CMakeLists.txt

   1 cmake_minimum_required(VERSION 2.8.9)
   2
   3 if(NOT DEFINED CMAKE_BUILD_TYPE)
   4         set(CMAKE_BUILD_TYPE Release CACHE STRING "Build type")
   5 endif()
   6
   7 project(libwebsockets C)
   8
   9 set(PACKAGE "libwebsockets")
  10 set(CPACK_PACKAGE_NAME "${PACKAGE}")
  11 set(CPACK_PACKAGE_VERSION_MAJOR "2")
  12 set(CPACK_PACKAGE_VERSION_MINOR "2")
  13 set(CPACK_PACKAGE_VERSION_PATCH "0")
  14 set(CPACK_PACKAGE_VERSION "${CPACK_PACKAGE_VERSION_MAJOR}.${CPACK_PACKAGE_VERSION_MINOR}.${CPACK_PACKAGE_VERSION_PATCH}")
  15 set(CPACK_PACKAGE_VENDOR "andy@warmcat.com")
  16 set(CPACK_PACKAGE_DESCRIPTION_SUMMARY "${PACKAGE} ${PACKAGE_VERSION}")
  17 set(SOVERSION "10")
  18 if(NOT CPACK_GENERATOR)
  19     if(UNIX)
  20         set(CPACK_GENERATOR "TGZ")
  21     else()
  22         set(CPACK_GENERATOR "ZIP")
  23     endif()
  24 endif()
  25 set(CPACK_SOURCE_GENERATOR "TGZ")
  26 set(CPACK_SOURCE_PACKAGE_FILE_NAME "${CPACK_PACKAGE_NAME}-${CPACK_PACKAGE_VERSION}")
  27 set(VERSION "${CPACK_PACKAGE_VERSION}")
  28
  29 set(LWS_LIBRARY_VERSION ${CPACK_PACKAGE_VERSION})
  30 set(LWS_LIBRARY_VERSION_MAJOR ${CPACK_PACKAGE_VERSION_MAJOR})
  31 set(LWS_LIBRARY_VERSION_MINOR ${CPACK_PACKAGE_VERSION_MINOR})
  32 set(LWS_LIBRARY_VERSION_PATCH ${CPACK_PACKAGE_VERSION_PATCH})
  33
  34 set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${PROJECT_SOURCE_DIR}/cmake/")
  35
  36 message(STATUS "CMAKE_TOOLCHAIN_FILE='${CMAKE_TOOLCHAIN_FILE}'")
  37
  38 # Try to find the current Git hash.
  39 find_package(Git)
  40 if(GIT_EXECUTABLE)
  41         execute_process(
  42     WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}"
  43     COMMAND "${GIT_EXECUTABLE}" describe
  44     OUTPUT_VARIABLE GIT_HASH
  45     OUTPUT_STRIP_TRAILING_WHITESPACE
  46     )
  47         execute_process(
  48     WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}"
  49     COMMAND "whoami"
  50     OUTPUT_VARIABLE GIT_USER
  51     OUTPUT_STRIP_TRAILING_WHITESPACE
  52     )
  53         execute_process(
  54     WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}"
  55     COMMAND "hostname"
  56     OUTPUT_VARIABLE GIT_HOST
  57     OUTPUT_STRIP_TRAILING_WHITESPACE
  58     )
  59         string(REGEX REPLACE "([^\\])[\\]([^\\])" "\\1\\\\\\\\\\2" GIT_USER ${GIT_USER})
  60     set(LWS_BUILD_HASH ${GIT_USER}@${GIT_HOST}-${GIT_HASH})
  61     message("Git commit hash: ${LWS_BUILD_HASH}")
  62 endif()
  63
  64 set(LWS_USE_BUNDLED_ZLIB_DEFAULT OFF)
  65 if(WIN32)
  66         set(LWS_USE_BUNDLED_ZLIB_DEFAULT ON)
  67 endif()
  68
  69 option(LWS_WITH_STATIC "Build the static version of the library" ON)
  70 option(LWS_WITH_SHARED "Build the shared version of the library" ON)
  71 option(LWS_WITH_SSL "Include SSL support (default OpenSSL, wolfSSL if LWS_USE_WOLFSSL is set)" ON)
  72 option(LWS_USE_BORINGSSL "Use BoringSSL replacement for OpenSSL" OFF)
  73 option(LWS_USE_CYASSL "Use CyaSSL replacement for OpenSSL. When setting this, you also need to specify LWS_CYASSL_LIBRARIES and LWS_CYASSL_INCLUDE_DIRS" OFF)
  74 option(LWS_USE_WOLFSSL "Use wolfSSL replacement for OpenSSL. When setting this, you also need to specify LWS_WOLFSSL_LIBRARIES and LWS_WOLFSSL_INCLUDE_DIRS" OFF)
  75 option(LWS_WITH_ZLIB "Include zlib support (required for extensions)" ON)
  76 option(LWS_WITH_LIBEV "Compile with support for libev" OFF)
  77 option(LWS_WITH_LIBUV "Compile with support for libuv" OFF)
  78 option(LWS_WITH_LIBEVENT "Compile with support for libevent" OFF)
  79 option(LWS_USE_BUNDLED_ZLIB "Use bundled zlib version (Windows only)" ${LWS_USE_BUNDLED_ZLIB_DEFAULT})
  80 option(LWS_SSL_CLIENT_USE_OS_CA_CERTS "SSL support should make use of the OS-installed CA root certs" ON)
  81 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)
  82 option(LWS_WITHOUT_BUILTIN_SHA1 "Don't build the lws sha-1 (eg, because openssl will provide it" OFF)
  83 option(LWS_WITHOUT_CLIENT "Don't build the client part of the library" OFF)
  84 option(LWS_WITHOUT_SERVER "Don't build the server part of the library" OFF)
  85 option(LWS_LINK_TESTAPPS_DYNAMIC "Link the test apps to the shared version of the library. Default is to link statically" OFF)
  86 option(LWS_WITHOUT_TESTAPPS "Don't build the libwebsocket-test-apps" OFF)
  87 option(LWS_WITHOUT_TEST_SERVER "Don't build the test server" OFF)
  88 option(LWS_WITHOUT_TEST_SERVER_EXTPOLL "Don't build the test server version that uses external poll" OFF)
  89 option(LWS_WITHOUT_TEST_PING "Don't build the ping test application" OFF)
  90 option(LWS_WITHOUT_TEST_ECHO "Don't build the echo test application" OFF)
  91 option(LWS_WITHOUT_TEST_CLIENT "Don't build the client test application" OFF)
  92 option(LWS_WITHOUT_TEST_FRAGGLE "Don't build the ping test application" OFF)
  93 option(LWS_WITHOUT_EXTENSIONS "Don't compile with extensions" OFF)
  94 option(LWS_WITH_LATENCY "Build latency measuring code into the library" OFF)
  95 option(LWS_WITHOUT_DAEMONIZE "Don't build the daemonization api" ON)
  96 option(LWS_IPV6 "Compile with support for ipv6" OFF)
  97 option(LWS_UNIX_SOCK "Compile with support for UNIX domain socket" OFF)
  98 option(LWS_WITH_HTTP2 "Compile with support for http2" OFF)
