# # libwebsockets - small server side websockets and web server implementation # # Copyright (C) 2010 - 2020 Andy Green # # 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 2.8.12) include(CheckFunctionExists) include(CheckSymbolExists) include(CheckIncludeFile) include(CheckIncludeFiles) include(CheckLibraryExists) include(CheckTypeSize) include(CheckCSourceCompiles) if (POLICY CMP0048) cmake_policy(SET CMP0048 NEW) endif() #if (POLICY CMP0024) # cmake_policy(SET CMP0024 NEW) #endif() if (POLICY CMP0075) cmake_policy(SET CMP0075 NEW) endif() # General Advice # # For selecting between DEBUG / RELEASE, use -DCMAKE_BUILD_TYPE=DEBUG or =RELEASE # debug builds include source level debug info and extra logging set(LWS_WITH_BUNDLED_ZLIB_DEFAULT OFF) if(WIN32) set(LWS_WITH_BUNDLED_ZLIB_DEFAULT ON) endif() set(LWS_ROLE_RAW 1) set(LWS_WITH_POLL 1) if (ESP_PLATFORM) set(LWS_ESP_PLATFORM 1) #set(CMAKE_TOOLCHAIN_FILE contrib/cross-esp32.cmake) set(LWIP_PROVIDE_ERRNO 1) endif() # it's at this point any toolchain file is brought in project(libwebsockets C) if (LWS_WITH_SECURE_STREAMS_CPP) enable_language(CXX) endif() include(CTest) if (ESP_PLATFORM) include_directories( $ENV{IDF_PATH}/components/esp_hw_support/include/soc/ $ENV{IDF_PATH}/components/freertos/include/ $ENV{IDF_PATH}/components/freertos/esp_additions/include/ $ENV{IDF_PATH}/components/freertos/esp_additions/include/freertos/ $ENV{IDF_PATH}/components/freertos/FreeRTOS-Kernel/include/ $ENV{IDF_PATH}/components/freertos/FreeRTOS-Kernel/portable/linux/include/ $ENV{IDF_PATH}/components/xtensa/${CONFIG_IDF_TARGET}/include/ $ENV{IDF_PATH}/components/freertos/include/esp_additions $ENV{IDF_PATH}/components/hal/include $ENV{IDF_PATH}/components/soc/${CONFIG_IDF_TARGET}/include/ $ENV{IDF_PATH}/components/soc/include/ $ENV{IDF_PATH}/components/esp_hw_support/include $ENV{IDF_PATH}/components/hal/${CONFIG_IDF_TARGET}/include/ ) if (CONFIG_IDF_TARGET_ARCH_RISCV) include_directories( $ENV{IDF_PATH}/components/freertos/port/riscv/include $ENV{IDF_PATH}/components/riscv/include) else() include_directories( $ENV{IDF_PATH}/components/freertos/port/xtensa/include $ENV{IDF_PATH}/components/xtensa/include) endif() endif() # # Select features recommended for PC distro packaging # option(LWS_WITH_DISTRO_RECOMMENDED "Enable features recommended for distro packaging" OFF) option(LWS_FOR_GITOHASHI "Enable features recommended for use with gitohashi" OFF) # # Compiler features # option(DISABLE_WERROR "Avoid treating compiler warnings as fatal errors" OFF) # # Major individual features # option(LWS_WITH_NETWORK "Compile with network-related code" ON) option(LWS_ROLE_H1 "Compile with support for http/1 (needed for ws)" ON) option(LWS_ROLE_WS "Compile with support for websockets" ON) option(LWS_ROLE_MQTT "Build with support for MQTT client" OFF) option(LWS_ROLE_DBUS "Compile with support for DBUS" OFF) option(LWS_ROLE_RAW_PROXY "Raw packet proxy" OFF) option(LWS_ROLE_RAW_FILE "Compile with support for raw files" ON) option(LWS_WITH_HTTP2 "Compile with server support for HTTP/2" ON) option(LWS_WITH_LWSWS "Libwebsockets Webserver" OFF) option(LWS_WITH_CGI "Include CGI (spawn process with network-connected stdin/out/err) APIs" OFF) option(LWS_IPV6 "Compile with support for ipv6" OFF) option(LWS_UNIX_SOCK "Compile with support for UNIX domain socket if OS supports it" ON) option(LWS_WITH_PLUGINS "Support plugins for protocols and extensions (implies LWS_WITH_PLUGINS_API)" OFF) option(LWS_WITH_PLUGINS_BUILTIN "Build the plugin protocols directly into lws library" OFF) option(LWS_WITH_HTTP_PROXY "Support for active HTTP proxying" OFF) option(LWS_WITH_ZIP_FOPS "Support serving pre-zipped files" OFF) option(LWS_WITH_SOCKS5 "Allow use of SOCKS5 proxy on client connections" OFF) option(LWS_WITH_PEER_LIMITS "Track peers and restrict resources a single peer can allocate" OFF) option(LWS_WITH_ACCESS_LOG "Support generating Apache-compatible access logs" OFF) option(LWS_WITH_RANGES "Support http ranges (RFC7233)" OFF) option(LWS_WITH_THREADPOOL "Managed worker thread pool support (relies on pthreads)" OFF) option(LWS_WITH_HTTP_STREAM_COMPRESSION "Support HTTP stream compression" OFF) option(LWS_WITH_HTTP_BROTLI "Also offer brotli http stream compression (requires LWS_WITH_HTTP_STREAM_COMPRESSION)" OFF) option(LWS_WITH_ACME "Enable support for ACME automatic cert acquisition + maintenance (letsencrypt etc)" OFF) option(LWS_WITH_HUBBUB "Enable libhubbub rewriting support" OFF) option(LWS_WITH_ALSA "Enable alsa audio example" OFF) option(LWS_WITH_GTK "Enable gtk example" OFF) option(LWS_WITH_FTS "Full Text Search support" OFF) option(LWS_WITH_SYS_ASYNC_DNS "Nonblocking internal IPv4 + IPv6 DNS resolver" OFF) option(LWS_WITH_SYS_NTPCLIENT "Build in tiny ntpclient good for tls date validation and run via lws_system" OFF) option(LWS_WITH_SYS_DHCP_CLIENT "Build in tiny DHCP client" OFF) option(LWS_WITH_HTTP_BASIC_AUTH "Support Basic Auth" ON) option(LWS_WITH_HTTP_UNCOMMON_HEADERS "Include less common http header support" ON) option(LWS_WITH_SYS_STATE "lws_system state support" ON) option(LWS_WITH_SYS_SMD "Lws System Message Distribution" ON) option(LWS_WITH_SYS_FAULT_INJECTION "Enable fault injection support" OFF) option(LWS_WITH_SYS_METRICS "Lws Metrics API" OFF) # # Secure Streams # option(LWS_WITH_SECURE_STREAMS "Secure Streams protocol-agnostic API" OFF) option(LWS_WITH_SECURE_STREAMS_CPP "Secure Streams C++ classes" OFF) option(LWS_WITH_SECURE_STREAMS_PROXY_API "Secure Streams support to work across processes" OFF) option(LWS_WITH_SECURE_STREAMS_SYS_AUTH_API_AMAZON_COM "Auth support for api.amazon.com" OFF) option(LWS_WITH_SECURE_STREAMS_STATIC_POLICY_ONLY "Secure Streams Policy is hardcoded only" OFF) option(LWS_WITH_SECURE_STREAMS_AUTH_SIGV4 "Secure Streams Auth support for AWS Sigv4" OFF) option(LWS_WITH_SECURE_STREAMS_BUFFER_DUMP "Secure Streams protocol buffer dump" OFF) option(LWS_WITH_SS_DIRECT_PROTOCOL_STR "Secure Streams directly set/get metadata w/o policy" OFF) # # CTest options # # # If you build with LWS_WITH_MINIMAL_EXAMPLES, you can use CTest / make test to run # examples that can give a pass/fail response. By default it runs tests both against # a local server peer and warmcat.com, if your CI wants to do the tests but does not # have internet routing, then you can still run a subset of tests with CTest / make # test that only does local tests by disabling this option. # option(LWS_CTEST_INTERNET_AVAILABLE "CTest will performs tests that need the Internet" ON) # # TLS library options... all except mbedTLS are basically OpenSSL variants. # option(LWS_WITH_SSL "Include SSL support (defaults to OpenSSL or similar, mbedTLS if LWS_WITH_MBEDTLS is set)" ON) option(LWS_WITH_MBEDTLS "Use mbedTLS (>=2.0) replacement for OpenSSL. When setting this, you also may need to specify LWS_MBEDTLS_LIBRARIES and LWS_MBEDTLS_INCLUDE_DIRS" OFF) option(LWS_WITH_BORINGSSL "Use BoringSSL replacement for OpenSSL" OFF) option(LWS_WITH_CYASSL "Use CyaSSL replacement for OpenSSL. When setting this, you also need to specify LWS_CYASSL_LIBRARIES and LWS_CYASSL_INCLUDE_DIRS" OFF) option(LWS_WITH_WOLFSSL "Use wolfSSL replacement for OpenSSL. When setting this, you also may need to specify LWS_WOLFSSL_LIBRARIES and LWS_WOLFSSL_INCLUDE_DIRS" OFF) option(LWS_SSL_CLIENT_USE_OS_CA_CERTS "SSL support should make use of the OS-installed CA root certs" ON) option(LWS_TLS_LOG_PLAINTEXT_RX "For debugging log the received plaintext as soon as decrypted" OFF) option(LWS_TLS_LOG_PLAINTEXT_TX "For debugging log the transmitted plaintext just before encryption" OFF) option(LWS_WITH_TLS_SESSIONS "Enable persistent, resumable TLS sessions" ON) option(LWS_WITH_TLS_JIT_TRUST "Enable dynamically computing which trusted TLS CA is needed to be instantiated" OFF) # # Event library options (may select multiple, or none for default poll() # option(LWS_WITH_LIBEV "Compile with support for libev" OFF) option(LWS_WITH_LIBUV "Compile with support for libuv" OFF) option(LWS_WITH_LIBEVENT "Compile with support for libevent" OFF) option(LWS_WITH_GLIB "Compile with support for glib event loop" OFF) option(LWS_WITH_SDEVENT "Compile with support for sd-event loop" OFF) option(LWS_WITH_ULOOP "Compile with support for uloop" OFF) if (UNIX) # since v4.1, on unix platforms default is build any event libs as runtime plugins option(LWS_WITH_EVLIB_PLUGINS "Compile event lib support into runtime-selected plugins" ON) else() # otherwise default to linking the event lib(s) to libwebsockets.so option(LWS_WITH_EVLIB_PLUGINS "Compile event lib support into runtime-selected plugins" OFF) endif() # # LWS Drivers # option(LWS_WITH_DRIVERS "With generic drivers for gpio, i2c, display etc" OFF) # # Static / Dynamic build options # option(LWS_WITH_STATIC "Build the static version of the library" ON) option(LWS_WITH_SHARED "Build the shared version of the library" ON) option(LWS_LINK_TESTAPPS_DYNAMIC "Link the test apps to the shared version of the library. Default is to link statically" OFF) option(LWS_STATIC_PIC "Build the static version of the library with position-independent code" OFF) option(LWS_SUPPRESS_DEPRECATED_API_WARNINGS "Turn off complaints about, eg, openssl 3 deprecated api usage" ON) # # Specific platforms # option(LWS_WITH_ESP32 "Build for ESP32" OFF) option(LWS_PLAT_OPTEE "Build for OPTEE" OFF) option(LWS_PLAT_FREERTOS "Build for FreeRTOS" OFF) option(LWS_PLAT_ANDROID "Android flavour of unix platform" OFF) # # Client / Server / Test Apps build control # option(LWS_WITHOUT_CLIENT "Don't build the client part of the library" OFF) option(LWS_WITHOUT_SERVER "Don't build the server part of the library" OFF) option(LWS_WITHOUT_TESTAPPS "Don't build the libwebsocket-test-apps" OFF) option(LWS_WITHOUT_TEST_SERVER "Don't build the test server" OFF) option(LWS_WITHOUT_TEST_SERVER_EXTPOLL "Don't build the test server version that uses external poll" OFF) option(LWS_WITHOUT_TEST_PING "Don't build the ping test