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cmake_minimum_required(VERSION 3.12)
project(hera VERSION 1.1.1)
# C++ 14 required
set(CMAKE_CXX_STANDARD 14)
set(CMAKE_CXX_STANDARD_REQUIRED TRUE)
set(CMAKE_CXX_EXTENSIONS OFF)
if(NOT CMAKE_BUILD_TYPE)
set(CMAKE_BUILD_TYPE "Release" CACHE STRING "Choose the type of build, options are: Debug Release RelWithDebInfo MinSizeRel." FORCE)
set_property(CACHE CMAKE_BUILD_TYPE PROPERTY STRINGS "Debug" "Release" "MinSizeRel" "RelWithDebInfo")
endif(NOT CMAKE_BUILD_TYPE)
# by default Hera only provides the library
# so that other projects using it do not build any executables.
# That is why these options are OFF
option(HERA_BUILD_EXAMPLES OFF)
option(HERA_BUILD_PYTHON_BINDINGS OFF)
option(HERA_BUILD_TESTS OFF)
# Hera is header-only library
# adding this target just makes it possible to automatically add
# correct include directories by target_link_libraries(user_prog PRIVATE hera)
add_library(hera INTERFACE)
target_include_directories(hera INTERFACE include/ extern/)
if(HERA_BUILD_TESTS)
# TODO: detect system Catch2?
add_subdirectory(extern/Catch2)
set(HERA_BUILD_EXAMPLES ON)
enable_testing()
endif()
if(HERA_BUILD_EXAMPLES)
add_subdirectory(bottleneck)
add_subdirectory(wasserstein)
endif()
if(HERA_BUILD_PYTHON_BINDINGS)
add_subdirectory(bindings/python)
endif()
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