# Third-party libraries may have substandard code.

if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
    set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -w")
    set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -w -std=c++1z")
elseif (CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
    set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -w")
    set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -w -std=c++1z")
endif ()

set_property(DIRECTORY PROPERTY EXCLUDE_FROM_ALL 1)

if (USE_INTERNAL_BOOST_LIBRARY)
    add_subdirectory (boost-cmake)
endif ()

if (USE_INTERNAL_LZ4_LIBRARY)
    add_subdirectory (lz4-cmake)
endif ()

if (USE_INTERNAL_ZSTD_LIBRARY)
    add_subdirectory (zstd-cmake)
endif ()

if (USE_INTERNAL_RE2_LIBRARY)
    set(RE2_BUILD_TESTING 0 CACHE INTERNAL "")
    add_subdirectory (re2)
    add_subdirectory (re2_st)
endif ()

if (USE_INTERNAL_DOUBLE_CONVERSION_LIBRARY)
    add_subdirectory (double-conversion-cmake)
endif ()

if (USE_INTERNAL_CITYHASH_LIBRARY)
    add_subdirectory (cityhash102)
endif ()

if (USE_INTERNAL_FARMHASH_LIBRARY)
    add_subdirectory (libfarmhash)
endif ()

if (USE_INTERNAL_METROHASH_LIBRARY)
    add_subdirectory (libmetrohash)
endif ()

add_subdirectory (murmurhash)
add_subdirectory (croaring)

if (USE_INTERNAL_BTRIE_LIBRARY)
    add_subdirectory (libbtrie)
endif ()

if (USE_INTERNAL_ZLIB_LIBRARY)
    unset (BUILD_SHARED_LIBS CACHE)
    set (ZLIB_ENABLE_TESTS 0 CACHE INTERNAL "")
    set (SKIP_INSTALL_ALL 1 CACHE INTERNAL "")
    set (ZLIB_COMPAT 1 CACHE INTERNAL "") # also enables WITH_GZFILEOP
    set (WITH_NATIVE_INSTRUCTIONS ${ARCH_NATIVE} CACHE INTERNAL "")
    if (OS_FREEBSD OR ARCH_I386)
        set (WITH_OPTIM 0 CACHE INTERNAL "") # Bug in assembler
    endif ()
    if (ARCH_AARCH64)
        set(WITH_NEON 1 CACHE INTERNAL "")
        set(WITH_ACLE 1 CACHE INTERNAL "")
    endif ()

    add_subdirectory (${INTERNAL_ZLIB_NAME})
    # TODO: make pull to Dead2/zlib-ng and remove:
    # We should use same defines when including zlib.h as used when zlib compiled
    target_compile_definitions (zlib PUBLIC ZLIB_COMPAT WITH_GZFILEOP)
    target_compile_definitions (zlibstatic PUBLIC ZLIB_COMPAT WITH_GZFILEOP)
    if(CMAKE_SYSTEM_PROCESSOR MATCHES "x86_64" OR CMAKE_SYSTEM_PROCESSOR MATCHES "AMD64")
       target_compile_definitions (zlib PUBLIC X86_64 UNALIGNED_OK)
       target_compile_definitions (zlibstatic PUBLIC X86_64 UNALIGNED_OK)
    endif ()

    #set_target_properties(example PROPERTIES EXCLUDE_FROM_ALL 1)
    #if (TARGET example64)
    #    set_target_properties(example64 PROPERTIES EXCLUDE_FROM_ALL 1)
    #endif ()

    #set_target_properties(minigzip PROPERTIES EXCLUDE_FROM_ALL 1)
    #if (TARGET minigzip64)
    #    set_target_properties(minigzip64 PROPERTIES EXCLUDE_FROM_ALL 1)
    #endif ()
endif ()

if (USE_INTERNAL_CCTZ_LIBRARY)
    add_subdirectory (cctz-cmake)
endif ()

if (ENABLE_TCMALLOC AND USE_INTERNAL_GPERFTOOLS_LIBRARY)
    add_subdirectory (libtcmalloc)
endif ()

if (ENABLE_JEMALLOC AND USE_INTERNAL_JEMALLOC_LIBRARY)
    add_subdirectory (jemalloc-cmake)
endif ()

if (USE_INTERNAL_CPUID_LIBRARY)
    add_subdirectory (libcpuid)
endif ()

if (USE_INTERNAL_H3_LIBRARY)
    add_subdirectory(h3-cmake)
endif ()

if (USE_INTERNAL_SSL_LIBRARY)
    add_subdirectory (openssl-cmake)

