CMakeLists.txt

   1 cmake_minimum_required(VERSION 2.8.9)
   2
   3 # General Advice
   4 #
   5 # For selecting between DEBUG / RELEASE, use -DCMAKE_BUILD_TYPE=DEBUG or =RELEASE
   6 #   debug builds include source level debug info and extra logging
   7
   8 set(LWS_WITH_BUNDLED_ZLIB_DEFAULT OFF)
   9 if(WIN32)
  10         set(LWS_WITH_BUNDLED_ZLIB_DEFAULT ON)
  11 endif()
  12
  13 set(LWS_ROLE_RAW 1)
  14 set(LWS_WITH_POLL 1)
  15
  16 #
  17 # Select features recommended for PC distro packaging
  18 #
  19 option(LWS_WITH_DISTRO_RECOMMENDED "Enable features recommended for distro packaging" OFF)
  20 option(LWS_FOR_GITOHASHI "Enable features recommended for use with gitohashi" OFF)
  21
  22 #
  23 # Major individual features
  24 #
  25 option(LWS_WITH_NETWORK "Compile with network-related code" ON)
  26 option(LWS_ROLE_H1 "Compile with support for http/1 (needed for ws)" ON)
  27 option(LWS_ROLE_WS "Compile with support for websockets" ON)
  28 option(LWS_ROLE_DBUS "Compile with support for DBUS" OFF)
  29 option(LWS_ROLE_RAW_PROXY "Raw packet proxy" OFF)
  30 option(LWS_WITH_HTTP2 "Compile with server support for HTTP/2" ON)
  31 option(LWS_WITH_LWSWS "Libwebsockets Webserver" OFF)
  32 option(LWS_WITH_CGI "Include CGI (spawn process with network-connected stdin/out/err) APIs" OFF)
  33 option(LWS_IPV6 "Compile with support for ipv6" OFF)
  34 option(LWS_UNIX_SOCK "Compile with support for UNIX domain socket" OFF)
  35 option(LWS_WITH_PLUGINS "Support plugins for protocols and extensions" OFF)
  36 option(LWS_WITH_HTTP_PROXY "Support for HTTP proxying" OFF)
  37 option(LWS_WITH_ZIP_FOPS "Support serving pre-zipped files" OFF)
  38 option(LWS_WITH_SOCKS5 "Allow use of SOCKS5 proxy on client connections" OFF)
  39 option(LWS_WITH_GENERIC_SESSIONS "With the Generic Sessions plugin" OFF)
  40 option(LWS_WITH_PEER_LIMITS "Track peers and restrict resources a single peer can allocate" OFF)
  41 option(LWS_WITH_ACCESS_LOG "Support generating Apache-compatible access logs" OFF)
  42 option(LWS_WITH_RANGES "Support http ranges (RFC7233)" OFF)
  43 option(LWS_WITH_SERVER_STATUS "Support json + jscript server monitoring" OFF)
  44 option(LWS_WITH_THREADPOOL "Managed worker thread pool support (relies on pthreads)" OFF)
  45 option(LWS_WITH_HTTP_STREAM_COMPRESSION "Support HTTP stream compression" OFF)
  46 option(LWS_WITH_HTTP_BROTLI "Also offer brotli http stream compression (requires LWS_WITH_HTTP_STREAM_COMPRESSION)" OFF)
  47 option(LWS_WITH_ACME "Enable support for ACME automatic cert acquisition + maintenance (letsencrypt etc)" OFF)
  48 option(LWS_WITH_HUBBUB "Enable libhubbub rewriting support" OFF)
  49 option(LWS_WITH_FTS "Full Text Search support" OFF)
  50 #
  51 # TLS library options... all except mbedTLS are basically OpenSSL variants.
  52 #
  53 option(LWS_WITH_SSL "Include SSL support (defaults to OpenSSL or similar, mbedTLS if LWS_WITH_MBEDTLS is set)" ON)
  54 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)
  55 option(LWS_WITH_BORINGSSL "Use BoringSSL replacement for OpenSSL" OFF)
  56 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)
  57 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)
  58 option(LWS_SSL_CLIENT_USE_OS_CA_CERTS "SSL support should make use of the OS-installed CA root certs" ON)
  59 #
  60 # Event library options (may select multiple, or none for default poll()
  61 #
  62 option(LWS_WITH_LIBEV "Compile with support for libev" OFF)
  63 option(LWS_WITH_LIBUV "Compile with support for libuv" OFF)
  64 option(LWS_WITH_LIBEVENT "Compile with support for libevent" OFF)
  65 #
  66 # Static / Dynamic build options
  67 #
  68 option(LWS_WITH_STATIC "Build the static version of the library" ON)
  69 option(LWS_WITH_SHARED "Build the shared version of the library" ON)
  70 option(LWS_LINK_TESTAPPS_DYNAMIC "Link the test apps to the shared version of the library. Default is to link statically" OFF)
  71 option(LWS_STATIC_PIC "Build the static version of the library with position-independent code" OFF)
  72 #
  73 # Specific platforms
  74 #
  75 option(LWS_WITH_ESP32 "Build for ESP32" OFF)
  76 option(LWS_WITH_ESP32_HELPER "Build ESP32 helper" OFF)
  77 option(LWS_PLAT_OPTEE "Build for OPTEE" OFF)
  78 #
  79 # Client / Server / Test Apps build control
  80 #
  81 option(LWS_WITHOUT_CLIENT "Don't build the client part of the library" OFF)
  82 option(LWS_WITHOUT_SERVER "Don't build the server part of the library" OFF)
  83 option(LWS_WITHOUT_TESTAPPS "Don't build the libwebsocket-test-apps" OFF)
  84 option(LWS_WITHOUT_TEST_SERVER "Don't build the test server" OFF)
  85 option(LWS_WITHOUT_TEST_SERVER_EXTPOLL "Don't build the test server version that uses external poll" OFF)
  86 option(LWS_WITHOUT_TEST_PING "Don't build the ping test application" OFF)
  87 option(LWS_WITHOUT_TEST_CLIENT "Don't build the client test application" OFF)
  88 #
  89 # Extensions (permessage-deflate)
  90 #
  91 option(LWS_WITHOUT_EXTENSIONS "Don't compile with extensions" ON)
  92 #
  93 # Helpers + misc
  94 #
  95 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)
  96 option(LWS_FALLBACK_GETHOSTBYNAME "Also try to do dns resolution using gethostbyname if getaddrinfo fails" OFF)
  97 option(LWS_WITHOUT_BUILTIN_SHA1 "Don't build the lws sha-1 (eg, because openssl will provide it" OFF)
  98 option(LWS_WITH_LATENCY "Build latency measuring code into the library" OFF)
  99 option(LWS_WITHOUT_DAEMONIZE "Don't build the daemonization api" ON)
 100 option(LWS_SSL_SERVER_WITH_ECDH_CERT "Include SSL server use ECDH certificate" OFF)
 101 option(LWS_WITH_LEJP "With the Lightweight JSON Parser" ON)
 102 option(LWS_WITH_SQLITE3 "Require SQLITE3 support" OFF)
 103 option(LWS_WITH_STRUCT_JSON "Generic struct serialization to and from JSON" ON)
 104 option(LWS_WITH_STRUCT_SQLITE3 "Generic struct serialization to and from SQLITE3" OFF)
 105 option(LWS_WITH_SMTP "Provide SMTP support" OFF)
 106 if (WIN32 OR LWS_WITH_ESP32)
 107 option(LWS_WITH_DIR "Directory scanning api support" OFF)
 108 option(LWS_WITH_LEJP_CONF "With LEJP configuration parser as used by lwsws" OFF)
 109 else()
 110 option(LWS_WITH_DIR "Directory scanning api support" ON)
 111 option(LWS_WITH_LEJP_CONF "With LEJP configuration parser as used by lwsws" ON)
 112 endif()
 113 option(LWS_WITH_NO_LOGS "Disable all logging from being compiled in" OFF)
 114 option(LWS_AVOID_SIGPIPE_IGN "Android 7+ reportedly needs this" OFF)
 115 option(LWS_WITH_STATS "Keep statistics of lws internal operations" OFF)
 116 option(LWS_WITH_JOSE "JSON Web Signature / Encryption / Keys (RFC7515/6/) API" OFF)
 117 option(LWS_WITH_GENCRYPTO "Enable support for Generic Crypto apis independent of TLS backend" OFF)
 118 option(LWS_WITH_SELFTESTS "Selftests run at context creation" OFF)
 119 option(LWS_WITH_GCOV "Build with gcc gcov coverage instrumentation" OFF)
 120 option(LWS_WITH_EXPORT_LWSTARGETS "Export libwebsockets CMake targets.  Disable if they conflict with an outer cmake project." ON)
 121 option(LWS_REPRODUCIBLE "Build libwebsockets reproducible. It removes the build user and hostname from the build" ON)
 122 option(LWS_WITH_MINIMAL_EXAMPLES "Also build the normally standalone minimal examples, for QA" OFF)
 123 option(LWS_WITH_LWSAC "lwsac Chunk Allocation api" ON)
 124 option(LWS_WITH_CUSTOM_HEADERS "Store and allow querying custom HTTP headers (H1 only)" ON)
 125 option(LWS_WITH_DISKCACHE "Hashed cache directory with lazy LRU deletion to size limit" OFF)
 126 option(LWS_WITH_ASAN "Build with gcc runtime sanitizer options enabled (needs libasan)" OFF)
 127 option(LWS_WITH_DIR "Directory scanning api support" OFF)
 128 option(LWS_WITH_LEJP_CONF "With LEJP configuration parser as used by lwsws" OFF)
 129 option(LWS_WITH_ZLIB "Include zlib support (required for extensions)" OFF)
 130 option(LWS_WITH_BUNDLED_ZLIB "Use bundled zlib version (Windows only)" ${LWS_WITH_BUNDLED_ZLIB_DEFAULT})
 131 option(LWS_WITH_MINIZ "Use miniz instead of zlib" OFF)
 132 option(LWS_WITH_DEPRECATED_LWS_DLL "Migrate to lws_dll2 instead ASAP" OFF)
 133 option(LWS_WITH_SEQUENCER "lws_seq_t support" ON)
 134 option(LWS_WITH_EXTERNAL_POLL "Support external POLL integration using callback messages (not recommended)" OFF)
 135 option(LWS_WITH_LWS_DSH "Support lws_dsh_t Disordered Shared Heap" OFF)
 136 #
 137 # to use miniz, enable both LWS_WITH_ZLIB and LWS_WITH_MINIZ
 138 #
 139 # End of user settings
 140 #
 141
 142 # Workaround for ESP-IDF
 143 # Detect ESP_PLATFORM environment flag, if exist, set LWS_WITH_ESP32.
 144 # Otherwise the user may not be able to run configuration ESP-IDF in the first time.
 145 if(ESP_PLATFORM)
 146         message(STATUS "ESP-IDF enabled")
 147         set(LWS_WITH_ESP32 ON)
 148 else()
 149         set(LWS_WITH_ESP32_HELPER OFF)
 150 endif()
 151
 152 if (WIN32 OR LWS_WITH_ESP32)
 153         message(STATUS "No LWS_WITH_DIR and LWS_WITH_DIR")
 154         set(LWS_WITH_DIR OFF)
 155         set(LWS_WITH_LEJP_CONF OFF)
 156         message("LWS_WITH_DIR ${LWS_WITH_DIR}")
 157 else()
 158         message(STATUS "Compiled with LWS_WITH_DIR and LWS_WITH_DIR")
 159         set(LWS_WITH_DIR ON)
 160         set(LWS_WITH_LEJP_CONF ON)
 161 endif()
 162
 163 if (LWS_FOR_GITOHASHI)
 164         set(LWS_WITH_THREADPOOL 1)
 165         set(LWS_WITH_HTTP2 1)
 166         set(LWS_UNIX_SOCK 1)
 167         set(LWS_WITH_HTTP_PROXY 1)
 168         set(LWS_WITH_FTS 1)
 169         set(LWS_WITH_DISKCACHE 1)
 170         set(LWS_WITH_LWSAC 1)
 171         set(LWS_WITH_LEJP_CONF 1)
 172 endif()
 173
 174 if(LWS_WITH_DISTRO_RECOMMENDED)
 175         set(LWS_WITH_HTTP2 1)
 176         set(LWS_WITH_LWSWS 1)
 177         set(LWS_WITH_CGI 1)
 178         set(LWS_IPV6 1)
 179         set(LWS_WITH_ZIP_FOPS 1)
 180         set(LWS_WITH_SOCKS5 1)
 181         set(LWS_WITH_RANGES 1)
 182         set(LWS_WITH_ACME 1)
 183         set(LWS_WITH_SERVER_STATUS 1)
 184         set(LWS_WITH_LIBUV 1)
 185         set(LWS_WITH_LIBEV 1)
 186         # libev + libevent cannot coexist at build-time
 187         set(LWS_WITH_LIBEVENT 0)
 188         set(LWS_WITHOUT_EXTENSIONS 0)
 189         set(LWS_ROLE_DBUS 1)
 190         set(LWS_WITH_FTS 1)
 191         set(LWS_WITH_THREADPOOL 1)
 192         set(LWS_UNIX_SOCK 1)
 193         set(LWS_WITH_HTTP_PROXY 1)
 194         set(LWS_WITH_DISKCACHE 1)
 195         set(LWS_WITH_LWSAC 1)
 196         set(LWS_WITH_LEJP_CONF 1)
 197         set(LWS_WITH_PLUGINS 1)
 198         set(LWS_ROLE_RAW_PROXY 1)
 199         set(LWS_WITH_GENCRYPTO 1)
 200         set(LWS_WITH_JOSE 1)
 201 endif()
 202
 203 if (NOT LWS_WITH_NETWORK)
 204         set(LWS_ROLE_H1 0)
 205         set(LWS_ROLE_WS 0)
 206         set(LWS_ROLE_RAW 0)
 207         set(LWS_WITHOUT_EXTENSIONS 1)
 208         set(LWS_WITHOUT_SERVER 1)
 209         set(LWS_WITHOUT_CLIENT 1)
 210         set(LWS_WITH_HTTP2 0)
 211         set(LWS_WITH_SOCKS5 0)
 212         set(LWS_UNIX_SOCK 0)
 213         set(LWS_WITH_HTTP_PROXY 0)
 214         set(LWS_WITH_PLUGINS 0)
 215         set(LWS_WITH_LWSWS 0)
 216         set(LWS_WITH_CGI 0)
 217         set(LWS_ROLE_RAW_PROXY 0)
 218         set(LWS_WITH_PEER_LIMITS 0)
 219         set(LWS_WITH_GENERIC_SESSIONS 0)
 220         set(LWS_WITH_HTTP_STREAM_COMPRESSION 0)
 221         set(LWS_WITH_HTTP_BROTLI 0)
 222         set(LWS_WITH_POLL 0)
 223         set(LWS_WITH_SEQUENCER 0)
 224         set(LWS_ROLE_DBUS 0)
 225         set(LWS_WITH_LWS_DSH 0)
 226 endif()
 227
 228 if (LWS_WITH_STRUCT_SQLITE3)
 229         set(LWS_WITH_SQLITE3 1)
 230 endif()
 231
 232 # do you care about this?  Then send me a patch where it disables it on travis
 233 # but allows it on APPLE
 234 if (APPLE)
 235         set(LWS_ROLE_DBUS 0)
 236 endif()
 237
 238 if(NOT DEFINED CMAKE_BUILD_TYPE)
 239         set(CMAKE_BUILD_TYPE Release CACHE STRING "Build type")
 240 endif()
 241
 242 # microsoft... that's why you can't have nice things
 243
 244 if (WIN32 OR LWS_WITH_ESP32)
 245         set(LWS_UNIX_SOCK 0)
 246 endif()
 247
 248 if (LWS_WITH_ESP32)
 249         set(LWS_WITH_LWSAC 0)
 250         set(LWS_WITH_FTS 0)
 251 endif()
 252
 253 project(libwebsockets C)
 254
 255 set(PACKAGE "libwebsockets")
 256 set(CPACK_PACKAGE_NAME "${PACKAGE}")
 257 set(CPACK_PACKAGE_VERSION_MAJOR "3")
 258 set(CPACK_PACKAGE_VERSION_MINOR "2")
 259 set(CPACK_PACKAGE_VERSION_PATCH "0")
 260 set(CPACK_PACKAGE_RELEASE 1)
 261 set(CPACK_GENERATOR "RPM")
 262 set(CPACK_PACKAGE_VERSION "${CPACK_PACKAGE_VERSION_MAJOR}.${CPACK_PACKAGE_VERSION_MINOR}.${CPACK_PACKAGE_VERSION_PATCH}")
 263 set(CPACK_PACKAGE_VENDOR "andy@warmcat.com")
 264 set(CPACK_PACKAGE_CONTACT "andy@warmcat.com")
 265 set(CPACK_PACKAGE_DESCRIPTION_SUMMARY "${PACKAGE} ${PACKAGE_VERSION}")
 266 set(SOVERSION "15")
 267 if(NOT CPACK_GENERATOR)
 268     if(UNIX)
 269         set(CPACK_GENERATOR "TGZ")
 270     else()
 271         set(CPACK_GENERATOR "ZIP")
 272     endif()
 273 endif()
 274 set(CPACK_SOURCE_GENERATOR "TGZ")
 275 set(CPACK_SOURCE_PACKAGE_FILE_NAME "${CPACK_PACKAGE_NAME}-${CPACK_PACKAGE_VERSION}")
 276 set(VERSION "${CPACK_PACKAGE_VERSION}")
 277
 278 set(LWS_LIBRARY_VERSION ${CPACK_PACKAGE_VERSION})
 279 set(LWS_LIBRARY_VERSION_MAJOR ${CPACK_PACKAGE_VERSION_MAJOR})
 280 set(LWS_LIBRARY_VERSION_MINOR ${CPACK_PACKAGE_VERSION_MINOR})
 281 set(LWS_LIBRARY_VERSION_PATCH ${CPACK_PACKAGE_VERSION_PATCH})
 282
 283 set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${PROJECT_SOURCE_DIR}/cmake/")
 284
 285
 286 message(STATUS "CMAKE_TOOLCHAIN_FILE='${CMAKE_TOOLCHAIN_FILE}'")
 287
 288 if(WIN32)
 289         configure_file(${CMAKE_CURRENT_SOURCE_DIR}/win32port/version.rc.in ${CMAKE_CURRENT_BINARY_DIR}/win32port/version.rc @ONLY)
 290         set(RESOURCES ${CMAKE_CURRENT_BINARY_DIR}/win32port/version.rc)
 291 endif()
 292
 293 # Try to find the current Git hash.
