diff options
Diffstat (limited to '')
| -rw-r--r-- | CMakeLists.txt | 431 |
1 files changed, 431 insertions, 0 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt new file mode 100644 index 0000000..287e212 --- /dev/null +++ b/CMakeLists.txt @@ -0,0 +1,431 @@ +# ngtcp2 +# +# Copyright (c) 2016 ngtcp2 contributors +# Copyright (c) 2012 nghttp2 contributors +# +# Permission is hereby granted, free of charge, to any person obtaining +# a copy of this software and associated documentation files (the +# "Software"), to deal in the Software without restriction, including +# without limitation the rights to use, copy, modify, merge, publish, +# distribute, sublicense, and/or sell copies of the Software, and to +# permit persons to whom the Software is furnished to do so, subject to +# the following conditions: +# +# The above copyright notice and this permission notice shall be +# included in all copies or substantial portions of the Software. +# +# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND +# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE +# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION +# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION +# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + +cmake_minimum_required(VERSION 3.1) + +# Allow setting VISIBILITY_PRESET on static library targets without warning. +cmake_policy(SET CMP0063 NEW) + +# XXX using 0.1.90 instead of 0.2.0-DEV +project(ngtcp2 VERSION 0.12.1) + +# See versioning rule: +# https://www.gnu.org/software/libtool/manual/html_node/Updating-version-info.html +set(LT_CURRENT 9) +set(LT_REVISION 1) +set(LT_AGE 0) + +set(CRYPTO_OPENSSL_LT_CURRENT 3) +set(CRYPTO_OPENSSL_LT_REVISION 0) +set(CRYPTO_OPENSSL_LT_AGE 1) + +set(CRYPTO_GNUTLS_LT_CURRENT 3) +set(CRYPTO_GNUTLS_LT_REVISION 0) +set(CRYPTO_GNUTLS_LT_AGE 1) + +set(CRYPTO_WOLFSSL_LT_CURRENT 0) +set(CRYPTO_WOLFSSL_LT_REVISION 1) +set(CRYPTO_WOLFSSL_LT_AGE 0) + +set(CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake" "${CMAKE_MODULE_PATH}") +include(Version) + +math(EXPR LT_SOVERSION "${LT_CURRENT} - ${LT_AGE}") +set(LT_VERSION "${LT_SOVERSION}.${LT_AGE}.${LT_REVISION}") + +math(EXPR CRYPTO_OPENSSL_LT_SOVERSION + "${CRYPTO_OPENSSL_LT_CURRENT} - ${CRYPTO_OPENSSL_LT_AGE}") +set(CRYPTO_OPENSSL_LT_VERSION + "${CRYPTO_OPENSSL_LT_SOVERSION}.${CRYPTO_OPENSSL_LT_AGE}.${CRYPTO_OPENSSL_LT_REVISION}") + +math(EXPR CRYPTO_GNUTLS_LT_SOVERSION + "${CRYPTO_GNUTLS_LT_CURRENT} - ${CRYPTO_GNUTLS_LT_AGE}") +set(CRYPTO_GNUTLS_LT_VERSION + "${CRYPTO_GNUTLS_LT_SOVERSION}.${CRYPTO_GNUTLS_LT_AGE}.${CRYPTO_GNUTLS_LT_REVISION}") + +math(EXPR CRYPTO_WOLFSSL_LT_SOVERSION + "${CRYPTO_WOLFSSL_LT_CURRENT} - ${CRYPTO_WOLFSSL_LT_AGE}") +set(CRYPTO_WOLFSSL_LT_VERSION + "${CRYPTO_WOLFSSL_LT_SOVERSION}.${CRYPTO_WOLFSSL_LT_AGE}.