path: root/CMakeLists.txt

cmake_minimum_required(VERSION 2.8.9)

# 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)

# it's at this point any toolchain file is brought in
project(libwebsockets C)

#
# 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)

#
# 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" OFF)
option(LWS_WITH_PLUGINS "Support plugins for protocols and extensions" 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_GENERIC_SESSIONS "With the Generic Sessions plugin" 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_SERVER_STATUS "Support json + jscript server monitoring" 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)

#
# Secure Streams
#
option(LWS_WITH_SECURE_STREAMS "Secure Streams protocol-agnostic API" 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)

#
# 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 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)
#
# 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)

#
# 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)
#
# Specific platforms
#
option(LWS_WITH_ESP32 "Build for ESP32" OFF)
option(LWS_WITH_ESP32_HELPER "Build ESP32 helper" 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_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 (WIN32 OR 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 from being compiled in" OFF)
option(LWS_LOGS_TIMESTAMP "Timestamp at start of logs" ON)
option(LWS_AVOID_SIGPIPE_IGN "Android 7+ reportedly needs this" OFF)
option(LWS_WITH_STATS "Keep statistics of lws internal operations" OFF)
option(LWS_WITH_JOSE "JSON Web Signature / Encryption / Keys (RFC7515/6/) 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" OFF)
option(LWS_WITH_ASAN "Build with gcc runtime sanitizer options enabled (needs libasan)" OFF)
option(LWS_WITH_DIR "Directory scanning api support" 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_DEPRECATED_LWS_DLL "Migrate to lws_dll2 instead ASAP" OFF)
option(LWS_WITH_SEQUENCER "lws_seq_t support" ON)
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_DETAILED_LATENCY "Record detailed latency stats for each read and write" OFF)
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)


#
# to use miniz, enable both LWS_WITH_ZLIB and LWS_WITH_MINIZ
#
# End of user settings
#

# Workaround for ESP-IDF
# Detect ESP_PLATFORM environment flag, if exist, set LWS_WITH_ESP32.
# Otherwise the user may not be able to run configuration ESP-IDF in the first time.
if(ESP_PLATFORM)
	message(STATUS "ESP-IDF enabled")
	set(LWS_WITH_ESP32 ON)
else()
	set(LWS_WITH_ESP32_HELPER OFF)
endif()

if (LWS_WITH_ESP32)
	set(LWS_PLAT_FREERTOS 1)
endif()

if (LWS_PLAT_FREERTOS OR LWS_PLAT_OPTEE)
	set(LWS_WITH_UDP 0)
endif()

if (WIN32 OR LWS_PLAT_FREERTOS)
	message(STATUS "No LWS_WITH_DIR or LWS_WITH_LEJP_CONF")
	set(LWS_WITH_DIR OFF)
	set(LWS_WITH_LEJP_CONF OFF)
	message("LWS_WITH_DIR ${LWS_WITH_DIR}")
else()
	message(STATUS "Compiled with LWS_WITH_DIR and LWS_WITH_LEJP_CONF")
	set(LWS_WITH_DIR ON)
	set(LWS_WITH_LEJP_CONF ON)
endif()

if (LWS_FOR_GITOHASHI)
	set(LWS_WITH_THREADPOOL 1)
	set(LWS_WITH_HTTP2 1)
	set(LWS_UNIX_SOCK 1)
	set(LWS_WITH_HTTP_PROXY 1)
	set(LWS_WITH_FTS 1)
	set(LWS_WITH_DISKCACHE 1)
	set(LWS_WITH_LWSAC 1)
	set(LWS_WITH_LEJP_CONF 1)
	set(LWS_WITH_SPAWN 1)
	set(LWS_WITH_FSMOUNT 1)
	set(LWS_WITH_STRUCT_JSON 1)
	set(LWS_WITH_STRUCT_SQLITE3 1)
endif()

if(LWS_WITH_DISTRO_RECOMMENDED)
	set(LWS_WITH_HTTP2 1)
	set(LWS_WITH_LWSWS 1)
	set(LWS_WITH_CGI 1)
	set(LWS_IPV6 1)
	set(LWS_WITH_ZIP_FOPS 1)
	set(LWS_WITH_SOCKS5 1)
	set(LWS_WITH_RANGES 1)
	set(LWS_WITH_ACME 1)
	set(LWS_WITH_SERVER_STATUS 1)
	set(LWS_WITH_GLIB 1)
	set(LWS_WITH_LIBUV 1)
	set(LWS_WITH_LIBEV 1)
	# libev + libevent cannot coexist at build-time
	set(LWS_WITH_LIBEVENT 0)
	set(LWS_WITHOUT_EXTENSIONS 0)
	set(LWS_ROLE_DBUS 1)
	set(LWS_WITH_FTS 1)
	set(LWS_WITH_THREADPOOL 1)
	set(LWS_UNIX_SOCK 1)
	set(LWS_WITH_HTTP_PROXY 1)
	set(LWS_WITH_DISKCACHE 1)
	set(LWS_WITH_LWSAC 1)
	set(LWS_WITH_LEJP_CONF 1)
	set(LWS_WITH_PLUGINS 1)
	set(LWS_ROLE_RAW_PROXY 1)
	set(LWS_WITH_GENCRYPTO 1)
	set(LWS_WITH_JOSE 1)
	set(LWS_WITH_STRUCT_JSON 1)
	set(LWS_WITH_STRUCT_SQLITE3 1)
	set(LWS_WITH_SPAWN 1)
	set(LWS_WITH_FSMOUNT 1)
	set(LWS_ROLE_MQTT 1)
endif()

if (LWS_WITH_SECURE_STREAMS_PROXY_API)
	set(LWS_WITH_LWS_DSH 1)
	set(LWS_WITH_UNIX_SOCK 1)
endif()

if (NOT LWS_WITH_NETWORK)
	set(LWS_ROLE_MQTT 0)
	set(LWS_ROLE_H1 0)
	set(LWS_ROLE_WS 0)
	set(LWS_ROLE_RAW 0)
	set(LWS_WITHOUT_EXTENSIONS 1)
	set(LWS_WITHOUT_SERVER 1)
	set(LWS_WITHOUT_CLIENT 1)
	set(LWS_WITH_HTTP2 0)
	set(LWS_WITH_SOCKS5 0)
	set(LWS_UNIX_SOCK 0)
	set(LWS_WITH_HTTP_PROXY 0)
	set(LWS_WITH_PLUGINS 0)
	set(LWS_WITH_LWSWS 0)
	set(LWS_WITH_CGI 0)
	set(LWS_ROLE_RAW_PROXY 0)
	set(LWS_WITH_PEER_LIMITS 0)
	set(LWS_WITH_GENERIC_SESSIONS 0)
	set(LWS_WITH_HTTP_STREAM_COMPRESSION 0)
	set(LWS_WITH_HTTP_BROTLI 0)
	set(LWS_WITH_POLL 0)
	set(LWS_WITH_SEQUENCER 0)
	set(LWS_ROLE_DBUS 0)
	set(LWS_WITH_LWS_DSH 0)
	set(LWS_WITH_THREADPOOL 0)
endif()

if (LWS_WITH_CGI)
	set(LWS_WITH_SPAWN 1)
endif()

if (LWS_WITH_STRUCT_SQLITE3)
	set(LWS_WITH_SQLITE3 1)
endif()

# do you care about this?  Then send me a patch where it disables it on travis
# but allows it on APPLE
if (APPLE)
	set(LWS_ROLE_DBUS 0)
endif()

if(NOT DEFINED CMAKE_BUILD_TYPE)
	set(CMAKE_BUILD_TYPE Release CACHE STRING "Build type")
endif()

# microsoft... that's why you can't have nice things

if (WIN32 OR LWS_PLAT_FREERTOS)
	set(LWS_UNIX_SOCK 0)
endif()

if (LWS_PLAT_FREERTOS)
	set(LWS_WITH_LWSAC 0)
	set(LWS_WITH_FTS 0)
endif()

set(PACKAGE "libwebsockets")
set(CPACK_PACKAGE_NAME "${PACKAGE}")
set(CPACK_PACKAGE_VERSION_MAJOR "4")
set(CPACK_PACKAGE_VERSION_MINOR "0")
set(CPACK_PACKAGE_VERSION_PATCH "1")
set(CPACK_PACKAGE_RELEASE 1)
set(CPACK_GENERATOR "RPM")
set(CPACK_PACKAGE_VERSION "${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} ${PACKAGE_VERSION}")
set(SOVERSION "16")
if(NOT CPACK_GENERATOR)
    if(UNIX)
        set(CPACK_GENERATOR "TGZ")
    else()
        set(CPACK_GENERATOR "ZIP")
    endif()
endif()
set(CPACK_SOURCE_GENERATOR "TGZ")
set(CPACK_SOURCE_PACKAGE_FILE_NAME "${CPACK_PACKAGE_NAME}-${CPACK_PACKAGE_VERSION}")
set(VERSION "${CPACK_PACKAGE_VERSION}")

set(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})

set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${PROJECT_SOURCE_DIR}/cmake/")


message(STATUS "CMAKE_TOOLCHAIN_FILE='${CMAKE_TOOLCHAIN_FILE}'")

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()

# 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
		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()

# translate old functionality enables to set up ROLE enables so nothing changes
if (LWS_WITH_HTTP2 AND LWS_WITHOUT_SERVER)
	set(LWS_WITH_HTTP2 0)
	message("HTTP2 disabled due to LWS_WITHOUT_SERVER")
endif()

if (LWS_WITH_HTTP2)
	set(LWS_ROLE_H2 1)
endif()
if (LWS_WITH_CGI)
	set(LWS_ROLE_CGI 1)
endif()

if (NOT LWS_ROLE_WS)
	set(LWS_WITHOUT_EXTENSIONS 1)
endif()

if (LWS_WITH_MBEDTLS)
	include_directories(lib/tls/mbedtls/wrapper/include)
endif()

include_directories(include plugins lib/core lib/core-net lib/event-libs include/abstract lib/tls lib/roles lib/event-libs/libuv lib/event-libs/poll lib/event-libs/libevent lib/event-libs/glib lib/event-libs/libev lib/jose/jwe lib/jose/jws lib/jose lib/misc lib/roles/http lib/roles/http/compression lib/roles/h1 lib/roles/h2 lib/roles/ws lib/roles/cgi lib/roles/dbus lib/roles/raw-proxy lib/abstract lib/system/async-dns lib/roles/mqtt)

if (LWS_WITH_SECURE_STREAMS)
	set(LWS_WITH_SECURE_STREAMS_SYS_AUTH_API_AMAZON_COM 1)
endif()

if (LWS_PLAT_FREERTOS)
	include_directories(lib/plat/freertos lib/plat/freertos/esp32)
else()
	if (WIN32)
		include_directories(lib/plat/windows)
	else()
		if (LWS_WITH_OPTEE)
			include_directories(lib/plat/optee)
		else()
			include_directories(lib/plat/unix)
		endif()
	endif()
endif()


if (LWS_WITH_LWSWS)
 message(STATUS "LWS_WITH_LWSWS --> Enabling LWS_WITH_PLUGINS and LWS_WITH_LIBUV")
 set(LWS_WITH_PLUGINS 1)
 set(LWS_WITH_LIBUV 1)
 set(LWS_WITH_ACCESS_LOG 1)
 set(LWS_WITH_SERVER_STATUS 1)
 set(LWS_WITH_LEJP 1)
 set(LWS_WITH_LEJP_CONF 1)
 set(LWS_WITH_PEER_LIMITS 1)
 set(LWS_ROLE_RAW_PROXY 1)
endif()

# sshd plugin
if (LWS_WITH_PLUGINS)
 set(LWS_WITH_GENCRYPTO 1)
endif()

if (LWS_ROLE_RAW_PROXY)
 set (LWS_WITH_CLIENT 1)
 set (LWS_WITH_SERVER 1)
endif()

if (LWS_WITH_ACME)
 set (LWS_WITH_CLIENT 1)
 set (LWS_WITH_SERVER 1)
 set (LWS_WITH_JOSE 1)
endif()

if (LWS_WITH_JOSE)
 set(LWS_WITH_LEJP 1)
 set(LWS_WITH_GENCRYPTO 1)
endif()

if (LWS_WITH_PLUGINS AND NOT LWS_WITH_LIBUV)
message(STATUS "LWS_WITH_PLUGINS --> Enabling LWS_WITH_LIBUV")
 set(LWS_WITH_LIBUV 1)
endif()

if (LWS_WITH_PLUGINS OR LWS_WITH_CGI)
	# sshd plugin
 set(LWS_WITH_GENCRYPTO 1)
endif()

if (LWS_WITH_GENERIC_SESSIONS)
 set(LWS_WITH_SQLITE3 1)
 # set(LWS_WITH_SMTP 1)
 set(LWS_WITH_STRUCT_SQLITE3 1)
endif()

if (LWS_PLAT_FREERTOS)
 set(LWS_WITH_SHARED OFF)
 set(LWS_WITH_MBEDTLS ON)
  # set(LWS_WITHOUT_CLIENT ON)
 set(LWS_WITHOUT_TESTAPPS ON)
 set(LWS_WITHOUT_EXTENSIONS ON)
 set(LWS_WITH_PLUGINS OFF)
 set(LWS_WITH_RANGES ON)
 # this implies no pthreads in the lib
 set(LWS_MAX_SMP 1)
 set(LWS_HAVE_MALLOC 1)
 set(LWS_HAVE_REALLOC 1)
 set(LWS_HAVE_GETIFADDRS 1)
 set(LWS_WITH_CUSTOM_HEADERS 0)
endif()

if (LWS_WITH_ESP32)
 set(LWS_WITH_ZIP_FOPS 1)
endif()

if (WIN32)
set(LWS_MAX_SMP 1)
set(LWS_WITH_THREADPOOL 0)
endif()

if (LWS_WITHOUT_SERVER)
set(LWS_WITH_LWSWS OFF)
endif()

if (LWS_WITH_LEJP_CONF)
	set(LWS_WITH_DIR 1)
endif()

# confirm H1 relationships

if (NOT LWS_ROLE_H1 AND LWS_ROLE_H2)
	message(FATAL_ERROR "H2 requires LWS_ROLE_H1")
endif()

if (NOT LWS_ROLE_H1 AND LWS_ROLE_WS)
	message(FATAL_ERROR "WS requires LWS_ROLE_H1")
endif()

if (NOT LWS_ROLE_H1 AND LWS_ROLE_CGI)
	message(FATAL_ERROR "CGI requires LWS_ROLE_H1")
endif()

# confirm HTTP relationships

if (NOT LWS_ROLE_H1 AND NOT LWS_ROLE_H2 AND LWS_WITH_HTTP_PROXY)
	message(FATAL_ERROR "LWS_WITH_LWSWS requires LWS_ROLE_H1")
endif()

if (NOT LWS_ROLE_H1 AND NOT LWS_ROLE_H2 AND LWS_WITH_HTTP_PROXY)
	message(FATAL_ERROR "LWS_WITH_HTTP_PROXY requires LWS_ROLE_H1")
endif()

if (NOT LWS_ROLE_H1 AND NOT LWS_ROLE_H2 AND LWS_WITH_RANGES)
	message(FATAL_ERROR "LWS_WITH_RANGES requires LWS_ROLE_H1")
endif()

if (NOT LWS_ROLE_H1 AND NOT LWS_ROLE_H2 AND LWS_WITH_ACCESS_LOG)
	message(FATAL_ERROR "LWS_WITH_ACCESS_LOG requires LWS_ROLE_H1")
endif()


if (LWS_WITH_HTTP_PROXY AND (LWS_WITHOUT_CLIENT OR LWS_WITHOUT_SERVER))
	message("You have to enable both client and server for http proxy")
	set(LWS_WITH_HTTP_PROXY 0)
endif()