    # This is for Poco library
    set (POCO_SKIP_OPENSSL_FIND 1)
    add_library(OpenSSL::Crypto ALIAS ${OPENSSL_CRYPTO_LIBRARY})
    add_library(OpenSSL::SSL ALIAS ${OPENSSL_SSL_LIBRARY})
endif ()

function(mysql_support)
    set(CLIENT_PLUGIN_CACHING_SHA2_PASSWORD STATIC)
    set(CLIENT_PLUGIN_SHA256_PASSWORD STATIC)
    set(CLIENT_PLUGIN_REMOTE_IO OFF)
    set(CLIENT_PLUGIN_DIALOG OFF)
    set(CLIENT_PLUGIN_AUTH_GSSAPI_CLIENT OFF)
    set(CLIENT_PLUGIN_CLIENT_ED25519 OFF)
    set(CLIENT_PLUGIN_MYSQL_CLEAR_PASSWORD OFF)
    set(SKIP_TESTS 1)
    if (GLIBC_COMPATIBILITY)
        set(LIBM glibc-compatibility)
    endif()
    if (USE_INTERNAL_ZLIB_LIBRARY)
        set(ZLIB_FOUND ON)
        set(ZLIB_LIBRARY zlibstatic)
        set(WITH_EXTERNAL_ZLIB ON)
    endif()
    add_subdirectory (mariadb-connector-c)
endfunction()
if (ENABLE_MYSQL AND USE_INTERNAL_MYSQL_LIBRARY)
    mysql_support()
endif ()

if (USE_INTERNAL_RDKAFKA_LIBRARY)
    add_subdirectory (librdkafka-cmake)
    target_include_directories(rdkafka BEFORE PRIVATE ${ZLIB_INCLUDE_DIR})
    if(OPENSSL_INCLUDE_DIR)
        target_include_directories(rdkafka BEFORE PRIVATE ${OPENSSL_INCLUDE_DIR})
    endif()
endif ()

if (USE_RDKAFKA)
    add_subdirectory (cppkafka-cmake)
endif()

if (ENABLE_ODBC AND USE_INTERNAL_ODBC_LIBRARY)
    add_subdirectory (unixodbc-cmake)
    add_library(ODBC::ODBC ALIAS ${ODBC_LIBRARIES})
endif ()

if (ENABLE_ICU AND USE_INTERNAL_ICU_LIBRARY)
    add_subdirectory (icu-cmake)
endif ()

if (USE_INTERNAL_PARQUET_LIBRARY)
if (USE_INTERNAL_PARQUET_LIBRARY_NATIVE_CMAKE)
    # We dont use arrow's cmakefiles because they uses too many depends and download some libs in compile time
    # But this mode can be used for updating auto-generated parquet files:
    # cmake -DUSE_INTERNAL_PARQUET_LIBRARY_NATIVE_CMAKE=1 -DUSE_STATIC_LIBRARIES=0
    # copy {BUILD_DIR}/contrib/arrow/cpp/src/parquet/*.cpp,*.h -> /contrib/arrow-cmake/cpp/src/parquet/

    # Also useful parquet reader:
    # cd contrib/arrow/cpp/build && mkdir -p build && cmake .. -DPARQUET_BUILD_EXECUTABLES=1 && make -j8
    # contrib/arrow/cpp/build/debug/parquet-reader some_file.parquet

    set (ARROW_COMPUTE ON CACHE INTERNAL "")
    set (ARROW_PARQUET ON CACHE INTERNAL "")
    set (ARROW_VERBOSE_THIRDPARTY_BUILD ON CACHE INTERNAL "")
    set (ARROW_BUILD_SHARED 1 CACHE INTERNAL "")
    set (ARROW_BOOST_HEADER_ONLY ON CACHE INTERNAL "")
    #set (BOOST_INCLUDEDIR Boost_INCLUDE_DIRS)
    set (Boost_FOUND 1 CACHE INTERNAL "")
    #set (ZLIB_HOME ${ZLIB_INCLUDE_DIR})
    #set (ZLIB_FOUND 1)
    if (MAKE_STATIC_LIBRARIES)
        set (PARQUET_ARROW_LINKAGE "static" CACHE INTERNAL "")
        set (ARROW_TEST_LINKAGE "static" CACHE INTERNAL "")
        set (ARROW_BUILD_STATIC ${MAKE_STATIC_LIBRARIES} CACHE INTERNAL "")
    else()
        set (PARQUET_ARROW_LINKAGE "shared" CACHE INTERNAL "")
        set (ARROW_TEST_LINKAGE "shared" CACHE INTERNAL "")
    endif()

    if(CMAKE_BUILD_TYPE STREQUAL "RELWITHDEBINFO")
        set(_save_build_type ${CMAKE_BUILD_TYPE})
        set(CMAKE_BUILD_TYPE RELEASE)
    endif()