${CRYPTO_WOLFSSL_LT_REVISION}") + +set(PACKAGE_VERSION "${PROJECT_VERSION}") +HexVersion(PACKAGE_VERSION_NUM ${PROJECT_VERSION_MAJOR} ${PROJECT_VERSION_MINOR} ${PROJECT_VERSION_PATCH}) + +if(NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES) + set(CMAKE_BUILD_TYPE RelWithDebInfo CACHE STRING "Choose the build type" FORCE) + + # Include "None" as option to disable any additional (optimization) flags, + # relying on just CMAKE_C_FLAGS and CMAKE_CXX_FLAGS (which are empty by + # default). These strings are presented in cmake-gui. + set_property(CACHE CMAKE_BUILD_TYPE PROPERTY STRINGS + "None" "Debug" "Release" "MinSizeRel" "RelWithDebInfo") +endif() + +include(GNUInstallDirs) + +include(CMakeOptions.txt) + +# Do not disable assertions based on CMAKE_BUILD_TYPE. +foreach(_build_type "Release" "MinSizeRel" "RelWithDebInfo") + foreach(_lang C CXX) + string(TOUPPER "CMAKE_${_lang}_FLAGS_${_build_type}" _var) + string(REGEX REPLACE "(^| )[/-]D *NDEBUG($| )" " " ${_var} "${${_var}}") + endforeach() +endforeach() + +include(CMakePushCheckState) +include(ExtractValidFlags) + +if(NOT CMAKE_C_COMPILER_ID MATCHES "MSVC") + if(ENABLE_ASAN) + cmake_push_check_state() + set(CMAKE_REQUIRED_LIBRARIES "-fsanitize=address") + check_c_compiler_flag(-fsanitize=address C__fsanitize_address_VALID) + check_cxx_compiler_flag(-fsanitize=address CXX__fsanitize_address_VALID) + cmake_pop_check_state() + if(NOT C__fsanitize_address_VALID OR NOT CXX__fsanitize_address_VALID) + message(WARNING "ENABLE_ASAN was requested, but not supported!") + else() + set(CMAKE_C_FLAGS "-fsanitize=address ${CMAKE_C_FLAGS}") + set(CMAKE_CXX_FLAGS "-fsanitize=address ${CMAKE_CXX_FLAGS}") + endif() + endif() +endif() + +if(ENABLE_GNUTLS) + find_package(GnuTLS 3.7.2) +endif() +if(ENABLE_OPENSSL) + find_package(OpenSSL 1.1.1) +endif() +if(ENABLE_WOLFSSL) + find_package(wolfssl 5.5.0) +endif() +if(ENABLE_JEMALLOC) + find_package(Jemalloc) +endif() +find_package(Libev 4.11) +find_package(Libnghttp3 0.0.0) +find_package(CUnit 2.1) +enable_testing() +set(HAVE_CUNIT ${CUNIT_FOUND}) +if(HAVE_CUNIT) + add_custom_target(check COMMAND ${CMAKE_CTEST_COMMAND}) +endif() + +# OpenSSL (required for libngtcp2_crypto_openssl, +# libngtcp2_crypto_picotls and examples) +include(CheckSymbolExists) +if(ENABLE_OPENSSL AND OPENSSL_FOUND) + set(VANILLA_OPENSSL_INCLUDE_DIRS ${OPENSSL_INCLUDE_DIR}) + set(VANILLA_OPENSSL_LIBRARIES ${OPENSSL_LIBRARIES}) + set(HAVE_VANILLA_OPENSSL TRUE) + + # Until OpenSSL gains mainline support for QUIC, check for a patched version. + cmake_push_check_state() + set(CMAKE_REQUIRED_INCLUDES "${OPENSSL_INCLUDE_DIR}") + set(CMAKE_REQUIRED_LIBRARIES "${OPENSSL_LIBRARIES}") + if(WIN32) + set(CMAKE_REQUIRED_LIBRARIES "${CMAKE_REQUIRED_LIBRARIES}" "ws2_32" "bcrypt") + endif() + check_symbol_exists(SSL_is_quic "openssl/ssl.h" HAVE_SSL_IS_QUIC) + if(NOT HAVE_SSL_IS_QUIC) + message(WARNING "Disabling OpenSSL due to lack of QUIC support in ${OPENSSL_LIBRARIES}") + endif() + cmake_pop_check_state() +endif() +if(ENABLE_OPENSSL AND HAVE_SSL_IS_QUIC) + set(OPENSSL_INCLUDE_DIRS ${OPENSSL_INCLUDE_DIR}) + set(HAVE_OPENSSL TRUE) + set(HAVE_CRYPTO TRUE) +else() + set(HAVE_OPENSSL FALSE) + set(OPENSSL_INCLUDE_DIRS "") + set(OPENSSL_LIBRARIES "") +endif() + +# BoringSSL (required for libngtcp2_crypto_boringssl) +if(ENABLE_BORINGSSL) + cmake_push_check_state() + set(CMAKE_REQUIRED_INCLUDES "${BORINGSSL_INCLUDE_DIR}") + set(CMAKE_REQUIRED_LIBRARIES "${BORINGSSL_LIBRARIES}") + check_symbol_exists(SSL_set_quic_early_data_context "openssl/ssl.h" HAVE_SSL_SET_QUIC_EARLY_DATA_CONTEXT) + if(NOT HAVE_SSL_SET_QUIC_EARLY_DATA_CONTEXT) + message(WARNING "Disabling BoringSSL due to lack of QUIC support in ${BORINGSSL_LIBRARIES}") + endif() + cmake_pop_check_state() +endif() +if(ENABLE_BORINGSSL AND HAVE_SSL_SET_QUIC_EARLY_DATA_CONTEXT) + set(BORINGSSL_INCLUDE_DIRS ${BORINGSSL_INCLUDE_DIR}) + set(HAVE_BORINGSSL TRUE) + set(HAVE_CRYPTO TRUE) +else() + set(HAVE_BORINGSSL FALSE) + set(BORINGSSL_INCLUDE_DIRS "") + set(BORINGSSL_LIBRARIES "") +endif() + +# jemalloc +set(HAVE_JEMALLOC ${JEMALLOC_FOUND}) +# libev (required for examples) +set(HAVE_LIBEV ${LIBEV_FOUND}) +# libnghttp3 (required for examples) +set(HAVE_LIBNGHTTP3 ${LIBNGHTTP3_FOUND}) + +# GnuTLS (required for libngtcp2_crypto_gnutls) +if(ENABLE_GNUTLS AND GNUTLS_FOUND) + set(GNUTLS_INCLUDE_DIRS ${GNUTLS_INCLUDE_DIR}) + set(HAVE_GNUTLS TRUE) + set(HAVE_CRYPTO TRUE) +else() + set(HAVE_GNUTLS FALSE) + set(GNUTLS_INCLUDE_DIRS "") + set(GNUTLS_LIBRARIES "") +endif() + +# Picotls (required for libngtcp2_crypto_picotls) +if(ENABLE_PICOTLS) + cmake_push_check_state() + set(CMAKE_REQUIRED_INCLUDES "${PICOTLS_INCLUDE_DIR}" "${VANILLA_OPENSSL_INCLUDE_DIRS}") + set(CMAKE_REQUIRED_LIBRARIES "${PICOTLS_LIBRARIES}" "${VANILLA_OPENSSL_LIBRARIES}") + check_symbol_exists(ptls_openssl_random_bytes "picotls.h;picotls/openssl.h" + HAVE_PTLS_OPENSSL_RANDOM_BYTES) + if(NOT HAVE_PTLS_OPENSSL_RANDOM_BYTES) + message(WARNING "Disabling Picotls because ptls_openssl_random_bytes not found in ${CMAKE_REQUIRED_LIBRARIES}") + endif() + cmake_pop_check_state() +endif() +if(ENABLE_PICOTLS AND HAVE_PTLS_OPENSSL_RANDOM_BYTES) + set(PICOTLS_INCLUDE_DIRS ${PICOTLS_INCLUDE_DIR}) + set(HAVE_PICOTLS TRUE) + set(HAVE_CRYPTO TRUE) +else() + set(HAVE_PICOTLS FALSE) + set(PICOTLS_INCLUDE_DIRS "") + set(PICOTLS_LIBRARIES "") +endif() + +# wolfSSL (required for libngtcp2_crypto_wolfssl) +if(ENABLE_WOLFSSL AND WOLFSSL_FOUND) + set(WOLFSSL_INCLUDE_DIRS ${WOLFSSL_INCLUDE_DIR}) + set(HAVE_WOLFSSL TRUE) + set(HAVE_CRYPTO TRUE) +else() + set(HAVE_WOLFSSL FALSE) + set(WOLFSSL_INCLUDE_DIRS "") + set(WOLFSSL_LIBRARIES "") +endif() + +# Checks for header