  99 option(LWS_SSL_SERVER_WITH_ECDH_CERT "Include SSL server use ECDH certificate" OFF)
 100 option(LWS_WITH_CGI "Include CGI (spawn process with network-connected stdin/out/err) APIs" OFF)
 101 option(LWS_WITH_HTTP_PROXY "Support for rewriting HTTP proxying" OFF)
 102 option(LWS_WITH_LWSWS "Libwebsockets Webserver" OFF)
 103 option(LWS_WITH_PLUGINS "Support plugins for protocols and extensions" OFF)
 104 option(LWS_WITH_ACCESS_LOG "Support generating Apache-compatible access logs" OFF)
 105 option(LWS_WITH_SERVER_STATUS "Support json + jscript server monitoring" OFF)
 106 option(LWS_WITH_LEJP "With the Lightweight JSON Parser" OFF)
 107 option(LWS_WITH_LEJP_CONF "With LEJP configuration parser as used by lwsws" OFF)
 108 option(LWS_WITH_GENERIC_SESSIONS "With the Generic Sessions plugin" OFF)
 109 option(LWS_WITH_SQLITE3 "Require SQLITE3 support" OFF)
 110 option(LWS_WITH_SMTP "Provide SMTP support" OFF)
 111 option(LWS_WITH_ESP8266 "Build for ESP8266" OFF)
 112 option(LWS_WITH_ESP32 "Build for ESP32" OFF)
 113 option(LWS_PLAT_OPTEE "Build for OPTEE" OFF)
 114 option(LWS_WITH_NO_LOGS "Disable all logging from being compiled in" OFF)
 115 option(LWS_STATIC_PIC "Build the static version of the library with position-independent code" OFF)
 116 option(LWS_WITH_RANGES "Support http ranges (RFC7233)" ON)
 117 option(LWS_FALLBACK_GETHOSTBYNAME "Also try to do dns resolution using gethostbyname if getaddrinfo fails" OFF)
 118 option(LWS_WITH_ZIP_FOPS "Support serving pre-zipped files" ON)
 119 option(LWS_AVOID_SIGPIPE_IGN "Android 7+ seems to need this" OFF)
 120 option(LWS_WITH_STATS "Keep statistics of lws internal operations" OFF)
 121 option(LWS_WITH_SOCKS5 "Allow use of SOCKS5 proxy on client connections" OFF)
 122
 123 if (LWS_WITH_LWSWS)
 124  message(STATUS "LWS_WITH_LWSWS --> Enabling LWS_WITH_PLUGINS and LWS_WITH_LIBUV")
 125  set(LWS_WITH_PLUGINS 1)
 126  set(LWS_WITH_LIBUV 1)
 127  set(LWS_WITH_ACCESS_LOG 1)
 128  set(LWS_WITH_SERVER_STATUS 1)
 129  set(LWS_WITH_LEJP 1)
 130  set(LWS_WITH_LEJP_CONF 1)
 131 endif()
 132
 133 if (LWS_WITH_PLUGINS AND NOT LWS_WITH_LIBUV)
 134 message(STATUS "LWS_WITH_PLUGINS --> Enabling LWS_WITH_LIBUV")
 135  set(LWS_WITH_LIBUV 1)
 136 endif()
 137
 138 if (LWS_WITH_SMTP AND NOT LWS_WITH_LIBUV)
 139 message(STATUS "LWS_WITH_SMTP --> Enabling LWS_WITH_LIBUV")
 140  set(LWS_WITH_LIBUV 1)
 141 endif()
 142
 143 if (LWS_WITH_GENERIC_SESSIONS)
 144  set(LWS_WITH_SQLITE3 1)
 145  set(LWS_WITH_SMTP 1)
 146 endif()
 147
 148 if (LWS_WITH_SMTP AND NOT LWS_WITH_LIBUV)
 149 message(STATUS "LWS_WITH_SMTP --> Enabling LWS_WITH_LIBUV")
 150  set(LWS_WITH_LIBUV 1)
 151 endif()
 152
 153 if (LWS_WITH_ESP8266)
 154  set(LWS_WITH_SHARED OFF)
 155  set(LWS_WITH_SSL OFF)
 156  set(LWS_WITH_ZLIB OFF)
 157  set(LWS_WITHOUT_CLIENT ON)
 158  set(LWS_WITHOUT_TESTAPPS ON)
 159  set(LWS_WITHOUT_EXTENSIONS ON)
 160  set(LWS_WITH_PLUGINS OFF)
 161  set(LWS_WITH_RANGES OFF)
 162  # this implies no pthreads in the lib
 163  set(LWS_MAX_SMP 1)
 164  set(LWS_HAVE_MALLOC 1)
 165  set(LWS_HAVE_REALLOC 1)
 166  set(LWS_HAVE_GETIFADDRS 1)
 167  set(LWS_WITH_ZIP_FOPS 0)
 168 endif()
 169
 170 if (LWS_WITH_ESP32)
 171  set(LWS_WITH_SHARED OFF)
 172  set(LWS_WITH_SSL ON)
 173   # set(LWS_WITHOUT_CLIENT ON)
 174  set(LWS_WITHOUT_TESTAPPS ON)
 175  set(LWS_WITHOUT_EXTENSIONS ON)
 176  set(LWS_WITH_PLUGINS OFF)
 177  set(LWS_WITH_RANGES ON)
 178  # this implies no pthreads in the lib
 179  set(LWS_MAX_SMP 1)
 180  set(LWS_HAVE_MALLOC 1)
 181  set(LWS_HAVE_REALLOC 1)
 182  set(LWS_HAVE_GETIFADDRS 1)
 183  set(LWS_WITH_ZIP_FOPS 1)
 184 endif()
 185
 186
 187 if (WIN32)
 188 # this implies no pthreads in the lib
 189 set(LWS_MAX_SMP 1)
 190 endif()
 191
 192
 193 if (LWS_WITHOUT_SERVER)
 194 set(LWS_WITH_LWSWS OFF)
 195 endif()
 196
 197 if (LWS_WITH_HTTP_PROXY AND (LWS_WITHOUT_CLIENT OR LWS_WITHOUT_SERVER))
 198         message(FATAL_ERROR "You have to enable both client and server for http proxy")
 199 endif()
 200
 201 # Allow the user to override installation directories.
 202 set(LWS_INSTALL_LIB_DIR       lib CACHE PATH "Installation directory for libraries")
 203 set(LWS_INSTALL_BIN_DIR       bin CACHE PATH "Installation directory for executables")
 204 set(LWS_INSTALL_INCLUDE_DIR   include CACHE PATH "Installation directory for header files")
 205 set(LWS_INSTALL_EXAMPLES_DIR  bin CACHE PATH "Installation directory for example files")
 206
 207 # Allow the user to use the old CyaSSL options/library in stead of wolfSSL
 208 if (LWS_USE_CYASSL AND LWS_USE_WOLFSSL)
 209         message(FATAL_ERROR "LWS_USE_CYASSL and LWS_USE_WOLFSSL are mutually exclusive!")
 210 endif()
 211 if (LWS_USE_CYASSL)
 212         # Copy CyaSSL options to the wolfSSL options
 213         set(LWS_USE_WOLFSSL ${LWS_USE_CYASSL} CACHE BOOL "Use wolfSSL/CyaSSL instead of OpenSSL" FORCE)
 214         set(LWS_WOLFSSL_LIBRARIES ${LWS_CYASSL_LIBRARIES} CACHE PATH "Path to wolfSSL/CyaSSL libraries" FORCE)
 215         set(LWS_WOLFSSL_INCLUDE_DIRS ${LWS_CYASSL_INCLUDE_DIRS} CACHE PATH "Path to wolfSSL/CyaSSL header files" FORCE)
 216 endif()
 217
 218 if (LWS_WITHOUT_CLIENT AND LWS_WITHOUT_SERVER)
 219         message(FATAL_ERROR "Makes no sense to compile with neither client nor server.")
