cmake_minimum_required(VERSION 2.8.6) cmake_policy(VERSION 2.8.6) project(toxcore) set(CMAKE_MODULE_PATH ${toxcore_SOURCE_DIR}/cmake) ################################################################################ # # :: Version management # ################################################################################ # This version is for the entire project. All libraries (core, av, ...) move in # versions in a synchronised way. set(PROJECT_VERSION_MAJOR "0") set(PROJECT_VERSION_MINOR "1") set(PROJECT_VERSION_PATCH "10") set(PROJECT_VERSION "${PROJECT_VERSION_MAJOR}.${PROJECT_VERSION_MINOR}.${PROJECT_VERSION_PATCH}") # set .so library version / following libtool scheme # https://www.gnu.org/software/libtool/manual/libtool.html#Updating-version-info file(STRINGS ${toxcore_SOURCE_DIR}/so.version SOVERSION_CURRENT REGEX "^CURRENT=[0-9]+$") string(SUBSTRING "${SOVERSION_CURRENT}" 8 -1 SOVERSION_CURRENT) file(STRINGS ${toxcore_SOURCE_DIR}/so.version SOVERSION_REVISION REGEX "^REVISION=[0-9]+$") string(SUBSTRING "${SOVERSION_REVISION}" 9 -1 SOVERSION_REVISION) file(STRINGS ${toxcore_SOURCE_DIR}/so.version SOVERSION_AGE REGEX "^AGE=[0-9]+$") string(SUBSTRING "${SOVERSION_AGE}" 4 -1 SOVERSION_AGE) # account for some libtool magic, see other/version-sync script for details math(EXPR SOVERSION_MAJOR ${SOVERSION_CURRENT}-${SOVERSION_AGE}) set(SOVERSION "${SOVERSION_MAJOR}.${SOVERSION_AGE}.${SOVERSION_REVISION}") message("SOVERSION: ${SOVERSION}") ################################################################################ # # :: Dependencies and configuration # ################################################################################ include(AddCompilerFlag) include(ApiDsl) include(CheckCCompilerFlag) include(CheckCXXCompilerFlag) include(MacRpath) include(StrictAbi) enable_testing() set(CMAKE_MACOSX_RPATH ON) if(NOT "${CMAKE_CXX_COMPILER_ID}" STREQUAL "MSVC") # Set standard version for compiler. add_cflag("-std=c99") add_cxxflag("-std=c++11") # Warn on non-ISO C. add_cflag("-pedantic") option(WARNINGS "Enable additional compiler warnings" ON) if(WARNINGS) # Add all warning flags we can. add_flag("-Wall") add_flag("-Wextra") add_flag("-Weverything") # Disable specific warning flags for both C and C++. add_flag("-Wno-cast-align") add_flag("-Wno-conversion") add_flag("-Wno-covered-switch-default") # Due to clang's tolower() macro being recursive https://github.com/TokTok/c-toxcore/pull/481 add_flag("-Wno-disabled-macro-expansion") add_flag("-Wno-documentation-deprecated-sync") add_flag("-Wno-format-nonliteral") add_flag("-Wno-missing-field-initializers") add_flag("-Wno-missing-prototypes") add_flag("-Wno-padded") add_flag("-Wno-parentheses") add_flag("-Wno-return-type") add_flag("-Wno-sign-compare") add_flag("-Wno-sign-conversion") add_flag("-Wno-tautological-constant-out-of-range-compare") # Our use of mutexes results in a false positive, see 1bbe446 add_flag("-Wno-thread-safety-analysis") add_flag("-Wno-type-limits") add_flag("-Wno-undef") add_flag("-Wno-unreachable-code") add_flag("-Wno-unused-macros") add_flag("-Wno-unused-parameter") add_flag("-Wno-vla") # Disable specific warning flags for C. add_cflag("-Wno-assign-enum") add_cflag("-Wno-bad-function-cast") add_cflag("-Wno-double-promotion") add_cflag("-Wno-gnu-zero-variadic-macro-arguments") add_cflag("-Wno-packed") add_cflag("-Wno-reserved-id-macro") add_cflag("-Wno-shadow") add_cflag("-Wno-shorten-64-to-32") add_cflag("-Wno-unreachable-code-return") add_cflag("-Wno-unused-but-set-variable") add_cflag("-Wno-used-but-marked-unused") # Disable