# 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")

# Allow the user to use the old CyaSSL options/library in stead of wolfSSL
if (LWS_WITH_CYASSL AND LWS_WITH_WOLFSSL)
	message(FATAL_ERROR "LWS_WITH_CYASSL and LWS_WITH_WOLFSSL are mutually exclusive!")
endif()
if (LWS_WITH_CYASSL)
	# Copy CyaSSL options to the wolfSSL options
	set(LWS_WITH_WOLFSSL ${LWS_WITH_CYASSL} CACHE BOOL "Use wolfSSL/CyaSSL instead of OpenSSL" FORCE)
	set(LWS_WOLFSSL_LIBRARIES ${LWS_CYASSL_LIBRARIES} CACHE PATH "Path to wolfSSL/CyaSSL libraries" FORCE)
	set(LWS_WOLFSSL_INCLUDE_DIRS ${LWS_CYASSL_INCLUDE_DIRS} CACHE PATH "Path to wolfSSL/CyaSSL header files" FORCE)
endif()

if (NOT (LWS_WITH_STATIC OR LWS_WITH_SHARED))
	message(FATAL_ERROR "Makes no sense to compile with neither static nor shared libraries.")
endif()

if (NOT LWS_WITHOUT_EXTENSIONS OR LWS_WITH_ZIP_FOPS)
	set(LWS_WITH_ZLIB 1)
endif()

# 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_OPENSSL_LIBRARIES CACHE PATH "Path to the OpenSSL library")
set(LWS_OPENSSL_INCLUDE_DIRS CACHE PATH "Path to the OpenSSL include directory")
set(LWS_WOLFSSL_LIBRARIES CACHE PATH "Path to the wolfSSL library")
set(LWS_WOLFSSL_INCLUDE_DIRS CACHE PATH "Path to the wolfSSL include directory")
set(LWS_LIBEV_LIBRARIES CACHE PATH "Path to the libev library")
set(LWS_LIBEV_INCLUDE_DIRS CACHE PATH "Path to the libev include directory")
set(LWS_LIBUV_LIBRARIES CACHE PATH "Path to the libuv library")
set(LWS_LIBUV_INCLUDE_DIRS CACHE PATH "Path to the libuv 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_LIBEVENT_INCLUDE_DIRS CACHE PATH "Path to the libevent include directory")
set(LWS_LIBEVENT_LIBRARIES CACHE PATH "Path to the libevent library")
set(LWS_GLIB_INCLUDE_DIRS CACHE PATH "Path to the glib include directory")
set(LWS_GLIB_LIBRARIES CACHE PATH "Path to the glib library")
set(LWS_LIBMOUNT_INCLUDE_DIRS CACHE PATH "Path to the libmount include directory")
set(LWS_LIBMOUNT_LIBRARIES CACHE PATH "Path to the libmount library")


if (NOT LWS_WITH_SSL)
	set(LWS_WITHOUT_BUILTIN_SHA1 OFF)
endif()

if (LWS_WITH_BORINGSSL)
	# boringssl deprecated EVP_PKEY
	set (LWS_WITH_GENHASH OFF)
endif()

if (LWS_WITH_SSL AND NOT LWS_WITH_WOLFSSL AND NOT LWS_WITH_MBEDTLS)
	if ("${LWS_OPENSSL_LIBRARIES}" STREQUAL "" OR "${LWS_OPENSSL_INCLUDE_DIRS}" STREQUAL "")
	else()
		if (NOT LWS_PLAT_FREERTOS)
			set(OPENSSL_LIBRARIES ${LWS_OPENSSL_LIBRARIES})
		endif()
		set(OPENSSL_INCLUDE_DIRS ${LWS_OPENSSL_INCLUDE_DIRS})
		set(OPENSSL_FOUND 1)
	endif()
endif()

if (LWS_WITH_SSL AND LWS_WITH_WOLFSSL)
	if ("${LWS_WOLFSSL_LIBRARIES}" STREQUAL "" OR "${LWS_WOLFSSL_INCLUDE_DIRS}" STREQUAL "")
		if (NOT WOLFSSL_FOUND)
			if (LWS_WITH_CYASSL)
				message(FATAL_ERROR "You must set LWS_CYASSL_LIBRARIES and LWS_CYASSL_INCLUDE_DIRS when LWS_WITH_CYASSL is turned on.")
			else()
				message(FATAL_ERROR "You must set LWS_WOLFSSL_LIBRARIES and LWS_WOLFSSL_INCLUDE_DIRS when LWS_WITH_WOLFSSL is turned on.")
			endif()
		endif()
	else()
		set(WOLFSSL_LIBRARIES ${LWS_WOLFSSL_LIBRARIES})
		set(WOLFSSL_INCLUDE_DIRS ${LWS_WOLFSSL_INCLUDE_DIRS})
		set(WOLFSSL_FOUND 1)
	endif()
	set(USE_WOLFSSL 1)
	set(LWS_WITH_TLS 1)
	if (LWS_WITH_CYASSL)
		set(USE_OLD_CYASSL 1)
	endif()
endif()

if (LWS_WITH_SSL AND LWS_WITH_MBEDTLS)
	if ("${LWS_MBEDTLS_LIBRARIES}" STREQUAL "" OR "${LWS_MBEDTLS_INCLUDE_DIRS}" STREQUAL "" AND NOT LWS_PLAT_FREERTOS)

		find_path(LWS_MBEDTLS_INCLUDE_DIRS mbedtls/ssl.h)

		find_library(MBEDTLS_LIBRARY mbedtls)
		find_library(MBEDX509_LIBRARY mbedx509)
		find_library(MBEDCRYPTO_LIBRARY mbedcrypto)

		set(LWS_MBEDTLS_LIBRARIES "${MBEDTLS_LIBRARY}" "${MBEDX509_LIBRARY}" "${MBEDCRYPTO_LIBRARY}")

		include(FindPackageHandleStandardArgs)
		find_package_handle_standard_args(MBEDTLS DEFAULT_MSG
			LWS_MBEDTLS_INCLUDE_DIRS MBEDTLS_LIBRARY MBEDX509_LIBRARY MBEDCRYPTO_LIBRARY)

		mark_as_advanced(LWS_MBEDTLS_INCLUDE_DIRS MBEDTLS_LIBRARY MBEDX509_LIBRARY MBEDCRYPTO_LIBRARY)

		if ("${LWS_MBEDTLS_LIBRARIES}" STREQUAL "" OR "${LWS_MBEDTLS_INCLUDE_DIRS}" STREQUAL "")
			message(FATAL_ERROR "You must set LWS_MBEDTLS_LIBRARIES and LWS_MBEDTLS_INCLUDE_DIRS when LWS_WITH_MBEDTLS is turned on.")
		endif()
	endif()
	set(MBEDTLS_LIBRARIES ${LWS_MBEDTLS_LIBRARIES})
	set(MBEDTLS_INCLUDE_DIRS ${LWS_MBEDTLS_INCLUDE_DIRS})
	set(MBEDTLS_FOUND 1)
	set(USE_MBEDTLS 1)
endif()

if (LWS_WITH_HTTP_STREAM_COMPRESSION)
	set(LWS_WITH_ZLIB 1)
endif()

if (LWS_WITH_FSMOUNT AND ${CMAKE_SYSTEM_NAME} STREQUAL "Linux")
	if ("${LWS_LIBMOUNT_LIBRARIES}" STREQUAL "" OR "${LWS_LIBMOUNT_INCLUDE_DIRS}" STREQUAL "")

                # libmount paths (this is only on Linux)
                #
                find_path(   LIBMOUNT_INC_PATH NAMES "libmount/libmount.h")
                find_library(LIBMOUNT_LIB_PATH NAMES "mount")
	else()
		set(LIBMOUNT_INC_PATH ${LWS_LIBMOUNT_INCLUDE_DIRS})
		set(LIBMOUNT_LIB_PATH ${LWS_LIBMOUNT_LIBRARIES})
	endif()

	if (NOT LIBMOUNT_INC_PATH OR NOT LIBMOUNT_LIB_PATH)
		message(FATAL_ERROR " Unable to find libmount")
	endif()
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_LIBEV)
	if ("${LWS_LIBEV_LIBRARIES}" STREQUAL "" OR "${LWS_LIBEV_INCLUDE_DIRS}" STREQUAL "")
	else()
		set(LIBEV_LIBRARIES ${LWS_LIBEV_LIBRARIES})
		set(LIBEV_INCLUDE_DIRS ${LWS_LIBEV_INCLUDE_DIRS})
		set(LIBEV_FOUND 1)
	endif()
endif()

if (LWS_WITH_LIBUV)
	if ("${LWS_LIBUV_LIBRARIES}" STREQUAL "" OR "${LWS_LIBUV_INCLUDE_DIRS}" STREQUAL "")
	else()
		set(LIBUV_LIBRARIES ${LWS_LIBUV_LIBRARIES})
		set(LIBUV_INCLUDE_DIRS ${LWS_LIBUV_INCLUDE_DIRS})
		set(LIBUV_FOUND 1)
	endif()
endif()

if (LWS_WITH_LIBEVENT)
	if ("${LWS_LIBEVENT_LIBRARIES}" STREQUAL "" OR "${LWS_LIBEVENT_INCLUDE_DIRS}" STREQUAL "")
	else()
		set(LIBEVENT_LIBRARIES ${LWS_LIBEVENT_LIBRARIES})
		set(LIBEVENT_INCLUDE_DIRS ${LWS_LIBEVENT_INCLUDE_DIRS})
		set(LIBEVENT_FOUND 1)
	endif()
endif()

if (LWS_WITH_GLIB)
	if ("${LWS_GLIB_LIBRARIES}" STREQUAL "" OR "${LWS_GLIB_INCLUDE_DIRS}" STREQUAL "")
	else()
		set(LIBGLIB_LIBRARIES ${LWS_GLIB_LIBRARIES})
		set(LIBGLIB_INCLUDE_DIRS ${LWS_GLIB_INCLUDE_DIRS})
		set(LIBGLIB_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()


if (LWS_WITH_LIBEV AND LWS_WITH_LIBEVENT)
	message(FATAL_ERROR "Sorry libev and libevent conflict with each others' namespace, you can only have one or the other")
endif()

# The base dir where the test-apps look for the SSL certs.
set(LWS_OPENSSL_CLIENT_CERTS ../share CACHE PATH "Server SSL certificate directory")
if (WIN32)
	set(LWS_OPENSSL_CLIENT_CERTS . CACHE PATH "Client SSL certificate directory")

	if (LWS_UNIX_SOCK)
		set(LWS_UNIX_SOCK OFF)
		message(WARNING "Windows does not support UNIX domain sockets")
	endif()
else()
	set(LWS_OPENSSL_CLIENT_CERTS /etc/pki/tls/certs/ CACHE PATH "Client SSL certificate directory")
endif()

# LWS_OPENSSL_SUPPORT deprecated... use LWS_WITH_TLS
if (LWS_WITH_SSL OR LWS_WITH_MBEDTLS)
	set(LWS_OPENSSL_SUPPORT 1)
	set(LWS_WITH_TLS 1)
endif()

if (LWS_SSL_CLIENT_USE_OS_CA_CERTS)
	set(LWS_SSL_CLIENT_USE_OS_CA_CERTS 1)
endif()

if (LWS_WITHOUT_DAEMONIZE OR WIN32)
	set(LWS_NO_DAEMONIZE 1)
endif()

if (LWS_WITH_LIBEV)
	set(LWS_WITH_LIBEV 1)
endif()

if (LWS_WITH_LIBUV)
	set(LWS_WITH_LIBUV 1)
endif()

if (LWS_WITH_LIBEVENT)
	set(LWS_WITH_LIBEVENT 1)
endif()

if (LWS_IPV6)
	set(LWS_WITH_IPV6 1)
endif()

if (LWS_UNIX_SOCK)
    set(LWS_WITH_UNIX_SOCK 1)
endif()

if (LWS_WITH_HTTP2)
	set(LWS_WITH_HTTP2 1)
endif()

if ("${LWS_MAX_SMP}" STREQUAL "")
	set(LWS_MAX_SMP 1)
endif()

set(LWS_WITH_CLIENT 1)
if (LWS_WITHOUT_CLIENT)
	set(LWS_WITH_CLIENT)
endif()
set(LWS_WITH_SERVER 1)
if (LWS_WITHOUT_SERVER)
	set(LWS_WITH_SERVER)
endif()

# using any abstract protocol enables LWS_WITH_ABSTRACT

#if (LWS_WITH_SMTP)
#	set(LWS_WITH_ABSTRACT 1)
#endif()



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 (LWS_SSL_SERVER_WITH_ECDH_CERT)
	set(LWS_SSL_SERVER_WITH_ECDH_CERT 1)
endif()

include_directories("${PROJECT_BINARY_DIR}")

include(CheckCSourceCompiles)

# Check for different inline keyword versions.
foreach(KEYWORD "inline" "__inline__" "__inline")
	set(CMAKE_REQUIRED_DEFINITIONS "-DKEYWORD=${KEYWORD}")
	CHECK_C_SOURCE_COMPILES(
		"
		#include <stdio.h>
		static KEYWORD void a() {}
		int main(int argc, char **argv) { a(); return 0; }
		" LWS_HAVE_${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}")

include(CheckFunctionExists)
include(CheckSymbolExists)
include(CheckIncludeFile)
include(CheckIncludeFiles)
include(CheckLibraryExists)
include(CheckTypeSize)
include(CheckCSourceCompiles)

if (LWS_WITHOUT_BUILTIN_SHA1)
	set(LWS_SHA1_USE_OPENSSL_NAME 1)
endif()

if (HAIKU)
	set(CMAKE_REQUIRED_LIBRARIES network)
endif()

CHECK_C_SOURCE_COMPILES(
	"#include <malloc.h>
	int main(int argc, char **argv) { return malloc_trim(0); }
	" LWS_HAVE_MALLOC_TRIM)
CHECK_C_SOURCE_COMPILES(
	"#include <malloc.h>
	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(eventfd LWS_HAVE_EVENTFD)

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()

CHECK_INCLUDE_FILE(dlfcn.h LWS_HAVE_DLFCN_H)
CHECK_INCLUDE_FILE(fcntl.h LWS_HAVE_FCNTL_H)
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_LIBRARY_EXISTS(cap cap_set_flag "" LWS_HAVE_LIBCAP)

if (LWS_ROLE_DBUS)

	if (NOT LWS_DBUS_LIB)
		set(LWS_DBUS_LIB "dbus-1")
	endif()