 220 endif()
 221
 222 if (NOT (LWS_WITH_STATIC OR LWS_WITH_SHARED))
 223         message(FATAL_ERROR "Makes no sense to compile with neither static nor shared libraries.")
 224 endif()
 225
 226 if (NOT LWS_WITHOUT_EXTENSIONS)
 227         if (NOT LWS_WITH_ZLIB)
 228                 message(FATAL_ERROR "zlib is required for extensions.")
 229         endif()
 230 endif()
 231
 232 set(LWS_ZLIB_LIBRARIES CACHE PATH "Path to the zlib library")
 233 set(LWS_ZLIB_INCLUDE_DIRS CACHE PATH "Path to the zlib include directory")
 234 set(LWS_OPENSSL_LIBRARIES CACHE PATH "Path to the OpenSSL library")
 235 set(LWS_OPENSSL_INCLUDE_DIRS CACHE PATH "Path to the OpenSSL include directory")
 236 set(LWS_WOLFSSL_LIBRARIES CACHE PATH "Path to the wolfSSL library")
 237 set(LWS_WOLFSSL_INCLUDE_DIRS CACHE PATH "Path to the wolfSSL include directory")
 238 set( CACHE PATH "Path to the libev library")
 239 set(LWS_LIBEV_INCLUDE_DIRS CACHE PATH "Path to the libev include directory")
 240 set(LWS_LIBUV_LIBRARIES CACHE PATH "Path to the libuv library")
 241 set(LWS_LIBUV_INCLUDE_DIRS CACHE PATH "Path to the libuv include directory")
 242 set(LWS_SQLITE3_LIBRARIES CACHE PATH "Path to the sqlite3 library")
 243 set(LWS_SQLITE3_INCLUDE_DIRS CACHE PATH "Path to the sqlite3 include directory")
 244 set(LWS_LIBEVENT_INCLUDE_DIRS CACHE PATH "Path to the libevent include directory")
 245 set(LWS_LIBEVENT_LIBRARIES CACHE PATH "Path to the libevent library")
 246
 247
 248 if (NOT LWS_WITH_SSL)
 249         set(LWS_WITHOUT_BUILTIN_SHA1 OFF)
 250 endif()
 251
 252 if (LWS_WITH_SSL AND NOT LWS_USE_WOLFSSL)
 253         if ("${LWS_OPENSSL_LIBRARIES}" STREQUAL "" OR "${LWS_OPENSSL_INCLUDE_DIRS}" STREQUAL "")
 254         else()
 255                 if (NOT LWS_WITH_ESP32)
 256                         set(OPENSSL_LIBRARIES ${LWS_OPENSSL_LIBRARIES})
 257                 endif()
 258                 set(OPENSSL_INCLUDE_DIRS ${LWS_OPENSSL_INCLUDE_DIRS})
 259                 set(OPENSSL_FOUND 1)
 260         endif()
 261 endif()
 262
 263 if (LWS_WITH_SSL AND LWS_USE_WOLFSSL)
 264         if ("${LWS_WOLFSSL_LIBRARIES}" STREQUAL "" OR "${LWS_WOLFSSL_INCLUDE_DIRS}" STREQUAL "")
 265                 if (NOT WOLFSSL_FOUND)
 266                         if (LWS_USE_CYASSL)
 267                                 message(FATAL_ERROR "You must set LWS_CYASSL_LIBRARIES and LWS_CYASSL_INCLUDE_DIRS when LWS_USE_CYASSL is turned on.")
 268                         else()
 269                                 message(FATAL_ERROR "You must set LWS_WOLFSSL_LIBRARIES and LWS_WOLFSSL_INCLUDE_DIRS when LWS_USE_WOLFSSL is turned on.")
 270                         endif()
 271                 endif()
 272         else()
 273                 set(WOLFSSL_LIBRARIES ${LWS_WOLFSSL_LIBRARIES})
 274                 set(WOLFSSL_INCLUDE_DIRS ${LWS_WOLFSSL_INCLUDE_DIRS})
 275                 set(WOLFSSL_FOUND 1)
 276         endif()
 277         set(USE_WOLFSSL 1)
 278         if (LWS_USE_CYASSL)
 279                 set(USE_OLD_CYASSL 1)
 280         endif()
 281 endif()
 282
 283 if (LWS_WITH_ZLIB AND NOT LWS_USE_BUNDLED_ZLIB)
 284         if ("${LWS_ZLIB_LIBRARIES}" STREQUAL "" OR "${LWS_ZLIB_INCLUDE_DIRS}" STREQUAL "")
 285         else()
 286                 set(ZLIB_LIBRARIES ${LWS_ZLIB_LIBRARIES})
 287                 set(ZLIB_INCLUDE_DIRS ${LWS_ZLIB_INCLUDE_DIRS})
 288                 set(ZLIB_FOUND 1)
 289         endif()
 290 endif()
 291
 292 if (LWS_WITH_LIBEV)
 293         if ("${LWS_LIBEV_LIBRARIES}" STREQUAL "" OR "${LWS_LIBEV_INCLUDE_DIRS}" STREQUAL "")
 294         else()
 295                 set(LIBEV_LIBRARIES ${LWS_LIBEV_LIBRARIES})
 296                 set(LIBEV_INCLUDE_DIRS ${LWS_LIBEV_INCLUDE_DIRS})
 297                 set(LIBEV_FOUND 1)
 298         endif()
 299 endif()
 300
 301 if (LWS_WITH_LIBUV)
 302         if ("${LWS_LIBUV_LIBRARIES}" STREQUAL "" OR "${LWS_LIBUV_INCLUDE_DIRS}" STREQUAL "")
 303         else()
 304                 set(LIBUV_LIBRARIES ${LWS_LIBUV_LIBRARIES})
 305                 set(LIBUV_INCLUDE_DIRS ${LWS_LIBUV_INCLUDE_DIRS})
 306                 set(LIBUV_FOUND 1)
 307         endif()
 308 endif()
 309
 310 if (LWS_WITH_LIBEVENT)
 311         if ("${LWS_LIBEVENT_LIBRARIES}" STREQUAL "" OR "${LWS_LIBEVENT_INCLUDE_DIRS}" STREQUAL "")
 312         else()
 313                 set(LIBEVENT_LIBRARIES ${LWS_LIBEVENT_LIBRARIES})
 314                 set(LIBEVENT_INCLUDE_DIRS ${LWS_LIBEVENT_INCLUDE_DIRS})
 315                 set(LIBEVENT_FOUND 1)
 316         endif()
 317 endif()
 318
 319 if (LWS_WITH_SQLITE3)
 320         if ("${LWS_SQLITE3_LIBRARIES}" STREQUAL "" OR "${LWS_SQLITE3_INCLUDE_DIRS}" STREQUAL "")
 321         else()
 322                 set(SQLITE3_LIBRARIES ${LWS_SQLITE3_LIBRARIES})
 323                 set(SQLITE3_INCLUDE_DIRS ${LWS_SQLITE3_INCLUDE_DIRS})
 324                 set(SQLITE3_FOUND 1)
 325         endif()
 326 endif()
 327
 328
 329 # The base dir where the test-apps look for the SSL certs.