application" OFF) option(LWS_WITHOUT_TEST_CLIENT "Don't build the client test application" OFF) # # Extensions (permessage-deflate) # option(LWS_WITHOUT_EXTENSIONS "Don't compile with extensions" ON) # # Helpers + misc # option(LWS_WITHOUT_BUILTIN_GETIFADDRS "Don't use the BSD getifaddrs implementation from libwebsockets if it is missing (this will result in a compilation error) ... The default is to assume that your libc provides it. On some systems such as uclibc it doesn't exist." OFF) option(LWS_FALLBACK_GETHOSTBYNAME "Also try to do dns resolution using gethostbyname if getaddrinfo fails" OFF) option(LWS_WITHOUT_BUILTIN_SHA1 "Don't build the lws sha-1 (eg, because openssl will provide it" OFF) option(LWS_WITHOUT_DAEMONIZE "Don't build the daemonization api" ON) option(LWS_SSL_SERVER_WITH_ECDH_CERT "Include SSL server use ECDH certificate" OFF) option(LWS_WITH_LEJP "With the Lightweight JSON Parser" ON) option(LWS_WITH_CBOR "With the Lightweight LECP CBOR Parser" OFF) option(LWS_WITH_CBOR_FLOAT "Build floating point types if building CBOR LECP" ON) option(LWS_WITH_SQLITE3 "Require SQLITE3 support" OFF) option(LWS_WITH_STRUCT_JSON "Generic struct serialization to and from JSON" OFF) option(LWS_WITH_STRUCT_SQLITE3 "Generic struct serialization to and from SQLITE3" OFF) # broken atm #option(LWS_WITH_SMTP "Provide SMTP support" OFF) if (LWS_WITH_ESP32) option(LWS_WITH_DIR "Directory scanning api support" OFF) option(LWS_WITH_LEJP_CONF "With LEJP configuration parser as used by lwsws" OFF) else() option(LWS_WITH_DIR "Directory scanning api support" ON) option(LWS_WITH_LEJP_CONF "With LEJP configuration parser as used by lwsws" ON) endif() option(LWS_WITH_NO_LOGS "Disable all logging other than _err and _user from being compiled in" OFF) set(LWS_LOGGING_BITFIELD_SET 0 CACHE STRING "Bitfield describing which log levels to force included into the build") set(LWS_LOGGING_BITFIELD_CLEAR 0 CACHE STRING "Bitfield describing which log levels to force removed from the build") option(LWS_LOGS_TIMESTAMP "Timestamp at start of logs" ON) option(LWS_LOG_TAG_LIFECYCLE "Log tagged object lifecycle as NOTICE" ON) option(LWS_AVOID_SIGPIPE_IGN "Android 7+ reportedly needs this" OFF) option(LWS_WITH_JOSE "JOSE JSON Web Signature / Encryption / Keys (RFC7515/6/) API" OFF) option(LWS_WITH_COSE "COSE CBOR Signature / Encryption / Keys (RFC8152) API" OFF) option(LWS_WITH_GENCRYPTO "Enable support for Generic Crypto apis independent of TLS backend" OFF) option(LWS_WITH_SELFTESTS "Selftests run at context creation" OFF) option(LWS_WITH_GCOV "Build with gcc gcov coverage instrumentation" OFF) option(LWS_WITH_EXPORT_LWSTARGETS "Export libwebsockets CMake targets. Disable if they conflict with an outer cmake project." ON) option(LWS_REPRODUCIBLE "Build libwebsockets reproducible. It removes the build user and hostname from the build" ON) option(LWS_WITH_MINIMAL_EXAMPLES "Also build the normally standalone minimal examples, for QA" OFF) option(LWS_WITH_LWSAC "lwsac Chunk Allocation api" ON) option(LWS_WITH_CUSTOM_HEADERS "Store and allow querying custom HTTP headers (H1 only)" ON) option(LWS_WITH_DISKCACHE "Hashed cache directory with lazy LRU deletion to size limit (unrelated to lws_cache_ttl)" OFF) option(LWS_WITH_ASAN "Build with gcc runtime sanitizer options enabled (needs libasan)" OFF) option(LWS_WITH_LEJP_CONF "With LEJP configuration parser as used by lwsws" OFF) option(LWS_WITH_ZLIB "Include zlib support (required for extensions)" OFF) option(LWS_WITH_BUNDLED_ZLIB "Use bundled zlib version (Windows only)" ${LWS_WITH_BUNDLED_ZLIB_DEFAULT}) option(LWS_WITH_MINIZ "Use miniz instead of zlib" OFF) option(LWS_WITH_SEQUENCER "lws_seq_t support" OFF) option(LWS_WITH_EXTERNAL_POLL "Support external POLL integration using callback messages (not recommended)" OFF) option(LWS_WITH_LWS_DSH "Support lws_dsh_t Disordered Shared Heap" OFF) option(LWS_CLIENT_HTTP_PROXYING "Support external http proxies for client connections" ON) option(LWS_WITH_FILE_OPS "Support file operations vfs" ON) option(LWS_WITH_UDP "Platform supports UDP" ON) option(LWS_WITH_SPAWN "Spawn subprocesses with piped stdin/out/stderr" OFF) option(LWS_WITH_FSMOUNT "Overlayfs and fallback mounting apis" OFF) option(LWS_WITH_FANALYZER "Enable gcc -fanalyzer if compiler supports" OFF) option(LWS_HTTP_HEADERS_ALL "Override header reduction optimization and include all like older lws versions" OFF) option(LWS_WITH_SUL_DEBUGGING "Enable zombie lws_sul checking on object deletion" OFF) option(LWS_WITH_PLUGINS_API "Build generic lws_plugins apis (see LWS_WITH_PLUGINS to also build protocol plugins)" OFF) option(LWS_WITH_CONMON "Collect introspectable connection latency stats on individual client connections" ON) option(LWS_WITHOUT_EVENTFD "Force using pipe instead of eventfd" OFF) if (UNIX OR WIN32) option(LWS_WITH_CACHE_NSCOOKIEJAR "Build file-backed lws-cache-ttl that uses netscape cookie jar format (linux-only)" ON) else() option(LWS_WITH_CACHE_NSCOOKIEJAR "Build file-backed lws-cache-ttl that uses netscape cookie jar format (linux-only)" OFF) endif() if (${CMAKE_SYSTEM_NAME} MATCHES "Linux") option(LWS_WITH_NETLINK "Monitor Netlink for Routing Table changes" ON) else() set(LWS_WITH_NETLINK 0) endif() if (${CMAKE_SYSTEM_NAME} MATCHES "SunOS") # its openssl has md5 deprecated set(LWS_SUPPRESS_DEPRECATED_API_WARNINGS 1) endif() # # to use miniz, enable both LWS_WITH_ZLIB and LWS_WITH_MINIZ # # End of user settings # # sets of sub-options implied by other options # set(LIB_LIST "") set(LIB_LIST_AT_END) set(LWS_LIBRARIES) set(LWS_OPENSSL_SUPPORT 0) include(CMakeLists-implied-options.txt) # # Structural helpers for cmake in subdirs # macro(add_subdir_include_directories arg1) add_subdirectory(${arg1}) include_directories(${_CMAKE_INC_LIST}) endmacro() macro(exports_to_parent_scope) set(SOURCES ${SOURCES} PARENT_SCOPE) if (LIB_LIST) set(LIB_LIST ${LIB_LIST} PARENT_SCOPE) endif() get_property(_CURR DIRECTORY PROPERTY INCLUDE_DIRECTORIES) set(_CMAKE_INC_LIST ${_CURR} PARENT_SCOPE) if (LWS_LIB_BUILD_INC_PATHS) set(LWS_LIB_BUILD_INC_PATHS ${LWS_LIB_BUILD_INC_PATHS} PARENT_SCOPE) endif() endmacro() macro(export_to_parent_intermediate) set(SOURCES ${SOURCES} PARENT_SCOPE) if (LIB_LIST) set(LIB_LIST ${LIB_LIST} PARENT_SCOPE) endif() set(_CMAKE_INC_LIST ${_CMAKE_INC_LIST} PARENT_SCOPE) if (LWS_LIB_BUILD_INC_PATHS) set(LWS_LIB_BUILD_INC_PATHS ${LWS_LIB_BUILD_INC_PATHS} PARENT_SCOPE) endif() endmacro() # # Try to find the current Git hash # find_package(Git) if(GIT_EXECUTABLE) execute_process( WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}" COMMAND "${GIT_EXECUTABLE}" describe --tags --always OUTPUT_VARIABLE GIT_HASH OUTPUT_STRIP_TRAILING_WHITESPACE ) set(LWS_BUILD_HASH ${GIT_HASH}) # append the build user and hostname if (NOT LWS_REPRODUCIBLE) execute_process( WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}" COMMAND "whoami" OUTPUT_VARIABLE GIT_USER OUTPUT_STRIP_TRAILING_WHITESPACE ) execute_process( WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}" COMMAND "hostname" OUTPUT_VARIABLE GIT_HOST OUTPUT_STRIP_TRAILING_WHITESPACE ) string(REGEX REPLACE "([^\\])[\\]([^\\])" "\\1\\\\\\\\\\2" GIT_USER ${GIT_USER}) set(LWS_BUILD_HASH ${GIT_USER}@${GIT_HOST}-${GIT_HASH}) endif() message("Git commit hash: ${LWS_BUILD_HASH}") endif() if ("${LWS_BUILD_HASH}" STREQUAL "") set(LWS_BUILD_HASH "unknown") endif() set(PACKAGE "libwebsockets") set(CPACK_RPM_PACKAGE_LICENSE "MIT") set(CPACK_PACKAGE_NAME "${PACKAGE}") set(CPACK_PACKAGE_VERSION_MAJOR "4") set(CPACK_PACKAGE_VERSION_MINOR "3") set(CPACK_PACKAGE_VERSION_PATCH_NUMBER "3") set(CPACK_PACKAGE_VERSION_PATCH "${CPACK_PACKAGE_VERSION_PATCH_NUMBER}-${LWS_BUILD_HASH}") set(CPACK_PACKAGE_RELEASE 1) set(CPACK_PACKAGE_VERSION "${CPACK_PACKAGE_VERSION_MAJOR}.${CPACK_PACKAGE_VERSION_MINOR}.${CPACK_PACKAGE_VERSION_PATCH}") set(CPACK_PACKAGE_VENDOR "andy@warmcat.com") set(CPACK_PACKAGE_CONTACT "andy@warmcat.com") set(CPACK_PACKAGE_DESCRIPTION_SUMMARY "${PACKAGE} ${CPACK_PACKAGE_VERSION}") set(SOVERSION "19") if(NOT CPACK_GENERATOR) if(UNIX) set(CPACK_GENERATOR "TGZ") else() set(CPACK_GENERATOR "ZIP") endif() endif() set(CPACK_SOURCE_GENERATOR "TGZ") set(CPACK_SOURCE_PACKAGE_FILE_NAME "${CPACK_PACKAGE_NAME}-${CPACK_PACKAGE_VERSION}") set(VERSION "${CPACK_PACKAGE_VERSION}") set(CPACK_RPM_PACKAGE_RELEASE_DIST ON) set(CPACK_RPM_FILE_NAME "RPM-DEFAULT") # below makes path length problems in CI set(CPACK_RPM_DEBUGINFO_PACKAGE OFF) # below makes some kind of chimera rpm with binaries and sources set(CPACK_RPM_PACKAGE_SOURCES OFF) set(CPACK_RPM_INSTALL_WITH_EXEC ON) set(CPACK_RPM_COMPONENT_INSTALL ON) set(CPACK_DEBIAN_FILE_NAME "DEB-DEFAULT") set(CPACK_DEBIAN_PACKAGE_SHLIBDEPS ON) set(CPACK_DEBIAN_DEBUGINFO_PACKAGE ON) set(CPACK_DEBIAN_PACKAGE_SOURCE ON) set(CPACK_DEBIAN_COMPONENT_INSTALL ON) set(LWS_LIBRARY_VERSION ${CPACK_PACKAGE_VERSION}) set(LWS_LIBRARY_VERSION_MAJOR ${CPACK_PACKAGE_VERSION_MAJOR}) set(LWS_LIBRARY_VERSION_MINOR ${CPACK_PACKAGE_VERSION_MINOR}) set(LWS_LIBRARY_VERSION_PATCH ${CPACK_PACKAGE_VERSION_PATCH_NUMBER}) set(LWS_LIBRARY_VERSION_PATCH_ELABORATED ${CPACK_PACKAGE_VERSION_PATCH}) if (NOT CMAKE_MODULE_PATH) set(CMAKE_MODULE_PATH "") endif() set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${PROJECT_SOURCE_DIR}/cmake/") if (CMAKE_TOOLCHAIN_FILE) message(STATUS "CMAKE_TOOLCHAIN_FILE='${CMAKE_TOOLCHAIN_FILE}'") endif() if (NOT LIB_SUFFIX) set(LIB_SUFFIX "") endif() if (WIN32) configure_file(${CMAKE_CURRENT_SOURCE_DIR}/win32port/version.rc.in ${CMAKE_CURRENT_BINARY_DIR}/win32port/version.rc @ONLY) set(RESOURCES ${CMAKE_CURRENT_BINARY_DIR}/win32port/version.rc) endif() include_directories(include) # Allow the user to override installation directories. set(LWS_INSTALL_LIB_DIR lib CACHE PATH "Installation directory for libraries") set(LWS_INSTALL_BIN_DIR bin CACHE PATH "Installation directory for executables") set(LWS_INSTALL_INCLUDE_DIR include CACHE PATH "Installation directory for