specific warning flags for C++. add_cxxflag("-Wno-c++11-compat") add_cxxflag("-Wno-c++11-extensions") add_cxxflag("-Wno-c++11-narrowing") add_cxxflag("-Wno-c99-extensions") add_cxxflag("-Wno-narrowing") add_cxxflag("-Wno-old-style-cast") add_cxxflag("-Wno-variadic-macros") add_cxxflag("-Wno-vla-extension") endif() option(ERROR_ON_WARNING "Make compilation error on a warning" OFF) if(ERROR_ON_WARNING) # Set error-on-warn for C compilation. C++ compilation can't use this because # treating 'c' input as 'c++' when in C++ mode is deprecated in clang and # there is no way to turn off that warning. add_cflag("-Werror") endif() option(DEBUG "Enable assertions and other debugging facilities" OFF) if(DEBUG) set(MIN_LOGGER_LEVEL DEBUG) add_cflag("-g3") endif() endif() option(TRACE "Enable TRACE level logging (expensive, for network debugging)" OFF) if(TRACE) set(MIN_LOGGER_LEVEL TRACE) endif() if(MIN_LOGGER_LEVEL) add_definitions(-DMIN_LOGGER_LEVEL=LOG_${MIN_LOGGER_LEVEL}) endif() option(ASAN "Enable address-sanitizer to detect invalid memory accesses" OFF) if(ASAN) set(SAFE_CMAKE_REQUIRED_LIBRARIES "${CMAKE_REQUIRED_LIBRARIES}") set(CMAKE_REQUIRED_LIBRARIES "-fsanitize=address") add_cflag("-fsanitize=address") set(CMAKE_REQUIRED_LIBRARIES "${SAFE_CMAKE_REQUIRED_LIBRARIES}") else() # Forbid undefined symbols in shared libraries. This is incompatible with # asan, so it's in the else branch here. add_dllflag("-Wl,-z,defs") endif() option(BUILD_TOXAV "Whether to build the tox AV library" ON) include(Dependencies) if(BUILD_TOXAV) if(NOT OPUS_FOUND) message(SEND_ERROR "Option BUILD_TOXAV is enabled but required library OPUS was not found.") endif() if(NOT VPX_FOUND) message(SEND_ERROR "Option BUILD_TOXAV is enabled but required library VPX was not found.") endif() endif() ################################################################################ # # :: Tox Core Library # ################################################################################ # toxcore_PKGCONFIG_LIBS is what's added to the Libs: line in toxcore.pc. It # needs to contain all the libraries a program using toxcore should link against # if it's statically linked. If it's dynamically linked, there is no need to # explicitly link against all the dependencies, but it doesn't harm much(*) # either. # # (*) It allows client code to use symbols from our dependencies without # explicitly linking against them. set(toxcore_PKGCONFIG_LIBS) # LAYER 1: Crypto core # -------------------- apidsl(toxcore/crypto_core.api.h) add_module(toxcrypto toxcore/ccompat.h toxcore/crypto_core.c toxcore/crypto_core.h toxcore/crypto_core_mem.c) include(CheckFunctionExists) check_function_exists(explicit_bzero HAVE_EXPLICIT_BZERO) check_function_exists(memset_s HAVE_MEMSET_S) target_link_modules(toxcrypto ${LIBSODIUM_LIBRARIES}) # LAYER 2: Basic networking # ------------------------- add_module(toxnetwork toxcore/logger.c toxcore/logger.h toxcore/network.c toxcore/network.h toxcore/util.c toxcore/util.h) target_link_modules(toxnetwork toxcrypto) if(CMAKE_THREAD_LIBS_INIT) target_link_modules(toxnetwork ${CMAKE_THREAD_LIBS_INIT}) set(toxcore_PKGCONFIG_LIBS ${toxcore_PKGCONFIG_LIBS} ${CMAKE_THREAD_LIBS_INIT}) endif() if(RT_LIBRARIES) target_link_modules(toxnetwork ${RT_LIBRARIES}) set(toxcore_PKGCONFIG_LIBS ${toxcore_PKGCONFIG_LIBS} "-lrt") endif() if(WIN32) target_link_modules(toxnetwork ws2_32 iphlpapi) set(toxcore_PKGCONFIG_LIBS ${toxcore_PKGCONFIG_LIBS} "-lws2_32 -liphlpapi") endif() # LAYER 3: Distributed Hash Table # ------------------------------- add_module(toxdht toxcore/DHT.c toxcore/DHT.h toxcore/LAN_discovery.c toxcore/LAN_discovery.h toxcore/ping.c toxcore/ping.h toxcore/ping_array.c toxcore/ping_array.h) target_link_modules(toxdht toxnetwork) # LAYER 4: Onion routing, TCP connections, crypto connections # ----------------------------------------------------------- add_module(toxnetcrypto toxcore/TCP_client.c toxcore/TCP_client.h toxcore/TCP_connection.c toxcore/TCP_connection.h toxcore/TCP_server.c toxcore/TCP_server.h toxcore/list.c toxcore/list.h toxcore/net_crypto.c toxcore/net_crypto.h toxcore/onion.c toxcore/onion.h toxcore/onion_announce.c toxcore/onion_announce.h toxcore/onion_client.c toxcore/onion_client.h) target_link_modules(toxnetcrypto toxdht) # LAYER 5: Friend requests and connections # ---------------------------------------- add_module(toxfriends toxcore/friend_connection.c toxcore/friend_connection.h toxcore/friend_requests.c toxcore/friend_requests.h) target_link_modules(toxfriends toxnetcrypto) # LAYER 6: Tox messenger # ---------------------- add_module(toxmessenger toxcore/Messenger.c toxcore/Messenger.h) target_link_modules(toxmessenger toxfriends) # LAYER 7: Group chats # -------------------- add_module(toxgroup toxcore/group.c toxcore/group.h) target_link_modules(toxgroup toxmessenger) # LAYER 8: Public API # ------------------- apidsl(toxcore/tox.api.h) add_module(toxcore toxcore/tox_api.c toxcore/tox.c toxcore/tox.h) target_link_modules(toxcore toxgroup) ################################################################################ # # :: Audio/Video Library # ################################################################################ if(BUILD_TOXAV) apidsl(toxav/toxav.api.h) add_module(toxav toxav/audio.c toxav/audio.h toxav/bwcontroller.c toxav/bwcontroller.h toxav/groupav.c toxav/groupav.h toxav/msi.c toxav/msi.h toxav/ring_buffer.c toxav/ring_buffer.h toxav/rtp.c toxav/rtp.h toxav/toxav.c toxav/toxav.h toxav/toxav_old.c toxav/video.c toxav/video.h) target_link_modules(toxav toxcore ${OPUS_LIBRARIES} ${VPX_LIBRARIES}) endif() ################################################################################ # # :: ToxDNS and block encryption libraries # ################################################################################ add_module(toxdns toxdns/toxdns.c) target_link_modules(toxdns toxcore) apidsl(toxencryptsave/toxencryptsave.api.h) add_module(toxencryptsave toxencryptsave/toxencryptsave.c toxencryptsave/toxencryptsave.h) target_link_modules(toxencryptsave toxcore) ################################################################################ # # :: Tox specification tests # ################################################################################ find_program(SPECTEST NAMES tox-spectest) if(NOT SPECTEST) find_program(STACK NAMES stack) if(STACK) set(SPECTEST ${STACK} --stack-yaml ${toxcore_SOURCE_DIR}/../stack.yaml exec -- tox-spectest) endif() endif() if(MSGPACK_FOUND) add_c_executable(toxcore-sut testing/hstox/binary_decode.c testing/hstox/binary_encode.c testing/hstox/driver.c testing/hstox/methods.c testing/hstox/packet_kinds.c testing/hstox/test_main.c testing/hstox/util.c) target_link_modules(toxcore-sut toxcore ${MSGPACK_LIBRARIES}) if(SPECTEST) add_test(NAME