CMAKE_MINIMUM_REQUIRED(VERSION 3.18)

IF (DEFINED CMAKE_BUILD_TYPE)
    SET(CMAKE_BUILD_TYPE "Release")
ENDIF ()

MESSAGE("build type set to ${CMAKE_BUILD_TYPE}")

SET(CMAKE_EXPORT_COMPILE_COMMANDS ON)

PROJECT(MARVL
        LANGUAGES CXX C)

OPTION(CUDA_FEATS "Set to On to use CUDA features" ON)

IF (CUDA_FEATS)
    # sm_60 = PASCAL
    # sm_70 = VOLTA (TESLA)
    # sm_75 = TURING
    # sm_80 = AMPERE
    # sm_89 = ADA
    # sm_90 = HOPPER

    # https://arnon.dk/matching-sm-architectures-arch-and-gencode-for-various-nvidia-cards/

    ENABLE_LANGUAGE(CUDA)
    SET(CMAKE_CUDA_ARCHITECTURES 52 60 61 70 75)
ELSE ()
    MESSAGE("CUDA_FEATS set to OFF. Skipping CUDA targets.")
ENDIF ()

IF (NOT DEFINED CMAKE_CXX_STANDARD)
    SET(CMAKE_CXX_STANDARD 11)
ENDIF ()

SET(CMAKE_CXX_STANDARD_REQUIRED ON)

IF (NOT DEFINED CMAKE_CUDA_STANDARD)
    SET(CMAKE_CUDA_STANDARD 11)
ENDIF ()

SET(CMAKE_CUDA_STANDARD_REQUIRED ON)

IF (DEFINED CMAKE_COMMON_FLAGS)
    ADD_COMPILE_OPTIONS(${CMAKE_COMMON_FLAGS})
ENDIF ()

ADD_COMPILE_OPTIONS( $<$<COMPILE_LANGUAGE:C,CXX>:-Wall> )

ADD_COMPILE_OPTIONS( $<$<COMPILE_LANGUAGE:CXX>:-fopenmp> )
ADD_LINK_OPTIONS( $<$<LINK_LANGUAGE:CXX>:-fopenmp> )

IF (CMAKE_BUILD_TYPE STREQUAL "Debug")
    ADD_COMPILE_OPTIONS( $<$<COMPILE_LANGUAGE:C,CXX>:-g> )
    # set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wunused-macros -Wall -Wextra -I../ -g -O0 -Wunreachable-code -fsanitize=address -fno-omit-frame-pointer -fno-optimize-sibling-calls")
    # set(CMAKE_C_FLAGS "${CMAKE_CXX_FLAGS} -Wunused-macros -Wall -Wextra -I../ -g -O0 -Wunreachable-code -fsanitize=address -fno-omit-frame-pointer -fno-optimize-sibling-calls")
ELSEIF (CMAKE_BUILD_TYPE STREQUAL "Release")
    ADD_COMPILE_OPTIONS( $<$<COMPILE_LANGUAGE:C,CXX>:-O2> )
    ADD_COMPILE_OPTIONS( $<$<COMPILE_LANGUAGE:C,CXX>:-DNDEBUG> )
ENDIF ()

FIND_PACKAGE(Threads REQUIRED)
FIND_PACKAGE(ZLIB REQUIRED)

FIND_PACKAGE(PkgConfig REQUIRED)
PKG_CHECK_MODULES(GTK QUIET gtk+-3.0)

INCLUDE_DIRECTORIES(
        AFTER
        SYSTEM
        .
)

ADD_SUBDIRECTORY(corrector)

IF (CUDA_FEATS)
    ADD_SUBDIRECTORY(cuda)
    ADD_SUBDIRECTORY(cudalign)
ENDIF()

ADD_SUBDIRECTORY(dalign)
ADD_SUBDIRECTORY(dalign2)
ADD_SUBDIRECTORY(db)
ADD_SUBDIRECTORY(lib)
ADD_SUBDIRECTORY(lib.ext)
ADD_SUBDIRECTORY(scrub)
ADD_SUBDIRECTORY(sv)
ADD_SUBDIRECTORY(touring)
ADD_SUBDIRECTORY(utils)

INSTALL(DIRECTORY scripts DESTINATION .
        FILE_PERMISSIONS
        OWNER_READ OWNER_EXECUTE OWNER_WRITE
        GROUP_READ GROUP_EXECUTE
        WORLD_READ WORLD_EXECUTE)

CONFIGURE_FILE( lib.python/marvel/config.py.in lib.python/marvel/config.py )

INSTALL(DIRECTORY lib.python DESTINATION .
        PATTERN "*.in" EXCLUDE)

UNSET(CUDA_FEATS CACHE)