header files") set(LWS_INSTALL_EXAMPLES_DIR bin CACHE PATH "Installation directory for example files") # if you gave LWS_WITH_MINIZ, point to MINIZ here if not found # automatically set(LWS_ZLIB_LIBRARIES CACHE PATH "Path to the zlib/miniz library") set(LWS_ZLIB_INCLUDE_DIRS CACHE PATH "Path to the zlib/miniz include directory") set(LWS_SQLITE3_LIBRARIES CACHE PATH "Path to the sqlite3 library") set(LWS_SQLITE3_INCLUDE_DIRS CACHE PATH "Path to the sqlite3 include directory") set(LWS_LIBMOUNT_INCLUDE_DIRS CACHE PATH "Path to the libmount include directory") set(LWS_LIBMOUNT_LIBRARIES CACHE PATH "Path to the libmount library") # on unix, these are in the toolchain. On win32 you have to put them somewhere # yourself and point to them here set(LWS_EXT_PTHREAD_INCLUDE_DIR CACHE PATH "Path to an external pthreads include directory") set(LWS_EXT_PTHREAD_LIBRARIES CACHE PATH "Path to an external pthreads library") if (LWS_WITH_HTTP_STREAM_COMPRESSION) set(LWS_WITH_ZLIB 1) endif() if (LWS_WITH_ZLIB AND NOT LWS_WITH_BUNDLED_ZLIB) if ("${LWS_ZLIB_LIBRARIES}" STREQUAL "" OR "${LWS_ZLIB_INCLUDE_DIRS}" STREQUAL "") else() set(ZLIB_LIBRARIES ${LWS_ZLIB_LIBRARIES}) set(ZLIB_INCLUDE_DIRS ${LWS_ZLIB_INCLUDE_DIRS}) set(ZLIB_FOUND 1) endif() endif() if (LWS_WITH_SQLITE3) if ("${LWS_SQLITE3_LIBRARIES}" STREQUAL "" OR "${LWS_SQLITE3_INCLUDE_DIRS}" STREQUAL "") else() set(SQLITE3_LIBRARIES ${LWS_SQLITE3_LIBRARIES}) set(SQLITE3_INCLUDE_DIRS ${LWS_SQLITE3_INCLUDE_DIRS}) set(SQLITE3_FOUND 1) endif() endif() include_directories("${PROJECT_BINARY_DIR}") # Check for different inline keyword versions. foreach(KEYWORD "inline" "__inline__" "__inline") set(CMAKE_REQUIRED_DEFINITIONS "-DKEYWORD=${KEYWORD}") CHECK_C_SOURCE_COMPILES( " #include static KEYWORD void a() {} int main(int argc, char **argv) { a(); return 0; } " LWS_HAVE_${KEYWORD}) endforeach() if (NOT LWS_HAVE_inline) if (LWS_HAVE___inline__) set(inline __inline__) elseif(LWS_HAVE___inline) set(inline __inline) endif() endif() # Put the libraries and binaries that get built into directories at the # top of the build tree rather than in hard-to-find leaf directories. SET(CMAKE_RUNTIME_OUTPUT_DIRECTORY "${PROJECT_BINARY_DIR}/bin") SET(CMAKE_LIBRARY_OUTPUT_DIRECTORY "${PROJECT_BINARY_DIR}/lib") SET(CMAKE_ARCHIVE_OUTPUT_DIRECTORY "${PROJECT_BINARY_DIR}/lib") SET(LWS_INSTALL_PATH "${CMAKE_INSTALL_PREFIX}") # Put absolute path of dynamic libraries into the object code. Some # architectures, notably Mac OS X, need this. SET(CMAKE_INSTALL_NAME_DIR "${CMAKE_INSTALL_PREFIX}/${LWS_INSTALL_LIB_DIR}${LIB_SUFFIX}") if (LWS_WITHOUT_BUILTIN_SHA1) set(LWS_SHA1_USE_OPENSSL_NAME 1) endif() CHECK_C_SOURCE_COMPILES( "#include int main(int argc, char **argv) { return malloc_trim(0); } " LWS_HAVE_MALLOC_TRIM) CHECK_C_SOURCE_COMPILES( "#include int main(int argc, char **argv) { return (int)malloc_usable_size((void *)0); } " LWS_HAVE_MALLOC_USABLE_SIZE) CHECK_FUNCTION_EXISTS(fork LWS_HAVE_FORK) CHECK_FUNCTION_EXISTS(getenv LWS_HAVE_GETENV) CHECK_FUNCTION_EXISTS(malloc LWS_HAVE_MALLOC) CHECK_FUNCTION_EXISTS(memset LWS_HAVE_MEMSET) CHECK_FUNCTION_EXISTS(realloc LWS_HAVE_REALLOC) CHECK_FUNCTION_EXISTS(socket LWS_HAVE_SOCKET) CHECK_FUNCTION_EXISTS(strerror LWS_HAVE_STRERROR) CHECK_FUNCTION_EXISTS(vfork LWS_HAVE_VFORK) CHECK_FUNCTION_EXISTS(execvpe LWS_HAVE_EXECVPE) CHECK_FUNCTION_EXISTS(getifaddrs LWS_HAVE_GETIFADDRS) CHECK_FUNCTION_EXISTS(snprintf LWS_HAVE_SNPRINTF) CHECK_FUNCTION_EXISTS(_snprintf LWS_HAVE__SNPRINTF) CHECK_FUNCTION_EXISTS(_vsnprintf LWS_HAVE__VSNPRINTF) CHECK_FUNCTION_EXISTS(getloadavg LWS_HAVE_GETLOADAVG) CHECK_FUNCTION_EXISTS(atoll LWS_HAVE_ATOLL) CHECK_FUNCTION_EXISTS(_atoi64 LWS_HAVE__ATOI64) CHECK_FUNCTION_EXISTS(_stat32i64 LWS_HAVE__STAT32I64) CHECK_FUNCTION_EXISTS(clock_gettime LWS_HAVE_CLOCK_GETTIME) CHECK_FUNCTION_EXISTS(localtime_r LWS_HAVE_LOCALTIME_R) CHECK_FUNCTION_EXISTS(gmtime_r LWS_HAVE_GMTIME_R) CHECK_FUNCTION_EXISTS(ctime_r LWS_HAVE_CTIME_R) CHECK_FUNCTION_EXISTS(getgrgid_r LWS_HAVE_GETGRGID_R) CHECK_FUNCTION_EXISTS(getgrnam_r LWS_HAVE_GETGRNAM_R) CHECK_FUNCTION_EXISTS(getpwuid_r LWS_HAVE_GETPWUID_R) CHECK_FUNCTION_EXISTS(getpwnam_r LWS_HAVE_GETPWNAM_R) CHECK_FUNCTION_EXISTS(timegm LWS_HAVE_TIMEGM) if(CMAKE_SYSTEM_NAME MATCHES "Darwin") if(CMAKE_OSX_DEPLOYMENT_TARGET LESS "10.12") message("No clock_gettime found on macOS ${CMAKE_OSX_DEPLOYMENT_TARGET}. Disabling LWS_HAVE_CLOCK_GETTIME.") set(LWS_HAVE_CLOCK_GETTIME 0) endif() endif() if (NOT LWS_HAVE_GETIFADDRS) if (LWS_WITHOUT_BUILTIN_GETIFADDRS) message(FATAL_ERROR "No getifaddrs was found on the system. Turn off the LWS_WITHOUT_BUILTIN_GETIFADDRS compile option to use the supplied BSD version.") endif() set(LWS_BUILTIN_GETIFADDRS 1) endif() if (LWS_EXT_PTHREAD_INCLUDE_DIR) set(CMAKE_REQUIRED_INCLUDES ${CMAKE_REQUIRED_INCLUDES};${LWS_EXT_PTHREAD_INCLUDE_DIR}) include_directories(${LWS_EXT_PTHREAD_INCLUDE_DIR}) list(APPEND LIB_LIST_AT_END ${LWS_EXT_PTHREAD_LIBRARIES}) set(CMAKE_REQUIRED_FLAGS ${CMAKE_REQUIRED_FLAGS} " -DHAVE_STRUCT_TIMESPEC=1") endif() # # add libs here that need to be at the end of the link order # if (LWS_EXT_PTHREAD_INCLUDE_DIR) list(APPEND LIB_LIST_AT_END ${LWS_EXT_PTHREAD_LIBRARIES}) endif() if (LWS_WITH_ZLIB AND NOT LWS_WITH_BUNDLED_ZLIB) list(APPEND LIB_LIST_AT_END "${ZLIB_LIBRARIES}") endif() if (LWS_WITH_PLUGINS_API AND UNIX AND CMAKE_DL_LIBS AND NOT (${CMAKE_SYSTEM_NAME} MATCHES "QNX")) list(APPEND LIB_LIST_AT_END ${CMAKE_DL_LIBS}) endif() CHECK_INCLUDE_FILE(in6addr.h LWS_HAVE_IN6ADDR_H) CHECK_INCLUDE_FILE(memory.h LWS_HAVE_MEMORY_H) CHECK_INCLUDE_FILE(netinet/in.h LWS_HAVE_NETINET_IN_H) CHECK_INCLUDE_FILE(stdint.h LWS_HAVE_STDINT_H) CHECK_INCLUDE_FILE(stdlib.h LWS_HAVE_STDLIB_H) CHECK_INCLUDE_FILE(strings.h LWS_HAVE_STRINGS_H) CHECK_INCLUDE_FILE(string.h LWS_HAVE_STRING_H) CHECK_INCLUDE_FILE(sys/prctl.h LWS_HAVE_SYS_PRCTL_H) CHECK_INCLUDE_FILE(sys/socket.h LWS_HAVE_SYS_SOCKET_H) CHECK_INCLUDE_FILE(sys/sockio.h LWS_HAVE_SYS_SOCKIO_H) CHECK_INCLUDE_FILE(sys/stat.h LWS_HAVE_SYS_STAT_H) CHECK_INCLUDE_FILE(sys/types.h LWS_HAVE_SYS_TYPES_H) CHECK_INCLUDE_FILE(unistd.h LWS_HAVE_UNISTD_H) CHECK_INCLUDE_FILE(vfork.h LWS_HAVE_VFORK_H) CHECK_INCLUDE_FILE(sys/capability.h LWS_HAVE_SYS_CAPABILITY_H) CHECK_INCLUDE_FILE(malloc.h LWS_HAVE_MALLOC_H) CHECK_INCLUDE_FILE(pthread.h LWS_HAVE_PTHREAD_H) CHECK_INCLUDE_FILE(inttypes.h LWS_HAVE_INTTYPES_H) CHECK_INCLUDE_FILE(sys/resource.h LWS_HAVE_SYS_RESOURCE_H) if (WIN32 OR MSVC) CHECK_C_SOURCE_COMPILES("#include #include int main() { return 0; }" LWS_HAVE_WIN32_AFUNIX_H) if (LWS_UNIX_SOCK AND NOT LWS_HAVE_WIN32_AFUNIX_H) message("No afunix.h found. Disabling LWS_UNIX_SOCK.") set(LWS_WITH_UNIX_SOCK OFF) endif() endif() CHECK_LIBRARY_EXISTS(cap cap_set_flag "" LWS_HAVE_LIBCAP) if (LWS_WITH_ZLIB AND NOT LWS_WITH_BUNDLED_ZLIB) if (LWS_WITH_MINIZ) CHECK_INCLUDE_FILE(miniz.h LWS_HAVE_ZLIB_H) else() CHECK_INCLUDE_FILE(zlib.h LWS_HAVE_ZLIB_H) endif() endif() CHECK_INCLUDE_FILES("stdlib.h;stdarg.h;string.h" STDC_HEADERS) if (NOT CMAKE_REQUIRED_FLAGS) set(CMAKE_REQUIRED_FLAGS "") endif() if (NOT CMAKE_REQUIRED_INCLUDES) set(CMAKE_REQUIRED_INCLUDES "") endif() if (NOT CMAKE_REQUIRED_LIBRARIES) set(CMAKE_REQUIRED_LIBRARIES "") endif() CHECK_C_SOURCE_COMPILES("#include int main(void) { intptr_t test = 1; return 0; }" LWS_HAS_INTPTR_T) if ((CMAKE_C_COMPILER_ID MATCHES "Clang") OR (CMAKE_CXX_COMPILER_ID MATCHES "Clang")) set(COMPILER_IS_CLANG ON) endif() if (LWS_HAVE_PTHREAD_H AND NOT LWS_PLAT_FREERTOS) CHECK_C_SOURCE_COMPILES(" #ifndef _GNU_SOURCE #define _GNU_SOURCE #endif #include int main(void) { #ifdef __PTW32_H pthread_t th = {0,0}; #else pthread_t th = 0; #endif pthread_setname_np(th, NULL); return 0; }" LWS_HAS_PTHREAD_SETNAME_NP) endif() CHECK_C_SOURCE_COMPILES("#include #include int main(void) { void *p = (void *)getopt_long; return p != NULL; }" LWS_HAS_GETOPT_LONG) CHECK_C_SOURCE_COMPILES("#include int main(void) { int test = RTA_PREF; return 0; }" LWS_HAVE_RTA_PREF) CHECK_C_SOURCE_COMPILES("#include int main(void) { suseconds_t x = 0; return (int)x; }" LWS_HAVE_SUSECONDS_T) if (NOT PID_T_SIZE) set(pid_t int) endif() if (NOT SIZE_T_SIZE) set(size_t "unsigned int") endif() if (NOT LWS_HAVE_MALLOC) set(malloc rpl_malloc) endif() if (NOT LWS_HAVE_REALLOC) set(realloc rpl_realloc) endif() if (CMAKE_COMPILER_IS_GNUCC OR CMAKE_COMPILER_IS_GNUCXX OR COMPILER_IS_CLANG) include (CheckCCompilerFlag) CHECK_C_COMPILER_FLAG(-fvisibility=hidden LWS_HAVE_VISIBILITY) if (LWS_WITH_FANALYZER) CHECK_C_COMPILER_FLAG(-fanalyzer LWS_HAVE_FANALYZER) endif() if (LWS_HAVE_VISIBILITY) set(VISIBILITY_FLAG -fvisibility=hidden) endif() if (LWS_WITH_GCOV) set (GCOV_FLAGS "-fprofile-arcs -ftest-coverage ") else() set(GCOV_FLAGS "") endif() if (LWS_WITH_ASAN) set (ASAN_FLAGS "-fsanitize=address -fsanitize=undefined -fsanitize-address-use-after-scope -fsanitize-undefined-trap-on-error") if (NOT COMPILER_IS_CLANG) set (ASAN_FLAGS "${ASAN_FLAGS} -fsanitize=pointer-compare -fsanitize=pointer-subtract -fsanitize=leak") endif() message("Enabling ASAN") else() set(ASAN_FLAGS "") endif() check_c_compiler_flag("-Wignored-qualifiers" LWS_GCC_HAS_IGNORED_QUALIFIERS) check_c_compiler_flag("-Wtype-limits" LWS_GCC_HAS_TYPE_LIMITS) check_c_compiler_flag("-Wno-deprecated-declarations" LWS_GCC_HAS_NO_DEPRECATED_DECLARATIONS) if (LWS_GCC_HAS_IGNORED_QUALIFIERS) set(CMAKE_C_FLAGS "-Wignored-qualifiers ${CMAKE_C_FLAGS}" ) endif() if (LWS_GCC_HAS_TYPE_LIMITS) set(CMAKE_C_FLAGS "-Wtype-limits ${CMAKE_C_FLAGS}" ) endif() if (LWS_WITH_FANALYZER AND LWS_HAVE_FANALYZER) set(CMAKE_C_FLAGS "-fanalyzer ${CMAKE_C_FLAGS}" ) endif() if (CMAKE_COMPILER_IS_CLANG OR CMAKE_C_COMPILER_VERSION VERSION_GREATER 4.4) set(CMAKE_C_FLAGS "-Wuninitialized ${CMAKE_C_FLAGS}") endif() # always warn all and generate debug info if (UNIX AND NOT LWS_PLAT_FREERTOS) set(CMAKE_C_FLAGS "-Wall -Wextra -Wno-unused-parameter -Wconversion -Wsign-compare -Wstrict-aliasing ${VISIBILITY_FLAG} -Wundef ${GCOV_FLAGS} ${CMAKE_C_FLAGS} ${ASAN_FLAGS}" ) else() set(CMAKE_C_FLAGS "-Wall -Wsign-compare ${VISIBILITY_FLAG} ${GCOV_FLAGS} ${CMAKE_C_FLAGS}" ) endif() if (PICO_SDK_PATH) set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wextra -Wno-unused-parameter -Wconversion -Wsign-compare -Wstrict-aliasing -Wundef -nolibc") endif() if (ESP_PLATFORM AND (CONFIG_IDF_TARGET_ESP32 OR CONFIG_IDF_TARGET_ESP32S2 OR CONFIG_IDF_TARGET_ESP32S3)) set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -mlongcalls") endif() if ("${DISABLE_WERROR}" STREQUAL "OFF") set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Werror") endif() if (LWS_SUPPRESS_DEPRECATED_API_WARNINGS) set(CMAKE_C_FLAGS "-Wno-deprecated ${CMAKE_C_FLAGS}") if (LWS_GCC_HAS_NO_DEPRECATED_DECLARATIONS) set(CMAKE_C_FLAGS "-Wno-deprecated-declarations ${CMAKE_C_FLAGS}") endif() endif() endif () if ((CMAKE_COMPILER_IS_GNUCC OR CMAKE_COMPILER_IS_GNUCXX) AND NOT LWS_WITHOUT_TESTAPPS) if (UNIX AND LWS_HAVE_PTHREAD_H AND NOT (${CMAKE_SYSTEM_NAME} MATCHES "QNX")) # jeez clang understands -pthread but dies if he sees it at link time! # http://stackoverflow.com/questions/2391194/what-is-gs-pthread-equiv-in-clang set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -pthread" ) list(APPEND LIB_LIST_AT_END -lpthread) endif() endif() if (COMPILER_IS_CLANG) # otherwise osx blows a bunch of openssl deprecated api errors set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-deprecated-declarations" ) if (UNIX AND LWS_HAVE_PTHREAD_H) set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -pthread -Wno-error=unused-command-line-argument" ) endif() endif() if (WINCE) list(APPEND LIB_LIST_AT_END ws2.lib) elseif (WIN32) list(APPEND LIB_LIST_AT_END ws2_32.lib userenv.lib psapi.lib iphlpapi.lib crypt32.lib) endif() if (MSVC) # Turn off pointless microsoft security warnings. add_definitions(-D_CRT_SECURE_NO_DEPRECATE -D_CRT_NONSTDC_NO_DEPRECATE) # Fail the build if any warnings add_compile_options(/W3 /WX) # Unbreak MSVC broken preprocessor __VA_ARGS__ behaviour if (MSVC_VERSION GREATER 1925) add_compile_options(/Zc:preprocessor /wd5105) else() add_compile_options(/experimental:preprocessor /wd5105) endif() endif(MSVC) if (MINGW) set(LWS_MINGW_SUPPORT 1) set(CMAKE_C_FLAGS "-D__USE_MINGW_ANSI_STDIO ${CMAKE_C_FLAGS}") add_definitions(-DWINVER=0x0601 -D_WIN32_WINNT=0x0601) endif() if (HDR_PRIVATE) source_group("Headers Private" FILES ${HDR_PRIVATE}) endif() if (HDR_PUBLIC) source_group("Headers Public" FILES ${HDR_PUBLIC}) endif() if (SOURCES) source_group("Sources" FILES ${SOURCES}) endif() if (RESOURCES) source_group("Resources" FILES ${RESOURCES}) endif() # # ZLIB (needed for deflate extension and if LWS_WITH_HTTP_STREAM_COMPRESSION) # if (LWS_WITH_ZLIB AND NOT LWS_WITH_BUNDLED_ZLIB) if (NOT ZLIB_FOUND) if (LWS_WITH_MINIZ) find_package(Miniz REQUIRED) set(ZLIB_INCLUDE_DIRS ${MINIZ_INCLUDE_DIR}) set(ZLIB_LIBRARIES ${MINIZ_LIBRARIES}) else() find_package(ZLIB REQUIRED) endif() endif() message("zlib/miniz include dirs: ${ZLIB_INCLUDE_DIRS}") message("zlib/miniz libraries: ${ZLIB_LIBRARIES}") include_directories(${ZLIB_INCLUDE_DIRS}) # done later at end of link list # list(APPEND LIB_LIST ${ZLIB_LIBRARIES}) set(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} ${ZLIB_LIBRARIES}) list(APPEND LIB_LIST_AT_END ${ZLIB_LIBRARIES}) endif() if (LWS_WITH_FSMOUNT AND ${CMAKE_SYSTEM_NAME} STREQUAL "Linux") if (NOT LWS_LIBMOUNT_INCLUDE_DIRS STREQUAL "") include_directories(${LWS_LIBMOUNT_INCLUDE_DIRS}) message("libmount include dir: ${LWS_LIBMOUNT_INCLUDE_DIRS}") endif() if (NOT LWS_LIBMOUNT_LIBRARIES STREQUAL "") message("libmount libraries: ${LWS_LIBMOUNT_LIBRARIES}") list(APPEND LIB_LIST ${LWS_LIBMOUNT_LIBRARIES}) else() list(APPEND LIB_LIST mount) endif() endif() if (LWS_WITH_SQLITE3) if (NOT SQLITE3_FOUND) find_path(SQLITE3_INCLUDE_DIRS NAMES sqlite3.h) find_library(SQLITE3_LIBRARIES NAMES sqlite3) if(SQLITE3_INCLUDE_DIRS AND SQLITE3_LIBRARIES) set(SQLITE3_FOUND 1) endif() endif() message("sqlite3 include dir: ${SQLITE3_INCLUDE_DIRS}") message("sqlite3 libraries: ${SQLITE3_LIBRARIES}") include_directories("${SQLITE3_INCLUDE_DIRS}") list(APPEND LIB_LIST ${SQLITE3_LIBRARIES}) endif() if (LWS_WITH_HUBBUB) find_library(LIBHUBBUB_LIBRARIES NAMES hubbub) list(APPEND LIB_LIST ${LIBHUBBUB_LIBRARIES} ) endif() if (LWS_HAVE_LIBCAP) find_library(LIBCAP_LIBRARIES NAMES cap) list(APPEND LIB_LIST ${LIBCAP_LIBRARIES} ) endif() if (LWS_WITH_PLUGINS_BUILTIN) add_subdirectory(plugins) endif() # # Append the "at end" pieces to the lib list # list(APPEND LIB_LIST ${LIB_LIST_AT_END}) # # Second-level CMakeLists # include_directories("${PROJECT_SOURCE_DIR}/lib") add_subdirectory(lib) if(WIN32 AND NOT CYGWIN) set(DEF_INSTALL_CMAKE_DIR cmake) else() set(DEF_INSTALL_CMAKE_DIR lib${LIB_SUFFIX}/cmake/libwebsockets) endif() configure_file(${PROJECT_SOURCE_DIR}/cmake/LwsCheckRequirements.cmake ${PROJECT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/LwsCheckRequirements.cmake @ONLY) configure_file(${PROJECT_SOURCE_DIR}/cmake/LwsCheckRequirements.cmake ${PROJECT_BINARY_DIR}/LwsCheckRequirements.cmake @ONLY) # Generate version info for both build-tree and install-tree. configure_file(${PROJECT_SOURCE_DIR}/cmake/libwebsockets-config-version.cmake.in ${PROJECT_BINARY_DIR}/libwebsockets-config-version.cmake @ONLY) # Generate the config file for the build-tree. set(LWS__INCLUDE_DIRS "${PROJECT_SOURCE_DIR}/lib" "${PROJECT_BINARY_DIR}") set(LIBWEBSOCKETS_INCLUDE_DIRS ${LWS__INCLUDE_DIRS} CACHE PATH "Libwebsockets include directories") configure_file(${PROJECT_SOURCE_DIR}/cmake/libwebsockets-config.cmake.in ${PROJECT_BINARY_DIR}/libwebsockets-config.cmake @ONLY) set(LWS_INSTALL_CMAKE_DIR ${DEF_INSTALL_CMAKE_DIR} CACHE PATH "Installation directory for CMake files") # Export targets (This is used for other CMake projects to easily find the libraries and include files). if (LWS_WITH_EXPORT_LWSTARGETS) export(TARGETS ${LWS_LIBRARIES} FILE "${PROJECT_BINARY_DIR}/LibwebsocketsTargets.cmake") endif() set(libwebsockets_DIR ${PROJECT_BINARY_DIR}) set(CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/cmake") message("DIR ${libwebsockets_DIR} CMP ${CMAKE_MODULE_PATH}") if (LWS_WITH_MINIMAL_EXAMPLES) add_subdirectory(minimal-examples) endif() if (NOT LWS_WITHOUT_TESTAPPS) add_subdirectory(test-apps) endif() if (NOT LWS_WITH_PLUGINS_BUILTIN) add_subdirectory(plugins) endif() add_subdirectory(lwsws) # Generate the lws_config.h that includes all the public compilation settings. configure_file( "${PROJECT_SOURCE_DIR}/cmake/lws_config.h.in" "${PROJECT_BINARY_DIR}/lws_config.h") add_custom_command( OUTPUT ${PROJECT_BINARY_DIR}/include/lws_config.h ${PROJECT_BINARY_DIR}/include/libwebsockets ${PROJECT_BINARY_DIR}/include/libwebsockets.h COMMENT "Creating build include dir" COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_CURRENT_SOURCE_DIR}/include/libwebsockets.h ${CMAKE_CURRENT_BINARY_DIR}/include/libwebsockets.h COMMAND ${CMAKE_COMMAND} -E copy_directory ${CMAKE_CURRENT_SOURCE_DIR}/include/libwebsockets/ ${CMAKE_CURRENT_BINARY_DIR}/include/libwebsockets COMMAND ${CMAKE_COMMAND} -E copy ${PROJECT_BINARY_DIR}/lws_config.h ${CMAKE_CURRENT_BINARY_DIR}/include/lws_config.h MAIN_DEPENDENCY ${PROJECT_BINARY_DIR}/lws_config.h ) add_custom_target(GENHDR DEPENDS ${PROJECT_BINARY_DIR}/include/lws_config.h) file(GLOB HDR_PUBLIC1 RELATIVE ${CMAKE_CURRENT_SOURCE_DIR} include/libwebsockets/*.h) file(GLOB HDR_PUBLIC2 RELATIVE ${CMAKE_CURRENT_SOURCE_DIR} include/libwebsockets.h) file(GLOB HDR_PUBLIC3 RELATIVE ${CMAKE_CURRENT_SOURCE_DIR} ${CMAKE_CURRENT_BINARY_DIR}/include/lws_config.h) list(APPEND HDR_PUBLIC ${HDR_PUBLIC1} ${HDR_PUBLIC2} ${HDR_PUBLIC3}) set_source_files_properties(${HDR_PUBLIC} PROPERTIES GENERATED 1) if (LWS_WITH_STATIC) add_dependencies(websockets GENHDR) endif() if (LWS_WITH_SHARED) add_dependencies(websockets_shared GENHDR) endif() # # # Installation preparations. # export(PACKAGE libwebsockets) install(DIRECTORY include/libwebsockets DESTINATION "${LWS_INSTALL_INCLUDE_DIR}" COMPONENT dev) install(FILES ${PROJECT_BINARY_DIR}/include/libwebsockets.h ${PROJECT_BINARY_DIR}/include/lws_config.h DESTINATION "${LWS_INSTALL_INCLUDE_DIR}" COMPONENT dev) # Generate the config file for the installation tree. get_filename_component(LWS_ABSOLUTE_INSTALL_CMAKE_DIR ${LWS_INSTALL_CMAKE_DIR} ABSOLUTE) get_filename_component(LWS_ABSOLUTE_INSTALL_INCLUDE_DIR ${LWS_INSTALL_INCLUDE_DIR} ABSOLUTE) file(RELATIVE_PATH REL_INCLUDE_DIR "${LWS_ABSOLUTE_INSTALL_CMAKE_DIR}" "${LWS_ABSOLUTE_INSTALL_INCLUDE_DIR}") # Calculate the relative directory from the cmake dir. if (DEFINED REL_INCLUDE_DIR) set(LWS__INCLUDE_DIRS "\${LWS_CMAKE_DIR}/${REL_INCLUDE_DIR}") endif() if (DEFINED OPENSSL_INCLUDE_DIRS) set(LWS__INCLUDE_DIRS "${LWS__INCLUDE_DIRS};${OPENSSL_INCLUDE_DIRS}") endif() configure_file(${PROJECT_SOURCE_DIR}/cmake/libwebsockets-config.cmake.in ${PROJECT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/libwebsockets-config.cmake @ONLY) set_target_properties(${LWS_LIBRARIES} PROPERTIES PUBLIC_HEADER "${HDR_PUBLIC}") # Install the LibwebsocketsConfig.cmake and LibwebsocketsConfigVersion.cmake install(FILES "${PROJECT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/libwebsockets-config.cmake" "${PROJECT_BINARY_DIR}/libwebsockets-config-version.cmake" "${PROJECT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/LwsCheckRequirements.cmake" DESTINATION "${LWS_INSTALL_CMAKE_DIR}" COMPONENT dev) # Install exports for the install-tree. if (LWS_WITH_EXPORT_LWSTARGETS) install(EXPORT LibwebsocketsTargets DESTINATION "${LWS_INSTALL_CMAKE_DIR}" COMPONENT dev) endif() # build subdir is not part of sources set(CPACK_SOURCE_IGNORE_FILES $(CPACK_SOURCE_IGNORE_FILES) "/.git/" "/build/" "\\\\.tgz$" "\\\\.tar\\\\.gz$") # Most people are more used to "make dist" compared to "make package_source" add_custom_target(dist COMMAND "${CMAKE_MAKE_PROGRAM}" package_source) # This must always be last! include(CPack)