 330 set(LWS_OPENSSL_CLIENT_CERTS ../share CACHE PATH "Server SSL certificate directory")
 331 if (WIN32)
 332         set(LWS_OPENSSL_CLIENT_CERTS . CACHE PATH "Client SSL certificate directory")
 333
 334         if (LWS_UNIX_SOCK)
 335                 set(LWS_UNIX_SOCK OFF)
 336                 message(WARNING "Windows does not support UNIX domain sockets")
 337         endif()
 338 else()
 339         set(LWS_OPENSSL_CLIENT_CERTS /etc/pki/tls/certs/ CACHE PATH "Client SSL certificate directory")
 340 endif()
 341
 342 if (LWS_WITHOUT_EXTENSIONS)
 343         set(LWS_NO_EXTENSIONS 1)
 344 endif()
 345
 346 if (LWS_WITH_SSL)
 347         set(LWS_OPENSSL_SUPPORT 1)
 348 endif()
 349
 350 if (LWS_SSL_CLIENT_USE_OS_CA_CERTS)
 351         set(LWS_SSL_CLIENT_USE_OS_CA_CERTS 1)
 352 endif()
 353
 354 if (LWS_WITH_LATENCY)
 355         set(LWS_LATENCY 1)
 356 endif()
 357
 358 if (LWS_WITHOUT_DAEMONIZE OR WIN32)
 359         set(LWS_NO_DAEMONIZE 1)
 360 endif()
 361
 362 if (LWS_WITHOUT_SERVER)
 363         set(LWS_NO_SERVER 1)
 364 endif()
 365
 366 if (LWS_WITHOUT_CLIENT)
 367         set(LWS_NO_CLIENT 1)
 368 endif()
 369
 370 if (LWS_WITH_LIBEV)
 371         set(LWS_USE_LIBEV 1)
 372 endif()
 373
 374 if (LWS_WITH_LIBUV)
 375         set(LWS_USE_LIBUV 1)
 376 endif()
 377
 378 if (LWS_WITH_LIBEVENT)
 379         set(LWS_USE_LIBEVENT 1)
 380 endif()
 381
 382 if (LWS_IPV6)
 383         set(LWS_USE_IPV6 1)
 384 endif()
 385
 386 if (LWS_UNIX_SOCK)
 387     set(LWS_USE_UNIX_SOCK 1)
 388 endif()
 389
 390 if (LWS_WITH_HTTP2)
 391         set(LWS_USE_HTTP2 1)
 392 endif()
 393
 394 if ("${LWS_MAX_SMP}" STREQUAL "")
 395         set(LWS_MAX_SMP 32)
 396 endif()
 397
 398
 399 if (LWS_WITH_ESP8266)
 400 set(CMAKE_C_FLAGS "-nostdlib ${CMAKE_C_FLAGS}")
 401 endif()
 402
 403 if (MINGW)
 404         set(LWS_MINGW_SUPPORT 1)
 405         set(CMAKE_C_FLAGS "-D__USE_MINGW_ANSI_STDIO ${CMAKE_C_FLAGS}")
 406 endif()
 407
 408 if (LWS_SSL_SERVER_WITH_ECDH_CERT)
 409         set(LWS_SSL_SERVER_WITH_ECDH_CERT 1)
 410 endif()
 411
 412 include_directories("${PROJECT_BINARY_DIR}")
 413
 414 include(CheckCSourceCompiles)
 415
 416 # Check for different inline keyword versions.
 417 foreach(KEYWORD "inline" "__inline__" "__inline")
 418         set(CMAKE_REQUIRED_DEFINITIONS "-DKEYWORD=${KEYWORD}")
 419         CHECK_C_SOURCE_COMPILES(
 420                 "
 421                 #include <stdio.h>
 422                 static KEYWORD void a() {}
 423                 int main(int argc, char **argv) { a(); return 0; }
 424                 " LWS_HAVE_${KEYWORD})
 425 endforeach()
 426
 427 if (NOT LWS_HAVE_inline)
 428         if (LWS_HAVE___inline__)
 429                 set(inline __inline__)
 430         elseif(LWS_HAVE___inline)
 431                 set(inline __inline)
 432         endif()
 433 endif()
 434
 435 # Put the libraries and binaries that get built into directories at the
 436 # top of the build tree rather than in hard-to-find leaf directories.
 437 SET(CMAKE_RUNTIME_OUTPUT_DIRECTORY "${PROJECT_BINARY_DIR}/bin")
 438 SET(CMAKE_LIBRARY_OUTPUT_DIRECTORY "${PROJECT_BINARY_DIR}/lib")
 439 SET(CMAKE_ARCHIVE_OUTPUT_DIRECTORY "${PROJECT_BINARY_DIR}/lib")
 440
 441 SET(LWS_INSTALL_PATH "${CMAKE_INSTALL_PREFIX}")
 442
 443 # Put absolute path of dynamic libraries into the object code. Some
 444 # architectures, notably Mac OS X, need this.
 445 SET(CMAKE_INSTALL_NAME_DIR "${CMAKE_INSTALL_PREFIX}/${LWS_INSTALL_LIB_DIR}${LIB_SUFFIX}")
 446
 447 include(CheckFunctionExists)
 448 include(CheckSymbolExists)
 449 include(CheckIncludeFile)
 450 include(CheckIncludeFiles)
 451 include(CheckLibraryExists)
 452 include(CheckTypeSize)
 453
 454 if (LWS_WITHOUT_BUILTIN_SHA1)
 455         set(LWS_SHA1_USE_OPENSSL_NAME 1)
 456 endif()
 457
 458 CHECK_FUNCTION_EXISTS(bzero LWS_HAVE_BZERO)
 459 CHECK_FUNCTION_EXISTS(fork LWS_HAVE_FORK)
 460 CHECK_FUNCTION_EXISTS(getenv LWS_HAVE_GETENV)
 461 CHECK_FUNCTION_EXISTS(malloc LWS_HAVE_MALLOC)
 462 CHECK_FUNCTION_EXISTS(memset LWS_HAVE_MEMSET)
 463 CHECK_FUNCTION_EXISTS(realloc LWS_HAVE_REALLOC)
 464 CHECK_FUNCTION_EXISTS(socket LWS_HAVE_SOCKET)
 465 CHECK_FUNCTION_EXISTS(strerror LWS_HAVE_STRERROR)
 466 CHECK_FUNCTION_EXISTS(vfork LWS_HAVE_VFORK)
 467 CHECK_FUNCTION_EXISTS(execvpe LWS_HAVE_EXECVPE)
 468 CHECK_FUNCTION_EXISTS(getifaddrs LWS_HAVE_GETIFADDRS)
 469 CHECK_FUNCTION_EXISTS(snprintf LWS_HAVE_SNPRINTF)
 470 CHECK_FUNCTION_EXISTS(_snprintf LWS_HAVE__SNPRINTF)
 471 CHECK_FUNCTION_EXISTS(_vsnprintf LWS_HAVE__VSNPRINTF)
 472 CHECK_FUNCTION_EXISTS(getloadavg LWS_HAVE_GETLOADAVG)
 473 CHECK_FUNCTION_EXISTS(atoll LWS_HAVE_ATOLL)
 474 CHECK_FUNCTION_EXISTS(_atoi64 LWS_HAVE__ATOI64)
 475 CHECK_FUNCTION_EXISTS(_stat32i64 LWS_HAVE__STAT32I64)
 476
 477 if (NOT LWS_HAVE_GETIFADDRS)
 478         if (LWS_WITHOUT_BUILTIN_GETIFADDRS)
 479                 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.")
