CMakeLists.txt

# CMakeLists.txt
#
#     Author: Fabian Meyer
# Created On: 08 Nov 2018

cmake_minimum_required(VERSION 3.5)
project(knn-cpp)

SET(CMAKE_CXX_STANDARD 11)
SET(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${CMAKE_CURRENT_LIST_DIR}/cmake)

if(CMAKE_COMPILER_IS_GNUCXX)
    set(CMAKE_CXX_FLAGS "-Wall -Wextra")
endif(CMAKE_COMPILER_IS_GNUCXX)

# find OpenMP
find_package(OpenMP)
if(OPENMP_FOUND)
    set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${OpenMP_C_FLAGS}")
    set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${OpenMP_CXX_FLAGS}")
    set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${OpenMP_EXE_LINKER_FLAGS}")
endif(OPENMP_FOUND)

# Find Flann and its dependencies
# if its was enabled
if(KNNCPP_FLANN)
    find_package(Flann)
    find_library(LZ4_LIBRARY NAMES lz4)
endif(KNNCPP_FLANN)

add_subdirectory(dep)

include_directories(
    include
    ${EIGEN3_INCLUDE_DIR}
)

install(DIRECTORY "include/knn"
    DESTINATION include)

if(${BUILD_EXAMPLES})
    add_subdirectory(examples)
endif(${BUILD_EXAMPLES})

if(${BUILD_TESTS})
    add_subdirectory(test)
endif(${BUILD_TESTS})