	CHECK_LIBRARY_EXISTS(${LWS_DBUS_LIB} dbus_connection_set_watch_functions "" LWS_HAVE_LIBDBUS)
	if (NOT LWS_HAVE_LIBDBUS)
		message(FATAL_ERROR "Install dbus-devel, or libdbus-1-dev etc")
	endif()

	if (NOT LWS_DBUS_INCLUDE1)
		# look in fedora and debian / ubuntu place
		if (EXISTS "/usr/include/dbus-1.0")
			set(LWS_DBUS_INCLUDE1 "/usr/include/dbus-1.0")
		else()
			message(FATAL_ERROR "Set LWS_DBUS_INCLUDE1 to /usr/include/dbus-1.0 or wherever the main dbus includes are")
		endif()
	endif()

	if (NOT LWS_DBUS_INCLUDE2)
		# look in fedora... debian / ubuntu has the ARCH in the path...
		if (EXISTS "/usr/lib64/dbus-1.0/include")
			set(LWS_DBUS_INCLUDE2 "/usr/lib64/dbus-1.0/include")
		else()
			message(FATAL_ERROR "Set LWS_DBUS_INCLUDE2 to /usr/lib/ARCH-linux-gnu/dbus-1.0/include or wherever dbus-arch-deps.h is on your system")
		endif()
	endif()

	set(CMAKE_REQUIRED_INCLUDES ${CMAKE_REQUIRED_INCLUDES};${LWS_DBUS_INCLUDE1};${LWS_DBUS_INCLUDE2})

	CHECK_C_SOURCE_COMPILES("#include <dbus/dbus.h>
	int main(void) {
		return 0;
	}" LWS_DBUS_CHECK_OK)
endif()

if (LWS_WITH_LIBUV)
CHECK_INCLUDE_FILE(uv-version.h LWS_HAVE_UV_VERSION_H)
  # libuv changed the location in 1.21.0. Retain both
  # checks temporarily to ensure a smooth transition.
  if (NOT LWS_HAVE_UV_VERSION_H)
    CHECK_INCLUDE_FILE(uv/version.h LWS_HAVE_NEW_UV_VERSION_H)
  endif()
endif()

if (LWS_WITH_LIBEV)
	CHECK_C_SOURCE_COMPILES(
        "#include <ev.h>
        int main(int argc, char **argv) { return EVBACKEND_LINUXAIO; }
        " LWS_HAVE_EVBACKEND_LINUXAIO)
	CHECK_C_SOURCE_COMPILES(
        "#include <ev.h>
	int main(int argc, char **argv) { return EVBACKEND_IOURING; }
	" LWS_HAVE_EVBACKEND_IOURING)

endif()


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()

# TODO: These can also be tested to see whether they actually work...
set(LWS_HAVE_WORKING_FORK LWS_HAVE_FORK)
set(LWS_HAVE_WORKING_VFORK LWS_HAVE_VFORK)

CHECK_INCLUDE_FILES("stdlib.h;stdarg.h;string.h;float.h" STDC_HEADERS)

CHECK_C_SOURCE_COMPILES("#include <stdint.h> 
	int main(void) {
		intptr_t test = 1;
		return 0;
	}" LWS_HAS_INTPTR_T)

if (LWS_HAVE_PTHREAD_H)
	if ((CMAKE_C_COMPILER_ID MATCHES "Clang") OR (CMAKE_CXX_COMPILER_ID MATCHES "Clang"))
		set(CMAKE_REQUIRED_FLAGS "-pthread -Wno-error=unused-command-line-argument")
	else()
		set(CMAKE_REQUIRED_FLAGS "-pthread")
	endif()

	CHECK_C_SOURCE_COMPILES("#define _GNU_SOURCE
		#include <pthread.h>
		int main(void) {
			pthread_t th = 0;
			pthread_setname_np(th, NULL);
			return 0;
		}" LWS_HAS_PTHREAD_SETNAME_NP)
endif()

CHECK_C_SOURCE_COMPILES("#include <stddef.h>
	#include <getopt.h>
	int main(void) {
		void *p = (void *)getopt_long;
		return p != NULL;
	}" LWS_HAS_GETOPT_LONG)


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 (UNIX)
	execute_process( COMMAND grep -c illumos /lib/ld.so.1 
			 OUTPUT_VARIABLE ILLUMOS ERROR_QUIET )
	# Chomp the \n at end of output.
	string(REGEX REPLACE "[\n]+" "" ILLUMOS "${ILLUMOS}")
	
	if(NOT ${ILLUMOS} MATCHES "0")
		add_definitions( "-D__illumos__" )
		set(ILLUMOS 1)
	endif()
endif()

if (MSVC)
	# Turn off stupid microsoft security warnings.
	add_definitions(-D_CRT_SECURE_NO_DEPRECATE -D_CRT_NONSTDC_NO_DEPRECATE)
endif(MSVC)

include_directories("${PROJECT_SOURCE_DIR}/lib")

# Group headers and sources.
# Some IDEs use this for nicer file structure.
set(HDR_PRIVATE
	lib/core/private-lib-core.h)

set(HDR_PUBLIC
	"${PROJECT_SOURCE_DIR}/include/libwebsockets.h"
	"${PROJECT_BINARY_DIR}/lws_config.h"
	"${PROJECT_SOURCE_DIR}/plugins/ssh-base/include/lws-plugin-ssh.h"
	)

set(SOURCES
	lib/core/alloc.c
	lib/core/buflist.c
	lib/core/context.c
	lib/core/lws_dll2.c
	lib/core/libwebsockets.c
	lib/core/logs.c
	lib/system/system.c
	lib/misc/base64-decode.c
	lib/misc/lws-ring.c
)

if (LWS_WITH_SPAWN)
	list(APPEND SOURCES lib/misc/spawn.c)
endif()

if (LWS_WITH_FSMOUNT AND ${CMAKE_SYSTEM_NAME} STREQUAL "Linux")
	list(APPEND SOURCES lib/misc/fsmount.c)
endif()



if (LWS_WITH_FILE_OPS)
	list(APPEND SOURCES lib/core/vfs.c)
endif()

if (LWS_WITH_DEPRECATED_LWS_DLL)
	list(APPEND SOURCES
		lib/core/lws_dll.c)
endif()
	
if (LWS_WITH_NETWORK)
	list(APPEND SOURCES
		lib/core-net/dummy-callback.c
		lib/core-net/output.c
		lib/core-net/close.c
		lib/core-net/network.c
		lib/core-net/vhost.c
		lib/core-net/pollfd.c
		lib/core-net/service.c
		lib/core-net/sorted-usec-list.c
		lib/core-net/state.c
		lib/core-net/stats.c
		lib/core-net/wsi.c
		lib/core-net/wsi-timeout.c
		lib/core-net/adopt.c
		lib/roles/pipe/ops-pipe.c
	)

	if (LWS_WITH_SYS_ASYNC_DNS)
		list(APPEND SOURCES
			lib/system/async-dns/async-dns.c
			lib/system/async-dns/async-dns-parse.c)
	endif()

	if (LWS_WITH_SYS_NTPCLIENT)
		list(APPEND SOURCES
			lib/system/ntpclient/ntpclient.c)
	endif()

	if (LWS_WITH_SYS_DHCP_CLIENT)
		list(APPEND SOURCES
			lib/system/dhcpclient/dhcpclient.c)
	endif()


	if (LWS_WITH_DETAILED_LATENCY)
		list(APPEND SOURCES
			lib/core-net/detailed-latency.c)
	endif()

	if (LWS_WITH_LWS_DSH)
		list(APPEND SOURCES
			lib/core-net/lws-dsh.c)
	endif()

	if (LWS_WITH_SEQUENCER)
		list(APPEND SOURCES
			lib/core-net/sequencer.c)
	endif()

	if (LWS_WITH_ABSTRACT)
		list(APPEND SOURCES
			lib/abstract/abstract.c
		)
		if (LWS_WITH_SEQUENCER)
			list(APPEND SOURCES
				lib/abstract/test-sequencer.c)
		endif()
	endif()

	if (LWS_WITH_SECURE_STREAMS)
		list(APPEND SOURCES
			lib/secure-streams/secure-streams.c
			lib/secure-streams/policy.c
			lib/secure-streams/system/fetch-policy/fetch-policy.c
		)
		if (LWS_ROLE_H1)
			list(APPEND SOURCES
				lib/secure-streams/protocols/ss-h1.c
			)
		endif()
		if (LWS_ROLE_H2)
			list(APPEND SOURCES
				lib/secure-streams/protocols/ss-h2.c
			)
		endif()
		if (LWS_ROLE_WS)
			list(APPEND SOURCES
				lib/secure-streams/protocols/ss-ws.c
			)
		endif()
		if (LWS_ROLE_MQTT)
			list(APPEND SOURCES
				lib/secure-streams/protocols/ss-mqtt.c
			)
		endif()

		if (LWS_WITH_SECURE_STREAMS_PROXY_API)
			list(APPEND SOURCES
				lib/secure-streams/secure-streams-serialize.c
				lib/secure-streams/secure-streams-client.c
			)
		endif()

		if (LWS_WITH_SECURE_STREAMS_PROXY_API)
			list(APPEND SOURCES
				lib/secure-streams/secure-streams-process.c
			)
		endif()

		if (LWS_WITH_SECURE_STREAMS_SYS_AUTH_API_AMAZON_COM)
			list(APPEND SOURCES
				lib/secure-streams/system/auth-api.amazon.com/auth.c
			)
		endif()
	endif()

	if (LWS_WITH_STATS)
		list(APPEND SOURCES
			lib/core-net/stats.c
		)
	endif()
endif()

if (LWS_WITH_DIR)
	list(APPEND SOURCES lib/misc/dir.c)
endif()

if (LWS_ROLE_MQTT AND LWS_WITH_CLIENT)
       list(APPEND SOURCES
	       lib/roles/mqtt/mqtt.c
	       lib/roles/mqtt/ops-mqtt.c
	       lib/roles/mqtt/primitives.c
	       lib/roles/mqtt/client/client-mqtt.c
	       lib/roles/mqtt/client/client-mqtt-handshake.c
       )
endif()

if (LWS_WITH_THREADPOOL AND UNIX AND LWS_HAVE_PTHREAD_H)
	list(APPEND SOURCES lib/misc/threadpool/threadpool.c)
endif()

if (LWS_ROLE_H1 OR LWS_ROLE_H2)
	list(APPEND SOURCES
		lib/roles/http/header.c
		lib/roles/http/parsers.c)
	if (LWS_WITH_HTTP_STREAM_COMPRESSION)
		list(APPEND SOURCES
			lib/roles/http/compression/stream.c
			lib/roles/http/compression/deflate/deflate.c)
		if (LWS_WITH_HTTP_BROTLI)
			list(APPEND SOURCES
				lib/roles/http/compression/brotli/brotli.c)
		endif()
	endif()
endif()

if (LWS_ROLE_H1)
	list(APPEND SOURCES
		lib/roles/h1/ops-h1.c)
endif()

if (LWS_ROLE_WS)
	list(APPEND SOURCES
		lib/roles/ws/ops-ws.c)
	if (NOT LWS_WITHOUT_CLIENT)
		list(APPEND SOURCES
			lib/roles/ws/client-ws.c
			lib/roles/ws/client-parser-ws.c)
	endif()
	if (NOT LWS_WITHOUT_SERVER)
		list(APPEND SOURCES
			lib/roles/ws/server-ws.c)
	endif()
endif()

if (LWS_ROLE_RAW)
	list(APPEND SOURCES
		lib/roles/raw-skt/ops-raw-skt.c)
	if (LWS_ROLE_RAW_FILE)
		list(APPEND SOURCES lib/roles/raw-file/ops-raw-file.c)
	endif()
		
	if (LWS_WITH_ABSTRACT)
		list(APPEND SOURCES
			lib/abstract/transports/raw-skt.c)
	endif()
endif()

if (LWS_ROLE_RAW_PROXY)
	list(APPEND SOURCES
		lib/roles/raw-proxy/ops-raw-proxy.c)
endif()

if (LWS_ROLE_CGI)
	list(APPEND SOURCES
		lib/roles/cgi/cgi-server.c
		lib/roles/cgi/ops-cgi.c)
endif()

if (LWS_ROLE_DBUS)
	list(APPEND SOURCES
		lib/roles/dbus/dbus.c)
endif()

if (LWS_WITH_ACCESS_LOG)
	list(APPEND SOURCES
		lib/roles/http/server/access-log.c)
endif()

if (LWS_WITH_PEER_LIMITS)
	list(APPEND SOURCES
		lib/misc/peer-limits.c)
endif()

if (LWS_WITH_LWSAC)
	list(APPEND SOURCES
		lib/misc/lwsac/lwsac.c
		lib/misc/lwsac/cached-file.c)
endif()

if (LWS_WITH_FTS)
	list(APPEND SOURCES
		lib/misc/fts/trie.c
		lib/misc/fts/trie-fd.c)
endif()

if (LWS_WITH_DISKCACHE)
	list(APPEND SOURCES
		lib/misc/diskcache.c)
endif()

if (LWS_WITH_STRUCT_JSON)
	list(APPEND SOURCES
		lib/misc/lws-struct-lejp.c)
endif()

if (LWS_WITH_STRUCT_SQLITE3)
	list(APPEND SOURCES
		lib/misc/lws-struct-sqlite.c)
endif()

if (NOT LWS_WITHOUT_CLIENT)
	list(APPEND SOURCES
		lib/core-net/connect.c
		lib/core-net/client.c
		lib/roles/http/client/client-http.c
		lib/roles/http/client/client-handshake.c)
endif()

if (NOT LWS_WITHOUT_SERVER)
	list(APPEND SOURCES
		lib/core-net/server.c)
endif()

if (NOT LWS_WITHOUT_SERVER OR LWS_WITH_SECURE_STREAMS_PROCESS_API)
	list(APPEND SOURCES
		lib/roles/listen/ops-listen.c)
endif()

if (LWS_WITH_MBEDTLS)
 	set(LWS_WITH_SSL ON)
 	
	include_directories(lib/tls/mbedtls/wrapper/include)
	include_directories(lib/tls/mbedtls/wrapper/include/platform)
	include_directories(lib/tls/mbedtls/wrapper/include/internal)
	include_directories(lib/tls/mbedtls/wrapper/include/openssl)
 	
 	if (LWS_WITH_NETWORK)
		list(APPEND HDR_PRIVATE
			lib/tls/mbedtls/wrapper/include/internal/ssl3.h
			lib/tls/mbedtls/wrapper/include/internal/ssl_cert.h
			lib/tls/mbedtls/wrapper/include/internal/ssl_code.h
			lib/tls/mbedtls/wrapper/include/internal/ssl_dbg.h
			lib/tls/mbedtls/wrapper/include/internal/ssl_lib.h
			lib/tls/mbedtls/wrapper/include/internal/ssl_methods.h
			lib/tls/mbedtls/wrapper/include/internal/ssl_pkey.h
			lib/tls/mbedtls/wrapper/include/internal/ssl_stack.h
			lib/tls/mbedtls/wrapper/include/internal/ssl_types.h
			lib/tls/mbedtls/wrapper/include/internal/ssl_x509.h
			lib/tls/mbedtls/wrapper/include/internal/tls1.h
			lib/tls/mbedtls/wrapper/include/internal/x509_vfy.h)
	
		list(APPEND HDR_PRIVATE
			lib/tls/mbedtls/wrapper/include/openssl/ssl.h)
	
