CMakeLists.txt

cmake_minimum_required(VERSION 3.2)

# Read in the version from the VERSION file
file(STRINGS "VERSION" MIRP_VERSION)

cmake_policy(SET CMP0048 NEW) # project VERSION* variables populated from VERSION given below
project(MIRP
        VERSION ${MIRP_VERSION}
        LANGUAGES C CXX)

enable_testing()

# Standard install locations and cmake helpers
include(GNUInstallDirs)
include(CMakePackageConfigHelpers)
set(PN ${PROJECT_NAME})
set(CMAKECONFIG_INSTALL_DIR "share/cmake/mirp")

# Force 'lib' for library
# This makes things much simpler for packaging, and doesn't require
# other developers to use FIND_LIBRARY_USE_LIB64_PATHS
set(CMAKE_INSTALL_LIBDIR lib)

# Common C/C++ flags
include(cmake/mirpFlags.cmake)

# Find the dependencies
include(cmake/mirpDependencies.cmake)

# Statically link in as much as possible
set(MIRP_STATIC False CACHE BOOL "Statically link in external libraries as much as possible (libgcc, libstdc++, etc)")

# Openmp is optional
set(MIRP_OPENMP False CACHE BOOL "Enable OpenMP for some loops")
if(MIRP_OPENMP)
    find_package(OpenMP REQUIRED)
    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${OpenMP_CXX_FLAGS}")
    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${OpenMP_C_FLAGS}")
endif()

include_directories(${CMAKE_CURRENT_SOURCE_DIR})

add_subdirectory(mirp)
add_subdirectory(mirp_bin)
add_subdirectory(tests)

##########################################
# Installation and config files
##########################################
# Write out the cmake config file
configure_package_config_file(cmake/mirpConfig.cmake.in
                              "${CMAKE_CURRENT_BINARY_DIR}/mirpConfig.cmake"
                              INSTALL_DESTINATION ${CMAKECONFIG_INSTALL_DIR}
)

write_basic_package_version_file(${CMAKE_CURRENT_BINARY_DIR}/mirpConfigVersion.cmake
                                 VERSION ${mirp_VERSION}
                                 COMPATIBILITY AnyNewerVersion
)

install(FILES ${CMAKE_CURRENT_BINARY_DIR}/mirpConfig.cmake
              ${CMAKE_CURRENT_BINARY_DIR}/mirpConfigVersion.cmake
        DESTINATION ${CMAKECONFIG_INSTALL_DIR}
)

install(EXPORT "mirpTargets"
        NAMESPACE "mirp::"
        DESTINATION ${CMAKECONFIG_INSTALL_DIR}
)

# Install the dependency-finding script
install(FILES ${CMAKE_CURRENT_SOURCE_DIR}/cmake/mirpDependencies.cmake
        DESTINATION ${CMAKECONFIG_INSTALL_DIR}
)

# Install the test files
install(DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/tests
        DESTINATION ${CMAKE_INSTALL_DATADIR}/mirp
)