 294 find_package(Git)
 295 if(GIT_EXECUTABLE)
 296         execute_process(
 297                 WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}"
 298                 COMMAND "${GIT_EXECUTABLE}" describe --tags
 299                 OUTPUT_VARIABLE GIT_HASH
 300                 OUTPUT_STRIP_TRAILING_WHITESPACE
 301                 )
 302         set(LWS_BUILD_HASH ${GIT_HASH})
 303
 304         # append the build user and hostname
 305         if(NOT LWS_REPRODUCIBLE)
 306                 execute_process(
 307                         WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}"
 308                         COMMAND "whoami"
 309                         OUTPUT_VARIABLE GIT_USER
 310                         OUTPUT_STRIP_TRAILING_WHITESPACE
 311                         )
 312                 execute_process(
 313                         WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}"
 314                         COMMAND "hostname"
 315                         OUTPUT_VARIABLE GIT_HOST
 316                         OUTPUT_STRIP_TRAILING_WHITESPACE
 317                         )
 318                 string(REGEX REPLACE "([^\\])[\\]([^\\])" "\\1\\\\\\\\\\2" GIT_USER ${GIT_USER})
 319                 set(LWS_BUILD_HASH ${GIT_USER}@${GIT_HOST}-${GIT_HASH})
 320         endif()
 321
 322         message("Git commit hash: ${LWS_BUILD_HASH}")
 323 endif()
 324
 325 # translate old functionality enables to set up ROLE enables so nothing changes
 326 if (LWS_WITH_HTTP2 AND LWS_WITHOUT_SERVER)
 327         set(LWS_WITH_HTTP2 0)
 328         message("HTTP2 disabled due to LWS_WITHOUT_SERVER")
 329 endif()
 330
 331 if (LWS_WITH_HTTP2)
 332         set(LWS_ROLE_H2 1)
 333 endif()
 334 if (LWS_WITH_CGI)
 335         set(LWS_ROLE_CGI 1)
 336 endif()
 337
 338 if (NOT LWS_ROLE_WS)
 339         set(LWS_WITHOUT_EXTENSIONS 1)
 340 endif()
 341
 342 include_directories(include plugins)
 343
 344 if (LWS_WITH_LWSWS)
 345  message(STATUS "LWS_WITH_LWSWS --> Enabling LWS_WITH_PLUGINS and LWS_WITH_LIBUV")
 346  set(LWS_WITH_PLUGINS 1)
 347  set(LWS_WITH_LIBUV 1)
 348  set(LWS_WITH_ACCESS_LOG 1)
 349  set(LWS_WITH_SERVER_STATUS 1)
 350  set(LWS_WITH_LEJP 1)
 351  set(LWS_WITH_LEJP_CONF 1)
 352  set(LWS_WITH_PEER_LIMITS 1)
 353  set(LWS_ROLE_RAW_PROXY 1)
 354 endif()
 355
 356 # sshd plugin
 357 if (LWS_WITH_PLUGINS)
 358  set(LWS_WITH_GENCRYPTO 1)
 359 endif()
 360
 361 if (LWS_ROLE_RAW_PROXY)
 362  set (LWS_WITHOUT_CLIENT 0)
 363  set (LWS_WITHOUT_SERVER 0)
 364 endif()
 365
 366 if (LWS_WITH_ACME)
 367  set (LWS_WITHOUT_CLIENT 0)
 368  set (LWS_WITHOUT_SERVER 0)
 369  set (LWS_WITH_JOSE 1)
 370 endif()
 371
 372 if (LWS_WITH_JOSE)
 373  set(LWS_WITH_LEJP 1)
 374  set(LWS_WITH_GENCRYPTO 1)
 375 endif()
 376
 377 if (LWS_WITH_PLUGINS AND NOT LWS_WITH_LIBUV)
 378 message(STATUS "LWS_WITH_PLUGINS --> Enabling LWS_WITH_LIBUV")
 379  set(LWS_WITH_LIBUV 1)
 380 endif()
 381
 382 if (LWS_WITH_PLUGINS OR LWS_WITH_CGI)
 383         # sshd plugin
 384  set(LWS_WITH_GENCRYPTO 1)
 385 endif()
 386
 387 if (LWS_WITH_GENERIC_SESSIONS)
 388  set(LWS_WITH_SQLITE3 1)
 389  set(LWS_WITH_SMTP 1)
 390  set(LWS_WITH_STRUCT_SQLITE3 1)
 391 endif()
 392
 393 if (LWS_WITH_ESP32)
 394  set(LWS_WITH_SHARED OFF)
 395  set(LWS_WITH_MBEDTLS ON)
 396   # set(LWS_WITHOUT_CLIENT ON)
 397  set(LWS_WITHOUT_TESTAPPS ON)
 398  set(LWS_WITHOUT_EXTENSIONS ON)
 399  set(LWS_WITH_PLUGINS OFF)
 400  set(LWS_WITH_RANGES ON)
 401  # this implies no pthreads in the lib
 402  set(LWS_MAX_SMP 1)
 403  set(LWS_HAVE_MALLOC 1)
 404  set(LWS_HAVE_REALLOC 1)
 405  set(LWS_HAVE_GETIFADDRS 1)
 406  set(LWS_WITH_ZIP_FOPS 1)
 407  set(LWS_WITH_CUSTOM_HEADERS 0)
 408 endif()
 409
 410
 411 if (WIN32)
 412 set(LWS_MAX_SMP 1)
 413 set(LWS_WITH_THREADPOOL 0)
 414 endif()
 415
 416 if (LWS_WITHOUT_SERVER)
 417 set(LWS_WITH_LWSWS OFF)
 418 endif()
 419
 420 if (LWS_WITH_LEJP_CONF)
 421         set(LWS_WITH_DIR 1)
 422 endif()
 423
 424 # confirm H1 relationships
 425
 426 if (NOT LWS_ROLE_H1 AND LWS_ROLE_H2)
 427         message(FATAL_ERROR "H2 requires LWS_ROLE_H1")
 428 endif()
 429
 430 if (NOT LWS_ROLE_H1 AND LWS_ROLE_WS)
 431         message(FATAL_ERROR "WS requires LWS_ROLE_H1")
 432 endif()
 433
 434 if (NOT LWS_ROLE_H1 AND LWS_ROLE_CGI)
 435         message(FATAL_ERROR "CGI requires LWS_ROLE_H1")
 436 endif()
 437
 438 # confirm HTTP relationships
 439
 440 if (NOT LWS_ROLE_H1 AND NOT LWS_ROLE_H2 AND LWS_WITH_HTTP_PROXY)
 441         message(FATAL_ERROR "LWS_WITH_LWSWS requires LWS_ROLE_H1")
 442 endif()
 443
 444 if (NOT LWS_ROLE_H1 AND NOT LWS_ROLE_H2 AND LWS_WITH_HTTP_PROXY)
 445         message(FATAL_ERROR "LWS_WITH_HTTP_PROXY requires LWS_ROLE_H1")
 446 endif()
 447
 448 if (NOT LWS_ROLE_H1 AND NOT LWS_ROLE_H2 AND LWS_WITH_RANGES)
 449         message(FATAL_ERROR "LWS_WITH_RANGES requires LWS_ROLE_H1")
 450 endif()
 451
 452 if (NOT LWS_ROLE_H1 AND NOT LWS_ROLE_H2 AND LWS_WITH_ACCESS_LOG)
 453         message(FATAL_ERROR "LWS_WITH_ACCESS_LOG requires LWS_ROLE_H1")
 454 endif()
 455
 456
 457 if (LWS_WITH_HTTP_PROXY AND (LWS_WITHOUT_CLIENT OR LWS_WITHOUT_SERVER))
 458         message("You have to enable both client and server for http proxy")
 459         set(LWS_WITH_HTTP_PROXY 0)
 460 endif()
 461
 462 # Allow the user to override installation directories.
 463 set(LWS_INSTALL_LIB_DIR       lib CACHE PATH "Installation directory for libraries")
 464 set(LWS_INSTALL_BIN_DIR       bin CACHE PATH "Installation directory for executables")
 465 set(LWS_INSTALL_INCLUDE_DIR   include CACHE PATH "Installation directory for header files")
 466 set(LWS_INSTALL_EXAMPLES_DIR  bin CACHE PATH "Installation directory for example files")
 467
 468 # Allow the user to use the old CyaSSL options/library in stead of wolfSSL
 469 if (LWS_WITH_CYASSL AND LWS_WITH_WOLFSSL)
 470         message(FATAL_ERROR "LWS_WITH_CYASSL and LWS_WITH_WOLFSSL are mutually exclusive!")
 471 endif()
 472 if (LWS_WITH_CYASSL)
 473         # Copy CyaSSL options to the wolfSSL options
 474         set(LWS_WITH_WOLFSSL ${LWS_WITH_CYASSL} CACHE BOOL "Use wolfSSL/CyaSSL instead of OpenSSL" FORCE)
 475         set(LWS_WOLFSSL_LIBRARIES ${LWS_CYASSL_LIBRARIES} CACHE PATH "Path to wolfSSL/CyaSSL libraries" FORCE)
 476         set(LWS_WOLFSSL_INCLUDE_DIRS ${LWS_CYASSL_INCLUDE_DIRS} CACHE PATH "Path to wolfSSL/CyaSSL header files" FORCE)
 477 endif()
 478
 479 if (NOT (LWS_WITH_STATIC OR LWS_WITH_SHARED))
 480         message(FATAL_ERROR "Makes no sense to compile with neither static nor shared libraries.")
 481 endif()
 482
 483 if (NOT LWS_WITHOUT_EXTENSIONS OR LWS_WITH_ZIP_FOPS)
 484         set(LWS_WITH_ZLIB 1)
 485 endif()
 486
 487 # if you gave LWS_WITH_MINIZ, point to MINIZ here if not found
 488 # automatically
 489
 490 set(LWS_ZLIB_LIBRARIES CACHE PATH "Path to the zlib/miniz library")
 491 set(LWS_ZLIB_INCLUDE_DIRS CACHE PATH "Path to the zlib/miniz include directory")
 492 set(LWS_OPENSSL_LIBRARIES CACHE PATH "Path to the OpenSSL library")
 493 set(LWS_OPENSSL_INCLUDE_DIRS CACHE PATH "Path to the OpenSSL include directory")
 494 set(LWS_WOLFSSL_LIBRARIES CACHE PATH "Path to the wolfSSL library")
 495 set(LWS_WOLFSSL_INCLUDE_DIRS CACHE PATH "Path to the wolfSSL include directory")
 496 set(LWS_LIBEV_LIBRARIES CACHE PATH "Path to the libev library")
 497 set(LWS_LIBEV_INCLUDE_DIRS CACHE PATH "Path to the libev include directory")
 498 set(LWS_LIBUV_LIBRARIES CACHE PATH "Path to the libuv library")
 499 set(LWS_LIBUV_INCLUDE_DIRS CACHE PATH "Path to the libuv include directory")
 500 set(LWS_SQLITE3_LIBRARIES CACHE PATH "Path to the sqlite3 library")
 501 set(LWS_SQLITE3_INCLUDE_DIRS CACHE PATH "Path to the sqlite3 include directory")
 502 set(LWS_LIBEVENT_INCLUDE_DIRS CACHE PATH "Path to the libevent include directory")
 503 set(LWS_LIBEVENT_LIBRARIES CACHE PATH "Path to the libevent library")
 504
 505
 506 if (NOT LWS_WITH_SSL)
 507         set(LWS_WITHOUT_BUILTIN_SHA1 OFF)
 508 endif()
 509
 510 if (LWS_WITH_BORINGSSL)
 511         # boringssl deprecated EVP_PKEY
 512         set (LWS_WITH_GENHASH OFF)
 513 endif()
 514
 515 if (LWS_WITH_SSL AND NOT LWS_WITH_WOLFSSL AND NOT LWS_WITH_MBEDTLS)
 516         if ("${LWS_OPENSSL_LIBRARIES}" STREQUAL "" OR "${LWS_OPENSSL_INCLUDE_DIRS}" STREQUAL "")
 517         else()
 518                 if (NOT LWS_WITH_ESP32)
 519                         set(OPENSSL_LIBRARIES ${LWS_OPENSSL_LIBRARIES})
 520                 endif()
 521                 set(OPENSSL_INCLUDE_DIRS ${LWS_OPENSSL_INCLUDE_DIRS})
 522                 set(OPENSSL_FOUND 1)
 523         endif()
 524 endif()
 525
 526 if (LWS_WITH_SSL AND LWS_WITH_WOLFSSL)
 527         if ("${LWS_WOLFSSL_LIBRARIES}" STREQUAL "" OR "${LWS_WOLFSSL_INCLUDE_DIRS}" STREQUAL "")
 528                 if (NOT WOLFSSL_FOUND)
 529                         if (LWS_WITH_CYASSL)
 530                                 message(FATAL_ERROR "You must set LWS_CYASSL_LIBRARIES and LWS_CYASSL_INCLUDE_DIRS when LWS_WITH_CYASSL is turned on.")
 531                         else()
 532                                 message(FATAL_ERROR "You must set LWS_WOLFSSL_LIBRARIES and LWS_WOLFSSL_INCLUDE_DIRS when LWS_WITH_WOLFSSL is turned on.")
 533                         endif()
 534                 endif()
 535         else()
 536                 set(WOLFSSL_LIBRARIES ${LWS_WOLFSSL_LIBRARIES})
 537                 set(WOLFSSL_INCLUDE_DIRS ${LWS_WOLFSSL_INCLUDE_DIRS})
 538                 set(WOLFSSL_FOUND 1)
 539         endif()
 540         set(USE_WOLFSSL 1)
 541         set(LWS_WITH_TLS 1)
 542         if (LWS_WITH_CYASSL)
 543                 set(USE_OLD_CYASSL 1)
 544         endif()
 545 endif()
 546
 547 if (LWS_WITH_SSL AND LWS_WITH_MBEDTLS)
 548         if ("${LWS_MBEDTLS_LIBRARIES}" STREQUAL "" OR "${LWS_MBEDTLS_INCLUDE_DIRS}" STREQUAL "" AND NOT LWS_WITH_ESP32)
 549
 550                 find_path(LWS_MBEDTLS_INCLUDE_DIRS mbedtls/ssl.h)
 551
 552                 find_library(MBEDTLS_LIBRARY mbedtls)
 553                 find_library(MBEDX509_LIBRARY mbedx509)
 554                 find_library(MBEDCRYPTO_LIBRARY mbedcrypto)
 555
 556                 set(LWS_MBEDTLS_LIBRARIES "${MBEDTLS_LIBRARY}" "${MBEDX509_LIBRARY}" "${MBEDCRYPTO_LIBRARY}")
 557
 558                 include(FindPackageHandleStandardArgs)
 559                 find_package_handle_standard_args(MBEDTLS DEFAULT_MSG
 560                         LWS_MBEDTLS_INCLUDE_DIRS MBEDTLS_LIBRARY MBEDX509_LIBRARY MBEDCRYPTO_LIBRARY)
 561
 562                 mark_as_advanced(LWS_MBEDTLS_INCLUDE_DIRS MBEDTLS_LIBRARY MBEDX509_LIBRARY MBEDCRYPTO_LIBRARY)
 563
 564                 if ("${LWS_MBEDTLS_LIBRARIES}" STREQUAL "" OR "${LWS_MBEDTLS_INCLUDE_DIRS}" STREQUAL "")
 565                         message(FATAL_ERROR "You must set LWS_MBEDTLS_LIBRARIES and LWS_MBEDTLS_INCLUDE_DIRS when LWS_WITH_MBEDTLS is turned on.")
 566                 endif()
 567         endif()
 568         set(MBEDTLS_LIBRARIES ${LWS_MBEDTLS_LIBRARIES})
 569         set(MBEDTLS_INCLUDE_DIRS ${LWS_MBEDTLS_INCLUDE_DIRS})
 570         set(MBEDTLS_FOUND 1)
 571         set(USE_MBEDTLS 1)
 572 endif()
 573
 574 if (LWS_WITH_HTTP_STREAM_COMPRESSION)
 575         set(LWS_WITH_ZLIB 1)
 576 endif()
 577
 578 if (LWS_WITH_ZLIB AND NOT LWS_WITH_BUNDLED_ZLIB)
 579         if ("${LWS_ZLIB_LIBRARIES}" STREQUAL "" OR "${LWS_ZLIB_INCLUDE_DIRS}" STREQUAL "")
 580         else()
 581                 set(ZLIB_LIBRARIES ${LWS_ZLIB_LIBRARIES})
 582                 set(ZLIB_INCLUDE_DIRS ${LWS_ZLIB_INCLUDE_DIRS})
 583                 set(ZLIB_FOUND 1)
 584         endif()
 585 endif()
 586
 587 if (LWS_WITH_LIBEV)
 588         if ("${LWS_LIBEV_LIBRARIES}" STREQUAL "" OR "${LWS_LIBEV_INCLUDE_DIRS}" STREQUAL "")
 589         else()
 590                 set(LIBEV_LIBRARIES ${LWS_LIBEV_LIBRARIES})
 591                 set(LIBEV_INCLUDE_DIRS ${LWS_LIBEV_INCLUDE_DIRS})
 592                 set(LIBEV_FOUND 1)
 593         endif()
 594 endif()
 595
 596 if (LWS_WITH_LIBUV)
 597         if ("${LWS_LIBUV_LIBRARIES}" STREQUAL "" OR "${LWS_LIBUV_INCLUDE_DIRS}" STREQUAL "")
 598         else()
 599                 set(LIBUV_LIBRARIES ${LWS_LIBUV_LIBRARIES})
 600                 set(LIBUV_INCLUDE_DIRS ${LWS_LIBUV_INCLUDE_DIRS})
 601                 set(LIBUV_FOUND 1)
 602         endif()
 603 endif()
 604
 605 if (LWS_WITH_LIBEVENT)
 606         if ("${LWS_LIBEVENT_LIBRARIES}" STREQUAL "" OR "${LWS_LIBEVENT_INCLUDE_DIRS}" STREQUAL "")
 607         else()
 608                 set(LIBEVENT_LIBRARIES ${LWS_LIBEVENT_LIBRARIES})
 609                 set(LIBEVENT_INCLUDE_DIRS ${LWS_LIBEVENT_INCLUDE_DIRS})
 610                 set(LIBEVENT_FOUND 1)
 611         endif()
 612 endif()
 613
 614 if (LWS_WITH_SQLITE3)
 615         if ("${LWS_SQLITE3_LIBRARIES}" STREQUAL "" OR "${LWS_SQLITE3_INCLUDE_DIRS}" STREQUAL "")
 616         else()
 617                 set(SQLITE3_LIBRARIES ${LWS_SQLITE3_LIBRARIES})
 618                 set(SQLITE3_INCLUDE_DIRS ${LWS_SQLITE3_INCLUDE_DIRS})
 619                 set(SQLITE3_FOUND 1)
 620         endif()
 621 endif()
 622
 623
 624 if (LWS_WITH_LIBEV AND LWS_WITH_LIBEVENT)
 625         message(FATAL_ERROR "Sorry libev and libevent conflict with each others' namespace, you can only have one or the other")
 626 endif()
 627
 628 # The base dir where the test-apps look for the SSL certs.