spectest COMMAND ${SPECTEST} $) endif() endif() ################################################################################ # # :: Automated regression tests # ################################################################################ set(TEST_TIMEOUT_SECONDS "" CACHE STRING "Limit runtime of each test to the number of seconds specified") option(FORMAT_TEST "Require the format_test to be executed; fail cmake if it can't" OFF) if(APIDSL AND ASTYLE) add_test( NAME format_test COMMAND ${toxcore_SOURCE_DIR}/other/astyle/format-source "${toxcore_SOURCE_DIR}" "${APIDSL}" "${ASTYLE}") set_tests_properties(format_test PROPERTIES TIMEOUT "${TEST_TIMEOUT_SECONDS}") elseif(FORMAT_TEST) message(FATAL_ERROR "format_test can not be run, because either APIDSL (${APIDSL}) or ASTYLE (${ASTYLE}) could not be found") endif() function(auto_test target) if(CHECK_FOUND AND NOT ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "MSVC" AND ARGV1 STREQUAL "MSVC_DONT_BUILD")) add_c_executable(auto_${target}_test auto_tests/${target}_test.c) target_link_modules(auto_${target}_test toxcore toxencryptsave ${CHECK_LIBRARIES}) if(BUILD_TOXAV) target_link_modules(auto_${target}_test toxav) endif() if(NOT ARGV1 STREQUAL "DONT_RUN") add_test(NAME ${target} COMMAND auto_${target}_test) set_tests_properties(${target} PROPERTIES TIMEOUT "${TEST_TIMEOUT_SECONDS}") endif() endif() endfunction() if(BUILD_TOXAV) add_c_executable(auto_monolith_test auto_tests/monolith_test.c) target_link_modules(auto_monolith_test ${LIBSODIUM_LIBRARIES} ${OPUS_LIBRARIES} ${VPX_LIBRARIES} ${toxcore_PKGCONFIG_LIBS}) add_test(NAME monolith COMMAND auto_monolith_test) endif() auto_test(TCP) auto_test(conference) auto_test(crypto MSVC_DONT_BUILD) auto_test(dht MSVC_DONT_BUILD) auto_test(encryptsave) auto_test(messenger MSVC_DONT_BUILD) auto_test(network) auto_test(onion) auto_test(resource_leak) auto_test(save_friend) auto_test(skeleton) auto_test(tox) auto_test(tox_many) auto_test(tox_many_tcp) auto_test(tox_one) auto_test(tox_strncasecmp) auto_test(version) # TODO(iphydf): These tests are broken. The code needs to be fixed, as the # tests themselves are correct. auto_test(selfname_change_conference DONT_RUN) auto_test(self_conference_title_change DONT_RUN) if(BUILD_TOXAV) auto_test(toxav_basic) auto_test(toxav_many) endif() ################################################################################ # # :: Bootstrap daemon # ################################################################################ option(DHT_BOOTSTRAP "Enable building of DHT_bootstrap" ON) if(DHT_BOOTSTRAP) add_c_executable(DHT_bootstrap other/DHT_bootstrap.c other/bootstrap_node_packets.c) target_link_modules(DHT_bootstrap toxnetcrypto) endif() option(BOOTSTRAP_DAEMON "Enable building of tox-bootstrapd" ON) if(BOOTSTRAP_DAEMON) if(WIN32) message(FATAL_ERROR "Building tox-bootstrapd for Windows is not supported") endif() if(LIBCONFIG_FOUND) add_c_executable(tox-bootstrapd other/bootstrap_daemon/src/command_line_arguments.c other/bootstrap_daemon/src/command_line_arguments.h other/bootstrap_daemon/src/config.c other/bootstrap_daemon/src/config.h other/bootstrap_daemon/src/config_defaults.h other/bootstrap_daemon/src/global.h other/bootstrap_daemon/src/log.c other/bootstrap_daemon/src/log.h other/bootstrap_daemon/src/log_backend_stdout.c other/bootstrap_daemon/src/log_backend_stdout.h other/bootstrap_daemon/src/log_backend_syslog.c