sodium.cmake

# consuming sodium in cmake is a needlessly difficult task.

include(ExternalProject)

set(SODIUM_VERSION 1.0.19)
ExternalProject_Add(
    sodium
    URL https://download.libsodium.org/libsodium/releases/libsodium-${SODIUM_VERSION}.tar.gz
    PREFIX ${CMAKE_BINARY_DIR}/_deps/sodium # this is to avoid having a system install
    CONFIGURE_COMMAND ${CMAKE_COMMAND} -E chdir <SOURCE_DIR> ./configure --prefix=<INSTALL_DIR>
    BUILD_COMMAND ${CMAKE_COMMAND} -E chdir <SOURCE_DIR> make
    INSTALL_COMMAND ${CMAKE_COMMAND} -E chdir <SOURCE_DIR> make install
)

# later on, we can consume it like this
# ExternalProject_Get_Property(sodium INSTALL_DIR)
# add_dependencies(${PROJECT_NAME} sodium)
# target_include_directories(${PROJECT_NAME} PRIVATE ${INSTALL_DIR}/include)
# target_link_libraries(${PROJECT_NAME} ${INSTALL_DIR}/lib/libsodium.a)