR requires at least
CMake 2.8.3. This fix properly defines the variable to allow its
use in versions < 2.8.3 as well.

Fixes issue #4205.
This commit is contained in:
Alexander Nitsch 2015-02-20 00:55:26 +01:00
parent 65e4df751c
commit 9665e08bac
1 changed files with 5 additions and 0 deletions
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5
cmake/templates/OpenCVConfig.cmake.in
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@ -46,6 +46,11 @@ if(NOT DEFINED OpenCV_MODULES_SUFFIX)
endif() endif()
if(NOT TARGET opencv_core) if(NOT TARGET opencv_core)
# Extract directory name from full path of the file currently being processed.
# Note that CMake 2.8.3 introduced CMAKE_CURRENT_LIST_DIR, but we do this
# manually to support older versions of CMake as well.
get_filename_component(CMAKE_CURRENT_LIST_DIR "${CMAKE_CURRENT_LIST_FILE}" PATH)
include(${CMAKE_CURRENT_LIST_DIR}/OpenCVModules${OpenCV_MODULES_SUFFIX}.cmake) include(${CMAKE_CURRENT_LIST_DIR}/OpenCVModules${OpenCV_MODULES_SUFFIX}.cmake)
endif() endif()