 480         endif()
 481         set(LWS_BUILTIN_GETIFADDRS 1)
 482 endif()
 483
 484 CHECK_INCLUDE_FILE(dlfcn.h LWS_HAVE_DLFCN_H)
 485 CHECK_INCLUDE_FILE(fcntl.h LWS_HAVE_FCNTL_H)
 486 CHECK_INCLUDE_FILE(in6addr.h LWS_HAVE_IN6ADDR_H)
 487 CHECK_INCLUDE_FILE(inttypes.h LWS_HAVE_INTTYPES_H)
 488 CHECK_INCLUDE_FILE(memory.h LWS_HAVE_MEMORY_H)
 489 CHECK_INCLUDE_FILE(netinet/in.h LWS_HAVE_NETINET_IN_H)
 490 CHECK_INCLUDE_FILE(stdint.h LWS_HAVE_STDINT_H)
 491 CHECK_INCLUDE_FILE(stdlib.h LWS_HAVE_STDLIB_H)
 492 CHECK_INCLUDE_FILE(strings.h LWS_HAVE_STRINGS_H)
 493 CHECK_INCLUDE_FILE(string.h LWS_HAVE_STRING_H)
 494 CHECK_INCLUDE_FILE(sys/prctl.h LWS_HAVE_SYS_PRCTL_H)
 495 CHECK_INCLUDE_FILE(sys/socket.h LWS_HAVE_SYS_SOCKET_H)
 496 CHECK_INCLUDE_FILE(sys/sockio.h LWS_HAVE_SYS_SOCKIO_H)
 497 CHECK_INCLUDE_FILE(sys/stat.h LWS_HAVE_SYS_STAT_H)
 498 CHECK_INCLUDE_FILE(sys/types.h LWS_HAVE_SYS_TYPES_H)
 499 CHECK_INCLUDE_FILE(unistd.h LWS_HAVE_UNISTD_H)
 500 CHECK_INCLUDE_FILE(vfork.h LWS_HAVE_VFORK_H)
 501 CHECK_INCLUDE_FILE(sys/capability.h LWS_HAVE_SYS_CAPABILITY_H)
 502
 503 CHECK_LIBRARY_EXISTS(cap cap_set_flag "" LWS_HAVE_LIBCAP)
 504
 505 if (LWS_WITH_LIBUV)
 506 CHECK_INCLUDE_FILE(uv-version.h LWS_HAVE_UV_VERSION_H)
 507 endif()
 508
 509
 510 if (LWS_WITH_ZLIB AND NOT LWS_USE_BUNDLED_ZLIB)
 511         CHECK_INCLUDE_FILE(zlib.h LWS_HAVE_ZLIB_H)
 512 endif()
 513
 514 # TODO: These can also be tested to see whether they actually work...
 515 set(LWS_HAVE_WORKING_FORK LWS_HAVE_FORK)
 516 set(LWS_HAVE_WORKING_VFORK LWS_HAVE_VFORK)
 517
 518 CHECK_INCLUDE_FILES("stdlib.h;stdarg.h;string.h;float.h" STDC_HEADERS)
 519
 520 # These don't work Cross...
 521 #CHECK_TYPE_SIZE(pid_t PID_T_SIZE)
 522 #CHECK_TYPE_SIZE(size_t SIZE_T_SIZE)
 523 #CHECK_TYPE_SIZE("void *" LWS_SIZEOFPTR LANGUAGE C)
 524
 525 if (NOT PID_T_SIZE)
 526         set(pid_t int)
 527 endif()
 528
 529 if (NOT SIZE_T_SIZE)
 530         set(size_t "unsigned int")
 531 endif()
 532
 533 if (NOT LWS_HAVE_MALLOC)
 534         set(malloc rpl_malloc)
 535 endif()
 536
 537 if (NOT LWS_HAVE_REALLOC)
 538         set(realloc rpl_realloc)
 539 endif()
 540
 541
 542 if (MSVC)
 543         # Turn off stupid microsoft security warnings.
 544         add_definitions(-D_CRT_SECURE_NO_DEPRECATE -D_CRT_NONSTDC_NO_DEPRECATE)
 545 endif(MSVC)
 546
 547 include_directories("${PROJECT_SOURCE_DIR}/lib")
 548
 549 # Group headers and sources.
 550 # Some IDEs use this for nicer file structure.
 551 set(HDR_PRIVATE
 552         lib/private-libwebsockets.h)
 553
 554 set(HDR_PUBLIC
 555         "${PROJECT_SOURCE_DIR}/lib/libwebsockets.h"
 556         "${PROJECT_BINARY_DIR}/lws_config.h")
 557
 558 set(SOURCES
 559         lib/base64-decode.c
 560         lib/handshake.c
 561         lib/libwebsockets.c
 562         lib/service.c
 563         lib/pollfd.c
 564         lib/output.c
 565         lib/parsers.c
 566         lib/context.c
 567         lib/alloc.c
 568         lib/header.c)
 569
 570 if (NOT LWS_WITHOUT_CLIENT)
 571         list(APPEND SOURCES
 572                 lib/client.c
 573                 lib/client-handshake.c
 574                 lib/client-parser.c)
 575 endif()
 576
 577 if (LWS_WITH_SSL)
 578         list(APPEND SOURCES
 579                 lib/ssl.c)
 580
 581         if (NOT LWS_WITHOUT_SERVER)
 582                 list(APPEND SOURCES
 583                 lib/ssl-server.c)
 584         endif()
 585         if (NOT LWS_WITHOUT_CLIENT)
 586                 list(APPEND SOURCES
 587                 lib/ssl-client.c)
 588         endif()
 589 endif()
 590
 591 if (NOT LWS_WITHOUT_BUILTIN_SHA1)
 592         list(APPEND SOURCES
 593                 lib/sha-1.c)
 594 endif()
 595
 596 if (LWS_WITH_HTTP2)
 597         list(APPEND SOURCES
 598                 lib/http2.c
 599                 lib/hpack.c
 600                 lib/ssl-http2.c)
 601 endif()
 602 # select the active platform files
 603
 604 if (WIN32)
 605         list(APPEND SOURCES
 606                 lib/lws-plat-win.c)
 607 else()
 608
 609         if (LWS_WITH_ESP8266)
 610                 list(APPEND SOURCES
 611                         lib/lws-plat-esp8266.c)
 612         else()
 613                 if (LWS_PLAT_OPTEE)
 614                         list(APPEND SOURCES
 615                                 lib/lws-plat-optee.c)
 616                 else()
 617                         if (LWS_WITH_ESP32)
 618                                 list(APPEND SOURCES
 619                                         lib/lws-plat-esp32.c
 620                                         lib/romfs.c)
 621                         else()
 622                                 list(APPEND SOURCES
 623                                         lib/lws-plat-unix.c)
 624                         endif()
 625                 endif()
 626         endif()
 627 endif()
 628
 629 if (NOT LWS_WITHOUT_SERVER)
 630         list(APPEND SOURCES
 631                 lib/server.c
 632                 lib/server-handshake.c)
 633 endif()
 634
 635 if (NOT LWS_WITHOUT_EXTENSIONS)
 636         list(APPEND HDR_PRIVATE
 637                 lib/extension-permessage-deflate.h)
 638         list(APPEND SOURCES
 639                 lib/extension.c
 640                 lib/extension-permessage-deflate.c)
 641 endif()
 642
 643 if (LWS_WITH_HTTP_PROXY)
 644         list(APPEND SOURCES
 645                 lib/rewrite.c)
 646 endif()
 647
 648 if (LWS_WITH_LIBEV)
 649         list(APPEND SOURCES
 650                 lib/libev.c)
 651 endif()
 652
 653 if (LWS_WITH_LIBUV)
 654         list(APPEND SOURCES
 655                 lib/libuv.c)
 656 endif()
 657
 658 if (LWS_WITH_LIBEVENT)
 659         list(APPEND SOURCES
 660                 lib/libevent.c)
 661 endif()
 662
 663 if (LWS_WITH_LEJP)
 664         list(APPEND SOURCES
 665                 lib/lejp.c)
 666         list(APPEND HDR_PUBLIC
 667                 lib/lejp.h)
 668 endif()
 669 if (LWS_WITH_LEJP_CONF)
 670                 list(APPEND SOURCES
 671                         "lib/lejp-conf.c"
 672                 )
 673 endif()
 674
 675 if (LWS_WITH_SMTP)
 676         list(APPEND SOURCES
 677                 lib/smtp.c)
 678 endif()
 679
 680 if (LWS_WITH_RANGES)
 681         list(APPEND SOURCES
 682                 lib/ranges.c)
 683 endif()
 684
 685 if (LWS_WITH_ZIP_FOPS)
 686        if (LWS_WITH_ZLIB)
 687                list(APPEND SOURCES
 688                        lib/fops-zip.c)
 689        else()
 690                message(FATAL_ERROR "Pre-zipped file support (LWS_WITH_ZIP_FOPS) requires ZLIB (LWS_WITH_ZLIB)")
 691        endif()
 692 endif()
 693
 694 # Add helper files for Windows.