 629 set(LWS_OPENSSL_CLIENT_CERTS ../share CACHE PATH "Server SSL certificate directory")
 630 if (WIN32)
 631         set(LWS_OPENSSL_CLIENT_CERTS . CACHE PATH "Client SSL certificate directory")
 632
 633         if (LWS_UNIX_SOCK)
 634                 set(LWS_UNIX_SOCK OFF)
 635                 message(WARNING "Windows does not support UNIX domain sockets")
 636         endif()
 637 else()
 638         set(LWS_OPENSSL_CLIENT_CERTS /etc/pki/tls/certs/ CACHE PATH "Client SSL certificate directory")
 639 endif()
 640
 641 # LWS_OPENSSL_SUPPORT deprecated... use LWS_WITH_TLS
 642 if (LWS_WITH_SSL OR LWS_WITH_MBEDTLS)
 643         set(LWS_OPENSSL_SUPPORT 1)
 644         set(LWS_WITH_TLS 1)
 645 endif()
 646
 647 if (LWS_SSL_CLIENT_USE_OS_CA_CERTS)
 648         set(LWS_SSL_CLIENT_USE_OS_CA_CERTS 1)
 649 endif()
 650
 651 if (LWS_WITH_LATENCY)
 652         set(LWS_LATENCY 1)
 653 endif()
 654
 655 if (LWS_WITHOUT_DAEMONIZE OR WIN32)
 656         set(LWS_NO_DAEMONIZE 1)
 657 endif()
 658
 659 if (LWS_WITHOUT_SERVER)
 660         set(LWS_NO_SERVER 1)
 661 endif()
 662
 663 if (LWS_WITHOUT_CLIENT)
 664         set(LWS_NO_CLIENT 1)
 665 endif()
 666
 667 if (LWS_WITH_LIBEV)
 668         set(LWS_WITH_LIBEV 1)
 669 endif()
 670
 671 if (LWS_WITH_LIBUV)
 672         set(LWS_WITH_LIBUV 1)
 673 endif()
 674
 675 if (LWS_WITH_LIBEVENT)
 676         set(LWS_WITH_LIBEVENT 1)
 677 endif()
 678
 679 if (LWS_IPV6)
 680         set(LWS_WITH_IPV6 1)
 681 endif()
 682
 683 if (LWS_UNIX_SOCK)
 684     set(LWS_WITH_UNIX_SOCK 1)
 685 endif()
 686
 687 if (LWS_WITH_HTTP2)
 688         set(LWS_WITH_HTTP2 1)
 689 endif()
 690
 691 if ("${LWS_MAX_SMP}" STREQUAL "")
 692         set(LWS_MAX_SMP 1)
 693 endif()
 694
 695 # using any abstract protocol enables LWS_WITH_ABSTRACT
 696
 697 if (LWS_WITH_SMTP)
 698         set(LWS_WITH_ABSTRACT 1)
 699 endif()
 700
 701
 702
 703 if (MINGW)
 704         set(LWS_MINGW_SUPPORT 1)
 705         set(CMAKE_C_FLAGS "-D__USE_MINGW_ANSI_STDIO ${CMAKE_C_FLAGS}")
 706         add_definitions(-DWINVER=0x0601 -D_WIN32_WINNT=0x0601)
 707 endif()
 708
 709 if (LWS_SSL_SERVER_WITH_ECDH_CERT)
 710         set(LWS_SSL_SERVER_WITH_ECDH_CERT 1)
 711 endif()
 712
 713 include_directories("${PROJECT_BINARY_DIR}")
 714
 715 include(CheckCSourceCompiles)
 716
 717 # Check for different inline keyword versions.
 718 foreach(KEYWORD "inline" "__inline__" "__inline")
 719         set(CMAKE_REQUIRED_DEFINITIONS "-DKEYWORD=${KEYWORD}")
 720         CHECK_C_SOURCE_COMPILES(
 721                 "
 722                 #include <stdio.h>
 723                 static KEYWORD void a() {}
 724                 int main(int argc, char **argv) { a(); return 0; }
 725                 " LWS_HAVE_${KEYWORD})
 726 endforeach()
 727
 728 if (NOT LWS_HAVE_inline)
 729         if (LWS_HAVE___inline__)
 730                 set(inline __inline__)
 731         elseif(LWS_HAVE___inline)
 732                 set(inline __inline)
 733         endif()
 734 endif()
 735
 736 # Put the libraries and binaries that get built into directories at the
 737 # top of the build tree rather than in hard-to-find leaf directories.
 738 SET(CMAKE_RUNTIME_OUTPUT_DIRECTORY "${PROJECT_BINARY_DIR}/bin")
 739 SET(CMAKE_LIBRARY_OUTPUT_DIRECTORY "${PROJECT_BINARY_DIR}/lib")
 740 SET(CMAKE_ARCHIVE_OUTPUT_DIRECTORY "${PROJECT_BINARY_DIR}/lib")
 741
 742 SET(LWS_INSTALL_PATH "${CMAKE_INSTALL_PREFIX}")
 743
 744 # Put absolute path of dynamic libraries into the object code. Some
 745 # architectures, notably Mac OS X, need this.
 746 SET(CMAKE_INSTALL_NAME_DIR "${CMAKE_INSTALL_PREFIX}/${LWS_INSTALL_LIB_DIR}${LIB_SUFFIX}")
 747
 748 include(CheckFunctionExists)
 749 include(CheckSymbolExists)
 750 include(CheckIncludeFile)
 751 include(CheckIncludeFiles)
 752 include(CheckLibraryExists)
 753 include(CheckTypeSize)
 754 include(CheckCSourceCompiles)
 755
 756 if (LWS_WITHOUT_BUILTIN_SHA1)
 757         set(LWS_SHA1_USE_OPENSSL_NAME 1)
 758 endif()
 759
 760 if (HAIKU)
 761         set(CMAKE_REQUIRED_LIBRARIES network)
 762 endif()
 763
 764 CHECK_C_SOURCE_COMPILES(
 765         "#include <malloc.h>
 766         int main(int argc, char **argv) { return malloc_trim(0); }
 767         " LWS_HAVE_MALLOC_TRIM)
 768 CHECK_C_SOURCE_COMPILES(
 769         "#include <malloc.h>
 770         int main(int argc, char **argv) { return (int)malloc_usable_size((void *)0); }
 771         " LWS_HAVE_MALLOC_USABLE_SIZE)
 772
 773 CHECK_FUNCTION_EXISTS(fork LWS_HAVE_FORK)
 774 CHECK_FUNCTION_EXISTS(getenv LWS_HAVE_GETENV)
 775 CHECK_FUNCTION_EXISTS(malloc LWS_HAVE_MALLOC)
 776 CHECK_FUNCTION_EXISTS(memset LWS_HAVE_MEMSET)
 777 CHECK_FUNCTION_EXISTS(realloc LWS_HAVE_REALLOC)
 778 CHECK_FUNCTION_EXISTS(socket LWS_HAVE_SOCKET)
 779 CHECK_FUNCTION_EXISTS(strerror LWS_HAVE_STRERROR)
 780 CHECK_FUNCTION_EXISTS(vfork LWS_HAVE_VFORK)
 781 CHECK_FUNCTION_EXISTS(execvpe LWS_HAVE_EXECVPE)
 782 CHECK_FUNCTION_EXISTS(getifaddrs LWS_HAVE_GETIFADDRS)
 783 CHECK_FUNCTION_EXISTS(snprintf LWS_HAVE_SNPRINTF)
 784 CHECK_FUNCTION_EXISTS(_snprintf LWS_HAVE__SNPRINTF)
 785 CHECK_FUNCTION_EXISTS(_vsnprintf LWS_HAVE__VSNPRINTF)
 786 CHECK_FUNCTION_EXISTS(getloadavg LWS_HAVE_GETLOADAVG)
 787 CHECK_FUNCTION_EXISTS(atoll LWS_HAVE_ATOLL)
 788 CHECK_FUNCTION_EXISTS(_atoi64 LWS_HAVE__ATOI64)
 789 CHECK_FUNCTION_EXISTS(_stat32i64 LWS_HAVE__STAT32I64)
 790 CHECK_FUNCTION_EXISTS(clock_gettime LWS_HAVE_CLOCK_GETTIME)
 791
 792 if (NOT LWS_HAVE_GETIFADDRS)
 793         if (LWS_WITHOUT_BUILTIN_GETIFADDRS)
 794                 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.")
 795         endif()
 796         set(LWS_BUILTIN_GETIFADDRS 1)
 797 endif()
 798
 799 CHECK_INCLUDE_FILE(dlfcn.h LWS_HAVE_DLFCN_H)
 800 CHECK_INCLUDE_FILE(fcntl.h LWS_HAVE_FCNTL_H)
 801 CHECK_INCLUDE_FILE(in6addr.h LWS_HAVE_IN6ADDR_H)
 802 CHECK_INCLUDE_FILE(memory.h LWS_HAVE_MEMORY_H)
 803 CHECK_INCLUDE_FILE(netinet/in.h LWS_HAVE_NETINET_IN_H)
 804 CHECK_INCLUDE_FILE(stdint.h LWS_HAVE_STDINT_H)
 805 CHECK_INCLUDE_FILE(stdlib.h LWS_HAVE_STDLIB_H)
 806 CHECK_INCLUDE_FILE(strings.h LWS_HAVE_STRINGS_H)
 807 CHECK_INCLUDE_FILE(string.h LWS_HAVE_STRING_H)
 808 CHECK_INCLUDE_FILE(sys/prctl.h LWS_HAVE_SYS_PRCTL_H)
 809 CHECK_INCLUDE_FILE(sys/socket.h LWS_HAVE_SYS_SOCKET_H)
 810 CHECK_INCLUDE_FILE(sys/sockio.h LWS_HAVE_SYS_SOCKIO_H)
 811 CHECK_INCLUDE_FILE(sys/stat.h LWS_HAVE_SYS_STAT_H)
 812 CHECK_INCLUDE_FILE(sys/types.h LWS_HAVE_SYS_TYPES_H)
 813 CHECK_INCLUDE_FILE(unistd.h LWS_HAVE_UNISTD_H)
 814 CHECK_INCLUDE_FILE(vfork.h LWS_HAVE_VFORK_H)
 815 CHECK_INCLUDE_FILE(sys/capability.h LWS_HAVE_SYS_CAPABILITY_H)
 816 CHECK_INCLUDE_FILE(malloc.h LWS_HAVE_MALLOC_H)
 817 CHECK_INCLUDE_FILE(pthread.h LWS_HAVE_PTHREAD_H)
 818 CHECK_INCLUDE_FILE(inttypes.h LWS_HAVE_INTTYPES_H)
 819
 820 CHECK_LIBRARY_EXISTS(cap cap_set_flag "" LWS_HAVE_LIBCAP)
 821
 822 if (LWS_ROLE_DBUS)
 823
 824         if (NOT LWS_DBUS_LIB)
 825                 set(LWS_DBUS_LIB "dbus-1")
 826         endif()
 827
 828         CHECK_LIBRARY_EXISTS(${LWS_DBUS_LIB} dbus_connection_set_watch_functions "" LWS_HAVE_LIBDBUS)
 829         if (NOT LWS_HAVE_LIBDBUS)
 830                 message(FATAL_ERROR "Install dbus-devel, or libdbus-1-dev etc")
 831         endif()
 832
 833         if (NOT LWS_DBUS_INCLUDE1)
 834                 # look in fedora and debian / ubuntu place
 835                 if (EXISTS "/usr/include/dbus-1.0")
 836                         set(LWS_DBUS_INCLUDE1 "/usr/include/dbus-1.0")
 837                 else()
 838                         message(FATAL_ERROR "Set LWS_DBUS_INCLUDE1 to /usr/include/dbus-1.0 or wherever the main dbus includes are")
 839                 endif()
 840         endif()
 841
 842         if (NOT LWS_DBUS_INCLUDE2)
 843                 # look in fedora... debian / ubuntu has the ARCH in the path...
 844                 if (EXISTS "/usr/lib64/dbus-1.0/include")
 845                         set(LWS_DBUS_INCLUDE2 "/usr/lib64/dbus-1.0/include")
 846                 else()
 847                         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")
 848                 endif()
 849         endif()
 850
 851         set(CMAKE_REQUIRED_INCLUDES ${CMAKE_REQUIRED_INCLUDES};${LWS_DBUS_INCLUDE1};${LWS_DBUS_INCLUDE2})
 852
 853         CHECK_C_SOURCE_COMPILES("#include <dbus/dbus.h>
 854         int main(void) {
 855                 return 0;
 856         }" LWS_DBUS_CHECK_OK)
 857 endif()
 858
 859 if (LWS_WITH_LIBUV)
 860 CHECK_INCLUDE_FILE(uv-version.h LWS_HAVE_UV_VERSION_H)
 861   # libuv changed the location in 1.21.0. Retain both
 862   # checks temporarily to ensure a smooth transition.
 863   if (NOT LWS_HAVE_UV_VERSION_H)
 864     CHECK_INCLUDE_FILE(uv/version.h LWS_HAVE_NEW_UV_VERSION_H)
 865   endif()
 866 endif()
 867
 868
 869 if (LWS_WITH_ZLIB AND NOT LWS_WITH_BUNDLED_ZLIB)
 870         if (LWS_WITH_MINIZ)
 871                 CHECK_INCLUDE_FILE(miniz.h LWS_HAVE_ZLIB_H)
 872         else()
 873                 CHECK_INCLUDE_FILE(zlib.h LWS_HAVE_ZLIB_H)
 874         endif()
 875 endif()
 876
 877 # TODO: These can also be tested to see whether they actually work...
 878 set(LWS_HAVE_WORKING_FORK LWS_HAVE_FORK)
 879 set(LWS_HAVE_WORKING_VFORK LWS_HAVE_VFORK)
 880
 881 CHECK_INCLUDE_FILES("stdlib.h;stdarg.h;string.h;float.h" STDC_HEADERS)
 882
 883 CHECK_C_SOURCE_COMPILES("#include <stdint.h>
 884         int main(void) {
 885                 intptr_t test = 1;
 886                 return 0;
 887         }" LWS_HAS_INTPTR_T)
 888
 889 set(CMAKE_REQUIRED_FLAGS "-pthread")
 890 CHECK_C_SOURCE_COMPILES("#define _GNU_SOURCE
 891         #include <pthread.h>
 892         int main(void) {
 893                 pthread_t th = 0;
 894                 pthread_setname_np(th, NULL);
 895                 return 0;
 896         }" LWS_HAS_PTHREAD_SETNAME_NP)
 897
 898 CHECK_C_SOURCE_COMPILES("#include <stddef.h>
 899         #include <getopt.h>
 900         int main(void) {
 901                 void *p = (void *)getopt_long;
 902                 return p != NULL;
 903         }" LWS_HAS_GETOPT_LONG)
 904
 905
 906 if (NOT PID_T_SIZE)
 907         set(pid_t int)
 908 endif()
 909
 910 if (NOT SIZE_T_SIZE)
 911         set(size_t "unsigned int")
 912 endif()
 913
 914 if (NOT LWS_HAVE_MALLOC)
 915         set(malloc rpl_malloc)
 916 endif()
 917
 918 if (NOT LWS_HAVE_REALLOC)
 919         set(realloc rpl_realloc)
 920 endif()
 921
 922 if (UNIX)
 923         execute_process(COMMAND uname -n OUTPUT_VARIABLE NODENAME)
 924         # Need to chomp the \n at end of output.
 925         string(REGEX REPLACE "[\n]+" "" NODENAME "${NODENAME}")
 926
 927         if( NODENAME STREQUAL "smartos" )
 928                 add_definitions( "-D__smartos__" )
 929                 set(SMARTOS 1)
 930         endif()
 931 endif()
 932
 933 if (MSVC)
 934         # Turn off stupid microsoft security warnings.
 935         add_definitions(-D_CRT_SECURE_NO_DEPRECATE -D_CRT_NONSTDC_NO_DEPRECATE)
 936 endif(MSVC)
 937
 938 include_directories("${PROJECT_SOURCE_DIR}/lib")
 939
 940 # Group headers and sources.
 941 # Some IDEs use this for nicer file structure.