    # Because Arrow uses CMAKE_SOURCE_DIR as a project path
    # Hopefully will be fixed in https://github.com/apache/arrow/pull/2676
    set (CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${ClickHouse_SOURCE_DIR}/contrib/arrow/cpp/cmake_modules")
    add_subdirectory (arrow/cpp)

    if(_save_build_type)
        set(CMAKE_BUILD_TYPE ${_save_build_type})
    endif()

else()
    if(USE_INTERNAL_SNAPPY_LIBRARY)
        set(SNAPPY_BUILD_TESTS 0 CACHE INTERNAL "")
        if (NOT MAKE_STATIC_LIBRARIES)
            set(BUILD_SHARED_LIBS 1) # TODO: set at root dir
        endif()

        add_subdirectory(snappy)

        set (SNAPPY_INCLUDE_DIR "${ClickHouse_SOURCE_DIR}/contrib/snappy")
        if(SANITIZE STREQUAL "undefined")
            target_compile_options(${SNAPPY_LIBRARY} PRIVATE -fno-sanitize=undefined)
        endif()
    endif()

    add_subdirectory(arrow-cmake)
endif()
endif()

if (USE_INTERNAL_POCO_LIBRARY)
    set (POCO_VERBOSE_MESSAGES 0 CACHE INTERNAL "")
    set (save_CMAKE_CXX_FLAGS ${CMAKE_CXX_FLAGS})
    set (save_CMAKE_C_FLAGS ${CMAKE_C_FLAGS})
    set (_save ${ENABLE_TESTS})
    set (ENABLE_TESTS 0)
    set (POCO_ENABLE_TESTS 0)
    set (CMAKE_DISABLE_FIND_PACKAGE_ZLIB 1)
    if (MSVC OR NOT USE_POCO_DATAODBC)
        set (ENABLE_DATA_ODBC 0 CACHE INTERNAL "") # TODO (build fail)
    endif ()
    add_subdirectory (poco)
    unset (CMAKE_DISABLE_FIND_PACKAGE_ZLIB)
    set (ENABLE_TESTS ${_save})
    set (CMAKE_CXX_FLAGS ${save_CMAKE_CXX_FLAGS})
    set (CMAKE_C_FLAGS ${save_CMAKE_C_FLAGS})

    if (OPENSSL_FOUND AND TARGET Crypto AND (NOT DEFINED ENABLE_POCO_NETSSL OR ENABLE_POCO_NETSSL))
        # Bug in poco https://github.com/pocoproject/poco/pull/2100 found on macos
        target_include_directories(Crypto SYSTEM PUBLIC ${OPENSSL_INCLUDE_DIR})
    endif ()
endif ()

if(USE_INTERNAL_GTEST_LIBRARY)
    # Google Test from sources
    add_subdirectory(${ClickHouse_SOURCE_DIR}/contrib/googletest/googletest ${CMAKE_CURRENT_BINARY_DIR}/googletest)
    # avoid problems with <regexp.h>
    target_compile_definitions (gtest INTERFACE GTEST_HAS_POSIX_RE=0)
elseif(GTEST_SRC_DIR)
    add_subdirectory(${GTEST_SRC_DIR}/googletest ${CMAKE_CURRENT_BINARY_DIR}/googletest)
    target_compile_definitions(gtest INTERFACE GTEST_HAS_POSIX_RE=0)
endif()