files. +include(CheckIncludeFile) +check_include_file("arpa/inet.h" HAVE_ARPA_INET_H) +check_include_file("netinet/in.h" HAVE_NETINET_IN_H) +check_include_file("stddef.h" HAVE_STDDEF_H) +check_include_file("stdint.h" HAVE_STDINT_H) +check_include_file("stdlib.h" HAVE_STDLIB_H) +check_include_file("string.h" HAVE_STRING_H) +check_include_file("unistd.h" HAVE_UNISTD_H) +check_include_file("sys/endian.h" HAVE_SYS_ENDIAN_H) +check_include_file("endian.h" HAVE_ENDIAN_H) +check_include_file("byteswap.h" HAVE_BYTESWAP_H) +check_include_file("asm/types.h" HAVE_ASM_TYPES_H) +check_include_file("linux/netlink.h" HAVE_LINUX_NETLINK_H) +check_include_file("linux/rtnetlink.h" HAVE_LINUX_RTNETLINK_H) + +include(CheckTypeSize) +# Checks for typedefs, structures, and compiler characteristics. +# AC_TYPE_SIZE_T +check_type_size("ssize_t" SIZEOF_SSIZE_T) +if(SIZEOF_SSIZE_T STREQUAL "") + # ssize_t is a signed type in POSIX storing at least -1. + # Set it to a pointer-size int. + set(ssize_t ptrdiff_t) +endif() + +# Checks for symbols. +if(HAVE_ENDIAN_H) + check_symbol_exists(be64toh "endian.h" HAVE_BE64TOH) +endif() +if(HAVE_SYS_ENDIAN_H) + check_symbol_exists(be64toh "sys/endian.h" HAVE_BE64TOH) +endif() + +check_symbol_exists(bswap_64 "byteswap.h" HAVE_BSWAP_64) + +set(WARNCFLAGS) +set(WARNCXXFLAGS) +if(CMAKE_C_COMPILER_ID MATCHES "MSVC") + if(ENABLE_WERROR) + set(WARNCFLAGS /WX) + set(WARNCXXFLAGS /WX) + endif() +else() + if(ENABLE_WERROR) + extract_valid_c_flags(WARNCFLAGS -Werror) + extract_valid_c_flags(WARNCXXFLAGS -Werror) + endif() + + # For C compiler + extract_valid_c_flags(WARNCFLAGS + -Wall + -Wextra + -Wmissing-prototypes + -Wstrict-prototypes + -Wmissing-declarations + -Wpointer-arith + -Wdeclaration-after-statement + -Wformat-security + -Wwrite-strings + -Wshadow + -Winline + -Wnested-externs + -Wfloat-equal + -Wundef + -Wendif-labels + -Wempty-body + -Wcast-align + -Wclobbered + -Wvla + -Wpragmas + -Wunreachable-code + -Waddress + -Wattributes + -Wdiv-by-zero + -Wshorten-64-to-32 + + -Wconversion + -Wextended-offsetof + -Wformat-nonliteral + -Wlanguage-extension-token + -Wmissing-field-initializers + -Wmissing-noreturn + -Wmissing-variable-declarations + # Not used because we cannot change public structs + # -Wpadded + -Wsign-conversion + # Not used because this basically disallows default case + # -Wswitch-enum + -Wunreachable-code-break + -Wunused-macros + -Wunused-parameter + -Wredundant-decls + # Only work with Clang for the moment + -Wheader-guard + -Wsometimes-uninitialized + + # Only work with gcc7 for the moment + -Wduplicated-branches + # This is required because we pass format string as "const char*. + -Wno-format-nonliteral + ) + + extract_valid_cxx_flags(WARNCXXFLAGS + # For C++ compiler + -Wall + -Wformat-security + -Wsometimes-uninitialized + # Disable noexcept-type warning of g++-7. This is not harmful