 942 set(HDR_PRIVATE
 943         lib/core/private.h)
 944
 945 set(HDR_PUBLIC
 946         "${PROJECT_SOURCE_DIR}/include/libwebsockets.h"
 947         "${PROJECT_BINARY_DIR}/lws_config.h"
 948         "${PROJECT_SOURCE_DIR}/plugins/ssh-base/include/lws-plugin-ssh.h"
 949         )
 950
 951 set(SOURCES
 952         lib/core/alloc.c
 953         lib/core/buflist.c
 954         lib/core/context.c
 955         lib/core/lws_dll2.c
 956         lib/core/libwebsockets.c
 957         lib/core/logs.c
 958         lib/misc/base64-decode.c
 959         lib/core/vfs.c
 960         lib/misc/lws-ring.c
 961 )
 962
 963 if (LWS_WITH_DEPRECATED_LWS_DLL)
 964         list(APPEND SOURCES
 965                 lib/core/lws_dll.c)
 966 endif()
 967
 968 if (LWS_WITH_NETWORK)
 969         list(APPEND SOURCES
 970                 lib/core-net/dummy-callback.c
 971                 lib/core-net/output.c
 972                 lib/core-net/close.c
 973                 lib/core-net/network.c
 974                 lib/core-net/vhost.c
 975                 lib/core-net/pollfd.c
 976                 lib/core-net/service.c
 977                 lib/core-net/sorted-usec-list.c
 978                 lib/core-net/stats.c
 979                 lib/core-net/wsi.c
 980                 lib/core-net/wsi-timeout.c
 981                 lib/core-net/adopt.c
 982                 lib/roles/pipe/ops-pipe.c
 983         )
 984
 985         if (LWS_WITH_LWS_DSH)
 986                 list(APPEND SOURCES
 987                         lib/core-net/lws-dsh.c)
 988         endif()
 989
 990         if (LWS_WITH_SEQUENCER)
 991                 list(APPEND SOURCES
 992                         lib/core-net/sequencer.c)
 993         endif()
 994
 995         if (LWS_WITH_ABSTRACT)
 996                 list(APPEND SOURCES
 997                         lib/abstract/abstract.c
 998                 )
 999                 if (LWS_WITH_SEQUENCER)
1000                         list(APPEND SOURCES
1001                                 lib/abstract/test-sequencer.c)
1002                 endif()
1003         endif()
1004
1005         if (LWS_WITH_STATS)
1006                 list(APPEND SOURCES
1007                         lib/core-net/stats.c
1008                 )
1009         endif()
1010 endif()
1011
1012 if (LWS_WITH_DIR)
1013         list(APPEND SOURCES lib/misc/dir.c)
1014 endif()
1015
1016 if (LWS_WITH_THREADPOOL AND UNIX AND LWS_HAVE_PTHREAD_H)
1017         list(APPEND SOURCES lib/misc/threadpool/threadpool.c)
1018 endif()
1019
1020 if (LWS_ROLE_H1 OR LWS_ROLE_H2)
1021         list(APPEND SOURCES
1022                 lib/roles/http/header.c
1023                 lib/roles/http/server/parsers.c)
1024         if (LWS_WITH_HTTP_STREAM_COMPRESSION)
1025                 list(APPEND SOURCES
1026                         lib/roles/http/compression/stream.c
1027                         lib/roles/http/compression/deflate/deflate.c)
1028                 if (LWS_WITH_HTTP_BROTLI)
1029                         list(APPEND SOURCES
1030                                 lib/roles/http/compression/brotli/brotli.c)
1031                 endif()
1032         endif()
1033 endif()
1034
1035 if (LWS_ROLE_H1)
1036         list(APPEND SOURCES
1037                 lib/roles/h1/ops-h1.c)
1038 endif()
1039
1040 if (LWS_ROLE_WS)
1041         list(APPEND SOURCES
1042                 lib/roles/ws/ops-ws.c)
1043         if (NOT LWS_WITHOUT_CLIENT)
1044                 list(APPEND SOURCES
1045                         lib/roles/ws/client-ws.c
1046                         lib/roles/ws/client-parser-ws.c)
1047         endif()
1048         if (NOT LWS_WITHOUT_SERVER)
1049                 list(APPEND SOURCES
1050                         lib/roles/ws/server-ws.c)
1051         endif()
1052 endif()
1053
1054 if (LWS_ROLE_RAW)
1055         list(APPEND SOURCES
1056                 lib/roles/raw-skt/ops-raw-skt.c
1057                 lib/roles/raw-file/ops-raw-file.c)
1058
1059         if (LWS_WITH_ABSTRACT)
1060                 list(APPEND SOURCES
1061                         lib/abstract/transports/raw-skt.c)
1062         endif()
1063 endif()
1064
1065 if (LWS_ROLE_RAW_PROXY)
1066         list(APPEND SOURCES
1067                 lib/roles/raw-proxy/ops-raw-proxy.c)
1068 endif()
1069
1070 if (LWS_ROLE_CGI)
1071         list(APPEND SOURCES
1072                 lib/roles/cgi/cgi-server.c
1073                 lib/roles/cgi/ops-cgi.c)
1074 endif()
1075
1076 if (LWS_ROLE_DBUS)
1077         list(APPEND SOURCES
1078                 lib/roles/dbus/dbus.c)
1079 endif()
1080
1081 if (LWS_WITH_ACCESS_LOG)
1082         list(APPEND SOURCES
1083                 lib/roles/http/server/access-log.c)
1084 endif()
1085
1086 if (LWS_WITH_PEER_LIMITS)
1087         list(APPEND SOURCES
1088                 lib/misc/peer-limits.c)
1089 endif()
1090
1091 if (LWS_WITH_LWSAC)
1092         list(APPEND SOURCES
1093                 lib/misc/lwsac/lwsac.c
1094                 lib/misc/lwsac/cached-file.c)
1095 endif()
1096
1097 if (LWS_WITH_FTS)
1098         list(APPEND SOURCES
1099                 lib/misc/fts/trie.c
1100                 lib/misc/fts/trie-fd.c)
1101 endif()
1102
1103 if (LWS_WITH_DISKCACHE)
1104         list(APPEND SOURCES
1105                 lib/misc/diskcache.c)
1106 endif()
1107
1108 if (LWS_WITH_STRUCT_JSON)
1109         list(APPEND SOURCES
1110                 lib/misc/lws-struct-lejp.c)
1111 endif()
1112
1113 if (LWS_WITH_STRUCT_SQLITE3)
1114         list(APPEND SOURCES
1115                 lib/misc/lws-struct-sqlite.c)
1116 endif()
1117
1118 if (NOT LWS_WITHOUT_CLIENT)
1119         list(APPEND SOURCES
1120                 lib/core-net/connect.c
1121                 lib/core-net/client.c
1122                 lib/roles/http/client/client.c
1123                 lib/roles/http/client/client-handshake.c)
1124 endif()
1125
1126 if (NOT LWS_WITHOUT_SERVER)
1127         list(APPEND SOURCES
1128                 lib/core-net/server.c
1129                 lib/roles/listen/ops-listen.c)
1130 endif()
1131
1132 if (LWS_WITH_MBEDTLS)
1133         set(LWS_WITH_SSL ON)
1134
1135         include_directories(lib/tls/mbedtls/wrapper/include)
1136         include_directories(lib/tls/mbedtls/wrapper/include/platform)
1137         include_directories(lib/tls/mbedtls/wrapper/include/internal)
1138         include_directories(lib/tls/mbedtls/wrapper/include/openssl)
1139
1140         if (LWS_WITH_NETWORK)
1141                 list(APPEND HDR_PRIVATE
1142                         lib/tls/mbedtls/wrapper/include/internal/ssl3.h
1143                         lib/tls/mbedtls/wrapper/include/internal/ssl_cert.h
1144                         lib/tls/mbedtls/wrapper/include/internal/ssl_code.h
1145                         lib/tls/mbedtls/wrapper/include/internal/ssl_dbg.h
1146                         lib/tls/mbedtls/wrapper/include/internal/ssl_lib.h
1147                         lib/tls/mbedtls/wrapper/include/internal/ssl_methods.h
1148                         lib/tls/mbedtls/wrapper/include/internal/ssl_pkey.h
1149                         lib/tls/mbedtls/wrapper/include/internal/ssl_stack.h
1150                         lib/tls/mbedtls/wrapper/include/internal/ssl_types.h
1151                         lib/tls/mbedtls/wrapper/include/internal/ssl_x509.h
1152                         lib/tls/mbedtls/wrapper/include/internal/tls1.h
1153                         lib/tls/mbedtls/wrapper/include/internal/x509_vfy.h)
1154
1155                 list(APPEND HDR_PRIVATE
1156                         lib/tls/mbedtls/wrapper/include/openssl/ssl.h)
1157
1158                 list(APPEND HDR_PRIVATE
1159                         lib/tls/mbedtls/wrapper/include/platform/ssl_pm.h
1160                         lib/tls/mbedtls/wrapper/include/platform/ssl_port.h)
1161
1162                 list(APPEND SOURCES
1163                         lib/tls/mbedtls/wrapper/library/ssl_cert.c
1164                         lib/tls/mbedtls/wrapper/library/ssl_lib.c
1165                         lib/tls/mbedtls/wrapper/library/ssl_methods.c
1166                         lib/tls/mbedtls/wrapper/library/ssl_pkey.c
1167                         lib/tls/mbedtls/wrapper/library/ssl_stack.c
1168                         lib/tls/mbedtls/wrapper/library/ssl_x509.c)
1169
1170                 list(APPEND SOURCES
1171                         lib/tls/mbedtls/wrapper/platform/ssl_pm.c
1172                         lib/tls/mbedtls/wrapper/platform/ssl_port.c)
1173         endif()
1174 endif()
1175
1176 if (LWS_WITH_SSL)
1177         list(APPEND SOURCES
1178                 lib/tls/tls.c
1179         )
1180         if (LWS_WITH_NETWORK)
1181                 list(APPEND SOURCES
1182                         lib/tls/tls-network.c
1183                 )
1184         endif()
1185
1186         if (LWS_WITH_MBEDTLS)
1187                 list(APPEND SOURCES
1188                         lib/tls/mbedtls/tls.c
1189                         lib/tls/mbedtls/x509.c
1190                 )
1191                 if (LWS_WITH_NETWORK)
1192                         list(APPEND SOURCES
1193                                 lib/tls/mbedtls/ssl.c
1194                         )
1195                 endif()
1196                 if (LWS_WITH_GENCRYPTO)
1197                         list(APPEND SOURCES
1198                                 lib/tls/mbedtls/lws-genhash.c
1199                                 lib/tls/mbedtls/lws-genrsa.c
1200                                 lib/tls/mbedtls/lws-genaes.c
1201                                 lib/tls/lws-genec-common.c
1202                                 lib/tls/mbedtls/lws-genec.c
1203                                 lib/tls/mbedtls/lws-gencrypto.c
1204                         )
1205                 endif()
1206         else()
1207                 list(APPEND SOURCES
1208                         lib/tls/openssl/tls.c
1209                         lib/tls/openssl/x509.c
1210                 )
1211                 if (LWS_WITH_NETWORK)
1212                         list(APPEND SOURCES
1213                                 lib/tls/openssl/ssl.c
1214                         )
1215                 endif()
1216                 if (LWS_WITH_GENCRYPTO)
1217                         list(APPEND SOURCES
1218                                 lib/tls/openssl/lws-genhash.c
1219                                 lib/tls/openssl/lws-genrsa.c
1220                                 lib/tls/openssl/lws-genaes.c
1221                                 lib/tls/lws-genec-common.c
1222                                 lib/tls/openssl/lws-genec.c
1223                                 lib/tls/openssl/lws-gencrypto.c
1224                         )
1225                 endif()
1226         endif()
1227
1228         if (NOT LWS_WITHOUT_SERVER)
1229                 list(APPEND SOURCES
1230                         lib/tls/tls-server.c)
1231                 if (LWS_WITH_MBEDTLS)
1232                         list(APPEND SOURCES
1233                                 lib/tls/mbedtls/mbedtls-server.c)
1234                 else()
1235                         list(APPEND SOURCES
1236                                 lib/tls/openssl/openssl-server.c)
1237                 endif()
1238         endif()
1239         if (NOT LWS_WITHOUT_CLIENT)
1240                 list(APPEND SOURCES
1241                         lib/tls/tls-client.c)
1242                 if (LWS_WITH_MBEDTLS)
1243                         list(APPEND SOURCES
1244                                 lib/tls/mbedtls/mbedtls-client.c)
1245                 else()
1246                         list(APPEND SOURCES
1247                                 lib/tls/openssl/openssl-client.c)
1248                 endif()
1249
1250         endif()
1251 endif()
1252
1253 if (NOT LWS_WITHOUT_BUILTIN_SHA1)
1254         list(APPEND SOURCES
1255                 lib/misc/sha-1.c)
1256 endif()
1257
1258 if (LWS_WITH_HTTP2 AND NOT LWS_WITHOUT_SERVER)
1259         list(APPEND SOURCES
1260                 lib/roles/h2/http2.c
1261                 lib/roles/h2/hpack.c
1262                 lib/roles/h2/ops-h2.c)
1263 endif()
1264 # select the active platform files
1265
1266 if (WIN32)
1267         list(APPEND SOURCES
1268                 lib/plat/windows/windows-fds.c
1269                 lib/plat/windows/windows-file.c
1270                 lib/plat/windows/windows-init.c
1271                 lib/plat/windows/windows-misc.c
1272                 lib/plat/windows/windows-pipe.c
1273                 lib/plat/windows/windows-plugins.c
1274                 lib/plat/windows/windows-service.c
1275                 lib/plat/windows/windows-sockets.c
1276                 )
1277 else()
1278
1279         if (LWS_PLAT_OPTEE)
1280                 list(APPEND SOURCES
1281                         lib/plat/optee/lws-plat-optee.c
1282                 )
1283                 if (LWS_WITH_NETWORK)
1284                         list(APPEND SOURCES
1285                                 lib/plat/optee/network.c
1286                         )
1287                 endif()
1288         else()
1289                 if (LWS_WITH_ESP32)
1290                         list(APPEND SOURCES
1291                                 lib/plat/esp32/esp32-fds.c
1292                                 lib/plat/esp32/esp32-file.c
1293                                 lib/plat/esp32/esp32-init.c
1294                                 lib/plat/esp32/esp32-misc.c
1295                                 lib/plat/esp32/esp32-pipe.c
1296                                 lib/plat/esp32/esp32-service.c
1297                                 lib/plat/esp32/esp32-sockets.c
1298                                 lib/misc/romfs.c)
1299                         if(LWS_WITH_ESP32_HELPER)
1300                                 list(APPEND SOURCES lib/plat/esp32/esp32-helpers.c)
1301                         endif()
1302                 else()
1303                         set(LWS_PLAT_UNIX 1)
1304                         list(APPEND SOURCES
1305                                 lib/plat/unix/unix-caps.c
1306                                 lib/plat/unix/unix-file.c
1307                                 lib/plat/unix/unix-misc.c
1308                                 lib/plat/unix/unix-init.c
1309                         )
1310                         if (LWS_WITH_NETWORK)
1311                                 list(APPEND SOURCES
1312                                         lib/plat/unix/unix-pipe.c
1313                                         lib/plat/unix/unix-service.c
1314                                         lib/plat/unix/unix-sockets.c
1315                                         lib/plat/unix/unix-fds.c
1316                                 )
1317                         endif()
1318
1319                         if (LWS_WITH_PLUGINS AND LWS_WITH_LIBUV)
1320                                 list(APPEND SOURCES lib/plat/unix/unix-plugins.c)
1321                         endif()
1322                 endif()
1323         endif()
1324 endif()
1325
1326 if ((LWS_ROLE_H1 OR LWS_ROLE_H2) AND NOT LWS_WITHOUT_SERVER)
1327         list(APPEND SOURCES
1328                 lib/roles/http/server/server.c
1329                 lib/roles/http/server/lws-spa.c)
1330 endif()
1331
1332 if (LWS_ROLE_WS AND NOT LWS_WITHOUT_EXTENSIONS)
1333         list(APPEND HDR_PRIVATE
1334                 lib/roles/ws/ext/extension-permessage-deflate.h)
1335         list(APPEND SOURCES
1336                 lib/roles/ws/ext/extension.c
1337                 lib/roles/ws/ext/extension-permessage-deflate.c)
1338 endif()
1339
1340 if (LWS_WITH_HTTP_PROXY)
1341         list(APPEND SOURCES
1342                 lib/roles/http/server/rewrite.c)
1343 endif()
1344
1345 if (LWS_WITH_POLL AND LWS_WITH_NETWORK)
1346         list(APPEND SOURCES
1347                 lib/event-libs/poll/poll.c)
1348 endif()
1349
1350 if (LWS_WITH_LIBUV AND LWS_WITH_NETWORK)
1351         list(APPEND SOURCES
1352                 lib/event-libs/libuv/libuv.c)
1353 endif()
1354
1355 if (LWS_WITH_LIBEVENT AND LWS_WITH_NETWORK)
1356         list(APPEND SOURCES
1357                 lib/event-libs/libevent/libevent.c)
1358 endif()
1359
1360 if (LWS_WITH_LIBEV AND LWS_WITH_NETWORK)
1361         list(APPEND SOURCES
1362                 lib/event-libs/libev/libev.c)
1363 endif()
1364
1365 if (LWS_WITH_LEJP)
1366         list(APPEND SOURCES
1367                 lib/misc/lejp.c)
1368 endif()
1369 if (LWS_WITH_LEJP_CONF AND LWS_WITH_NETWORK AND NOT LWS_PLAT_OPTEE)
1370                 list(APPEND SOURCES
1371                         "lib/roles/http/server/lejp-conf.c"
1372                 )
1373 endif()
1374
1375 if (LWS_WITH_ABSTRACT)
1376         list(APPEND SOURCES
1377                 lib/abstract/transports/unit-test.c)
1378 endif()
1379
1380 if (LWS_WITH_SMTP)
1381         list(APPEND SOURCES
1382                 lib/abstract/protocols/smtp/smtp.c)
1383 endif()
1384
1385 if (LWS_WITH_RANGES)
1386         list(APPEND SOURCES
1387                 lib/roles/http/server/ranges.c)
1388 endif()
1389
1390 if (LWS_WITH_ZIP_FOPS)
1391        if (LWS_WITH_ZLIB)
1392                list(APPEND SOURCES
1393                        lib/roles/http/server/fops-zip.c)
1394        else()
1395                message(FATAL_ERROR "Pre-zipped file support (LWS_WITH_ZIP_FOPS) requires ZLIB (LWS_WITH_ZLIB)")
1396        endif()
1397 endif()
1398
1399 if (LWS_WITH_JOSE)
1400         list(APPEND SOURCES
1401                 lib/jose/jwk/jwk.c
1402                 lib/jose/jws/jose.c
1403                 lib/jose/jws/jws.c
1404                 lib/jose/jwe/jwe.c
1405                 lib/jose/jwe/enc/aescbc.c
1406                 lib/jose/jwe/enc/aesgcm.c
1407                 lib/jose/jwe/enc/aeskw.c
1408                 lib/jose/jwe/jwe-rsa-aescbc.c
1409                 lib/jose/jwe/jwe-rsa-aesgcm.c
1410                 lib/jose/jwe/jwe-ecdh-es-aeskw.c
1411                 )
1412 endif()
1413
1414 if (LWS_WITH_JOSE OR LWS_WITH_GENCRYPTO)
1415         list(APPEND SOURCES
1416                 lib/tls/lws-gencrypto-common.c)
1417 endif()
1418
1419 # Add helper files for Windows.