		list(APPEND HDR_PRIVATE
			lib/tls/mbedtls/wrapper/include/platform/ssl_pm.h
			lib/tls/mbedtls/wrapper/include/platform/ssl_port.h)
	
		list(APPEND SOURCES
			lib/tls/mbedtls/wrapper/library/ssl_cert.c
			lib/tls/mbedtls/wrapper/library/ssl_lib.c
			lib/tls/mbedtls/wrapper/library/ssl_methods.c
			lib/tls/mbedtls/wrapper/library/ssl_pkey.c
			lib/tls/mbedtls/wrapper/library/ssl_stack.c
			lib/tls/mbedtls/wrapper/library/ssl_x509.c)
	
		list(APPEND SOURCES
			lib/tls/mbedtls/wrapper/platform/ssl_pm.c
			lib/tls/mbedtls/wrapper/platform/ssl_port.c)
	endif()
endif()

if (LWS_WITH_SSL)
	list(APPEND SOURCES
		lib/tls/tls.c
	)
	if (LWS_WITH_NETWORK)
		list(APPEND SOURCES
			lib/tls/tls-network.c
		)
	endif()
		
	if (LWS_WITH_MBEDTLS)
		list(APPEND SOURCES
			lib/tls/mbedtls/mbedtls-tls.c
			lib/tls/mbedtls/mbedtls-x509.c
		)
		if (LWS_WITH_NETWORK)
			list(APPEND SOURCES
				lib/tls/mbedtls/mbedtls-ssl.c
			)
		endif()
		if (LWS_WITH_GENCRYPTO)
			list(APPEND SOURCES
				lib/tls/mbedtls/lws-genhash.c
				lib/tls/mbedtls/lws-genrsa.c
				lib/tls/mbedtls/lws-genaes.c
				lib/tls/lws-genec-common.c
				lib/tls/mbedtls/lws-genec.c
				lib/tls/mbedtls/lws-gencrypto.c
			)
		endif()
	else()
		list(APPEND SOURCES
			lib/tls/openssl/openssl-tls.c
			lib/tls/openssl/openssl-x509.c
		)
		if (LWS_WITH_NETWORK)
			list(APPEND SOURCES
				lib/tls/openssl/openssl-ssl.c
			)
		endif()
		if (LWS_WITH_GENCRYPTO)
			list(APPEND SOURCES
				lib/tls/openssl/lws-genhash.c
				lib/tls/openssl/lws-genrsa.c
				lib/tls/openssl/lws-genaes.c
				lib/tls/lws-genec-common.c
				lib/tls/openssl/lws-genec.c
				lib/tls/openssl/lws-gencrypto.c
			)
		endif()
	endif()
		
	if (NOT LWS_WITHOUT_SERVER)
		list(APPEND SOURCES
			lib/tls/tls-server.c)
		if (LWS_WITH_MBEDTLS)
			list(APPEND SOURCES
				lib/tls/mbedtls/mbedtls-server.c)
		else()
			list(APPEND SOURCES
				lib/tls/openssl/openssl-server.c)
		endif()
	endif()
	if (NOT LWS_WITHOUT_CLIENT)
		list(APPEND SOURCES
			lib/tls/tls-client.c)
		if (LWS_WITH_MBEDTLS)
			list(APPEND SOURCES
				lib/tls/mbedtls/mbedtls-client.c)
		else()
			list(APPEND SOURCES
				lib/tls/openssl/openssl-client.c)
		endif()
		
	endif()
endif()

if (NOT LWS_WITHOUT_BUILTIN_SHA1)
	list(APPEND SOURCES
		lib/misc/sha-1.c)
endif()

if (LWS_WITH_HTTP2 AND NOT LWS_WITHOUT_SERVER)
	list(APPEND SOURCES
		lib/roles/h2/http2.c
		lib/roles/h2/hpack.c
		lib/roles/h2/ops-h2.c)
endif()
# select the active platform files

if (WIN32)
	list(APPEND SOURCES
		lib/plat/windows/windows-fds.c
		lib/plat/windows/windows-file.c
		lib/plat/windows/windows-init.c
		lib/plat/windows/windows-misc.c
		lib/plat/windows/windows-pipe.c
		lib/plat/windows/windows-plugins.c
		lib/plat/windows/windows-service.c
		lib/plat/windows/windows-sockets.c
		)
else()

	if (LWS_PLAT_OPTEE)
		list(APPEND SOURCES
			lib/plat/optee/lws-plat-optee.c
		)
		if (LWS_WITH_NETWORK)
			list(APPEND SOURCES
				lib/plat/optee/network.c
			)
		endif()
	else()
		if (LWS_PLAT_FREERTOS)
			list(APPEND SOURCES
				lib/plat/freertos/freertos-fds.c
				lib/plat/freertos/freertos-init.c
				lib/plat/freertos/freertos-misc.c
				lib/plat/freertos/freertos-pipe.c
				lib/plat/freertos/freertos-service.c
				lib/plat/freertos/freertos-sockets.c
				lib/misc/romfs.c)
			if (LWS_WITH_ESP32_HELPER)
				list(APPEND SOURCES lib/plat/freertos/esp32/esp32-helpers.c)
			endif()
			if (LWS_WITH_FILE_OPS)
				list(APPEND SOURCES lib/plat/freertos/freertos-file.c)
			endif()
			if (LWS_WITH_SYS_ASYNC_DNS)
				list(APPEND SOURCES lib/plat/freertos/freertos-resolv.c)
			endif()
		else()
			set(LWS_PLAT_UNIX 1)
			list(APPEND SOURCES
				lib/plat/unix/unix-caps.c
				lib/plat/unix/unix-misc.c
				lib/plat/unix/unix-init.c
			)
			if (LWS_WITH_FILE_OPS)
				list(APPEND SOURCES lib/plat/unix/unix-file.c)
			endif()
			if (LWS_WITH_NETWORK)
				list(APPEND SOURCES
					lib/plat/unix/unix-pipe.c
					lib/plat/unix/unix-service.c
					lib/plat/unix/unix-sockets.c
					lib/plat/unix/unix-fds.c
				)
				if (LWS_WITH_SYS_ASYNC_DNS)
					if (LWS_PLAT_ANDROID)
						list(APPEND SOURCES lib/plat/unix/android/android-resolv.c)
					else()
						list(APPEND SOURCES lib/plat/unix/unix-resolv.c)
					endif()
				endif()
			endif()
				
			if (LWS_WITH_PLUGINS AND LWS_WITH_LIBUV)
				list(APPEND SOURCES lib/plat/unix/unix-plugins.c)
			endif()
		endif()
	endif()
endif()

if (LWS_WITH_SOCKS5 AND NOT LWS_WITHOUT_CLIENT)
	list(APPEND SOURCES
		lib/core-net/socks5-client.c)
endif()

if ((LWS_ROLE_H1 OR LWS_ROLE_H2) AND NOT LWS_WITHOUT_SERVER)
	list(APPEND SOURCES
		lib/roles/http/server/server.c
		lib/roles/http/server/lws-spa.c)
endif()

if (LWS_ROLE_WS AND NOT LWS_WITHOUT_EXTENSIONS)
	list(APPEND HDR_PRIVATE
		lib/roles/ws/ext/extension-permessage-deflate.h)
	list(APPEND SOURCES
		lib/roles/ws/ext/extension.c
		lib/roles/ws/ext/extension-permessage-deflate.c)
endif()

if (LWS_WITH_HTTP_PROXY)
	list(APPEND SOURCES
		lib/roles/http/server/rewrite.c)
endif()

if (LWS_WITH_POLL AND LWS_WITH_NETWORK)
	list(APPEND SOURCES
		lib/event-libs/poll/poll.c)
endif()

if (LWS_WITH_LIBUV AND LWS_WITH_NETWORK)
	list(APPEND SOURCES
		lib/event-libs/libuv/libuv.c)
endif()

if (LWS_WITH_LIBEVENT AND LWS_WITH_NETWORK)
	list(APPEND SOURCES
		lib/event-libs/libevent/libevent.c)
endif()

if (LWS_WITH_GLIB AND LWS_WITH_NETWORK)
	list(APPEND SOURCES
		lib/event-libs/glib/glib.c)
endif()


if (LWS_WITH_LIBEV AND LWS_WITH_NETWORK)
	list(APPEND SOURCES
		lib/event-libs/libev/libev.c)
	# libev generates a big mess of warnings with gcc, maintainer claims gcc to blame
	set_source_files_properties( lib/event-libs/libev/libev.c PROPERTIES COMPILE_FLAGS "-Wno-error" )
endif()

if (LWS_WITH_LEJP)
	list(APPEND SOURCES
		lib/misc/lejp.c)
endif()	
if (LWS_WITH_LEJP_CONF AND LWS_WITH_NETWORK AND NOT LWS_PLAT_OPTEE)
		list(APPEND SOURCES
			"lib/roles/http/server/lejp-conf.c"
		)
endif()

if (LWS_WITH_ABSTRACT)
	list(APPEND SOURCES
		lib/abstract/transports/unit-test.c)
endif()

#if (LWS_WITH_SMTP)
#	list(APPEND SOURCES
#		lib/abstract/protocols/smtp/smtp.c
#		lib/abstract/protocols/smtp/smtp-sequencer.c
#		)
#endif()

if (LWS_WITH_RANGES)
	list(APPEND SOURCES
		lib/roles/http/server/ranges.c)
endif()

if (LWS_WITH_ZIP_FOPS)
       if (LWS_WITH_ZLIB)
               list(APPEND SOURCES
                       lib/roles/http/server/fops-zip.c)
       else()
               message(FATAL_ERROR "Pre-zipped file support (LWS_WITH_ZIP_FOPS) requires ZLIB (LWS_WITH_ZLIB)")
       endif()
endif()

if (LWS_WITH_JOSE)
	list(APPEND SOURCES
		lib/jose/jwk/jwk.c
		lib/jose/jws/jose.c
		lib/jose/jws/jws.c
		lib/jose/jwe/jwe.c
		lib/jose/jwe/enc/aescbc.c
		lib/jose/jwe/enc/aesgcm.c
		lib/jose/jwe/enc/aeskw.c
		lib/jose/jwe/jwe-rsa-aescbc.c
		lib/jose/jwe/jwe-rsa-aesgcm.c
		lib/jose/jwe/jwe-ecdh-es-aeskw.c
		)
endif()

if (LWS_WITH_TLS AND (LWS_WITH_JOSE OR LWS_WITH_GENCRYPTO))
	list(APPEND SOURCES
		lib/tls/lws-gencrypto-common.c)
endif()

# Add helper files for Windows.
if (WIN32)
	set(WIN32_HELPERS_PATH win32port/win32helpers)
	include_directories(${WIN32_HELPERS_PATH})

		if (WIN32)
			list(APPEND SOURCES
				${WIN32_HELPERS_PATH}/gettimeofday.c
			)

			list(APPEND HDR_PRIVATE
				${WIN32_HELPERS_PATH}/gettimeofday.h
			)
		endif(WIN32)

else()
	# Unix.
	if (NOT LWS_WITHOUT_DAEMONIZE)
		list(APPEND SOURCES
			lib/misc/daemonize.c)
	endif()
endif()

if (UNIX)
	if (NOT LWS_HAVE_GETIFADDRS)
		list(APPEND HDR_PRIVATE lib/misc/getifaddrs.h)
		list(APPEND SOURCES lib/misc/getifaddrs.c)
	endif()
endif()

if ((CMAKE_C_COMPILER_ID MATCHES "Clang") OR (CMAKE_CXX_COMPILER_ID MATCHES "Clang"))
	set(COMPILER_IS_CLANG ON)
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_HAVE_VISIBILITY)
                set(VISIBILITY_FLAG -fvisibility=hidden)
    endif()
    if (LWS_WITH_GCOV)
	    set (GCOV_FLAGS "-fprofile-arcs -ftest-coverage ")
    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")
	endif()

	check_c_compiler_flag("-Wignored-qualifiers" LWS_GCC_HAS_IGNORED_QUALIFIERS)
	check_c_compiler_flag("-Wtype-limits" LWS_GCC_HAS_TYPE_LIMITS)

	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 (UNIX AND NOT LWS_PLAT_FREERTOS)
	    set(CMAKE_C_FLAGS "-Wall -Wsign-compare -Wstrict-aliasing -Wuninitialized -Werror ${VISIBILITY_FLAG} -Wundef ${GCOV_FLAGS} ${CMAKE_C_FLAGS} ${ASAN_FLAGS}" )
    else()
	    set(CMAKE_C_FLAGS "-Wall -Wsign-compare -Wuninitialized -Werror ${VISIBILITY_FLAG} ${GCOV_FLAGS} ${CMAKE_C_FLAGS}" )
    endif()
endif ()

if (LWS_PLAT_OPTEE)
	set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} --sysroot ../../../../lib/libutils/isoc/include -I../../../../lib/libutils/isoc/include -I../../../../lib/libutils/ext/include" )
endif()

if ((CMAKE_COMPILER_IS_GNUCC OR CMAKE_COMPILER_IS_GNUCXX) AND NOT LWS_WITHOUT_TESTAPPS)
	if (UNIX AND LWS_HAVE_PTHREAD_H)
	# 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" )
    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()

source_group("Headers Private"  FILES ${HDR_PRIVATE})
source_group("Headers Public"   FILES ${HDR_PUBLIC})
source_group("Sources"          FILES ${SOURCES})
source_group("Resources"        FILES ${RESOURCES})

#
# Create the lib.
#
set(LWS_LIBRARIES)

if (LWS_WITH_STATIC)
    if (LWS_STATIC_PIC)
        set(CMAKE_POSITION_INDEPENDENT_CODE ON)
    endif()
	add_library(websockets STATIC
				${HDR_PRIVATE}
				${HDR_PUBLIC}
				${SOURCES})
	list(APPEND LWS_LIBRARIES websockets)

	if (WIN32)
		# Windows uses the same .lib ending for static libraries and shared
		# library linker files, so rename the static library.
		set_target_properties(websockets
			PROPERTIES
			OUTPUT_NAME websockets_static)
	endif()
	add_custom_command(
		      TARGET websockets
		      COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_CURRENT_SOURCE_DIR}/include/libwebsockets.h
		     					 ${CMAKE_CURRENT_BINARY_DIR}/include/libwebsockets.h
	)

	add_custom_command(
		      TARGET websockets
		      COMMAND ${CMAKE_COMMAND} -E copy_directory ${CMAKE_CURRENT_SOURCE_DIR}/include/libwebsockets/
									${CMAKE_CURRENT_BINARY_DIR}/include/libwebsockets
	)

	add_custom_command(
		      TARGET websockets
		      COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_CURRENT_BINARY_DIR}/lws_config.h
		     					 ${CMAKE_CURRENT_BINARY_DIR}/include/lws_config.h
	)

endif()

if (LWS_WITH_SHARED)
	add_library(websockets_shared SHARED
				${HDR_PRIVATE}
				${HDR_PUBLIC}
				${SOURCES}
				${RESOURCES})
	list(APPEND LWS_LIBRARIES websockets_shared)