other/bootstrap_daemon/src/log_backend_syslog.h other/bootstrap_daemon/src/tox-bootstrapd.c other/bootstrap_node_packets.c other/bootstrap_node_packets.h) target_link_modules(tox-bootstrapd toxnetcrypto ${LIBCONFIG_LIBRARIES}) install(TARGETS tox-bootstrapd RUNTIME DESTINATION bin) endif() endif() ################################################################################ # # :: Test programs # ################################################################################ option(BUILD_AV_TEST "Build toxav test" ON) if(NOT WIN32 AND BUILD_AV_TEST AND BUILD_TOXAV AND SNDFILE_FOUND AND PORTAUDIO_FOUND AND OPENCV_FOUND) add_c_executable(av_test testing/av_test.c) target_link_modules(av_test toxav ${OPENCV_LIBRARIES} ${PORTAUDIO_LIBRARIES} ${SNDFILE_LIBRARIES}) # Due to https://github.com/opencv/opencv/issues/6585, we need to compile # av_test as C++ for newer OpenCV versions. if(NOT OPENCV_VERSION VERSION_LESS 3) set_source_files_properties(testing/av_test.c PROPERTIES LANGUAGE CXX) endif() endif() option(BUILD_NTOX "Build nTox client" OFF) if(BUILD_NTOX AND NOT WIN32) add_c_executable(nTox testing/nTox.c) target_link_modules(nTox toxcore ${NCURSES_LIBRARIES}) endif() add_c_executable(DHT_test testing/DHT_test.c) target_link_modules(DHT_test toxdht) add_c_executable(Messenger_test testing/Messenger_test.c) target_link_modules(Messenger_test toxmessenger) add_c_executable(dns3_test testing/dns3_test.c) target_link_modules(dns3_test toxdns) if(NOT WIN32) add_c_executable(tox_sync testing/tox_sync.c) target_link_modules(tox_sync toxcore) endif() if(UTIL_LIBRARIES) add_c_executable(tox_shell testing/tox_shell.c) target_link_modules(tox_shell toxcore ${UTIL_LIBRARIES}) endif() if(NOT WIN32) add_c_executable(irc_syncbot testing/irc_syncbot.c) target_link_modules(irc_syncbot toxcore) endif() ################################################################################ # # :: Installation and pkg-config # ################################################################################ string(REPLACE ";" " " toxcore_PKGCONFIG_LIBS "${toxcore_PKGCONFIG_LIBS}") if(BUILD_TOXAV) configure_file( "${toxcore_SOURCE_DIR}/other/pkgconfig/toxav.pc.in" "${CMAKE_BINARY_DIR}/toxav.pc" @ONLY ) endif() configure_file( "${toxcore_SOURCE_DIR}/other/pkgconfig/toxcore.pc.in" "${CMAKE_BINARY_DIR}/toxcore.pc" @ONLY ) configure_file( "${toxcore_SOURCE_DIR}/other/pkgconfig/toxdns.pc.in" "${CMAKE_BINARY_DIR}/toxdns.pc" @ONLY ) configure_file( "${toxcore_SOURCE_DIR}/other/pkgconfig/toxencryptsave.pc.in" "${CMAKE_BINARY_DIR}/toxencryptsave.pc" @ONLY ) configure_file( "${toxcore_SOURCE_DIR}/other/pkgconfig/libtoxcore.pc.in" "${CMAKE_BINARY_DIR}/libtoxcore.pc" @ONLY ) configure_file( "${toxcore_SOURCE_DIR}/other/pkgconfig/libtoxav.pc.in" "${CMAKE_BINARY_DIR}/libtoxav.pc" @ONLY ) install(FILES ${CMAKE_BINARY_DIR}/libtoxcore.pc ${CMAKE_BINARY_DIR}/toxcore.pc ${CMAKE_BINARY_DIR}/toxdns.pc ${CMAKE_BINARY_DIR}/toxencryptsave.pc DESTINATION "lib/pkgconfig") install(FILES toxcore/tox.h toxdns/toxdns.h toxencryptsave/toxencryptsave.h DESTINATION "include/tox") if(BUILD_TOXAV) install(FILES ${CMAKE_BINARY_DIR}/libtoxav.pc ${CMAKE_BINARY_DIR}/toxav.pc DESTINATION "lib/pkgconfig") install(FILES toxav/toxav.h DESTINATION "include/tox") endif() if(STRICT_ABI AND SHELL AND ENABLE_SHARED) if(BUILD_TOXAV) make_version_script(${toxcore_SOURCE_DIR}/toxav/toxav.h toxav toxav) endif() make_version_script(${toxcore_SOURCE_DIR}/toxcore/tox.h tox toxcore) endif()