1420 if (WIN32)
1421         set(WIN32_HELPERS_PATH win32port/win32helpers)
1422         include_directories(${WIN32_HELPERS_PATH})
1423
1424                 if (WIN32)
1425                         list(APPEND SOURCES
1426                                 ${WIN32_HELPERS_PATH}/gettimeofday.c
1427                         )
1428
1429                         list(APPEND HDR_PRIVATE
1430                                 ${WIN32_HELPERS_PATH}/gettimeofday.h
1431                         )
1432                 endif(WIN32)
1433
1434 else()
1435         # Unix.
1436         if (NOT LWS_WITHOUT_DAEMONIZE)
1437                 list(APPEND SOURCES
1438                         lib/misc/daemonize.c)
1439         endif()
1440 endif()
1441
1442 if (UNIX)
1443         if (NOT LWS_HAVE_GETIFADDRS)
1444                 list(APPEND HDR_PRIVATE lib/misc/getifaddrs.h)
1445                 list(APPEND SOURCES lib/misc/getifaddrs.c)
1446         endif()
1447 endif()
1448
1449 if ((CMAKE_C_COMPILER_ID MATCHES "Clang") OR (CMAKE_CXX_COMPILER_ID MATCHES "Clang"))
1450         set(COMPILER_IS_CLANG ON)
1451 endif()
1452
1453 if (CMAKE_COMPILER_IS_GNUCC OR CMAKE_COMPILER_IS_GNUCXX OR COMPILER_IS_CLANG)
1454     include (CheckCCompilerFlag)
1455     CHECK_C_COMPILER_FLAG(-fvisibility=hidden LWS_HAVE_VISIBILITY)
1456     if (LWS_HAVE_VISIBILITY)
1457                 set(VISIBILITY_FLAG -fvisibility=hidden)
1458     endif()
1459     if (LWS_WITH_GCOV)
1460             set (GCOV_FLAGS "-fprofile-arcs -ftest-coverage ")
1461     endif()
1462
1463         if (LWS_WITH_ASAN)
1464                 set (ASAN_FLAGS "-fsanitize=address -fsanitize=undefined -fsanitize-address-use-after-scope -fsanitize-undefined-trap-on-error")
1465                 if (NOT COMPILER_IS_CLANG)
1466                         set (ASAN_FLAGS "${ASAN_FLAGS} -fsanitize=pointer-compare -fsanitize=pointer-subtract -fsanitize=leak")
1467                 endif()
1468                 message("Enabling ASAN")
1469         endif()
1470
1471         check_c_compiler_flag("-Wignored-qualifiers" LWS_GCC_HAS_IGNORED_QUALIFIERS)
1472         check_c_compiler_flag("-Wtype-limits" LWS_GCC_HAS_TYPE_LIMITS)
1473
1474         if (LWS_GCC_HAS_IGNORED_QUALIFIERS)
1475                 set(CMAKE_C_FLAGS "-Wignored-qualifiers ${CMAKE_C_FLAGS}" )
1476         endif()
1477
1478         if (LWS_GCC_HAS_TYPE_LIMITS)
1479                 set(CMAKE_C_FLAGS "-Wtype-limits ${CMAKE_C_FLAGS}" )
1480         endif()
1481
1482     if (UNIX AND NOT LWS_WITH_ESP32)
1483             set(CMAKE_C_FLAGS "-Wall -Wsign-compare -Wuninitialized -Werror ${VISIBILITY_FLAG} -Wundef ${GCOV_FLAGS} ${CMAKE_C_FLAGS} ${ASAN_FLAGS}" )
1484     else()
1485             set(CMAKE_C_FLAGS "-Wall -Wsign-compare -Wuninitialized -Werror ${VISIBILITY_FLAG} ${GCOV_FLAGS} ${CMAKE_C_FLAGS}" )
1486     endif()
1487 endif ()
1488
1489 if (LWS_PLAT_OPTEE)
1490         set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} --sysroot ../../../../lib/libutils/isoc/include -I../../../../lib/libutils/isoc/include -I../../../../lib/libutils/ext/include" )
1491 endif()
1492
1493 if ((CMAKE_COMPILER_IS_GNUCC OR CMAKE_COMPILER_IS_GNUCXX) AND NOT LWS_WITHOUT_TESTAPPS)
1494         if (UNIX AND LWS_HAVE_PTHREAD_H)
1495         # jeez clang understands -pthread but dies if he sees it at link time!
1496         # http://stackoverflow.com/questions/2391194/what-is-gs-pthread-equiv-in-clang
1497         set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -pthread" )
1498     endif()
1499 endif()
1500
1501 if (COMPILER_IS_CLANG)
1502
1503         # otherwise osx blows a bunch of openssl deprecated api errors
1504         set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-deprecated-declarations" )
1505         if (UNIX AND LWS_HAVE_PTHREAD_H)
1506                 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -pthread" )
1507         endif()
1508 endif()
1509
1510 source_group("Headers Private"  FILES ${HDR_PRIVATE})
1511 source_group("Headers Public"   FILES ${HDR_PUBLIC})
1512 source_group("Sources"          FILES ${SOURCES})
1513 source_group("Resources"        FILES ${RESOURCES})
1514
1515 #
1516 # Create the lib.
1517 #
1518 set(LWS_LIBRARIES)
1519
1520 if (LWS_WITH_STATIC)
1521     if (LWS_STATIC_PIC)
1522         set(CMAKE_POSITION_INDEPENDENT_CODE ON)
1523     endif()
1524         add_library(websockets STATIC
1525                                 ${HDR_PRIVATE}
1526                                 ${HDR_PUBLIC}
1527                                 ${SOURCES})
1528         list(APPEND LWS_LIBRARIES websockets)
1529
1530         if (WIN32)
1531                 # Windows uses the same .lib ending for static libraries and shared
1532                 # library linker files, so rename the static library.
1533                 set_target_properties(websockets
1534                         PROPERTIES
1535                         OUTPUT_NAME websockets_static)
1536         endif()
1537         add_custom_command(
1538                       TARGET websockets
1539                       COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_CURRENT_SOURCE_DIR}/include/libwebsockets.h
1540                                                          ${CMAKE_CURRENT_BINARY_DIR}/include/libwebsockets.h
1541         )
1542
1543         add_custom_command(
1544                       TARGET websockets
1545                       COMMAND ${CMAKE_COMMAND} -E copy_directory ${CMAKE_CURRENT_SOURCE_DIR}/include/libwebsockets/
1546                                                                         ${CMAKE_CURRENT_BINARY_DIR}/include/libwebsockets
1547         )
1548
1549         add_custom_command(
1550                       TARGET websockets
1551                       COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_CURRENT_BINARY_DIR}/lws_config.h
1552                                                          ${CMAKE_CURRENT_BINARY_DIR}/include/lws_config.h
1553         )
1554
1555 endif()
1556
1557 if (LWS_WITH_SHARED)
1558         add_library(websockets_shared SHARED
1559                                 ${HDR_PRIVATE}
1560                                 ${HDR_PUBLIC}
1561                                 ${SOURCES}
1562                                 ${RESOURCES})
1563         list(APPEND LWS_LIBRARIES websockets_shared)
1564
1565         # We want the shared lib to be named "libwebsockets"
1566         # not "libwebsocket_shared".
1567         set_target_properties(websockets_shared
1568                 PROPERTIES
1569                 OUTPUT_NAME websockets)
1570
1571         if (WIN32)
1572                 # Compile as DLL (export function declarations)
1573                 set_property(
1574                         TARGET websockets_shared
1575                         PROPERTY COMPILE_DEFINITIONS
1576                         LWS_DLL
1577                         LWS_INTERNAL)
1578         endif()
1579
1580         if (APPLE)
1581                 set_property(TARGET websockets_shared PROPERTY MACOSX_RPATH YES)
1582         endif()
1583
1584         add_custom_command(
1585                       TARGET websockets_shared
1586                       COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_CURRENT_SOURCE_DIR}/include/libwebsockets.h
1587                                                          ${CMAKE_CURRENT_BINARY_DIR}/include/libwebsockets.h
1588         )
1589
1590         add_custom_command(
1591                       TARGET websockets
1592                       COMMAND ${CMAKE_COMMAND} -E copy_directory ${CMAKE_CURRENT_SOURCE_DIR}/include/libwebsockets
1593                                                                         ${CMAKE_CURRENT_BINARY_DIR}/include/libwebsockets
1594         )
1595
1596         add_custom_command(
1597                       TARGET websockets_shared
1598                       COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_CURRENT_BINARY_DIR}/lws_config.h
1599                                                          ${CMAKE_CURRENT_BINARY_DIR}/include/lws_config.h
1600         )
1601
1602
1603 endif()
1604
1605 # Set the so version of the lib.
1606 # Equivalent to LDFLAGS=-version-info x:x:x
1607 if(CMAKE_COMPILER_IS_GNUCC OR CMAKE_COMPILER_IS_GNUCXX OR COMPILER_IS_CLANG)
1608         foreach(lib ${LWS_LIBRARIES})
1609                 set_target_properties(${lib}
1610                         PROPERTIES
1611                         SOVERSION ${SOVERSION})
1612         endforeach()
1613 endif()
1614
1615 set(LIB_LIST)
1616
1617 #
1618 # Find libraries.
1619 #
1620
1621 #
1622 # ZLIB (needed for deflate extension and if LWS_WITH_HTTP_STREAM_COMPRESSION)
1623 #
1624 if (LWS_WITH_ZLIB)
1625         if (LWS_WITH_BUNDLED_ZLIB)
1626                 if (WIN32)
1627                         set(WIN32_ZLIB_PATH "win32port/zlib")
1628                         set(ZLIB_SRCS
1629                                 ${WIN32_ZLIB_PATH}/adler32.c
1630                                 ${WIN32_ZLIB_PATH}/compress.c
1631                                 ${WIN32_ZLIB_PATH}/crc32.c
1632                                 ${WIN32_ZLIB_PATH}/deflate.c
1633                                 ${WIN32_ZLIB_PATH}/gzlib.c
1634                                 ${WIN32_ZLIB_PATH}/gzread.c
1635                                 ${WIN32_ZLIB_PATH}/gzwrite.c
1636                                 ${WIN32_ZLIB_PATH}/infback.c
1637                                 ${WIN32_ZLIB_PATH}/inffast.c
1638                                 ${WIN32_ZLIB_PATH}/inflate.c
1639                                 ${WIN32_ZLIB_PATH}/inftrees.c
1640                                 ${WIN32_ZLIB_PATH}/trees.c
1641                                 ${WIN32_ZLIB_PATH}/uncompr.c
1642                                 ${WIN32_ZLIB_PATH}/zutil.c)
1643                         add_library(zlib_internal STATIC ${ZLIB_SRCS})
1644                         set(ZLIB_INCLUDE_DIRS ${WIN32_ZLIB_PATH})
1645                         get_property(ZLIB_LIBRARIES TARGET zlib_internal PROPERTY LOCATION)
1646                         set(ZLIB_FOUND 1)
1647                         # Make sure zlib_internal is compiled before the libs.
1648                         foreach (lib ${LWS_LIBRARIES})
1649                                 add_dependencies(${lib} zlib_internal)
1650                         endforeach()
1651                 else()
1652                         message(FATAL_ERROR "Don't have bundled zlib for that platform")
1653                 endif()
1654         elseif (NOT ZLIB_FOUND)
1655                 if (LWS_WITH_MINIZ)
1656                         find_package(Miniz REQUIRED)
1657                         set(ZLIB_INCLUDE_DIRS ${MINIZ_INCLUDE_DIRS})
1658                         set(ZLIB_LIBRARIES ${MINIZ_LIBRARIES})
1659                 else()
1660                         find_package(ZLIB REQUIRED)
1661                 endif()
1662         endif()
1663         message("zlib/miniz include dirs: ${ZLIB_INCLUDE_DIRS}")
1664         message("zlib/miniz libraries: ${ZLIB_LIBRARIES}")
1665         include_directories(${ZLIB_INCLUDE_DIRS})
1666         list(APPEND LIB_LIST ${ZLIB_LIBRARIES})
1667 endif()
1668
1669 if (LWS_WITH_HTTP_BROTLI)
1670         list(APPEND LIB_LIST brotlienc brotlidec brotlidec)
1671 endif()
1672
1673 #
1674 # OpenSSL
1675 #
1676 if (LWS_WITH_SSL)
1677         message("Compiling with SSL support")
1678         set(chose_ssl 0)
1679         if (LWS_WITH_WOLFSSL)
1680                 # Use wolfSSL as OpenSSL replacement.
1681                 # TODO: Add a find_package command for this also.
1682                 message("wolfSSL include dir: ${WOLFSSL_INCLUDE_DIRS}")
1683                 message("wolfSSL libraries: ${WOLFSSL_LIBRARIES}")
1684
1685                 # Additional to the root directory we need to include
1686                 # the wolfssl/ subdirectory which contains the OpenSSL
1687                 # compatibility layer headers.
1688
1689                 if (LWS_WITH_CYASSL)
1690                         foreach(inc ${WOLFSSL_INCLUDE_DIRS})
1691                                 include_directories("${inc}" "${inc}/cyassl")
1692                         endforeach()
1693                 else()
1694                         foreach(inc ${WOLFSSL_INCLUDE_DIRS})
1695                                 include_directories("${inc}" "${inc}/wolfssl")
1696                         endforeach()
1697                 endif()
1698
1699                 list(APPEND LIB_LIST "${WOLFSSL_LIBRARIES}")
1700                 set(chose_ssl 1)
1701         endif()
1702
1703         if (LWS_WITH_MBEDTLS)
1704                 message("MBEDTLS include dir: ${MBEDTLS_INCLUDE_DIRS}")
1705                 message("MBEDTLS libraries: ${MBEDTLS_LIBRARIES}")
1706
1707                 foreach(inc ${MBEDTLS_INCLUDE_DIRS})
1708                         include_directories("${inc}" "${inc}/mbedtls")
1709                 endforeach()
1710
1711                 list(APPEND LIB_LIST "${MBEDTLS_LIBRARIES}")
1712                 set(chose_ssl 1)
1713         endif()
1714
1715         if (NOT chose_ssl)
1716                 if (NOT OPENSSL_FOUND AND NOT LWS_WITH_BORINGSSL)
1717                         # TODO: Add support for STATIC also.
1718                 if (NOT LWS_WITH_ESP32)
1719                         find_package(OpenSSL REQUIRED)
1720                 endif()
1721                         set(OPENSSL_INCLUDE_DIRS "${OPENSSL_INCLUDE_DIR}")
1722                 endif()
1723
1724                 message("OpenSSL include dir: ${OPENSSL_INCLUDE_DIRS}")
1725                 if (NOT LWS_WITH_ESP32)
1726                         message("OpenSSL libraries: ${OPENSSL_LIBRARIES}")
1727                 endif()
1728
1729                 include_directories("${OPENSSL_INCLUDE_DIRS}")
1730                 if (NOT LWS_WITH_ESP32)
1731                         list(APPEND LIB_LIST ${OPENSSL_LIBRARIES})
1732                 endif()
1733
1734         if (NOT LWS_WITH_MBEDTLS)
1735                 # older (0.98) Openssl lacks this
1736                 set(CMAKE_REQUIRED_INCLUDES ${OPENSSL_INCLUDE_DIRS})
1737                 check_include_file(openssl/ecdh.h LWS_HAVE_OPENSSL_ECDH_H)
1738
1739                 if (LWS_SSL_SERVER_WITH_ECDH_CERT AND NOT LWS_HAVE_OPENSSL_ECDH_H)
1740                         message(FATAL_ERROR "Missing openssl/ecdh.h, so cannot use LWS_SSL_SERVER_WITH_ECDH_CERT")
1741                 endif()
1742         else()
1743                 unset(LWS_HAVE_OPENSSL_ECDH_H)
1744         endif(NOT LWS_WITH_MBEDTLS)
1745         endif()
1746
1747 endif(LWS_WITH_SSL)
1748
1749 if (LWS_WITH_LIBEV)
1750         if (NOT LIBEV_FOUND)
1751                 find_path(LIBEV_INCLUDE_DIRS NAMES ev.h)
1752                 find_library(LIBEV_LIBRARIES NAMES ev)
1753                 if(LIBEV_INCLUDE_DIRS AND LIBEV_LIBRARIES)
1754                         set(LIBEV_FOUND 1)
1755                 endif()
1756         endif()
1757         message("libev include dir: ${LIBEV_INCLUDE_DIRS}")
1758         message("libev libraries: ${LIBEV_LIBRARIES}")
1759         include_directories("${LIBEV_INCLUDE_DIRS}")
1760         list(APPEND LIB_LIST ${LIBEV_LIBRARIES})
1761 endif(LWS_WITH_LIBEV)
1762
1763 if (LWS_WITH_LIBUV)
1764         if (NOT LIBUV_FOUND)
1765                 find_path(LIBUV_INCLUDE_DIRS NAMES uv.h)
1766                 find_library(LIBUV_LIBRARIES NAMES uv)
1767                 if(LIBUV_INCLUDE_DIRS AND LIBUV_LIBRARIES)
1768                         set(LIBUV_FOUND 1)
1769                 endif()
1770         endif()
1771         message("libuv include dir: ${LIBUV_INCLUDE_DIRS}")
1772         message("libuv libraries: ${LIBUV_LIBRARIES}")
1773         include_directories("${LIBUV_INCLUDE_DIRS}")
1774         list(APPEND LIB_LIST ${LIBUV_LIBRARIES})
1775 endif()
1776
1777 if (LWS_WITH_LIBEVENT)
1778         if (NOT LIBEVENT_FOUND)
1779                 find_path(LIBEVENT_INCLUDE_DIRS NAMES event2/event.h)
1780                 find_library(LIBEVENT_LIBRARIES NAMES event)
1781                 if(LIBEVENT_INCLUDE_DIRS AND LIBEVENT_LIBRARIES)
1782                         set(LIBEVENT_FOUND 1)
1783                 endif()
1784         endif()
1785         message("libevent include dir: ${LIBEVENT_INCLUDE_DIRS}")
1786         message("libevent libraries: ${LIBEVENT_LIBRARIES}")
1787         include_directories("${LIBEVENT_INCLUDE_DIRS}")
1788         list(APPEND LIB_LIST ${LIBEVENT_LIBRARIES})
1789 endif(LWS_WITH_LIBEVENT)
1790
1791 if (LWS_WITH_SQLITE3)
1792         if (NOT SQLITE3_FOUND)
1793                 find_path(SQLITE3_INCLUDE_DIRS NAMES sqlite3.h)
1794                 find_library(SQLITE3_LIBRARIES NAMES sqlite3)
1795                 if(SQLITE3_INCLUDE_DIRS AND SQLITE3_LIBRARIES)
1796                         set(SQLITE3_FOUND 1)
1797                 endif()
1798         endif()
1799         message("sqlite3 include dir: ${SQLITE3_INCLUDE_DIRS}")
1800         message("sqlite3 libraries: ${SQLITE3_LIBRARIES}")
1801         include_directories("${SQLITE3_INCLUDE_DIRS}")
1802         list(APPEND LIB_LIST ${SQLITE3_LIBRARIES})
1803 endif()
1804
1805
1806 if (LWS_WITH_HUBBUB)
1807         find_library(LIBHUBBUB_LIBRARIES NAMES hubbub)
1808         list(APPEND LIB_LIST ${LIBHUBBUB_LIBRARIES} )
1809 endif()
1810
1811 if (LWS_ROLE_DBUS)
1812         message("dbus include dir 1: ${LWS_DBUS_INCLUDE1}")
1813         message("dbus include dir 2: ${LWS_DBUS_INCLUDE2}")
1814         include_directories("${LWS_DBUS_INCLUDE1}")
1815         include_directories("${LWS_DBUS_INCLUDE2}")
1816         list(APPEND LIB_LIST ${LWS_DBUS_LIB})
1817 endif()
1818
1819 #
1820 # Platform specific libs.