 695 if (WIN32)
 696         set(WIN32_HELPERS_PATH win32port/win32helpers)
 697         include_directories(${WIN32_HELPERS_PATH})
 698
 699                 if (WIN32)
 700                         list(APPEND SOURCES
 701                                 ${WIN32_HELPERS_PATH}/gettimeofday.c
 702                         )
 703
 704                         list(APPEND HDR_PRIVATE
 705                                 ${WIN32_HELPERS_PATH}/gettimeofday.h
 706                         )
 707                 endif(WIN32)
 708
 709 else()
 710         # Unix.
 711         if (NOT LWS_WITHOUT_DAEMONIZE)
 712                 list(APPEND SOURCES
 713                         lib/daemonize.c)
 714         endif()
 715 endif()
 716
 717 if (UNIX)
 718         if (NOT LWS_HAVE_GETIFADDRS)
 719                 list(APPEND HDR_PRIVATE lib/getifaddrs.h)
 720                 list(APPEND SOURCES lib/getifaddrs.c)
 721         endif()
 722 endif()
 723
 724 if (CMAKE_COMPILER_IS_GNUCC OR CMAKE_COMPILER_IS_GNUCXX OR (CMAKE_C_COMPILER_ID MATCHES "Clang") OR (CMAKE_CXX_COMPILER_ID MATCHES "Clang"))
 725     include (CheckCCompilerFlag)
 726     CHECK_C_COMPILER_FLAG(-fvisibility=hidden LWS_HAVE_VISIBILITY)
 727     if (LWS_HAVE_VISIBILITY)
 728                 set(VISIBILITY_FLAG -fvisibility=hidden)
 729     endif()
 730     if (UNIX OR LWS_WITH_ESP8266)
 731                set(CMAKE_C_FLAGS "-Wall -Werror ${VISIBILITY_FLAG} ${CMAKE_C_FLAGS}" )
 732     else()
 733                set(CMAKE_C_FLAGS "-Wall ${VISIBILITY_FLAG} ${CMAKE_C_FLAGS}" )
 734     endif()
 735 endif ()
 736
 737 if ((CMAKE_COMPILER_IS_GNUCC OR CMAKE_COMPILER_IS_GNUCXX) AND NOT LWS_WITHOUT_TESTAPPS)
 738     if (UNIX)
 739         # jeez clang understands -pthread but dies if he sees it at link time!
 740         # http://stackoverflow.com/questions/2391194/what-is-gs-pthread-equiv-in-clang
 741         set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -pthread" )
 742     endif()
 743 endif()
 744
 745 if ((CMAKE_C_COMPILER_ID MATCHES "Clang") OR (CMAKE_CXX_COMPILER_ID MATCHES "Clang"))
 746         # otherwise osx blows a bunch of openssl deprecated api errors
 747         set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-deprecated-declarations" )
 748 endif()
 749
 750 source_group("Headers Private"  FILES ${HDR_PRIVATE})
 751 source_group("Headers Public"   FILES ${HDR_PUBLIC})
 752 source_group("Sources"          FILES ${SOURCES})
 753
 754 #
 755 # Create the lib.
 756 #
 757 set(LWS_LIBRARIES)
 758
 759 if (LWS_WITH_STATIC)
 760     if (LWS_STATIC_PIC)
 761         set(CMAKE_POSITION_INDEPENDENT_CODE ON)
 762     endif()
 763         add_library(websockets STATIC
 764                                 ${HDR_PRIVATE}
 765                                 ${HDR_PUBLIC}
 766                                 ${SOURCES})
 767         list(APPEND LWS_LIBRARIES websockets)
 768
 769         if (WIN32)
 770                 # Windows uses the same .lib ending for static libraries and shared
 771                 # library linker files, so rename the static library.
 772                 set_target_properties(websockets
 773                         PROPERTIES
 774                         OUTPUT_NAME websockets_static)
 775         endif()
 776         add_custom_command(
 777                       TARGET websockets
 778                       COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_CURRENT_SOURCE_DIR}/lib/libwebsockets.h
 779                                                          ${CMAKE_CURRENT_BINARY_DIR}/include/libwebsockets.h
 780         )
 781         add_custom_command(
 782                       TARGET websockets
 783                       COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_CURRENT_BINARY_DIR}/lws_config.h
 784                                                          ${CMAKE_CURRENT_BINARY_DIR}/include/lws_config.h
 785         )
 786
 787 endif()
 788
 789 if (LWS_WITH_SHARED)
 790         add_library(websockets_shared SHARED
 791                                 ${HDR_PRIVATE}
 792                                 ${HDR_PUBLIC}
 793                                 ${SOURCES})
 794         list(APPEND LWS_LIBRARIES websockets_shared)
 795
 796         # We want the shared lib to be named "libwebsockets"
 797         # not "libwebsocket_shared".
