option(ENABLE_CACHE "Enable cache if available" ON)
if(NOT ENABLE_CACHE)
    return()
endif()

set(CACHE_OPTION "ccache" CACHE STRING "Compiler cache to be used")
set(CACHE_OPTION_VALUES "ccache" "sccache")
set_property(CACHE CACHE_OPTION PROPERTY STRINGS ${CACHE_OPTION_VALUES})
list(FIND CACHE_OPTION_VALUES ${CACHE_OPTION} CACHE_OPTION_INDEX)

if(${CACHE_OPTION_INDEX} EQUAL -1)
    message(STATUS
        "Using custom compiler cache system: '${CACHE_OPTION}', explicitly supported entries are ${CACHE_OPTION_VALUES}"
    )
endif()

find_program(CACHE_BINARY ${CACHE_OPTION})
if(CACHE_BINARY)
    message(STATUS "${CACHE_OPTION} found and enabled")
    set(CMAKE_CXX_COMPILER_LAUNCHER ${CACHE_BINARY})
else()
    message(WARNING "${CACHE_OPTION} is enabled but was not found. Not using it")
endif()