1821 #
1822 if (WINCE)
1823         list(APPEND LIB_LIST ws2.lib)
1824 elseif (WIN32)
1825         list(APPEND LIB_LIST ws2_32.lib userenv.lib psapi.lib iphlpapi.lib)
1826 endif()
1827
1828 if (${CMAKE_SYSTEM_NAME} MATCHES "QNX")
1829         list(APPEND LIB_LIST socket)
1830 endif()
1831
1832 if (UNIX)
1833         list(APPEND LIB_LIST m)
1834 endif()
1835
1836 if(SMARTOS)
1837         list(APPEND LIB_LIST socket)
1838 endif()
1839
1840 if (HAIKU)
1841         list(APPEND LIB_LIST network)
1842 endif()
1843
1844 if (LWS_HAVE_LIBCAP)
1845         list(APPEND LIB_LIST cap )
1846 endif()
1847
1848 # Setup the linking for all libs.
1849 foreach (lib ${LWS_LIBRARIES})
1850         target_link_libraries(${lib} ${LIB_LIST})
1851 endforeach()
1852
1853 set (temp ${CMAKE_REQUIRED_LIBRARIES})
1854 set(CMAKE_REQUIRED_LIBRARIES ${LIB_LIST})
1855
1856 if (LWS_WITH_ZLIB)
1857         if (LWS_WITH_BUNDLED_ZLIB)
1858                 if (WIN32)
1859                         # it's trying to delete internal zlib entry
1860                         LIST(REMOVE_AT CMAKE_REQUIRED_LIBRARIES 0 )
1861                 endif()
1862         endif()
1863 endif()
1864
1865 CHECK_FUNCTION_EXISTS(SSL_CTX_set1_param LWS_HAVE_SSL_CTX_set1_param)
1866 CHECK_FUNCTION_EXISTS(SSL_set_info_callback LWS_HAVE_SSL_SET_INFO_CALLBACK)
1867 CHECK_FUNCTION_EXISTS(X509_VERIFY_PARAM_set1_host LWS_HAVE_X509_VERIFY_PARAM_set1_host)
1868 CHECK_FUNCTION_EXISTS(RSA_set0_key LWS_HAVE_RSA_SET0_KEY)
1869 CHECK_FUNCTION_EXISTS(X509_get_key_usage LWS_HAVE_X509_get_key_usage)
1870 CHECK_FUNCTION_EXISTS(EVP_PKEY_new_raw_private_key LWS_HAVE_SSL_CTX_EVP_PKEY_new_raw_private_key)
1871 CHECK_FUNCTION_EXISTS(SSL_CTX_get0_certificate LWS_HAVE_SSL_CTX_get0_certificate)
1872 CHECK_FUNCTION_EXISTS(SSL_get0_alpn_selected LWS_HAVE_SSL_get0_alpn_selected)
1873 CHECK_FUNCTION_EXISTS(SSL_set_alpn_protos LWS_HAVE_SSL_set_alpn_protos)
1874 CHECK_FUNCTION_EXISTS(EVP_aes_128_cfb8 LWS_HAVE_EVP_aes_128_cfb8)
1875 CHECK_FUNCTION_EXISTS(EVP_aes_128_cfb128 LWS_HAVE_EVP_aes_128_cfb128)
1876 CHECK_FUNCTION_EXISTS(EVP_aes_192_cfb8 LWS_HAVE_EVP_aes_192_cfb8)
1877 CHECK_FUNCTION_EXISTS(EVP_aes_192_cfb128 LWS_HAVE_EVP_aes_192_cfb128)
1878 CHECK_FUNCTION_EXISTS(EVP_aes_256_cfb8 LWS_HAVE_EVP_aes_256_cfb8)
1879 CHECK_FUNCTION_EXISTS(EVP_aes_256_cfb128 LWS_HAVE_EVP_aes_256_cfb128)
1880 CHECK_FUNCTION_EXISTS(EVP_aes_128_xts LWS_HAVE_EVP_aes_128_xts)
1881 CHECK_FUNCTION_EXISTS(RSA_verify_pss_mgf1 LWS_HAVE_RSA_verify_pss_mgf1)
1882 CHECK_FUNCTION_EXISTS(HMAC_CTX_new LWS_HAVE_HMAC_CTX_new)
1883 CHECK_FUNCTION_EXISTS(SSL_CTX_set_ciphersuites LWS_HAVE_SSL_CTX_set_ciphersuites)
1884 if (LWS_WITH_SSL AND NOT LWS_WITH_MBEDTLS)
1885  if (UNIX)
1886  set(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} dl)
1887  endif()
1888 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)
1889 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)
1890 CHECK_FUNCTION_EXISTS(ECDSA_SIG_set0 LWS_HAVE_ECDSA_SIG_set0)
1891 CHECK_FUNCTION_EXISTS(BN_bn2binpad LWS_HAVE_BN_bn2binpad)
1892 CHECK_FUNCTION_EXISTS(EVP_aes_128_wrap LWS_HAVE_EVP_aes_128_wrap)
1893 CHECK_FUNCTION_EXISTS(EC_POINT_get_affine_coordinates LWS_HAVE_EC_POINT_get_affine_coordinates)
1894 endif()
1895 if (LWS_WITH_MBEDTLS)
1896         set(LWS_HAVE_TLS_CLIENT_METHOD 1)
1897         if (NOT LWS_WITH_ESP32)
1898                 # not supported in esp-idf openssl wrapper yet, but is in our version
1899                 set(LWS_HAVE_X509_VERIFY_PARAM_set1_host 1)
1900         endif()
1901
1902         CHECK_FUNCTION_EXISTS(mbedtls_ssl_conf_alpn_protocols LWS_HAVE_mbedtls_ssl_conf_alpn_protocols)
1903         CHECK_FUNCTION_EXISTS(mbedtls_ssl_get_alpn_protocol LWS_HAVE_mbedtls_ssl_get_alpn_protocol)
1904         CHECK_FUNCTION_EXISTS(mbedtls_ssl_conf_sni LWS_HAVE_mbedtls_ssl_conf_sni)
1905         CHECK_FUNCTION_EXISTS(mbedtls_ssl_set_hs_ca_chain LWS_HAVE_mbedtls_ssl_set_hs_ca_chain)
1906         CHECK_FUNCTION_EXISTS(mbedtls_ssl_set_hs_own_cert LWS_HAVE_mbedtls_ssl_set_hs_own_cert)
1907         CHECK_FUNCTION_EXISTS(mbedtls_ssl_set_hs_authmode LWS_HAVE_mbedtls_ssl_set_hs_authmode)
1908         CHECK_FUNCTION_EXISTS(mbedtls_net_init LWS_HAVE_mbedtls_net_init)
1909
1910 else()
1911 CHECK_FUNCTION_EXISTS(TLS_client_method LWS_HAVE_TLS_CLIENT_METHOD)
1912 CHECK_FUNCTION_EXISTS(TLSv1_2_client_method LWS_HAVE_TLSV1_2_CLIENT_METHOD)
1913 endif()
1914
1915 # ideally we want to use pipe2()
1916
1917 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)
1918
1919 # tcp keepalive needs this on linux to work practically... but it only exists
1920 # after kernel 2.6.37
1921
1922 CHECK_C_SOURCE_COMPILES("#include <netinet/tcp.h>\nint main(void) { return TCP_USER_TIMEOUT; }\n" LWS_HAVE_TCP_USER_TIMEOUT)
1923
1924 set(CMAKE_REQUIRED_LIBRARIES ${temp})
1925 # Generate the lws_config.h that includes all the public compilation settings.
1926 configure_file(
1927        "${PROJECT_SOURCE_DIR}/cmake/lws_config.h.in"
1928        "${PROJECT_BINARY_DIR}/lws_config.h")
1929
1930 # Generate the lws_config.h that includes all the private compilation settings.
1931 configure_file(
1932        "${PROJECT_SOURCE_DIR}/cmake/lws_config_private.h.in"
1933        "${PROJECT_BINARY_DIR}/lws_config_private.h")
1934
1935 # Generate self-signed SSL certs for the test-server.
1936
1937 if (LWS_WITH_SSL AND NOT LWS_WITH_WOLFSSL)
1938         message("Searching for OpenSSL executable and dlls")
1939         find_package(OpenSSLbins)
1940         message("OpenSSL executable: ${OPENSSL_EXECUTABLE}")
1941         if (OPENSSL_EXECUTABLE MATCHES "^$")
1942                 set(OPENSSL_EXECUTABLE openssl)
1943         endif()
1944         if (NOT OPENSSL_EXECUTABLE)
1945                 set(OPENSSL_EXECUTABLE openssl)
1946         endif()
1947
1948 endif()
1949
1950 set(GENCERTS 0)
1951
1952 if (LWS_WITH_SSL AND OPENSSL_EXECUTABLE AND NOT LWS_WITHOUT_TEST_SERVER AND NOT LWS_WITHOUT_SERVER AND NOT LWS_WITHOUT_TESTAPPS)
1953         set(GENCERTS 1)
1954 endif()
1955 if (LWS_WITH_ESP32)
1956         set(GENCERTS 1)
1957 endif()
1958 message(" GENCERTS = ${GENCERTS}")
1959 if (GENCERTS)
1960         message("Generating SSL Certificates for the test-server...")
1961
1962         set(TEST_SERVER_SSL_KEY "${PROJECT_BINARY_DIR}/libwebsockets-test-server.key.pem")
1963         set(TEST_SERVER_SSL_CERT "${PROJECT_BINARY_DIR}/libwebsockets-test-server.pem")
1964
1965         if (WIN32)
1966                 if (MINGW)
1967                         message("cmd = \"${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}\"")
1968                         execute_process(
1969                                 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 "${TEST_SERVER_SSL_CERT}"
1970                                 RESULT_VARIABLE OPENSSL_RETURN_CODE)
1971                 else()
1972                         file(WRITE "${PROJECT_BINARY_DIR}/openssl_input.txt"
1973                                 "GB\n"
1974                                 "Erewhon\n"
1975                                 "All around\n"
1976                                 "libwebsockets-test\n"
1977                                 "localhost\n"
1978                                 "none@invalid.org\n\n"
1979                                 )
1980
1981                         # The "type" command is a bit picky with paths.
1982                         file(TO_NATIVE_PATH "${PROJECT_BINARY_DIR}/openssl_input.txt" OPENSSL_INPUT_WIN_PATH)
1983                         message("OPENSSL_INPUT_WIN_PATH = ${OPENSSL_INPUT_WIN_PATH}")
1984                         message("cmd = \"${OPENSSL_EXECUTABLE}\" req -new -newkey rsa:1024 -days 10000 -nodes -x509 -keyout \"${TEST_SERVER_SSL_KEY}\" -out \"${TEST_SERVER_SSL_CERT}\"")
1985
1986                         execute_process(
1987                                 COMMAND cmd /c type "${OPENSSL_INPUT_WIN_PATH}"
1988                                 COMMAND "${OPENSSL_EXECUTABLE}" req -new -newkey rsa:1024 -days 10000 -nodes -x509 -keyout "${TEST_SERVER_SSL_KEY}" -out "${TEST_SERVER_SSL_CERT}"
1989                                 RESULT_VARIABLE OPENSSL_RETURN_CODE
1990                                 OUTPUT_QUIET ERROR_QUIET)
1991
1992                         message("\n")
1993                 endif()
1994
1995                 if (OPENSSL_RETURN_CODE)
1996                         message(WARNING "!!! Failed to generate SSL certificate for Test Server using cmd.exe !!!:\nOpenSSL return code = ${OPENSSL_RETURN_CODE}")
1997                 else()
1998                         message("SUCCSESFULLY generated SSL certificate")
1999                 endif()
2000         else()
2001                 # Unix.
2002                 execute_process(
2003                         COMMAND printf "GB\\nErewhon\\nAll around\\nlibwebsockets-test\\n\\nlocalhost\\nnone@invalid.org\\n"
2004                         COMMAND "${OPENSSL_EXECUTABLE}"
2005                                 req -new -newkey rsa:1024 -days 10000 -nodes -x509 -keyout "${TEST_SERVER_SSL_KEY}" -out "${TEST_SERVER_SSL_CERT}"
2006                         RESULT_VARIABLE OPENSSL_RETURN_CODE
2007                         #               OUTPUT_QUIET ERROR_QUIET
2008                         )
2009
2010                 if (OPENSSL_RETURN_CODE)
2011                         message(WARNING "!!! Failed to generate SSL certificate for Test Server!!!:\nOpenSSL return code = ${OPENSSL_RETURN_CODE}")
2012                 else()
2013                         message("SUCCESSFULLY generated SSL certificate")
2014                 endif()
2015         endif()
2016
2017         list(APPEND TEST_SERVER_DATA
2018                 "${TEST_SERVER_SSL_KEY}"
2019                 "${TEST_SERVER_SSL_CERT}")
2020 endif()
2021
2022
2023
2024
2025 #
2026 # Test applications
2027 #
2028 set(TEST_APP_LIST)
2029 if ((LWS_ROLE_H1 OR LWS_ROLE_H2) AND NOT LWS_WITHOUT_TESTAPPS)
2030         #
2031         # Helper function for adding a test app.
2032         #
2033         macro(create_test_app TEST_NAME MAIN_SRC S2 S3 S4 S5 S6)
2034
2035                 set(TEST_SRCS ${MAIN_SRC})
2036                 set(TEST_HDR)
2037                 if ("${S2}" STREQUAL "")
2038                 else()
2039                         list(APPEND TEST_SRCS ${S2})
2040                 endif()
2041                 if ("${S3}" STREQUAL "")
2042                 else()
2043                         list(APPEND TEST_SRCS ${S3})
2044                 endif()
2045                 if ("${S4}" STREQUAL "")
2046                 else()
2047                         list(APPEND TEST_SRCS ${S4})
2048                 endif()
2049                 if ("${S5}" STREQUAL "")
2050                 else()
2051                         list(APPEND TEST_SRCS ${S5})
2052                 endif()
2053                 if ("${S6}" STREQUAL "")
2054                 else()
2055                         list(APPEND TEST_SRCS ${S6})
2056                 endif()
2057                 if (WIN32)
2058                         list(APPEND TEST_SRCS
2059                                 ${WIN32_HELPERS_PATH}/getopt.c
2060                                 ${WIN32_HELPERS_PATH}/getopt_long.c
2061                                 ${WIN32_HELPERS_PATH}/gettimeofday.c
2062                         )
2063
2064                         list(APPEND TEST_HDR
2065                                 ${WIN32_HELPERS_PATH}/getopt.h
2066                                 ${WIN32_HELPERS_PATH}/gettimeofday.h
2067                         )
2068                 endif(WIN32)
2069
2070                 source_group("Headers Private"   FILES ${TEST_HDR})
2071                 source_group("Sources"   FILES ${TEST_SRCS})
2072                 add_executable(${TEST_NAME} ${TEST_SRCS} ${TEST_HDR})
2073
2074                 if (LWS_LINK_TESTAPPS_DYNAMIC)
2075                         if (NOT LWS_WITH_SHARED)
2076                                 message(FATAL_ERROR "Build of the shared library is disabled. LWS_LINK_TESTAPPS_DYNAMIC must be combined with LWS_WITH_SHARED.")
2077                         endif()
2078                         target_link_libraries(${TEST_NAME} websockets_shared)
2079                         add_dependencies(${TEST_NAME} websockets_shared)
2080                 else()
2081                         if (NOT LWS_WITH_STATIC)
2082                                 message(FATAL_ERROR "Build of the static library is disabled. Disabled LWS_LINK_TESTAPPS_DYNAMIC must be combined with LWS_WITH_STATIC.")
2083                         endif()
2084                         target_link_libraries(${TEST_NAME} websockets)
2085                         add_dependencies(${TEST_NAME} websockets)
2086                         if (UNIX AND LWS_WITH_SSL AND NOT LWS_WITH_MBEDTLS)
2087                                 target_link_libraries(${TEST_NAME} dl)
2088                         endif()
2089                 endif()
2090
2091                 if (LWS_WITH_HTTP_STREAM_COMPRESSION)
2092                         target_link_libraries(${TEST_NAME} z)
2093                 endif()
2094
2095                 # Set test app specific defines.
2096                 set_property(TARGET ${TEST_NAME}
2097                                         PROPERTY COMPILE_DEFINITIONS
2098                                                 INSTALL_DATADIR="${CMAKE_INSTALL_PREFIX}/share"
2099                                         )
2100
2101                 # Prefix the binary names with libwebsockets.
2102                 set_target_properties(${TEST_NAME}
2103                         PROPERTIES
2104                         OUTPUT_NAME libwebsockets-${TEST_NAME})
2105
2106                 # Add to the list of tests.