	# We want the shared lib to be named "libwebsockets"
	# not "libwebsocket_shared".
	set_target_properties(websockets_shared
		PROPERTIES
		OUTPUT_NAME websockets)

	if (WIN32)
		# Compile as DLL (export function declarations)
		set_property(
			TARGET websockets_shared
			PROPERTY COMPILE_DEFINITIONS
			LWS_DLL
			LWS_INTERNAL)
	endif()

	if (APPLE)
		set_property(TARGET websockets_shared PROPERTY MACOSX_RPATH YES)
	endif()

	add_custom_command(
		      TARGET websockets_shared
		      COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_CURRENT_SOURCE_DIR}/include/libwebsockets.h
		     					 ${CMAKE_CURRENT_BINARY_DIR}/include/libwebsockets.h
	)

	add_custom_command(
		      TARGET websockets
		      COMMAND ${CMAKE_COMMAND} -E copy_directory ${CMAKE_CURRENT_SOURCE_DIR}/include/libwebsockets
									${CMAKE_CURRENT_BINARY_DIR}/include/libwebsockets
	)

	add_custom_command(
		      TARGET websockets_shared
		      COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_CURRENT_BINARY_DIR}/lws_config.h
		     					 ${CMAKE_CURRENT_BINARY_DIR}/include/lws_config.h
	)


endif()

# Set the so version of the lib.
# Equivalent to LDFLAGS=-version-info x:x:x
if(CMAKE_COMPILER_IS_GNUCC OR CMAKE_COMPILER_IS_GNUCXX OR COMPILER_IS_CLANG)
	foreach(lib ${LWS_LIBRARIES})
		set_target_properties(${lib}
			PROPERTIES
			SOVERSION ${SOVERSION})
	endforeach()
endif()

set(LIB_LIST)

#
# Find libraries.
#

#
# ZLIB (needed for deflate extension and if LWS_WITH_HTTP_STREAM_COMPRESSION)
#
if (LWS_WITH_ZLIB)
	if (LWS_WITH_BUNDLED_ZLIB)
		if (WIN32)
			set(WIN32_ZLIB_PATH "win32port/zlib")
			set(ZLIB_SRCS
				${WIN32_ZLIB_PATH}/adler32.c
				${WIN32_ZLIB_PATH}/compress.c
				${WIN32_ZLIB_PATH}/crc32.c
				${WIN32_ZLIB_PATH}/deflate.c
				${WIN32_ZLIB_PATH}/gzlib.c
				${WIN32_ZLIB_PATH}/gzread.c
				${WIN32_ZLIB_PATH}/gzwrite.c
				${WIN32_ZLIB_PATH}/infback.c
				${WIN32_ZLIB_PATH}/inffast.c
				${WIN32_ZLIB_PATH}/inflate.c
				${WIN32_ZLIB_PATH}/inftrees.c
				${WIN32_ZLIB_PATH}/trees.c
				${WIN32_ZLIB_PATH}/uncompr.c
				${WIN32_ZLIB_PATH}/zutil.c)
			add_library(zlib_internal STATIC ${ZLIB_SRCS})
			set(ZLIB_INCLUDE_DIRS ${WIN32_ZLIB_PATH})
			get_property(ZLIB_LIBRARIES TARGET zlib_internal PROPERTY LOCATION)
			set(ZLIB_FOUND 1)
			# Make sure zlib_internal is compiled before the libs.
			foreach (lib ${LWS_LIBRARIES})
				add_dependencies(${lib} zlib_internal)
			endforeach()
		else()
			message(FATAL_ERROR "Don't have bundled zlib for that platform")
		endif()
	elseif (NOT ZLIB_FOUND)
		if (LWS_WITH_MINIZ)
			find_package(Miniz REQUIRED)
			set(ZLIB_INCLUDE_DIRS ${MINIZ_INCLUDE_DIRS})
			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})
endif()

if (LWS_WITH_HTTP_BROTLI)
	list(APPEND LIB_LIST brotlienc brotlidec brotlidec)
endif()

#
# OpenSSL
#
if (LWS_WITH_SSL)
	message("Compiling with SSL support")
	set(chose_ssl 0)
	if (LWS_WITH_WOLFSSL)
		# Use wolfSSL as OpenSSL replacement.
		# TODO: Add a find_package command for this also.
		message("wolfSSL include dir: ${WOLFSSL_INCLUDE_DIRS}")
		message("wolfSSL libraries: ${WOLFSSL_LIBRARIES}")

		# Additional to the root directory we need to include
		# the wolfssl/ subdirectory which contains the OpenSSL
		# compatibility layer headers.

		if (LWS_WITH_CYASSL)
			foreach(inc ${WOLFSSL_INCLUDE_DIRS})
				set(OPENSSL_INCLUDE_DIRS ${OPENSSL_INCLUDE_DIRS} ${inc} ${inc}/cyassl)
				include_directories("${inc}" "${inc}/cyassl")
			endforeach()
		else()
			foreach(inc ${WOLFSSL_INCLUDE_DIRS})
				set(OPENSSL_INCLUDE_DIRS ${OPENSSL_INCLUDE_DIRS} ${inc} ${inc}/wolfssl)
				include_directories("${inc}" "${inc}/wolfssl")
			endforeach()
		endif()
		set(CMAKE_REQUIRED_INCLUDES ${OPENSSL_INCLUDE_DIRS})
		set(VARIA wolfSSL_)

		list(APPEND LIB_LIST "${WOLFSSL_LIBRARIES}")
		set(chose_ssl 1)
	endif()

	if (LWS_WITH_MBEDTLS)
		message("MBEDTLS include dir: ${MBEDTLS_INCLUDE_DIRS}")
		message("MBEDTLS libraries: ${MBEDTLS_LIBRARIES}")

		foreach(inc ${MBEDTLS_INCLUDE_DIRS})
			include_directories("${inc}" "${inc}/mbedtls")
		endforeach()

		list(APPEND LIB_LIST "${MBEDTLS_LIBRARIES}")
		set(chose_ssl 1)
	endif()

	if (NOT chose_ssl)
		if (NOT OPENSSL_FOUND AND NOT LWS_WITH_BORINGSSL)
			# TODO: Add support for STATIC also.
		if (NOT LWS_PLAT_FREERTOS)
			find_package(PkgConfig QUIET)
			pkg_check_modules(PC_OPENSSL openssl QUIET)
			find_package(OpenSSL REQUIRED)
			list(APPEND OPENSSL_LIBRARIES ${PC_OPENSSL_LIBRARIES})
		endif()
			set(OPENSSL_INCLUDE_DIRS "${OPENSSL_INCLUDE_DIR}")
		endif()

		message("OpenSSL include dir: ${OPENSSL_INCLUDE_DIRS}")
		if (NOT LWS_PLAT_FREERTOS)
			message("OpenSSL libraries: ${OPENSSL_LIBRARIES}")
		endif()

		include_directories("${OPENSSL_INCLUDE_DIRS}")
		if (NOT LWS_PLAT_FREERTOS)
			list(APPEND LIB_LIST ${OPENSSL_LIBRARIES})
		endif()

	if (NOT LWS_WITH_MBEDTLS)
		# older (0.98) Openssl lacks this
		set(CMAKE_REQUIRED_INCLUDES ${OPENSSL_INCLUDE_DIRS})
		check_include_file(openssl/ecdh.h LWS_HAVE_OPENSSL_ECDH_H)

		if (LWS_SSL_SERVER_WITH_ECDH_CERT AND NOT LWS_HAVE_OPENSSL_ECDH_H)
			message(FATAL_ERROR "Missing openssl/ecdh.h, so cannot use LWS_SSL_SERVER_WITH_ECDH_CERT")
		endif()
	else()
		unset(LWS_HAVE_OPENSSL_ECDH_H)
	endif(NOT LWS_WITH_MBEDTLS)
	endif()

endif(LWS_WITH_SSL)

if (LWS_WITH_LIBEV)
	if (NOT LIBEV_FOUND)
		find_path(LIBEV_INCLUDE_DIRS NAMES ev.h)
		find_library(LIBEV_LIBRARIES NAMES ev)
		if(LIBEV_INCLUDE_DIRS AND LIBEV_LIBRARIES)
			set(LIBEV_FOUND 1)
		endif()
	endif()
	message("libev include dir: ${LIBEV_INCLUDE_DIRS}")
	message("libev libraries: ${LIBEV_LIBRARIES}")
	include_directories("${LIBEV_INCLUDE_DIRS}")
	list(APPEND LIB_LIST ${LIBEV_LIBRARIES})
endif(LWS_WITH_LIBEV)

if (LWS_WITH_LIBUV)
	if (NOT LIBUV_FOUND)
		find_path(LIBUV_INCLUDE_DIRS NAMES uv.h)
		find_library(LIBUV_LIBRARIES NAMES uv)
		if(LIBUV_INCLUDE_DIRS AND LIBUV_LIBRARIES)
			set(LIBUV_FOUND 1)
		endif()
	endif()
	message("libuv include dir: ${LIBUV_INCLUDE_DIRS}")
	message("libuv libraries: ${LIBUV_LIBRARIES}")
	include_directories("${LIBUV_INCLUDE_DIRS}")
	list(APPEND LIB_LIST ${LIBUV_LIBRARIES})
endif()

if (LWS_WITH_LIBEVENT)
	if (NOT LIBEVENT_FOUND)
		find_path(LIBEVENT_INCLUDE_DIRS NAMES event2/event.h)
		find_library(LIBEVENT_LIBRARIES NAMES event)
		if(LIBEVENT_INCLUDE_DIRS AND LIBEVENT_LIBRARIES)
			set(LIBEVENT_FOUND 1)
		endif()
	endif()
	message("libevent include dir: ${LIBEVENT_INCLUDE_DIRS}")
	message("libevent libraries: ${LIBEVENT_LIBRARIES}")
	include_directories("${LIBEVENT_INCLUDE_DIRS}")
	list(APPEND LIB_LIST ${LIBEVENT_LIBRARIES})
endif(LWS_WITH_LIBEVENT)

if (LWS_WITH_GLIB)
	include (FindPkgConfig)
	if (NOT GLIB_FOUND)
		find_path(GLIB_INCLUDE_DIRS NAMES glib-2.0/glib.h)
		find_library(GLIB_LIBRARIES NAMES glib-2.0)
		if(GLIB_INCLUDE_DIRS AND GLIB_LIBRARIES)
			set(GLIB_FOUND 1)
		endif()
		if (GLIB_INCLUDE_DIRS)
			set(GLIB_INCLUDE_DIRS "${GLIB_INCLUDE_DIRS}/glib-2.0")
		endif()
	endif()
	PKG_SEARCH_MODULE(LWS_GLIB2 glib-2.0)
	if (LWS_GLIB2_FOUND)
		list(APPEND GLIB_INCLUDE_DIRS "${LWS_GLIB2_INCLUDE_DIRS}")
	endif()
	message("glib include dir: ${GLIB_INCLUDE_DIRS}")
	message("glib libraries: ${GLIB_LIBRARIES}")
	include_directories("${GLIB_INCLUDE_DIRS}")
	list(APPEND LIB_LIST ${GLIB_LIBRARIES})
endif(LWS_WITH_GLIB)

if (LWS_WITH_FSMOUNT AND ${CMAKE_SYSTEM_NAME} STREQUAL "Linux")
	message("libmount include dir: ${LIBMOUNT_INC_PATH}")
	message("libmount libraries: ${LIBMOUNT_LIB_PATH}")

	include_directories("${LIBMOUNT_INC_PATH}")
	list(APPEND LIB_LIST ${LIBMOUNT_LIB_PATH})
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_ROLE_DBUS)
	message("dbus include dir 1: ${LWS_DBUS_INCLUDE1}")
	message("dbus include dir 2: ${LWS_DBUS_INCLUDE2}")
	include_directories("${LWS_DBUS_INCLUDE1}")
	include_directories("${LWS_DBUS_INCLUDE2}")
	list(APPEND LIB_LIST ${LWS_DBUS_LIB})
endif()

#
# Platform specific libs.
#
if (WINCE)
	list(APPEND LIB_LIST ws2.lib)
elseif (WIN32)
	list(APPEND LIB_LIST ws2_32.lib userenv.lib psapi.lib iphlpapi.lib)
endif()

if (${CMAKE_SYSTEM_NAME} MATCHES "QNX")
	list(APPEND LIB_LIST socket)
endif()

#
# add libs here that need to be at the end of the link order
#

if (UNIX)
	list(APPEND LIB_LIST m)
endif()

if(ILLUMOS)
	list(APPEND LIB_LIST socket)
endif()

if (HAIKU)
	list(APPEND LIB_LIST network)
endif()

if (LWS_HAVE_LIBCAP)
	list(APPEND LIB_LIST cap )
endif()

if (UNIX)
	list(APPEND LIB_LIST dl)
endif()

if (LWS_WITH_ZLIB AND NOT LWS_WITH_BUNDLED_ZLIB)
	list(APPEND LIB_LIST "${ZLIB_LIBRARIES}")
endif()

# Setup the linking for all libs.
foreach (lib ${LWS_LIBRARIES})
	target_link_libraries(${lib} ${LIB_LIST})
endforeach()

set (temp ${CMAKE_REQUIRED_LIBRARIES})
set(CMAKE_REQUIRED_LIBRARIES ${LIB_LIST})

if (LWS_WITH_ZLIB)
	if (LWS_WITH_BUNDLED_ZLIB)
		if (WIN32)
			# it's trying to delete internal zlib entry
			LIST(REMOVE_AT CMAKE_REQUIRED_LIBRARIES 0 )
		endif()
	endif()
endif()