 798         set_target_properties(websockets_shared
 799                 PROPERTIES
 800                 OUTPUT_NAME websockets)
 801
 802         if (WIN32)
 803                 # Compile as DLL (export function declarations)
 804                 set_property(
 805                         TARGET websockets_shared
 806                         PROPERTY COMPILE_DEFINITIONS
 807                         LWS_DLL
 808                         LWS_INTERNAL)
 809         endif()
 810
 811         if (APPLE)
 812                 set_property(TARGET websockets_shared PROPERTY MACOSX_RPATH YES)
 813         endif()
 814
 815         add_custom_command(
 816                       TARGET websockets_shared
 817                       COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_CURRENT_SOURCE_DIR}/lib/libwebsockets.h
 818                                                          ${CMAKE_CURRENT_BINARY_DIR}/include/libwebsockets.h
 819         )
 820         add_custom_command(
 821                       TARGET websockets_shared
 822                       COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_CURRENT_BINARY_DIR}/lws_config.h
 823                                                          ${CMAKE_CURRENT_BINARY_DIR}/include/lws_config.h
 824         )
 825
 826
 827 endif()
 828
 829 # Set the so version of the lib.
 830 # Equivalent to LDFLAGS=-version-info x:x:x
 831 if(CMAKE_COMPILER_IS_GNUCC OR CMAKE_COMPILER_IS_GNUCXX OR (CMAKE_C_COMPILER_ID MATCHES "Clang") OR (CMAKE_CXX_COMPILER_ID MATCHES "Clang"))
 832         foreach(lib ${LWS_LIBRARIES})
 833                 set_target_properties(${lib}
 834                         PROPERTIES
 835                         SOVERSION ${SOVERSION})
 836         endforeach()
 837 endif()
 838
 839 set(LIB_LIST)
 840
 841 #
 842 # Find libraries.
 843 #
 844
 845 #
 846 # ZLIB (Only needed for deflate extensions).
 847 #
 848 if (LWS_WITH_ZLIB)
 849         if (LWS_USE_BUNDLED_ZLIB)
 850                 if (WIN32)
 851                         set(WIN32_ZLIB_PATH "win32port/zlib")
 852                         set(ZLIB_SRCS
 853                                 ${WIN32_ZLIB_PATH}/adler32.c
 854                                 ${WIN32_ZLIB_PATH}/compress.c
 855                                 ${WIN32_ZLIB_PATH}/crc32.c
 856                                 ${WIN32_ZLIB_PATH}/deflate.c
 857                                 ${WIN32_ZLIB_PATH}/gzclose.c
 858                                 ${WIN32_ZLIB_PATH}/gzio.c
 859                                 ${WIN32_ZLIB_PATH}/gzlib.c
 860                                 ${WIN32_ZLIB_PATH}/gzread.c
 861                                 ${WIN32_ZLIB_PATH}/gzwrite.c
 862                                 ${WIN32_ZLIB_PATH}/infback.c
 863                                 ${WIN32_ZLIB_PATH}/inffast.c
 864                                 ${WIN32_ZLIB_PATH}/inflate.c
 865                                 ${WIN32_ZLIB_PATH}/inftrees.c
 866                                 ${WIN32_ZLIB_PATH}/trees.c
 867                                 ${WIN32_ZLIB_PATH}/uncompr.c
 868                                 ${WIN32_ZLIB_PATH}/zutil.c)
 869                         add_library(zlib_internal STATIC ${ZLIB_SRCS})
 870                         set(ZLIB_INCLUDE_DIRS ${WIN32_ZLIB_PATH})
 871                         get_property(ZLIB_LIBRARIES TARGET zlib_internal PROPERTY LOCATION)
 872                         set(ZLIB_FOUND 1)
 873                         # Make sure zlib_internal is compiled before the libs.
 874                         foreach (lib ${LWS_LIBRARIES})
 875                                 add_dependencies(${lib} zlib_internal)
 876                         endforeach()
 877                 else()
 878                         message(FATAL_ERROR "Don't have bundled zlib for that platform")
 879                 endif()
 880         elseif (NOT ZLIB_FOUND)
 881                 find_package(ZLIB REQUIRED)
 882         endif()
 883         message("zlib include dirs: ${ZLIB_INCLUDE_DIRS}")
 884         message("zlib libraries: ${ZLIB_LIBRARIES}")
 885         include_directories(${ZLIB_INCLUDE_DIRS})
 886         list(APPEND LIB_LIST ${ZLIB_LIBRARIES})
 887 endif()
 888
 889 #
 890 # OpenSSL
 891 #
 892 if (LWS_WITH_SSL)
 893         message("Compiling with SSL support")
 894         set(chose_ssl 0)
 895         if (LWS_USE_WOLFSSL)
 896                 # Use wolfSSL as OpenSSL replacement.
 897                 # TODO: Add a find_package command for this also.
 898                 message("wolfSSL include dir: ${WOLFSSL_INCLUDE_DIRS}")
 899                 message("wolfSSL libraries: ${WOLFSSL_LIBRARIES}")
 900
 901                 # Additional to the root directory we need to include
 902                 # the wolfssl/ subdirectory which contains the OpenSSL
 903                 # compatibility layer headers.
 904
 905                 if (LWS_USE_CYASSL)
 906                         foreach(inc ${WOLFSSL_INCLUDE_DIRS})
 907                                 include_directories("${inc}" "${inc}/cyassl")
 908                         endforeach()
 909                 else()
 910                         foreach(inc ${WOLFSSL_INCLUDE_DIRS})
 911                                 include_directories("${inc}" "${inc}/wolfssl")
 912                         endforeach()
 913                 endif()
 914
 915                 list(APPEND LIB_LIST "${WOLFSSL_LIBRARIES}")
 916                 set(chose_ssl 1)
 917         endif()
 918
 919         if (NOT chose_ssl)
 920                 if (NOT OPENSSL_FOUND AND NOT LWS_USE_BORINGSSL)
 921                         # TODO: Add support for STATIC also.