2107                 list(APPEND TEST_APP_LIST ${TEST_NAME})
2108         endmacro()
2109
2110         if (UNIX AND LWS_WITH_PLUGINS)
2111                 set(CMAKE_C_FLAGS "-fPIC ${CMAKE_C_FLAGS}")
2112                 if(NOT((${CMAKE_SYSTEM_NAME} MATCHES "FreeBSD") OR (${CMAKE_SYSTEM_NAME} MATCHES "QNX")))
2113                         target_link_libraries(websockets dl)
2114                 endif()
2115         endif()
2116
2117         if (LWS_WITH_LIBEV)
2118                 # libev generates a big mess of warnings with gcc, maintainer claims gcc to blame
2119                 set_source_files_properties( lib/event-libs/libev/libev.c PROPERTIES COMPILE_FLAGS "-Wno-error" )
2120         endif()
2121
2122
2123         if (NOT LWS_WITHOUT_SERVER)
2124                 #
2125                 # test-server
2126                 #
2127                 if (NOT LWS_WITHOUT_TEST_SERVER)
2128                         create_test_app(test-server "test-apps/test-server.c"
2129                                 ""
2130                                 ""
2131                                 ""
2132                                 ""
2133                                 "")
2134
2135                         if (LWS_WITH_CGI)
2136                         create_test_app(test-sshd "test-apps/test-sshd.c"
2137                                 ""
2138                                 ""
2139                                 ""
2140                                 ""
2141                                 "")
2142                         target_include_directories(test-sshd PRIVATE "${PROJECT_SOURCE_DIR}/plugins/ssh-base/include")
2143
2144                         endif()
2145
2146                 endif()
2147
2148                 #
2149                 # test-server-extpoll
2150                 #
2151                 if (NOT LWS_WITHOUT_TEST_SERVER_EXTPOLL AND NOT WIN32)
2152                         create_test_app(test-server-extpoll
2153                                 "test-apps/test-server.c"
2154                                 ""
2155                                 ""
2156                                 ""
2157                                 ""
2158                                 "")
2159                         # Set defines for this executable only.
2160                         set_property(
2161                                 TARGET test-server-extpoll
2162                                 PROPERTY COMPILE_DEFINITIONS
2163                                         EXTERNAL_POLL
2164                                         INSTALL_DATADIR="${CMAKE_INSTALL_PREFIX}/share"
2165                                 )
2166
2167                         # We need to link against winsock code.
2168                         if (WIN32)
2169                                 target_link_libraries(test-server-extpoll ws2_32.lib)
2170                         endif(WIN32)
2171                 endif()
2172
2173                 if (LWS_WITH_LEJP)
2174                         create_test_app(
2175                                 test-lejp
2176                                 "test-apps/test-lejp.c"
2177                                 ""
2178                                 ""
2179                                 ""
2180                                 ""
2181                                 "")
2182                 endif()
2183
2184                 # Data files for running the test server.
2185                 list(APPEND TEST_SERVER_DATA
2186                         "${PROJECT_SOURCE_DIR}/test-apps/favicon.ico"
2187                         "${PROJECT_SOURCE_DIR}/test-apps/leaf.jpg"
2188                         "${PROJECT_SOURCE_DIR}/test-apps/candide.zip"
2189                         "${PROJECT_SOURCE_DIR}/test-apps/libwebsockets.org-logo.svg"
2190                         "${PROJECT_SOURCE_DIR}/test-apps/http2.png"
2191                         "${PROJECT_SOURCE_DIR}/test-apps/wss-over-h2.png"
2192                         "${PROJECT_SOURCE_DIR}/test-apps/lws-common.js"
2193                         "${PROJECT_SOURCE_DIR}/test-apps/test.html"
2194                         "${PROJECT_SOURCE_DIR}/test-apps/test.css"
2195                         "${PROJECT_SOURCE_DIR}/test-apps/test.js")
2196
2197                 add_custom_command(TARGET test-server
2198                                                 POST_BUILD
2199                                                 COMMAND "${CMAKE_COMMAND}" -E make_directory "$<TARGET_FILE_DIR:test-server>/../share/libwebsockets-test-server")
2200
2201                 # Copy the file needed to run the server so that the test apps can
2202                 # reach them from their default output location
2203                 foreach (TEST_FILE ${TEST_SERVER_DATA})
2204                         if (EXISTS ${TEST_FILE})
2205                                 add_custom_command(TARGET test-server
2206                                                         POST_BUILD
2207                                                         COMMAND "${CMAKE_COMMAND}" -E copy "${TEST_FILE}" "$<TARGET_FILE_DIR:test-server>/../share/libwebsockets-test-server" VERBATIM)
2208                         endif()
2209                 endforeach()
2210         endif(NOT LWS_WITHOUT_SERVER)
2211
2212         if (NOT LWS_WITHOUT_CLIENT)
2213                 #
2214                 # test-client
2215                 #
2216                 if (NOT LWS_WITHOUT_TEST_CLIENT)
2217                         create_test_app(test-client "test-apps/test-client.c" "" "" "" "" "")
2218                 endif()
2219
2220         endif(NOT LWS_WITHOUT_CLIENT)
2221
2222
2223         if (LWS_WITH_PLUGINS AND LWS_WITH_SHARED)
2224                 macro(create_plugin PLUGIN_NAME PLUGIN_INCLUDE MAIN_SRC S2 S3)
2225
2226                 set(PLUGIN_SRCS ${MAIN_SRC})
2227
2228                 if ("${S2}" STREQUAL "")
2229                 else()
2230                         list(APPEND PLUGIN_SRCS ${S2})
2231                 endif()
2232                 if ("${S3}" STREQUAL "")
2233                 else()
2234                         list(APPEND PLUGIN_SRCS ${S3})
2235                 endif()
2236
2237                 if (WIN32)
2238                         list(APPEND PLUGIN_SRCS
2239                                 ${WIN32_HELPERS_PATH}/getopt.c
2240                                 ${WIN32_HELPERS_PATH}/getopt_long.c
2241                                 ${WIN32_HELPERS_PATH}/gettimeofday.c
2242                         )
2243
2244                         list(APPEND PLUGIN_HDR
2245                                 ${WIN32_HELPERS_PATH}/getopt.h
2246                                 ${WIN32_HELPERS_PATH}/gettimeofday.h
2247                         )
2248                 endif(WIN32)
2249
2250                 source_group("Headers Private"   FILES ${PLUGIN_HDR})
2251                 source_group("Sources"   FILES ${PLUGIN_SRCS})
2252                 add_library(${PLUGIN_NAME} SHARED ${PLUGIN_SRCS} ${PLUGIN_HDR})
2253
2254                 target_link_libraries(${PLUGIN_NAME} websockets_shared)
2255                 add_dependencies(${PLUGIN_NAME} websockets_shared)
2256                 include_directories(${PLUGIN_INCLUDE})
2257
2258                 # Set test app specific defines.
2259                 set_property(TARGET ${PLUGIN_NAME}
2260                              PROPERTY COMPILE_DEFINITIONS
2261                              INSTALL_DATADIR="${CMAKE_INSTALL_PREFIX}/plugins"
2262                 )
2263
2264                 SET_TARGET_PROPERTIES(${PLUGIN_NAME}
2265                                PROPERTIES COMPILE_FLAGS ${CMAKE_C_FLAGS})
2266
2267 #               set_target_properties(${PLUGIN_NAME}
2268 #                       PROPERTIES
2269 #                       OUTPUT_NAME ${PLUGIN_NAME})
2270
2271                 list(APPEND PLUGINS_LIST ${PLUGIN_NAME})
2272
2273                 endmacro()
2274
2275 if (LWS_ROLE_WS)
2276                 create_plugin(protocol_dumb_increment ""
2277                               "plugins/protocol_dumb_increment.c" "" "")
2278                 create_plugin(protocol_lws_mirror ""
2279                               "plugins/protocol_lws_mirror.c" "" "")
2280                 create_plugin(protocol_lws_status ""
2281                               "plugins/protocol_lws_status.c" "" "")
2282                 create_plugin(protocol_lws_table_dirlisting ""
2283                               "plugins/generic-table/protocol_table_dirlisting.c" "" "")
2284                 if (NOT WIN32)
2285                         create_plugin(protocol_lws_raw_test ""
2286                               "plugins/protocol_lws_raw_test.c" "" "")
2287
2288                         create_plugin(protocol_deaddrop ""
2289                               "plugins/deaddrop/protocol_lws_deaddrop.c" "" "")
2290
2291                 endif()
2292
2293 if (LWS_WITH_SERVER_STATUS)
2294                 create_plugin(protocol_lws_server_status ""
2295                               "plugins/protocol_lws_server_status.c" "" "")
2296 endif()
2297
2298 if (NOT LWS_WITHOUT_CLIENT)
2299                 create_plugin(protocol_client_loopback_test ""
2300                               "plugins/protocol_client_loopback_test.c" "" "")
2301 endif()
2302
2303 endif()
2304
2305                 create_plugin(protocol_post_demo ""
2306                               "plugins/protocol_post_demo.c" "" "")
2307
2308 if (LWS_ROLE_RAW_PROXY)
2309                 create_plugin(protocol_lws_raw_proxy ""
2310                               "plugins/raw-proxy/protocol_lws_raw_proxy.c" "" "")
2311 endif()
2312
2313 if (LWS_WITH_FTS)
2314                 create_plugin(protocol_fulltext_demo ""
2315                               "plugins/protocol_fulltext_demo.c" "" "")
2316 endif()
2317
2318
2319 if (LWS_WITH_SSL)
2320                 create_plugin(protocol_lws_ssh_base "plugins/ssh-base/include"
2321                               "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" "")
2322                 create_plugin(protocol_lws_sshd_demo "plugins/ssh-base/include" "plugins/protocol_lws_sshd_demo.c" "" "")
2323
2324                 include_directories("${PROJECT_SOURCE_DIR}/plugins/ssh-base/include")
2325 endif()
2326
2327
2328
2329 if (LWS_WITH_ACME)
2330                 create_plugin(protocol_lws_acme_client ""
2331                               "plugins/acme-client/protocol_lws_acme_client.c" "" "")
2332 endif()
2333
2334 if (LWS_WITH_GENERIC_SESSIONS AND LWS_ROLE_WS)
2335         create_plugin(protocol_generic_sessions ""
2336                       "plugins/generic-sessions/protocol_generic_sessions.c"
2337                       "plugins/generic-sessions/utils.c"
2338                       "plugins/generic-sessions/handlers.c")
2339
2340         if (WIN32)
2341                 target_link_libraries(protocol_generic_sessions ${LWS_SQLITE3_LIBRARIES})
2342         else()
2343                 target_link_libraries(protocol_generic_sessions sqlite3 )
2344         endif(WIN32)
2345
2346                 create_plugin(protocol_lws_messageboard ""
2347                               "plugins/generic-sessions/protocol_lws_messageboard.c" "" "")
2348         if (WIN32)
2349                 target_link_libraries(protocol_lws_messageboard ${LWS_SQLITE3_LIBRARIES})
2350         else()
2351                 target_link_libraries(protocol_lws_messageboard sqlite3 )
2352         endif(WIN32)
2353
2354 endif(LWS_WITH_GENERIC_SESSIONS AND LWS_ROLE_WS)
2355
2356
2357         endif(LWS_WITH_PLUGINS AND LWS_WITH_SHARED)
2358
2359         #
2360         # Copy OpenSSL dlls to the output directory on Windows.
2361         # (Otherwise we'll get an error when trying to run)
2362         #
2363         if (WIN32 AND LWS_WITH_SSL AND NOT LWS_WITH_WOLFSSL)
2364                 if(OPENSSL_BIN_FOUND)
2365                         message("OpenSSL dlls found:")
2366                         message("  Libeay: ${LIBEAY_BIN}")
2367                         message("  SSLeay: ${SSLEAY_BIN}")
2368
2369                         foreach(TARGET_BIN ${TEST_APP_LIST})
2370                                 add_custom_command(TARGET ${TARGET_BIN}
2371                                         POST_BUILD
2372                                         COMMAND "${CMAKE_COMMAND}" -E copy "${LIBEAY_BIN}" "$<TARGET_FILE_DIR:${TARGET_BIN}>" VERBATIM)
2373                                 add_custom_command(TARGET ${TARGET_BIN}
2374                                         POST_BUILD
2375                                         COMMAND "${CMAKE_COMMAND}" -E copy "${SSLEAY_BIN}" "$<TARGET_FILE_DIR:${TARGET_BIN}>" VERBATIM)
2376
2377                                 #
2378                                 # Win32: if we are using libuv, also need to copy it in the output dir
2379                                 #
2380                                 if (WIN32 AND LWS_WITH_LIBUV)
2381                                         STRING(REPLACE ".lib" ".dll" LIBUV_BIN ${LIBUV_LIBRARIES})
2382                                         add_custom_command(TARGET ${TARGET_BIN}
2383                                                 POST_BUILD
2384                                                 COMMAND "${CMAKE_COMMAND}" -E copy "${LIBUV_BIN}" "$<TARGET_FILE_DIR:${TARGET_BIN}>" VERBATIM)
2385                                 endif()
2386                         endforeach()
2387                 endif()
2388         endif()
2389 endif((LWS_ROLE_H1 OR LWS_ROLE_H2) AND NOT LWS_WITHOUT_TESTAPPS)
2390
2391 if (LWS_WITH_LWSWS)
2392                 list(APPEND LWSWS_SRCS
2393                         "lwsws/main.c"
2394                 )
2395
2396                 if (WIN32)
2397                         list(APPEND LWSWS_SRCS
2398                                 ${WIN32_HELPERS_PATH}/getopt.c
2399                                 ${WIN32_HELPERS_PATH}/getopt_long.c
2400                                 ${WIN32_HELPERS_PATH}/gettimeofday.c
2401                         )
2402
2403                         list(APPEND LWSWS_HDR
2404                                 ${WIN32_HELPERS_PATH}/getopt.h
2405                                 ${WIN32_HELPERS_PATH}/gettimeofday.h
2406                         )
2407                 endif(WIN32)
2408
2409                 source_group("Headers Private"   FILES ${LWSWS_HDR})
2410                 source_group("Sources"   FILES ${LWSWS_SRCS})
2411                 add_executable("lwsws" ${LWSWS_SRCS} ${LWSWS_HDR})
2412
2413                 target_link_libraries("lwsws" websockets_shared)
2414                 add_dependencies("lwsws" websockets_shared)
2415
2416                 # Set test app specific defines.
2417                 set_property(TARGET "lwsws"
2418                              PROPERTY COMPILE_DEFINITIONS
2419                              INSTALL_DATADIR="${CMAKE_INSTALL_PREFIX}/share"
2420                 )
2421 endif (LWS_WITH_LWSWS)
2422
2423 if (UNIX)
2424
2425 # Generate and install pkgconfig.
2426 # (This is not indented, because the tabs will be part of the output)
2427 file(WRITE "${PROJECT_BINARY_DIR}/libwebsockets.pc"
2428 "prefix=\"${CMAKE_INSTALL_PREFIX}\"
2429 exec_prefix=\${prefix}
2430 libdir=\${exec_prefix}/lib${LIB_SUFFIX}
2431 includedir=\${prefix}/include
2432
2433 Name: libwebsockets
2434 Description: Websockets server and client library
2435 Version: ${CPACK_PACKAGE_VERSION_MAJOR}.${CPACK_PACKAGE_VERSION_MINOR}.${CPACK_PACKAGE_VERSION_PATCH}
2436
2437 Libs: -L\${libdir} -lwebsockets
2438 Cflags: -I\${includedir}"
2439 )
2440
2441         install(FILES "${PROJECT_BINARY_DIR}/libwebsockets.pc"
2442                 DESTINATION lib${LIB_SUFFIX}/pkgconfig)
2443
2444 file(WRITE "${PROJECT_BINARY_DIR}/libwebsockets_static.pc"
2445 "prefix=\"${CMAKE_INSTALL_PREFIX}\"
2446 exec_prefix=\${prefix}
2447 libdir=\${exec_prefix}/lib${LIB_SUFFIX}
2448 includedir=\${prefix}/include
2449
2450 Name: libwebsockets_static
2451 Description: Websockets server and client static library
2452 Version: ${CPACK_PACKAGE_VERSION_MAJOR}.${CPACK_PACKAGE_VERSION_MINOR}.${CPACK_PACKAGE_VERSION_PATCH}
2453
2454 Libs: -L\${libdir} -lwebsockets_static
2455 Libs.private:
2456 Cflags: -I\${includedir}"
2457 )
2458
2459         install(FILES "${PROJECT_BINARY_DIR}/libwebsockets_static.pc"
2460                 DESTINATION lib${LIB_SUFFIX}/pkgconfig)
2461
2462
2463 endif(UNIX)
2464
2465 #
2466 # Installation preparations.
2467 #
2468
2469 if(WIN32 AND NOT CYGWIN)
2470   set(DEF_INSTALL_CMAKE_DIR cmake)
2471 else()
2472   set(DEF_INSTALL_CMAKE_DIR lib${LIB_SUFFIX}/cmake/libwebsockets)
2473 endif()
2474
2475 set(LWS_INSTALL_CMAKE_DIR ${DEF_INSTALL_CMAKE_DIR} CACHE PATH "Installation directory for CMake files")
2476
2477 # Export targets (This is used for other CMake projects to easily find the libraries and include files).
2478 if (LWS_WITH_EXPORT_LWSTARGETS)
2479     export(TARGETS ${LWS_LIBRARIES}
2480             FILE "${PROJECT_BINARY_DIR}/LibwebsocketsTargets.cmake")
2481 endif()
2482
2483 export(PACKAGE libwebsockets)
2484
2485 # Generate the config file for the build-tree.
2486 set(LWS__INCLUDE_DIRS
2487     "${PROJECT_SOURCE_DIR}/lib"
2488     "${PROJECT_BINARY_DIR}")
2489 set(LIBWEBSOCKETS_INCLUDE_DIRS ${LWS__INCLUDE_DIRS} CACHE PATH "Libwebsockets include directories")
2490 configure_file(${PROJECT_SOURCE_DIR}/cmake/LibwebsocketsConfig.cmake.in
2491                 ${PROJECT_BINARY_DIR}/LibwebsocketsConfig.cmake
2492                 @ONLY)
2493
2494 # Generate the config file for the installation tree.