CHECK_FUNCTION_EXISTS(${VARIA}SSL_CTX_set1_param LWS_HAVE_SSL_CTX_set1_param)
CHECK_FUNCTION_EXISTS(${VARIA}SSL_set_info_callback LWS_HAVE_SSL_SET_INFO_CALLBACK)
CHECK_FUNCTION_EXISTS(${VARIA}X509_VERIFY_PARAM_set1_host LWS_HAVE_X509_VERIFY_PARAM_set1_host)
CHECK_FUNCTION_EXISTS(${VARIA}RSA_set0_key LWS_HAVE_RSA_SET0_KEY)
CHECK_FUNCTION_EXISTS(${VARIA}X509_get_key_usage LWS_HAVE_X509_get_key_usage)
CHECK_FUNCTION_EXISTS(${VARIA}EVP_PKEY_new_raw_private_key LWS_HAVE_SSL_CTX_EVP_PKEY_new_raw_private_key)
CHECK_FUNCTION_EXISTS(${VARIA}SSL_CTX_get0_certificate LWS_HAVE_SSL_CTX_get0_certificate)
CHECK_FUNCTION_EXISTS(${VARIA}SSL_get0_alpn_selected LWS_HAVE_SSL_get0_alpn_selected)
CHECK_FUNCTION_EXISTS(${VARIA}SSL_set_alpn_protos LWS_HAVE_SSL_set_alpn_protos)
CHECK_FUNCTION_EXISTS(${VARIA}EVP_aes_128_cfb8 LWS_HAVE_EVP_aes_128_cfb8)
CHECK_FUNCTION_EXISTS(${VARIA}EVP_aes_128_cfb128 LWS_HAVE_EVP_aes_128_cfb128)
CHECK_FUNCTION_EXISTS(${VARIA}EVP_aes_192_cfb8 LWS_HAVE_EVP_aes_192_cfb8)
CHECK_FUNCTION_EXISTS(${VARIA}EVP_aes_192_cfb128 LWS_HAVE_EVP_aes_192_cfb128)
CHECK_FUNCTION_EXISTS(${VARIA}EVP_aes_256_cfb8 LWS_HAVE_EVP_aes_256_cfb8)
CHECK_FUNCTION_EXISTS(${VARIA}EVP_aes_256_cfb128 LWS_HAVE_EVP_aes_256_cfb128)
CHECK_FUNCTION_EXISTS(${VARIA}EVP_aes_128_xts LWS_HAVE_EVP_aes_128_xts)
CHECK_FUNCTION_EXISTS(${VARIA}RSA_verify_pss_mgf1 LWS_HAVE_RSA_verify_pss_mgf1)
CHECK_FUNCTION_EXISTS(${VARIA}HMAC_CTX_new LWS_HAVE_HMAC_CTX_new)
CHECK_FUNCTION_EXISTS(${VARIA}SSL_CTX_set_ciphersuites LWS_HAVE_SSL_CTX_set_ciphersuites)
if (LWS_WITH_SSL AND NOT LWS_WITH_MBEDTLS)
 if (UNIX)
 set(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} dl)
 endif()
CHECK_C_SOURCE_COMPILES("#include <openssl/ssl.h>\nint main(void) { STACK_OF(X509) *c = NULL; SSL_CTX *ctx = NULL; return (int)SSL_CTX_get_extra_chain_certs_only(ctx, &c); }\n" LWS_HAVE_SSL_EXTRA_CHAIN_CERTS)
CHECK_C_SOURCE_COMPILES("#include <openssl/ssl.h>\nint main(void) { EVP_MD_CTX *md_ctx = NULL; EVP_MD_CTX_free(md_ctx); return 0; }\n" LWS_HAVE_EVP_MD_CTX_free)
CHECK_FUNCTION_EXISTS(${VARIA}ECDSA_SIG_set0 LWS_HAVE_ECDSA_SIG_set0)
CHECK_FUNCTION_EXISTS(${VARIA}BN_bn2binpad LWS_HAVE_BN_bn2binpad)
CHECK_FUNCTION_EXISTS(${VARIA}EVP_aes_128_wrap LWS_HAVE_EVP_aes_128_wrap)
CHECK_FUNCTION_EXISTS(${VARIA}EC_POINT_get_affine_coordinates LWS_HAVE_EC_POINT_get_affine_coordinates)
endif()
if (LWS_WITH_MBEDTLS)
	set(LWS_HAVE_TLS_CLIENT_METHOD 1)
	if (NOT LWS_PLAT_FREERTOS)
		# not supported in esp-idf openssl wrapper yet, but is in our version
		set(LWS_HAVE_X509_VERIFY_PARAM_set1_host 1)
	endif()

	CHECK_FUNCTION_EXISTS(mbedtls_ssl_conf_alpn_protocols LWS_HAVE_mbedtls_ssl_conf_alpn_protocols)
	CHECK_FUNCTION_EXISTS(mbedtls_ssl_get_alpn_protocol LWS_HAVE_mbedtls_ssl_get_alpn_protocol)
	CHECK_FUNCTION_EXISTS(mbedtls_ssl_conf_sni LWS_HAVE_mbedtls_ssl_conf_sni)
	CHECK_FUNCTION_EXISTS(mbedtls_ssl_set_hs_ca_chain LWS_HAVE_mbedtls_ssl_set_hs_ca_chain)
	CHECK_FUNCTION_EXISTS(mbedtls_ssl_set_hs_own_cert LWS_HAVE_mbedtls_ssl_set_hs_own_cert)
	CHECK_FUNCTION_EXISTS(mbedtls_ssl_set_hs_authmode LWS_HAVE_mbedtls_ssl_set_hs_authmode)
	CHECK_FUNCTION_EXISTS(mbedtls_net_init LWS_HAVE_mbedtls_net_init)

else()
CHECK_FUNCTION_EXISTS(${VARIA}TLS_client_method LWS_HAVE_TLS_CLIENT_METHOD)
CHECK_FUNCTION_EXISTS(${VARIA}TLSv1_2_client_method LWS_HAVE_TLSV1_2_CLIENT_METHOD)
endif()

# ideally we want to use pipe2()

CHECK_C_SOURCE_COMPILES("#define _GNU_SOURCE\n#include <unistd.h>\nint main(void) {int fd[2];\n return pipe2(fd, 0);\n}\n" LWS_HAVE_PIPE2)

# old mbedtls has everything in mbedtls/net.h

CHECK_C_SOURCE_COMPILES("#include <mbedtls/net_sockets.h>\nint main(void) { return 0;}\n" LWS_HAVE_MBEDTLS_NET_SOCKETS)

# tcp keepalive needs this on linux to work practically... but it only exists
# after kernel 2.6.37

CHECK_C_SOURCE_COMPILES("#include <netinet/tcp.h>\nint main(void) { return TCP_USER_TIMEOUT; }\n" LWS_HAVE_TCP_USER_TIMEOUT)

set(CMAKE_REQUIRED_LIBRARIES ${temp})
# Generate the lws_config.h that includes all the public compilation settings.
configure_file(
       "${PROJECT_SOURCE_DIR}/cmake/lws_config.h.in"
       "${PROJECT_BINARY_DIR}/lws_config.h")

# Generate the lws_config.h that includes all the private compilation settings.
configure_file(
       "${PROJECT_SOURCE_DIR}/cmake/lws_config_private.h.in"
       "${PROJECT_BINARY_DIR}/lws_config_private.h")

# Generate self-signed SSL certs for the test-server.

if (LWS_WITH_SSL AND NOT LWS_WITH_WOLFSSL)
	message("Searching for OpenSSL executable and dlls")
	find_package(OpenSSLbins)
	message("OpenSSL executable: ${OPENSSL_EXECUTABLE}")
	if (OPENSSL_EXECUTABLE MATCHES "^$")
		set(OPENSSL_EXECUTABLE openssl)
	endif()
	if (NOT OPENSSL_EXECUTABLE)
		set(OPENSSL_EXECUTABLE openssl)
	endif()

endif()

set(GENCERTS 0)

if (LWS_WITH_SSL AND OPENSSL_EXECUTABLE AND NOT LWS_WITHOUT_TEST_SERVER AND NOT LWS_WITHOUT_SERVER AND NOT LWS_WITHOUT_TESTAPPS)
	set(GENCERTS 1)
endif()
if (LWS_PLAT_FREERTOS)
	set(GENCERTS 1)
endif()
message(" GENCERTS = ${GENCERTS}")
if (GENCERTS)
	message("Generating SSL Certificates for the test-server...")

	set(TEST_SERVER_SSL_KEY "${PROJECT_BINARY_DIR}/libwebsockets-test-server.key.pem")
	set(TEST_SERVER_SSL_CERT "${PROJECT_BINARY_DIR}/libwebsockets-test-server.pem")

	if (WIN32)
		if (MINGW)
			message("cmd = \"${OPENSSL_EXECUTABLE}\" req -new -newkey rsa:1024 -days 10000 -nodes -x509 -subj \"/C=GB/ST=Erewhon/L=All around/O=libwebsockets-test/CN=localhost\" -keyout \"${TEST_SERVER_SSL_KEY}\" -out \"${TEST_SERVER_SSL_CERT}\"")
			execute_process(
				COMMAND "${OPENSSL_EXECUTABLE}" req -new -newkey rsa:1024 -days 10000 -nodes -x509 -subj "/C=GB/ST=Erewhon/L=All around/O=libwebsockets-test/CN=localhost" -keyout "${TEST_SERVER_SSL_KEY}" -out "${TEST_SERVER_SSL_CERT}"
				RESULT_VARIABLE OPENSSL_RETURN_CODE)
		else()
			file(WRITE "${PROJECT_BINARY_DIR}/openssl_input.txt"
				"GB\n"
				"Erewhon\n"
				"All around\n"
				"libwebsockets-test\n"
				"localhost\n"
				"none@invalid.org\n\n"
				)

			# The "type" command is a bit picky with paths.
			file(TO_NATIVE_PATH "${PROJECT_BINARY_DIR}/openssl_input.txt" OPENSSL_INPUT_WIN_PATH)
			message("OPENSSL_INPUT_WIN_PATH = ${OPENSSL_INPUT_WIN_PATH}")
			message("cmd = \"${OPENSSL_EXECUTABLE}\" req -new -newkey rsa:1024 -days 10000 -nodes -x509 -keyout \"${TEST_SERVER_SSL_KEY}\" -out \"${TEST_SERVER_SSL_CERT}\"")

			execute_process(
				COMMAND cmd /c type "${OPENSSL_INPUT_WIN_PATH}"
				COMMAND "${OPENSSL_EXECUTABLE}" req -new -newkey rsa:1024 -days 10000 -nodes -x509 -keyout "${TEST_SERVER_SSL_KEY}" -out "${TEST_SERVER_SSL_CERT}"
				RESULT_VARIABLE OPENSSL_RETURN_CODE
				OUTPUT_QUIET ERROR_QUIET)

			message("\n")
		endif()

		if (OPENSSL_RETURN_CODE)
			message(WARNING "!!! Failed to generate SSL certificate for Test Server using cmd.exe !!!:\nOpenSSL return code = ${OPENSSL_RETURN_CODE}")
		else()
			message("SUCCSESFULLY generated SSL certificate")
		endif()
	else()
		# Unix.
		execute_process(
			COMMAND printf "GB\\nErewhon\\nAll around\\nlibwebsockets-test\\n\\nlocalhost\\nnone@invalid.org\\n"
			COMMAND "${OPENSSL_EXECUTABLE}"
				req -new -newkey rsa:1024 -days 10000 -nodes -x509 -keyout "${TEST_SERVER_SSL_KEY}" -out "${TEST_SERVER_SSL_CERT}"
			RESULT_VARIABLE OPENSSL_RETURN_CODE
			#		OUTPUT_QUIET ERROR_QUIET
			)

		if (OPENSSL_RETURN_CODE)
			message(WARNING "!!! Failed to generate SSL certificate for Test Server!!!:\nOpenSSL return code = ${OPENSSL_RETURN_CODE}")
		else()
			message("SUCCESSFULLY generated SSL certificate")
		endif()
	endif()

	list(APPEND TEST_SERVER_DATA 
		"${TEST_SERVER_SSL_KEY}"
		"${TEST_SERVER_SSL_CERT}")
endif()




#
# Test applications
#
set(TEST_APP_LIST)
if ((LWS_ROLE_H1 OR LWS_ROLE_H2) AND NOT LWS_WITHOUT_TESTAPPS)
	#
	# Helper function for adding a test app.
	#
	macro(create_test_app TEST_NAME MAIN_SRC S2 S3 S4 S5 S6)

		set(TEST_SRCS ${MAIN_SRC})
		set(TEST_HDR)
		if ("${S2}" STREQUAL "")
		else()
			list(APPEND TEST_SRCS ${S2})
		endif()
		if ("${S3}" STREQUAL "")
		else()
			list(APPEND TEST_SRCS ${S3})
		endif()
		if ("${S4}" STREQUAL "")
		else()
			list(APPEND TEST_SRCS ${S4})
		endif()
		if ("${S5}" STREQUAL "")
		else()
			list(APPEND TEST_SRCS ${S5})
		endif()
		if ("${S6}" STREQUAL "")
		else()
			list(APPEND TEST_SRCS ${S6})
		endif()
		if (WIN32)
			list(APPEND TEST_SRCS
				${WIN32_HELPERS_PATH}/getopt.c
				${WIN32_HELPERS_PATH}/getopt_long.c
				${WIN32_HELPERS_PATH}/gettimeofday.c
			)

			list(APPEND TEST_HDR
				${WIN32_HELPERS_PATH}/getopt.h
				${WIN32_HELPERS_PATH}/gettimeofday.h
			)
		endif(WIN32)

		source_group("Headers Private"   FILES ${TEST_HDR})
		source_group("Sources"   FILES ${TEST_SRCS})
		add_executable(${TEST_NAME} ${TEST_SRCS} ${TEST_HDR})

		if (LWS_LINK_TESTAPPS_DYNAMIC)
			if (NOT LWS_WITH_SHARED)
				message(FATAL_ERROR "Build of the shared library is disabled. LWS_LINK_TESTAPPS_DYNAMIC must be combined with LWS_WITH_SHARED.")
			endif()
			target_link_libraries(${TEST_NAME} websockets_shared)
			add_dependencies(${TEST_NAME} websockets_shared)
		else()
			if (NOT LWS_WITH_STATIC)
				message(FATAL_ERROR "Build of the static library is disabled. Disabled LWS_LINK_TESTAPPS_DYNAMIC must be combined with LWS_WITH_STATIC.")
			endif()
			target_link_libraries(${TEST_NAME} websockets)
			add_dependencies(${TEST_NAME} websockets)
			if (UNIX AND LWS_WITH_SSL AND NOT LWS_WITH_MBEDTLS)
				target_link_libraries(${TEST_NAME} dl)
			endif()
		endif()

		if (LWS_WITH_HTTP_STREAM_COMPRESSION)
			target_link_libraries(${TEST_NAME} z)
		endif()

		# Set test app specific defines.
		set_property(TARGET ${TEST_NAME}
					PROPERTY COMPILE_DEFINITIONS
						INSTALL_DATADIR="${CMAKE_INSTALL_PREFIX}/share"
					)

		# Prefix the binary names with libwebsockets.
		set_target_properties(${TEST_NAME}
			PROPERTIES
			OUTPUT_NAME libwebsockets-${TEST_NAME})

		# Add to the list of tests.
		list(APPEND TEST_APP_LIST ${TEST_NAME})
	endmacro()

	if (UNIX AND LWS_WITH_PLUGINS)
		set(CMAKE_C_FLAGS "-fPIC ${CMAKE_C_FLAGS}")
		if(NOT((${CMAKE_SYSTEM_NAME} MATCHES "FreeBSD") OR (${CMAKE_SYSTEM_NAME} MATCHES "QNX")))
			target_link_libraries(websockets dl)
		endif()
	endif()

	if (NOT LWS_WITHOUT_SERVER)
		#
		# test-server
		#
		if (NOT LWS_WITHOUT_TEST_SERVER)
			create_test_app(test-server "test-apps/test-server.c"
				""
				""
				""
				""
				"")

			if (LWS_WITH_CGI AND LWS_WITH_TLS)
			create_test_app(test-sshd "test-apps/test-sshd.c"
				""
				""
				""
				""
				"")
			target_include_directories(test-sshd PRIVATE "${PROJECT_SOURCE_DIR}/plugins/ssh-base/include")

			endif()

		endif()

		#
		# test-server-extpoll
		#
		if (NOT LWS_WITHOUT_TEST_SERVER_EXTPOLL AND NOT WIN32)
			create_test_app(test-server-extpoll
				"test-apps/test-server.c"
				""
				""
				""
				""
				"")
			# Set defines for this executable only.
			set_property(
				TARGET test-server-extpoll
				PROPERTY COMPILE_DEFINITIONS 
					EXTERNAL_POLL 
					INSTALL_DATADIR="${CMAKE_INSTALL_PREFIX}/share"
				)