if (USE_INTERNAL_LLVM_LIBRARY)
    file(GENERATE OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/empty.cpp CONTENT " ")
    add_library(LLVM0 ${CMAKE_CURRENT_BINARY_DIR}/empty.cpp) # silly cmake bug fix
    add_library(LLVMOFF ${CMAKE_CURRENT_BINARY_DIR}/empty.cpp)
    # ld: unknown option: --color-diagnostics
    if (APPLE)
        set (LINKER_SUPPORTS_COLOR_DIAGNOSTICS 0 CACHE INTERNAL "")
    endif ()
    set (LLVM_ENABLE_EH 1 CACHE INTERNAL "")
    set (LLVM_ENABLE_RTTI 1 CACHE INTERNAL "")
    set (LLVM_INCLUDE_TESTS 0 CACHE INTERNAL "")
    set (LLVM_INCLUDE_EXAMPLES 0 CACHE INTERNAL "")
    set (LLVM_INCLUDE_TOOLS 0 CACHE INTERNAL "")
    set (LLVM_INSTALL_TOOLCHAIN_ONLY 0 CACHE INTERNAL "")
    set (CLANG_BUILT_STANDALONE 0 CACHE INTERNAL "")
    set (LLDB_BUILT_STANDALONE 0 CACHE INTERNAL "")
    set (CLANG_ENABLE_STATIC_ANALYZER 0 CACHE INTERNAL "")
    set (CLANG_ENABLE_ARCMT 0 CACHE INTERNAL "")
    set (CLANG_BUILD_TOOLS 0 CACHE INTERNAL "")
    set (BENCHMARK_ENABLE_GTEST_TESTS 0 CACHE INTERNAL "")
    set (BENCHMARK_ENABLE_ASSEMBLY_TESTS 0 CACHE INTERNAL "")
    set (LLVM_TARGETS_TO_BUILD "X86;AArch64" CACHE INTERNAL "")
    add_subdirectory (llvm/llvm)
endif ()

if (USE_INTERNAL_LIBGSASL_LIBRARY)
    add_subdirectory(libgsasl)
endif()

if (USE_INTERNAL_LIBXML2_LIBRARY)
    add_subdirectory(libxml2-cmake)
endif ()

if (USE_INTERNAL_BROTLI_LIBRARY)
    add_subdirectory(brotli-cmake)
    target_compile_definitions(brotli PRIVATE BROTLI_BUILD_PORTABLE=1)
endif ()

if (USE_INTERNAL_PROTOBUF_LIBRARY)
    if (MAKE_STATIC_LIBRARIES)
        set(protobuf_BUILD_SHARED_LIBS OFF CACHE INTERNAL "" FORCE)
    else ()
        set(protobuf_BUILD_SHARED_LIBS ON CACHE INTERNAL "" FORCE)
    endif ()
    set(protobuf_WITH_ZLIB 0 CACHE INTERNAL "" FORCE) # actually will use zlib, but skip find
    set(protobuf_BUILD_TESTS OFF CACHE INTERNAL "" FORCE)
    add_subdirectory(protobuf/cmake)
endif ()

if (USE_INTERNAL_HDFS3_LIBRARY)
    add_subdirectory(libhdfs3-cmake)
endif ()

if (USE_INTERNAL_AWS_S3_LIBRARY)
    set (save_CMAKE_C_FLAGS ${CMAKE_C_FLAGS})
    set (save_CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES})
    set (save_CMAKE_REQUIRED_INCLUDES ${CMAKE_REQUIRED_INCLUDES})
    set (save_CMAKE_REQUIRED_FLAGS ${CMAKE_REQUIRED_FLAGS})
    set (save_CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH})
    add_subdirectory(curl-cmake)
    set (CMAKE_C_FLAGS ${save_CMAKE_C_FLAGS})
    set (CMAKE_REQUIRED_LIBRARIES ${save_CMAKE_REQUIRED_LIBRARIES})
    set (CMAKE_CMAKE_REQUIRED_INCLUDES ${save_CMAKE_REQUIRED_INCLUDES})
    set (CMAKE_REQUIRED_FLAGS ${save_CMAKE_REQUIRED_FLAGS})
    set (CMAKE_CMAKE_MODULE_PATH ${save_CMAKE_MODULE_PATH})
    add_subdirectory(aws-s3-cmake)

    # The library is large - avoid bloat.
    target_compile_options (aws_s3 PRIVATE -g0)
    target_compile_options (aws_s3_checksums PRIVATE -g0)
    target_compile_options (libcurl PRIVATE -g0)
endif ()

if (USE_BASE64)
    add_subdirectory (base64-cmake)
endif()

if (USE_INTERNAL_HYPERSCAN_LIBRARY)
    add_subdirectory (hyperscan)

    # The library is large - avoid bloat.
    target_compile_options (hs PRIVATE -g0)
endif()

if (USE_SIMDJSON)
    add_subdirectory (simdjson-cmake)
endif()

if (USE_MIMALLOC)
    add_subdirectory (mimalloc)
endif()

if (USE_FASTOPS)
    add_subdirectory (fastops-cmake)
endif()

#if (USE_INTERNAL_ORC_LIBRARY)
#    add_subdirectory(orc-cmake)
#endif ()