2495 get_filename_component(LWS_ABSOLUTE_INSTALL_CMAKE_DIR ${LWS_INSTALL_CMAKE_DIR} ABSOLUTE)
2496 get_filename_component(LWS_ABSOLUTE_INSTALL_INCLUDE_DIR ${LWS_INSTALL_INCLUDE_DIR} ABSOLUTE)
2497 file(RELATIVE_PATH
2498     REL_INCLUDE_DIR
2499     "${LWS_ABSOLUTE_INSTALL_CMAKE_DIR}"
2500     "${LWS_ABSOLUTE_INSTALL_INCLUDE_DIR}") # Calculate the relative directory from the cmake dir.
2501
2502 # Note the EVENT_CMAKE_DIR is defined in JanssonConfig.cmake.in,
2503 # we escape it here so it's evaluated when it is included instead
2504 # so that the include dirs are given relative to where the
2505 # config file is located.
2506 set(LWS__INCLUDE_DIRS
2507     "\${LWS_CMAKE_DIR}/${REL_INCLUDE_DIR}")
2508 configure_file(${PROJECT_SOURCE_DIR}/cmake/LibwebsocketsConfig.cmake.in
2509                 ${PROJECT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/LibwebsocketsConfig.cmake
2510                 @ONLY)
2511
2512 # Generate version info for both build-tree and install-tree.
2513 configure_file(${PROJECT_SOURCE_DIR}/cmake/LibwebsocketsConfigVersion.cmake.in
2514                 ${PROJECT_BINARY_DIR}/LibwebsocketsConfigVersion.cmake
2515                 @ONLY)
2516
2517                         set_target_properties(${LWS_LIBRARIES}
2518                                         PROPERTIES PUBLIC_HEADER "${HDR_PUBLIC}")
2519
2520 #
2521 # Installation.
2522 #
2523
2524 install(DIRECTORY include/libwebsockets
2525         DESTINATION "${LWS_INSTALL_INCLUDE_DIR}" COMPONENT dev_headers)
2526
2527 # Install libs and headers.
2528 install(TARGETS ${LWS_LIBRARIES}
2529                 EXPORT LibwebsocketsTargets
2530                 LIBRARY DESTINATION "${LWS_INSTALL_LIB_DIR}${LIB_SUFFIX}" COMPONENT libraries
2531                 ARCHIVE DESTINATION "${LWS_INSTALL_LIB_DIR}${LIB_SUFFIX}" COMPONENT libraries
2532                 RUNTIME DESTINATION "${LWS_INSTALL_BIN_DIR}" COMPONENT libraries # Windows DLLs
2533                 PUBLIC_HEADER DESTINATION "${LWS_INSTALL_INCLUDE_DIR}" COMPONENT dev)
2534
2535 set(CPACK_COMPONENT_LIBRARIES_DISPLAY_NAME "Libraries")
2536 set(CPACK_COMPONENT_DEV_DISPLAY_NAME "Development files")
2537
2538 # Install test apps.
2539 if (NOT LWS_WITHOUT_TESTAPPS)
2540         install(TARGETS ${TEST_APP_LIST}
2541                         RUNTIME DESTINATION ${LWS_INSTALL_EXAMPLES_DIR}
2542                         COMPONENT examples)
2543         set(CPACK_COMPONENT_EXAMPLES_DISPLAY_NAME "Example files")
2544 endif()
2545
2546 # lwsws
2547 if (LWS_WITH_LWSWS)
2548         install(TARGETS lwsws
2549                 RUNTIME DESTINATION "${LWS_INSTALL_BIN_DIR}" COMPONENT lwsws )
2550 endif()
2551
2552 # Programs shared files used by the test-server.
2553 if (NOT LWS_WITHOUT_TESTAPPS AND NOT LWS_WITHOUT_SERVER)
2554         install(FILES ${TEST_SERVER_DATA}
2555                         DESTINATION share/libwebsockets-test-server
2556                 COMPONENT examples)
2557
2558                 install(FILES "${PROJECT_SOURCE_DIR}/test-apps/private/index.html"
2559                         DESTINATION share/libwebsockets-test-server/private
2560                         COMPONENT examples)
2561 if (LWS_WITH_CGI)
2562         set(CGI_TEST_SCRIPT "${PROJECT_SOURCE_DIR}/test-apps/lws-cgi-test.sh")
2563         install(FILES ${CGI_TEST_SCRIPT}
2564                         PERMISSIONS  OWNER_EXECUTE GROUP_EXECUTE WORLD_EXECUTE OWNER_READ GROUP_READ WORLD_READ
2565                         DESTINATION share/libwebsockets-test-server
2566                         COMPONENT examples)
2567         endif()
2568 endif()
2569
2570
2571 if (NOT LWS_WITHOUT_TEST_SERVER AND NOT LWS_WITHOUT_SERVER AND NOT LWS_WITHOUT_TESTAPPS)
2572         install(FILES test-apps/lws-ssh-test-keys;test-apps/lws-ssh-test-keys.pub
2573                 DESTINATION share/libwebsockets-test-server
2574                 COMPONENT examples)
2575 endif()
2576
2577 # plugins
2578
2579 if (LWS_WITH_PLUGINS)
2580         install(TARGETS ${PLUGINS_LIST}
2581                 PERMISSIONS  OWNER_WRITE OWNER_EXECUTE GROUP_EXECUTE WORLD_EXECUTE OWNER_READ GROUP_READ WORLD_READ
2582                 DESTINATION share/libwebsockets-test-server/plugins
2583                 COMPONENT plugins)
2584
2585         if (NOT WIN32)
2586                 install(FILES plugins/deaddrop/assets/index.html;plugins/deaddrop/assets/deaddrop.js;plugins/deaddrop/assets/deaddrop.css;plugins/deaddrop/assets/drop.svg
2587                         DESTINATION share/libwebsockets-test-server/deaddrop
2588                         COMPONENT plugins)
2589         endif()
2590
2591
2592 if (LWS_WITH_SERVER_STATUS)
2593         install(FILES plugins/server-status.html;plugins/server-status.js;plugins/server-status.css;plugins/lwsws-logo.png
2594                 DESTINATION share/libwebsockets-test-server/server-status
2595                         COMPONENT examples)
2596 endif()
2597 if (LWS_WITH_GENERIC_SESSIONS)
2598         install(FILES
2599                       plugins/generic-sessions/assets/lwsgs-logo.png
2600                       plugins/generic-sessions/assets/seats.jpg
2601                       plugins/generic-sessions/assets/failed-login.html
2602                       plugins/generic-sessions/assets/lwsgs.js
2603                       plugins/generic-sessions/assets/lwsgs.css
2604                       plugins/generic-sessions/assets/post-register-fail.html
2605                       plugins/generic-sessions/assets/post-register-ok.html
2606                       plugins/generic-sessions/assets/post-verify-ok.html
2607                       plugins/generic-sessions/assets/post-verify-fail.html
2608                       plugins/generic-sessions/assets/sent-forgot-ok.html
2609                       plugins/generic-sessions/assets/sent-forgot-fail.html
2610                       plugins/generic-sessions/assets/post-forgot-ok.html
2611                       plugins/generic-sessions/assets/post-forgot-fail.html
2612                       plugins/generic-sessions/assets/index.html
2613                 DESTINATION share/libwebsockets-test-server/generic-sessions
2614                         COMPONENT examples)
2615         install(FILES plugins/generic-sessions/assets/successful-login.html
2616                 DESTINATION share/libwebsockets-test-server/generic-sessions/needauth
2617                         COMPONENT examples)
2618         install(FILES plugins/generic-sessions/assets/admin-login.html
2619                 DESTINATION share/libwebsockets-test-server/generic-sessions/needadmin
2620                         COMPONENT examples)
2621 endif()
2622
2623         install(FILES
2624                       plugins/generic-table/assets/lwsgt.js
2625                       plugins/generic-table/assets/index.html
2626                 DESTINATION share/libwebsockets-test-server/generic-table
2627                         COMPONENT examples)
2628
2629 endif()
2630
2631 # Install the LibwebsocketsConfig.cmake and LibwebsocketsConfigVersion.cmake
2632 install(FILES
2633                "${PROJECT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/LibwebsocketsConfig.cmake"
2634                "${PROJECT_BINARY_DIR}/LibwebsocketsConfigVersion.cmake"
2635                DESTINATION "${LWS_INSTALL_CMAKE_DIR}" COMPONENT dev)
2636
2637 # Install exports for the install-tree.
2638 if (LWS_WITH_EXPORT_LWSTARGETS)
2639     install(EXPORT LibwebsocketsTargets
2640             DESTINATION "${LWS_INSTALL_CMAKE_DIR}" COMPONENT dev)
2641 endif()
2642
2643 # build subdir is not part of sources
2644 set(CPACK_SOURCE_IGNORE_FILES $(CPACK_SOURCE_IGNORE_FILES) "/.git/" "/build/" "\\\\.tgz$" "\\\\.tar\\\\.gz$")
2645
2646 # Most people are more used to "make dist" compared to "make package_source"
2647 add_custom_target(dist COMMAND "${CMAKE_MAKE_PROGRAM}" package_source)
2648
2649 include(UseRPMTools)
2650 if (RPMTools_FOUND)
2651         RPMTools_ADD_RPM_TARGETS(libwebsockets scripts/libwebsockets.spec)
2652 endif()
2653
2654 message("---------------------------------------------------------------------")
2655 message("  Settings:  (For more help do cmake -LH <srcpath>)")
2656 message("---------------------------------------------------------------------")
2657 message(" LWS_WITH_STATIC = ${LWS_WITH_STATIC}")
2658 message(" LWS_WITH_SHARED = ${LWS_WITH_SHARED}")
2659 message(" LWS_WITH_SSL = ${LWS_WITH_SSL} (SSL Support)")
2660 message(" LWS_SSL_CLIENT_USE_OS_CA_CERTS = ${LWS_SSL_CLIENT_USE_OS_CA_CERTS}")
2661 message(" LWS_WITH_WOLFSSL = ${LWS_WITH_WOLFSSL} (wolfSSL/CyaSSL replacement for OpenSSL)")
2662 if (LWS_WITH_WOLFSSL)
2663         message("   LWS_WOLFSSL_LIBRARIES = ${LWS_WOLFSSL_LIBRARIES}")
2664         message("   LWS_WOLFSSL_INCLUDE_DIRS = ${LWS_WOLFSSL_INCLUDE_DIRS}")
2665 endif()
2666 message(" LWS_WITH_MBEDTLS = ${LWS_WITH_MBEDTLS} (mbedTLS replacement for OpenSSL)")
2667 message(" LWS_WITHOUT_BUILTIN_SHA1 = ${LWS_WITHOUT_BUILTIN_SHA1}")
2668 message(" LWS_WITHOUT_BUILTIN_GETIFADDRS = ${LWS_WITHOUT_BUILTIN_GETIFADDRS}")
2669 message(" LWS_WITHOUT_CLIENT = ${LWS_WITHOUT_CLIENT}")
2670 message(" LWS_WITHOUT_SERVER = ${LWS_WITHOUT_SERVER}")
2671 message(" LWS_LINK_TESTAPPS_DYNAMIC = ${LWS_LINK_TESTAPPS_DYNAMIC}")
2672 message(" LWS_WITHOUT_TESTAPPS = ${LWS_WITHOUT_TESTAPPS}")
2673 message(" LWS_WITHOUT_TEST_SERVER = ${LWS_WITHOUT_TEST_SERVER}")
2674 message(" LWS_WITHOUT_TEST_SERVER_EXTPOLL = ${LWS_WITHOUT_TEST_SERVER_EXTPOLL}")
2675 message(" LWS_WITHOUT_TEST_PING = ${LWS_WITHOUT_TEST_PING}")
2676 message(" LWS_WITHOUT_TEST_CLIENT = ${LWS_WITHOUT_TEST_CLIENT}")
2677 message(" LWS_WITHOUT_EXTENSIONS = ${LWS_WITHOUT_EXTENSIONS}")
2678 message(" LWS_WITH_LATENCY = ${LWS_WITH_LATENCY}")
2679 message(" LWS_WITHOUT_DAEMONIZE = ${LWS_WITHOUT_DAEMONIZE}")
2680 message(" LWS_WITH_LIBEV = ${LWS_WITH_LIBEV}")
2681 message(" LWS_WITH_LIBUV = ${LWS_WITH_LIBUV}")
2682 message(" LWS_WITH_LIBEVENT = ${LWS_WITH_LIBEVENT}")
2683 message(" LWS_IPV6 = ${LWS_IPV6}")
2684 message(" LWS_UNIX_SOCK = ${LWS_UNIX_SOCK}")
2685 message(" LWS_WITH_HTTP2 = ${LWS_WITH_HTTP2}")
2686 message(" LWS_SSL_SERVER_WITH_ECDH_CERT = ${LWS_SSL_SERVER_WITH_ECDH_CERT}")
2687 message(" LWS_MAX_SMP = ${LWS_MAX_SMP}")
2688 message(" LWS_HAVE_PTHREAD_H = ${LWS_HAVE_PTHREAD_H}")
2689 message(" LWS_WITH_CGI = ${LWS_WITH_CGI}")
2690 message(" LWS_HAVE_OPENSSL_ECDH_H = ${LWS_HAVE_OPENSSL_ECDH_H}")
2691 message(" LWS_HAVE_SSL_CTX_set1_param = ${LWS_HAVE_SSL_CTX_set1_param}")
2692 message(" LWS_HAVE_RSA_SET0_KEY = ${LWS_HAVE_RSA_SET0_KEY}")
2693 message(" LWS_WITH_HTTP_PROXY = ${LWS_WITH_HTTP_PROXY}")
2694 message(" LIBHUBBUB_LIBRARIES = ${LIBHUBBUB_LIBRARIES}")
2695 message(" PLUGINS = ${PLUGINS_LIST}")
2696 message(" LWS_WITH_ACCESS_LOG = ${LWS_WITH_ACCESS_LOG}")
2697 message(" LWS_WITH_SERVER_STATUS = ${LWS_WITH_SERVER_STATUS}")
2698 message(" LWS_WITH_LEJP = ${LWS_WITH_LEJP}")
2699 message(" LWS_WITH_LEJP_CONF = ${LWS_WITH_LEJP_CONF}")
2700 message(" LWS_WITH_SMTP = ${LWS_WITH_SMTP}")
2701 message(" LWS_WITH_GENERIC_SESSIONS = ${LWS_WITH_GENERIC_SESSIONS}")
2702 message(" LWS_STATIC_PIC = ${LWS_STATIC_PIC}")
2703 message(" LWS_WITH_RANGES = ${LWS_WITH_RANGES}")
2704 message(" LWS_PLAT_OPTEE = ${LWS_PLAT_OPTEE}")
2705 message(" LWS_WITH_ESP32 = ${LWS_WITH_ESP32}")
2706 message(" LWS_WITH_ZIP_FOPS = ${LWS_WITH_ZIP_FOPS}")
2707 message(" LWS_AVOID_SIGPIPE_IGN = ${LWS_AVOID_SIGPIPE_IGN}")
2708 message(" LWS_WITH_STATS = ${LWS_WITH_STATS}")
2709 message(" LWS_WITH_SOCKS5 = ${LWS_WITH_SOCKS5}")
2710 message(" LWS_HAVE_SYS_CAPABILITY_H = ${LWS_HAVE_SYS_CAPABILITY_H}")
2711 message(" LWS_HAVE_LIBCAP = ${LWS_HAVE_LIBCAP}")
2712 message(" LWS_WITH_PEER_LIMITS = ${LWS_WITH_PEER_LIMITS}")
2713 message(" LWS_HAVE_ATOLL = ${LWS_HAVE_ATOLL}")
2714 message(" LWS_HAVE__ATOI64 = ${LWS_HAVE__ATOI64}")
2715 message(" LWS_HAVE_STAT32I64 = ${LWS_HAVE_STAT32I64}")
2716 message(" LWS_HAS_INTPTR_T = ${LWS_HAS_INTPTR_T}")
2717 message(" LWS_WITH_EXPORT_LWSTARGETS = ${LWS_WITH_EXPORT_LWSTARGETS}")
2718 message(" LWS_WITH_ABSTRACT = ${LWS_WITH_ABSTRACT}")
2719
2720 message("---------------------------------------------------------------------")
2721
2722 # These will be available to parent projects including libwebsockets using add_subdirectory()
2723 set(LIBWEBSOCKETS_LIBRARIES ${LWS_LIBRARIES} CACHE STRING "Libwebsocket libraries")
2724 if (LWS_WITH_STATIC)
2725         set(LIBWEBSOCKETS_LIBRARIES_STATIC websockets CACHE STRING "Libwebsocket static library")
2726 endif()
2727 if (LWS_WITH_SHARED)
2728         set(LIBWEBSOCKETS_LIBRARIES_SHARED websockets_shared CACHE STRING "Libwebsocket shared library")
2729 endif()
2730
2731 if (LWS_WITH_MINIMAL_EXAMPLES)
2732         MACRO(SUBDIRLIST result curdir)
2733           FILE(GLOB children RELATIVE ${curdir} ${curdir}/*)
2734           SET(dirlist "")
2735
2736           FOREACH(child ${children})
2737             IF(IS_DIRECTORY ${curdir}/${child})
2738                 LIST(APPEND dirlist ${child})
2739             ENDIF()
2740           ENDFOREACH()
2741
2742           SET(${result} ${dirlist})
2743         ENDMACRO()
2744
2745         SUBDIRLIST(SUBDIRS "${PROJECT_SOURCE_DIR}/minimal-examples")
2746         FOREACH(subdir ${SUBDIRS})
2747
2748                 SUBDIRLIST(SUBDIRS2 "${PROJECT_SOURCE_DIR}/minimal-examples/${subdir}")
2749                 FOREACH(subdir2 ${SUBDIRS2})
2750                         if (EXISTS "${PROJECT_SOURCE_DIR}/minimal-examples/${subdir}/${subdir2}/CMakeLists.txt")
2751                                 message("Processing ${PROJECT_SOURCE_DIR}/minimal-examples/${subdir}/${subdir2}")
2752                                 add_subdirectory("${PROJECT_SOURCE_DIR}/minimal-examples/${subdir}/${subdir2}")
2753                         endif()
2754                 ENDFOREACH()
2755         ENDFOREACH()
2756 ENDIF()
2757
2758 # This must always be last!
2759 include(CPack)