			# We need to link against winsock code.
			if (WIN32)
				target_link_libraries(test-server-extpoll ws2_32.lib)
			endif(WIN32)
		endif()

		if (LWS_WITH_LEJP)
			create_test_app(
				test-lejp
				"test-apps/test-lejp.c"
				""
				""
				""
				""
				"")
		endif()

		# Data files for running the test server.
		list(APPEND TEST_SERVER_DATA
			"${PROJECT_SOURCE_DIR}/test-apps/favicon.ico"
			"${PROJECT_SOURCE_DIR}/test-apps/leaf.jpg"
			"${PROJECT_SOURCE_DIR}/test-apps/candide.zip"
			"${PROJECT_SOURCE_DIR}/test-apps/libwebsockets.org-logo.svg"
			"${PROJECT_SOURCE_DIR}/test-apps/http2.png"
			"${PROJECT_SOURCE_DIR}/test-apps/wss-over-h2.png"
			"${PROJECT_SOURCE_DIR}/test-apps/lws-common.js"
			"${PROJECT_SOURCE_DIR}/test-apps/test.html"
			"${PROJECT_SOURCE_DIR}/test-apps/test.css"
			"${PROJECT_SOURCE_DIR}/test-apps/test.js")

		add_custom_command(TARGET test-server
						POST_BUILD 
						COMMAND "${CMAKE_COMMAND}" -E make_directory "$<TARGET_FILE_DIR:test-server>/../share/libwebsockets-test-server")

		# Copy the file needed to run the server so that the test apps can
		# reach them from their default output location
		foreach (TEST_FILE ${TEST_SERVER_DATA})
			if (EXISTS ${TEST_FILE})
				add_custom_command(TARGET test-server
							POST_BUILD 
							COMMAND "${CMAKE_COMMAND}" -E copy "${TEST_FILE}" "$<TARGET_FILE_DIR:test-server>/../share/libwebsockets-test-server" VERBATIM)
			endif()
		endforeach()
	endif(NOT LWS_WITHOUT_SERVER)

	if (NOT LWS_WITHOUT_CLIENT)
		#
		# test-client
		#
		if (NOT LWS_WITHOUT_TEST_CLIENT)
			create_test_app(test-client "test-apps/test-client.c" "" "" "" "" "")
		endif()

	endif(NOT LWS_WITHOUT_CLIENT)
	
	
	if (LWS_WITH_PLUGINS AND LWS_WITH_SHARED)
		macro(create_plugin PLUGIN_NAME PLUGIN_INCLUDE MAIN_SRC S2 S3)

		set(PLUGIN_SRCS ${MAIN_SRC})

		if ("${S2}" STREQUAL "")
		else()
			list(APPEND PLUGIN_SRCS ${S2})
		endif()
		if ("${S3}" STREQUAL "")
		else()
			list(APPEND PLUGIN_SRCS ${S3})
		endif()

		if (WIN32)
			list(APPEND PLUGIN_SRCS
				${WIN32_HELPERS_PATH}/getopt.c
				${WIN32_HELPERS_PATH}/getopt_long.c
				${WIN32_HELPERS_PATH}/gettimeofday.c
			)

			list(APPEND PLUGIN_HDR
				${WIN32_HELPERS_PATH}/getopt.h
				${WIN32_HELPERS_PATH}/gettimeofday.h
			)
		endif(WIN32)

		source_group("Headers Private"   FILES ${PLUGIN_HDR})
		source_group("Sources"   FILES ${PLUGIN_SRCS})
		add_library(${PLUGIN_NAME} SHARED ${PLUGIN_SRCS} ${PLUGIN_HDR})
		
		target_link_libraries(${PLUGIN_NAME} websockets_shared)
		add_dependencies(${PLUGIN_NAME} websockets_shared)
		include_directories(${PLUGIN_INCLUDE})

		# Set test app specific defines.
		set_property(TARGET ${PLUGIN_NAME}
			     PROPERTY COMPILE_DEFINITIONS
			     INSTALL_DATADIR="${CMAKE_INSTALL_PREFIX}/plugins"
		)

		SET_TARGET_PROPERTIES(${PLUGIN_NAME}
                               PROPERTIES COMPILE_FLAGS ${CMAKE_C_FLAGS})

#		set_target_properties(${PLUGIN_NAME}
#			PROPERTIES
#			OUTPUT_NAME ${PLUGIN_NAME})

		list(APPEND PLUGINS_LIST ${PLUGIN_NAME})

		endmacro()
		
if (LWS_ROLE_WS)
		create_plugin(protocol_dumb_increment ""
			      "plugins/protocol_dumb_increment.c" "" "")
		create_plugin(protocol_lws_mirror ""
			      "plugins/protocol_lws_mirror.c" "" "")
		create_plugin(protocol_lws_status ""
			      "plugins/protocol_lws_status.c" "" "")
		create_plugin(protocol_lws_table_dirlisting ""
			      "plugins/generic-table/protocol_table_dirlisting.c" "" "")
		if (NOT WIN32)
			create_plugin(protocol_lws_raw_test ""
			      "plugins/protocol_lws_raw_test.c" "" "")

		      if (UNIX AND LWS_HAVE_PTHREAD_H)
				create_plugin(protocol_deaddrop ""
				      "plugins/deaddrop/protocol_lws_deaddrop.c" "" "")
			endif()
		endif()

	if (LWS_WITH_SERVER_STATUS)
			create_plugin(protocol_lws_server_status ""
				      "plugins/protocol_lws_server_status.c" "" "")
	endif()

	if (NOT LWS_WITHOUT_CLIENT)
			create_plugin(protocol_client_loopback_test ""
        	                      "plugins/protocol_client_loopback_test.c" "" "")
	endif()

endif(LWS_ROLE_WS)

		create_plugin(protocol_post_demo ""
			      "plugins/protocol_post_demo.c" "" "")

if (LWS_ROLE_RAW_PROXY)
		create_plugin(protocol_lws_raw_proxy ""
			      "plugins/raw-proxy/protocol_lws_raw_proxy.c" "" "")
endif()

if (LWS_WITH_FTS)
		create_plugin(protocol_fulltext_demo ""
			      "plugins/protocol_fulltext_demo.c" "" "")
endif()


if (LWS_WITH_SSL)
		create_plugin(protocol_lws_ssh_base "plugins/ssh-base/include"
			      "plugins/ssh-base/sshd.c;plugins/ssh-base/telnet.c;plugins/ssh-base/kex-25519.c" "plugins/ssh-base/crypto/chacha.c;plugins/ssh-base/crypto/ed25519.c;plugins/ssh-base/crypto/fe25519.c;plugins/ssh-base/crypto/ge25519.c;plugins/ssh-base/crypto/poly1305.c;plugins/ssh-base/crypto/sc25519.c;plugins/ssh-base/crypto/smult_curve25519_ref.c" "")
		create_plugin(protocol_lws_sshd_demo "plugins/ssh-base/include" "plugins/protocol_lws_sshd_demo.c" "" "")

		include_directories("${PROJECT_SOURCE_DIR}/plugins/ssh-base/include")
endif()



if (LWS_WITH_ACME)
		create_plugin(protocol_lws_acme_client ""
			      "plugins/acme-client/protocol_lws_acme_client.c" "" "")
endif()

if (LWS_WITH_GENERIC_SESSIONS AND LWS_ROLE_WS AND LWS_WITH_TLS)
	create_plugin(protocol_generic_sessions ""
                      "plugins/generic-sessions/protocol_generic_sessions.c"
		      "plugins/generic-sessions/utils.c"
		      "plugins/generic-sessions/handlers.c")

	if (WIN32)
		target_link_libraries(protocol_generic_sessions ${LWS_SQLITE3_LIBRARIES})
	else()
		target_link_libraries(protocol_generic_sessions sqlite3 )
	endif(WIN32)

		create_plugin(protocol_lws_messageboard ""
			      "plugins/generic-sessions/protocol_lws_messageboard.c" "" "")
	if (WIN32)
		target_link_libraries(protocol_lws_messageboard ${LWS_SQLITE3_LIBRARIES})
	else()
		target_link_libraries(protocol_lws_messageboard sqlite3 )
	endif(WIN32)

endif(LWS_WITH_GENERIC_SESSIONS AND LWS_ROLE_WS AND LWS_WITH_TLS)


	endif(LWS_WITH_PLUGINS AND LWS_WITH_SHARED)

	#
	# Copy OpenSSL dlls to the output directory on Windows.
	# (Otherwise we'll get an error when trying to run)
	#
	if (WIN32 AND LWS_WITH_SSL AND NOT LWS_WITH_WOLFSSL)
		if(OPENSSL_BIN_FOUND)
			message("OpenSSL dlls found:")
			message("  Libeay: ${LIBEAY_BIN}")
			message("  SSLeay: ${SSLEAY_BIN}")

			foreach(TARGET_BIN ${TEST_APP_LIST})
				add_custom_command(TARGET ${TARGET_BIN}
					POST_BUILD
					COMMAND "${CMAKE_COMMAND}" -E copy "${LIBEAY_BIN}" "$<TARGET_FILE_DIR:${TARGET_BIN}>" VERBATIM)
				add_custom_command(TARGET ${TARGET_BIN}
					POST_BUILD
					COMMAND "${CMAKE_COMMAND}" -E copy "${SSLEAY_BIN}" "$<TARGET_FILE_DIR:${TARGET_BIN}>" VERBATIM)

				#
				# Win32: if we are using libuv, also need to copy it in the output dir
				#
				if (WIN32 AND LWS_WITH_LIBUV)
					STRING(REPLACE ".lib" ".dll" LIBUV_BIN ${LIBUV_LIBRARIES})
					add_custom_command(TARGET ${TARGET_BIN}
						POST_BUILD
						COMMAND "${CMAKE_COMMAND}" -E copy "${LIBUV_BIN}" "$<TARGET_FILE_DIR:${TARGET_BIN}>" VERBATIM)
				endif()
			endforeach()
		endif()
	endif()
endif((LWS_ROLE_H1 OR LWS_ROLE_H2) AND NOT LWS_WITHOUT_TESTAPPS)

if (LWS_WITH_LWSWS)
		list(APPEND LWSWS_SRCS
			"lwsws/main.c"
		)

		if (WIN32)
			list(APPEND LWSWS_SRCS
				${WIN32_HELPERS_PATH}/getopt.c
				${WIN32_HELPERS_PATH}/getopt_long.c
				${WIN32_HELPERS_PATH}/gettimeofday.c
			)

			list(APPEND LWSWS_HDR
				${WIN32_HELPERS_PATH}/getopt.h
				${WIN32_HELPERS_PATH}/gettimeofday.h
			)
		endif(WIN32)

		source_group("Headers Private"   FILES ${LWSWS_HDR})
		source_group("Sources"   FILES ${LWSWS_SRCS})
		add_executable("lwsws" ${LWSWS_SRCS} ${LWSWS_HDR})

		target_link_libraries("lwsws" websockets_shared)
		add_dependencies("lwsws" websockets_shared)

		# Set test app specific defines.
		set_property(TARGET "lwsws"
			     PROPERTY COMPILE_DEFINITIONS
			     INSTALL_DATADIR="${CMAKE_INSTALL_PREFIX}/share"
		)
endif (LWS_WITH_LWSWS)

# secure streams plugins

if (LWS_WITH_SECURE_STREAMS)
	#
	# Helper function for adding a secure stream plugin
	#
	macro(create_ss_plugin NAME S2 S3 S4 S5 S6)

		set(SSP_SRCS)
		set(SSP_PUBLIC_HDR)
		set(SSP_HDR)

		if ("${S2}" STREQUAL "")
		else()
			list(APPEND SSP_SRCS
			     lib/secure-streams/plugins/${NAME}/${S2})
		endif()
		if ("${S3}" STREQUAL "")
		else()
			list(APPEND SSP_SRCS
			     lib/secure-streams/plugins/${NAME}/${S3})
		endif()
		if ("${S4}" STREQUAL "")
		else()
			list(APPEND SSP_SRCS
			     lib/secure-streams/plugins/${NAME}/${S4})
		endif()
		if ("${S5}" STREQUAL "")
		else()
			list(APPEND SSP_SRCS
			     lib/secure-streams/plugins/${NAME}/${S5})
		endif()
		if ("${S6}" STREQUAL "")
		else()
			list(APPEND SSP_SRCS
			     lib/secure-streams/plugins/${NAME}/${S6})
		endif()

		source_group("Headers Private"  FILES ${SSP_HDR})
		source_group("Sources"		FILES ${SSP_SRCS})

		add_library( ${NAME} STATIC
			     ${SSP_HDR} ${SSP_PUBLIC_HDR} ${SSP_SRCS} )

                add_dependencies(${NAME} websockets_shared)
		list(APPEND SS_PLUGINS_LIST ${NAME})
	endmacro()

	include_directories(lib/secure-streams)

	create_ss_plugin(ssp-h1url "h1url.c" "" "" "" "")
endif()

if (UNIX)

# Generate and install pkgconfig.
# (This is not indented, because the tabs will be part of the output)
file(WRITE "${PROJECT_BINARY_DIR}/libwebsockets.pc"
"prefix=\"${CMAKE_INSTALL_PREFIX}\"
exec_prefix=\${prefix}
libdir=\${exec_prefix}/lib${LIB_SUFFIX}
includedir=\${prefix}/include

Name: libwebsockets
Description: Websockets server and client library
Version: ${CPACK_PACKAGE_VERSION_MAJOR}.${CPACK_PACKAGE_VERSION_MINOR}.${CPACK_PACKAGE_VERSION_PATCH}

Libs: -L\${libdir} -lwebsockets
Cflags: -I\${includedir}"
)

	install(FILES "${PROJECT_BINARY_DIR}/libwebsockets.pc"
		DESTINATION lib${LIB_SUFFIX}/pkgconfig)

file(WRITE "${PROJECT_BINARY_DIR}/libwebsockets_static.pc"
"prefix=\"${CMAKE_INSTALL_PREFIX}\"
exec_prefix=\${prefix}
libdir=\${exec_prefix}/lib${LIB_SUFFIX}
includedir=\${prefix}/include

Name: libwebsockets_static
Description: Websockets server and client static library
Version: ${CPACK_PACKAGE_VERSION_MAJOR}.${CPACK_PACKAGE_VERSION_MINOR}.${CPACK_PACKAGE_VERSION_PATCH}

Libs: -L\${libdir} -lwebsockets_static
Libs.private:
Cflags: -I\${includedir}"
)

	install(FILES "${PROJECT_BINARY_DIR}/libwebsockets_static.pc"
		DESTINATION lib${LIB_SUFFIX}/pkgconfig)


endif(UNIX)

#
# Installation preparations.
#

if(WIN32 AND NOT CYGWIN)
  set(DEF_INSTALL_CMAKE_DIR cmake)
else()
  set(DEF_INSTALL_CMAKE_DIR lib${LIB_SUFFIX}/cmake/libwebsockets)
endif()

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()

export(PACKAGE libwebsockets)

# 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/LibwebsocketsConfig.cmake.in
                ${PROJECT_BINARY_DIR}/LibwebsocketsConfig.cmake 
                @ONLY)