as + # long as all source files are compiled with the same compiler. + -Wno-noexcept-type + ) +endif() + +if(ENABLE_DEBUG) + set(DEBUGBUILD 1) +endif() + +add_definitions(-DHAVE_CONFIG_H) +configure_file(cmakeconfig.h.in config.h) +# autotools-compatible names +# Sphinx expects relative paths in the .rst files. Use the fact that the files +# below are all one directory level deep. +file(RELATIVE_PATH top_srcdir "${CMAKE_CURRENT_BINARY_DIR}/dir" "${CMAKE_CURRENT_SOURCE_DIR}") +file(RELATIVE_PATH top_builddir "${CMAKE_CURRENT_BINARY_DIR}/dir" "${CMAKE_CURRENT_BINARY_DIR}") +set(abs_top_srcdir "${CMAKE_CURRENT_SOURCE_DIR}") +set(abs_top_builddir "${CMAKE_CURRENT_BINARY_DIR}") +# libngtcp2.pc (pkg-config file) +set(prefix "${CMAKE_INSTALL_PREFIX}") +set(exec_prefix "${CMAKE_INSTALL_PREFIX}") +set(libdir "${CMAKE_INSTALL_FULL_LIBDIR}") +set(includedir "${CMAKE_INSTALL_FULL_INCLUDEDIR}") +set(VERSION "${PACKAGE_VERSION}") +# For init scripts and systemd service file (in contrib/) +set(bindir "${CMAKE_INSTALL_FULL_BINDIR}") +set(sbindir "${CMAKE_INSTALL_FULL_SBINDIR}") +foreach(name + lib/libngtcp2.pc + lib/includes/ngtcp2/version.h +) + configure_file("${name}.in" "${name}" @ONLY) +endforeach() + +if(APPLE) + add_definitions(-D__APPLE_USE_RFC_3542) +endif() + +include_directories( + "${CMAKE_CURRENT_BINARY_DIR}" # for config.h +) +# For use in src/CMakeLists.txt +set(PKGDATADIR "${CMAKE_INSTALL_FULL_DATADIR}/${CMAKE_PROJECT_NAME}") + +install(FILES README.rst DESTINATION "${CMAKE_INSTALL_DOCDIR}") + +add_subdirectory(lib) +add_subdirectory(tests) +add_subdirectory(crypto) +add_subdirectory(third-party) +add_subdirectory(examples) + + +string(TOUPPER "${CMAKE_BUILD_TYPE}" _build_type) +message(STATUS "summary of build options: + + Package version: ${VERSION} + Library version: ${LT_CURRENT}:${LT_REVISION}:${LT_AGE} + Install prefix: ${CMAKE_INSTALL_PREFIX} + Target system: ${CMAKE_SYSTEM_NAME} + Compiler: + Build type: ${CMAKE_BUILD_TYPE} + C compiler: ${CMAKE_C_COMPILER} + CFLAGS: ${CMAKE_C_FLAGS_${_build_type}} ${CMAKE_C_FLAGS} + C++ compiler: ${CMAKE_CXX_COMPILER} + CXXFLAGS: ${CMAKE_CXX_FLAGS_${_build_type}} ${CMAKE_CXX_FLAGS} + WARNCFLAGS: ${WARNCFLAGS} + WARNCXXFLAGS: ${WARNCXXFLAGS} + Library: + Shared: ${ENABLE_SHARED_LIB} + Static: ${ENABLE_STATIC_LIB} + Test: + CUnit: ${HAVE_CUNIT} (LIBS='${CUNIT_LIBRARIES}') + Libs: + OpenSSL: ${HAVE_OPENSSL} (LIBS='${OPENSSL_LIBRARIES}') + Libev: ${HAVE_LIBEV} (LIBS='${LIBEV_LIBRARIES}') + Libnghttp3: ${HAVE_LIBNGHTTP3} (LIBS='${LIBNGHTTP3_LIBRARIES}') + GnuTLS: ${HAVE_GNUTLS} (LIBS='${GNUTLS_LIBRARIES}') + BoringSSL: ${HAVE_BORINGSSL} (LIBS='${BORINGSSL_LIBRARIES}') + Picotls: ${HAVE_PICOTLS} (LIBS='${PICOTLS_LIBRARIES}') + wolfSSL: ${HAVE_WOLFSSL} (LIBS='${WOLFSSL_LIBRARIES}') + Jemalloc: ${HAVE_JEMALLOC} (LIBS='${JEMALLOC_LIBRARIES}') +") |