# 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.

# Note the EVENT_CMAKE_DIR is defined in JanssonConfig.cmake.in, 
# we escape it here so it's evaluated when it is included instead
# so that the include dirs are given relative to where the 
# config file is located.
set(LWS__INCLUDE_DIRS 
    "\${LWS_CMAKE_DIR}/${REL_INCLUDE_DIR}") 
configure_file(${PROJECT_SOURCE_DIR}/cmake/LibwebsocketsConfig.cmake.in
                ${PROJECT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/LibwebsocketsConfig.cmake 
                @ONLY)

# Generate version info for both build-tree and install-tree.
configure_file(${PROJECT_SOURCE_DIR}/cmake/LibwebsocketsConfigVersion.cmake.in
                ${PROJECT_BINARY_DIR}/LibwebsocketsConfigVersion.cmake 
                @ONLY)

			set_target_properties(${LWS_LIBRARIES}
					PROPERTIES PUBLIC_HEADER "${HDR_PUBLIC}")

#
# Installation.
#

install(DIRECTORY include/libwebsockets
	DESTINATION "${LWS_INSTALL_INCLUDE_DIR}" COMPONENT dev_headers)

# Install libs and headers.
install(TARGETS ${LWS_LIBRARIES}
		EXPORT LibwebsocketsTargets
		LIBRARY DESTINATION "${LWS_INSTALL_LIB_DIR}${LIB_SUFFIX}" COMPONENT libraries
		ARCHIVE DESTINATION "${LWS_INSTALL_LIB_DIR}${LIB_SUFFIX}" COMPONENT libraries
		RUNTIME DESTINATION "${LWS_INSTALL_BIN_DIR}" COMPONENT libraries # Windows DLLs
		PUBLIC_HEADER DESTINATION "${LWS_INSTALL_INCLUDE_DIR}" COMPONENT dev)
		
set(CPACK_COMPONENT_LIBRARIES_DISPLAY_NAME "Libraries")
set(CPACK_COMPONENT_DEV_DISPLAY_NAME "Development files")

# Install test apps.
if (NOT LWS_WITHOUT_TESTAPPS)
	install(TARGETS ${TEST_APP_LIST}
			RUNTIME DESTINATION ${LWS_INSTALL_EXAMPLES_DIR}
			COMPONENT examples)
	set(CPACK_COMPONENT_EXAMPLES_DISPLAY_NAME "Example files")
endif()

# lwsws
if (LWS_WITH_LWSWS)
	install(TARGETS lwsws
		RUNTIME DESTINATION "${LWS_INSTALL_BIN_DIR}" COMPONENT lwsws )
endif()

# Programs shared files used by the test-server.
if (NOT LWS_WITHOUT_TESTAPPS AND NOT LWS_WITHOUT_SERVER)
	install(FILES ${TEST_SERVER_DATA}
			DESTINATION share/libwebsockets-test-server
		COMPONENT examples)

		install(FILES "${PROJECT_SOURCE_DIR}/test-apps/private/index.html"
			DESTINATION share/libwebsockets-test-server/private
			COMPONENT examples)
if (LWS_WITH_CGI)
	set(CGI_TEST_SCRIPT "${PROJECT_SOURCE_DIR}/test-apps/lws-cgi-test.sh")
	install(FILES ${CGI_TEST_SCRIPT}
			PERMISSIONS  OWNER_EXECUTE GROUP_EXECUTE WORLD_EXECUTE OWNER_READ GROUP_READ WORLD_READ
			DESTINATION share/libwebsockets-test-server
			COMPONENT examples)
	endif()
endif()


if (NOT LWS_WITHOUT_TEST_SERVER AND NOT LWS_WITHOUT_SERVER AND NOT LWS_WITHOUT_TESTAPPS)
	install(FILES test-apps/lws-ssh-test-keys;test-apps/lws-ssh-test-keys.pub
		DESTINATION share/libwebsockets-test-server
		COMPONENT examples)
endif()

# plugins

if (LWS_WITH_PLUGINS)
	install(TARGETS ${PLUGINS_LIST}
		PERMISSIONS  OWNER_WRITE OWNER_EXECUTE GROUP_EXECUTE WORLD_EXECUTE OWNER_READ GROUP_READ WORLD_READ
		DESTINATION share/libwebsockets-test-server/plugins
		COMPONENT plugins)

	if (NOT WIN32)
		install(FILES plugins/deaddrop/assets/index.html;plugins/deaddrop/assets/deaddrop.js;plugins/deaddrop/assets/deaddrop.css;plugins/deaddrop/assets/drop.svg
			DESTINATION share/libwebsockets-test-server/deaddrop
			COMPONENT plugins)
	endif()


if (LWS_WITH_SERVER_STATUS)
	install(FILES plugins/server-status.html;plugins/server-status.js;plugins/server-status.css;plugins/lwsws-logo.png
		DESTINATION share/libwebsockets-test-server/server-status
			COMPONENT examples)
endif()
if (LWS_WITH_GENERIC_SESSIONS)
	install(FILES
		      plugins/generic-sessions/assets/lwsgs-logo.png
		      plugins/generic-sessions/assets/seats.jpg
		      plugins/generic-sessions/assets/failed-login.html
		      plugins/generic-sessions/assets/lwsgs.js
		      plugins/generic-sessions/assets/lwsgs.css
		      plugins/generic-sessions/assets/post-register-fail.html
		      plugins/generic-sessions/assets/post-register-ok.html
		      plugins/generic-sessions/assets/post-verify-ok.html
		      plugins/generic-sessions/assets/post-verify-fail.html
		      plugins/generic-sessions/assets/sent-forgot-ok.html
		      plugins/generic-sessions/assets/sent-forgot-fail.html
		      plugins/generic-sessions/assets/post-forgot-ok.html
		      plugins/generic-sessions/assets/post-forgot-fail.html
		      plugins/generic-sessions/assets/index.html
		DESTINATION share/libwebsockets-test-server/generic-sessions
			COMPONENT examples)
	install(FILES plugins/generic-sessions/assets/successful-login.html 
		DESTINATION share/libwebsockets-test-server/generic-sessions/needauth
			COMPONENT examples)
	install(FILES plugins/generic-sessions/assets/admin-login.html
		DESTINATION share/libwebsockets-test-server/generic-sessions/needadmin
			COMPONENT examples)
endif()

	install(FILES
		      plugins/generic-table/assets/lwsgt.js
		      plugins/generic-table/assets/index.html
		DESTINATION share/libwebsockets-test-server/generic-table
			COMPONENT examples)

endif()

# Install the LibwebsocketsConfig.cmake and LibwebsocketsConfigVersion.cmake
install(FILES
               "${PROJECT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/LibwebsocketsConfig.cmake"
               "${PROJECT_BINARY_DIR}/LibwebsocketsConfigVersion.cmake"
               DESTINATION "${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)

include(UseRPMTools)
if (RPMTools_FOUND)
	RPMTools_ADD_RPM_TARGETS(libwebsockets scripts/libwebsockets.spec)
endif()

message("---------------------------------------------------------------------")
message("  Settings:  (For more help do cmake -LH <srcpath>)")
message("---------------------------------------------------------------------")
message(" LWS_WITH_STATIC = ${LWS_WITH_STATIC}")
message(" LWS_WITH_SHARED = ${LWS_WITH_SHARED}")
message(" LWS_WITH_SSL = ${LWS_WITH_SSL} (SSL Support)")
message(" LWS_SSL_CLIENT_USE_OS_CA_CERTS = ${LWS_SSL_CLIENT_USE_OS_CA_CERTS}")
message(" LWS_WITH_WOLFSSL = ${LWS_WITH_WOLFSSL} (wolfSSL/CyaSSL replacement for OpenSSL)")
if (LWS_WITH_WOLFSSL)
	message("   LWS_WOLFSSL_LIBRARIES = ${LWS_WOLFSSL_LIBRARIES}")
	message("   LWS_WOLFSSL_INCLUDE_DIRS = ${LWS_WOLFSSL_INCLUDE_DIRS}")
endif()
message(" LWS_WITH_MBEDTLS = ${LWS_WITH_MBEDTLS} (mbedTLS replacement for OpenSSL)")
message(" LWS_WITHOUT_BUILTIN_SHA1 = ${LWS_WITHOUT_BUILTIN_SHA1}")
message(" LWS_WITHOUT_BUILTIN_GETIFADDRS = ${LWS_WITHOUT_BUILTIN_GETIFADDRS}")
message(" LWS_WITHOUT_CLIENT = ${LWS_WITHOUT_CLIENT}")
message(" LWS_WITHOUT_SERVER = ${LWS_WITHOUT_SERVER}")
message(" LWS_LINK_TESTAPPS_DYNAMIC = ${LWS_LINK_TESTAPPS_DYNAMIC}")
message(" LWS_WITHOUT_TESTAPPS = ${LWS_WITHOUT_TESTAPPS}")
message(" LWS_WITHOUT_TEST_SERVER = ${LWS_WITHOUT_TEST_SERVER}")
message(" LWS_WITHOUT_TEST_SERVER_EXTPOLL = ${LWS_WITHOUT_TEST_SERVER_EXTPOLL}")
message(" LWS_WITHOUT_TEST_PING = ${LWS_WITHOUT_TEST_PING}")
message(" LWS_WITHOUT_TEST_CLIENT = ${LWS_WITHOUT_TEST_CLIENT}")
message(" LWS_WITHOUT_EXTENSIONS = ${LWS_WITHOUT_EXTENSIONS}")
message(" LWS_WITHOUT_DAEMONIZE = ${LWS_WITHOUT_DAEMONIZE}")
message(" LWS_WITH_LIBEV = ${LWS_WITH_LIBEV}")
message(" LWS_WITH_LIBUV = ${LWS_WITH_LIBUV}")
message(" LWS_WITH_LIBEVENT = ${LWS_WITH_LIBEVENT}")
message(" LWS_WITH_GLIB = ${LWS_WITH_GLIB}")
message(" LWS_IPV6 = ${LWS_IPV6}")
message(" LWS_UNIX_SOCK = ${LWS_UNIX_SOCK}")
message(" LWS_WITH_HTTP2 = ${LWS_WITH_HTTP2}")
message(" LWS_ROLE_MQTT = ${LWS_ROLE_MQTT}")
message(" LWS_SSL_SERVER_WITH_ECDH_CERT = ${LWS_SSL_SERVER_WITH_ECDH_CERT}")
message(" LWS_MAX_SMP = ${LWS_MAX_SMP}")
message(" LWS_HAVE_PTHREAD_H = ${LWS_HAVE_PTHREAD_H}")
message(" LWS_WITH_CGI = ${LWS_WITH_CGI}")
message(" LWS_HAVE_OPENSSL_ECDH_H = ${LWS_HAVE_OPENSSL_ECDH_H}")
message(" LWS_HAVE_SSL_CTX_set1_param = ${LWS_HAVE_SSL_CTX_set1_param}")
message(" LWS_HAVE_RSA_SET0_KEY = ${LWS_HAVE_RSA_SET0_KEY}")
message(" LWS_WITH_HTTP_PROXY = ${LWS_WITH_HTTP_PROXY}")
message(" LIBHUBBUB_LIBRARIES = ${LIBHUBBUB_LIBRARIES}")
message(" PLUGINS = ${PLUGINS_LIST}")
message(" LWS_WITH_ACCESS_LOG = ${LWS_WITH_ACCESS_LOG}")
message(" LWS_WITH_SERVER_STATUS = ${LWS_WITH_SERVER_STATUS}")
message(" LWS_WITH_LEJP = ${LWS_WITH_LEJP}")
message(" LWS_WITH_LEJP_CONF = ${LWS_WITH_LEJP_CONF}")
# this is broken atm
#message(" LWS_WITH_SMTP = ${LWS_WITH_SMTP}")
message(" LWS_WITH_GENERIC_SESSIONS = ${LWS_WITH_GENERIC_SESSIONS}")
message(" LWS_STATIC_PIC = ${LWS_STATIC_PIC}")
message(" LWS_WITH_RANGES = ${LWS_WITH_RANGES}")
message(" LWS_PLAT_OPTEE = ${LWS_PLAT_OPTEE}")
message(" LWS_PLAT_FREERTOS = ${LWS_PLAT_FREERTOS}")
message(" LWS_WITH_ZIP_FOPS = ${LWS_WITH_ZIP_FOPS}")
message(" LWS_AVOID_SIGPIPE_IGN = ${LWS_AVOID_SIGPIPE_IGN}")
message(" LWS_WITH_STATS = ${LWS_WITH_STATS}")
message(" LWS_WITH_SOCKS5 = ${LWS_WITH_SOCKS5}")
message(" LWS_HAVE_SYS_CAPABILITY_H = ${LWS_HAVE_SYS_CAPABILITY_H}")
message(" LWS_HAVE_LIBCAP = ${LWS_HAVE_LIBCAP}")
message(" LWS_WITH_PEER_LIMITS = ${LWS_WITH_PEER_LIMITS}")
message(" LWS_HAVE_ATOLL = ${LWS_HAVE_ATOLL}")
message(" LWS_HAVE__ATOI64 = ${LWS_HAVE__ATOI64}")
message(" LWS_HAVE_STAT32I64 = ${LWS_HAVE_STAT32I64}")
message(" LWS_HAS_INTPTR_T = ${LWS_HAS_INTPTR_T}")
message(" LWS_WITH_EXPORT_LWSTARGETS = ${LWS_WITH_EXPORT_LWSTARGETS}")
message(" LWS_WITH_ABSTRACT = ${LWS_WITH_ABSTRACT}")

message("---------------------------------------------------------------------")

# These will be available to parent projects including libwebsockets using add_subdirectory()
set(LIBWEBSOCKETS_LIBRARIES ${LWS_LIBRARIES} CACHE STRING "Libwebsocket libraries")
if (LWS_WITH_STATIC)
	set(LIBWEBSOCKETS_LIBRARIES_STATIC websockets CACHE STRING "Libwebsocket static library")
endif()
if (LWS_WITH_SHARED)
	set(LIBWEBSOCKETS_LIBRARIES_SHARED websockets_shared CACHE STRING "Libwebsocket shared library")
endif()

if (LWS_WITH_MINIMAL_EXAMPLES)
	MACRO(SUBDIRLIST result curdir)
	  FILE(GLOB children RELATIVE ${curdir} ${curdir}/*)
	  SET(dirlist "")

	  FOREACH(child ${children})
	    IF(IS_DIRECTORY ${curdir}/${child})
		LIST(APPEND dirlist ${child})
	    ENDIF()
	  ENDFOREACH()

	  SET(${result} ${dirlist})
	ENDMACRO()

	SUBDIRLIST(SUBDIRS "${PROJECT_SOURCE_DIR}/minimal-examples")
	FOREACH(subdir ${SUBDIRS})

		SUBDIRLIST(SUBDIRS2 "${PROJECT_SOURCE_DIR}/minimal-examples/${subdir}")
		FOREACH(subdir2 ${SUBDIRS2})
			if (EXISTS "${PROJECT_SOURCE_DIR}/minimal-examples/${subdir}/${subdir2}/CMakeLists.txt")
				message("Processing ${PROJECT_SOURCE_DIR}/minimal-examples/${subdir}/${subdir2}")
				add_subdirectory("${PROJECT_SOURCE_DIR}/minimal-examples/${subdir}/${subdir2}")
			endif()
		ENDFOREACH()
	ENDFOREACH()
ENDIF()

# This must always be last!
include(CPack)