 922                 if (NOT LWS_WITH_ESP32)
 923                         find_package(OpenSSL REQUIRED)
 924                 endif()
 925                         set(OPENSSL_INCLUDE_DIRS "${OPENSSL_INCLUDE_DIR}")
 926                 endif()
 927
 928                 message("OpenSSL include dir: ${OPENSSL_INCLUDE_DIRS}")
 929                 if (NOT LWS_WITH_ESP32)
 930                         message("OpenSSL libraries: ${OPENSSL_LIBRARIES}")
 931                 endif()
 932
 933                 include_directories("${OPENSSL_INCLUDE_DIRS}")
 934                 if (NOT LWS_WITH_ESP32)
 935                         list(APPEND LIB_LIST ${OPENSSL_LIBRARIES})
 936                 endif()
 937
 938         # older (0.98) Openssl lacks this
 939         set(CMAKE_REQUIRED_INCLUDES ${OPENSSL_INCLUDE_DIRS})
 940         check_include_file(openssl/ecdh.h LWS_HAVE_OPENSSL_ECDH_H)
 941
 942         if (LWS_SSL_SERVER_WITH_ECDH_CERT AND NOT LWS_HAVE_OPENSSL_ECDH_H)
 943                 message(FATAL_ERROR "Missing openssl/ecdh.h, so cannot use LWS_SSL_SERVER_WITH_ECDH_CERT")
 944         endif()
 945         endif()
 946
 947 endif(LWS_WITH_SSL)
 948
 949 if (LWS_WITH_LIBEV)
 950         if (NOT LIBEV_FOUND)
 951                 find_path(LIBEV_INCLUDE_DIRS NAMES ev.h)
 952                 find_library(LIBEV_LIBRARIES NAMES ev)
 953                 if(LIBEV_INCLUDE_DIRS AND LIBEV_LIBRARIES)
 954                         set(LIBEV_FOUND 1)
 955                 endif()
 956         endif()
 957         message("libev include dir: ${LIBEV_INCLUDE_DIRS}")
 958         message("libev libraries: ${LIBEV_LIBRARIES}")
 959         include_directories("${LIBEV_INCLUDE_DIRS}")
 960         list(APPEND LIB_LIST ${LIBEV_LIBRARIES})
 961 endif(LWS_WITH_LIBEV)
 962
 963 if (LWS_WITH_LIBUV)
 964         if (NOT LIBUV_FOUND)
 965                 find_path(LIBUV_INCLUDE_DIRS NAMES uv.h)
 966                 find_library(LIBUV_LIBRARIES NAMES uv)
 967                 if(LIBUV_INCLUDE_DIRS AND LIBUV_LIBRARIES)
 968                         set(LIBUV_FOUND 1)
 969                 endif()
 970         endif()
 971         message("libuv include dir: ${LIBUV_INCLUDE_DIRS}")
 972         message("libuv libraries: ${LIBUV_LIBRARIES}")
 973         include_directories("${LIBUV_INCLUDE_DIRS}")
 974         list(APPEND LIB_LIST ${LIBUV_LIBRARIES})
 975 endif()
 976
 977 if (LWS_WITH_LIBEVENT)
 978         if (NOT LIBEVENT_FOUND)
 979                 find_path(LIBEVENT_INCLUDE_DIRS NAMES event2/event.h)
 980                 find_library(LIBEVENT_LIBRARIES NAMES event)
 981                 if(LIBEVENT_INCLUDE_DIRS AND LIBEVENT_LIBRARIES)
 982                         set(LIBEVENT_FOUND 1)
 983                 endif()
 984         endif()
 985         message("libevent include dir: ${LIBEVENT_INCLUDE_DIRS}")
 986         message("libevent libraries: ${LIBEVENT_LIBRARIES}")
 987         include_directories("${LIBEVENT_INCLUDE_DIRS}")
 988         list(APPEND LIB_LIST ${LIBEVENT_LIBRARIES})
 989 endif(LWS_WITH_LIBEVENT)
 990
 991 if (LWS_WITH_SQLITE3)
 992         if (NOT SQLITE3_FOUND)
 993                 find_path(SQLITE3_INCLUDE_DIRS NAMES sqlite3.h)
 994                 find_library(SQLITE3_LIBRARIES NAMES sqlite3)
 995                 if(SQLITE3_INCLUDE_DIRS AND SQLITE3_LIBRARIES)
 996                         set(SQLITE3_FOUND 1)
 997                 endif()
 998         endif()
 999         message("sqlite3 include dir: ${SQLITE3_INCLUDE_DIRS}")
1000         message("sqlite3 libraries: ${SQLITE3_LIBRARIES}")
1001         include_directories("${SQLITE3_INCLUDE_DIRS}")
1002         list(APPEND LIB_LIST ${SQLITE3_LIBRARIES})
1003 endif()
1004
1005
1006 if (LWS_WITH_HTTP_PROXY)
1007         find_library(LIBHUBBUB_LIBRARIES NAMES hubbub)
1008         list(APPEND LIB_LIST ${LIBHUBBUB_LIBRARIES} )
1009 endif()
1010
1011
1012 #
1013 # Platform specific libs.
1014 #
1015 if (WINCE)
1016         list(APPEND LIB_LIST ws2.lib)
1017 elseif (WIN32)
1018         list(APPEND LIB_LIST ws2_32.lib userenv.lib psapi.lib iphlpapi.lib)
1019 endif()
1020
1021 if (UNIX)
1022         list(APPEND LIB_LIST m)
1023 endif()
1024
1025 if (LWS_HAVE_LIBCAP)
1026         list(APPEND LIB_LIST cap )
1027 endif()
1028
1029
1030
1031 # Setup the linking for all libs.
1032 foreach (lib ${LWS_LIBRARIES})
1033         target_link_libraries(${lib} ${LIB_LIST})
1034 endforeach()
1035
1036 set (temp ${CMAKE_REQUIRED_LIBRARIES})
1037 set(CMAKE_REQUIRED_LIBRARIES ${LIB_LIST})
1038 CHECK_FUNCTION_EXISTS(SSL_CTX_set1_param LWS_HAVE_SSL_CTX_set1_param)
1039 CHECK_FUNCTION_EXISTS(X509_VERIFY_PARAM_set1_host LWS_HAVE_X509_VERIFY_PARAM_set1_host)
1040 if (LWS_WITH_ESP32)
1041         set(LWS_HAVE_TLS_CLIENT_METHOD 1)
1042 else()
1043 CHECK_FUNCTION_EXISTS(TLS_client_method LWS_HAVE_TLS_CLIENT_METHOD)
1044 CHECK_FUNCTION_EXISTS(TLSv1_2_client_method LWS_HAVE_TLSV1_2_CLIENT_METHOD)
1045 endif()
1046 set(CMAKE_REQUIRED_LIBRARIES ${temp})
1047 # Generate the lws_config.h that includes all the public compilation settings.
1048 configure_file(
1049        "${PROJECT_SOURCE_DIR}/lws_config.h.in"
1050        "${PROJECT_BINARY_DIR}/lws_config.h")
1051
1052 # Generate the lws_config.h that includes all the private compilation settings.
1053 configure_file(
1054        "${PROJECT_SOURCE_DIR}/lws_config_private.h.in"
1055        "${PROJECT_BINARY_DIR}/lws_config_private.h")
1056
1057 # Generate self-signed SSL certs for the test-server.
1058
1059 if (LWS_WITH_SSL AND NOT LWS_USE_WOLFSSL)
1060         message("Searching for OpenSSL executable and dlls")
1061         find_package(OpenSSLbins)
1062         message("OpenSSL executable: ${OPENSSL_EXECUTABLE}")
1063         if (OPENSSL_EXECUTABLE MATCHES "^$")
1064                 set(OPENSSL_EXECUTABLE openssl)
1065         endif()
1066         if (NOT OPENSSL_EXECUTABLE)
1067                 set(OPENSSL_EXECUTABLE openssl)
1068         endif()
1069
1070 endif()
1071
1072 set(GENCERTS 0)
1073
1074 if (LWS_WITH_SSL AND OPENSSL_EXECUTABLE AND NOT LWS_WITHOUT_TEST_SERVER)
1075         set(GENCERTS 1)
1076 endif()
1077 if (LWS_WITH_ESP32)
1078         set(GENCERTS 1)
1079 endif()
1080 message(" GENCERTS = ${GENCERTS}")
1081 if (GENCERTS)
1082         message("Generating SSL Certificates for the test-server...")
1083
1084         set(TEST_SERVER_SSL_KEY "${PROJECT_BINARY_DIR}/libwebsockets-test-server.key.pem")
1085         set(TEST_SERVER_SSL_CERT "${PROJECT_BINARY_DIR}/libwebsockets-test-server.pem")
1086
1087         if (WIN32)
1088                 if (MINGW)
1089                         message("cmd = \"${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}\"")
1090                         execute_process(
1091                                 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 "${TEST_SERVER_SSL_CERT}"
1092                                 RESULT_VARIABLE OPENSSL_RETURN_CODE)
1093                 else()
1094                         file(WRITE "${PROJECT_BINARY_DIR}/openssl_input.txt"
1095                                 "GB\n"
1096                                 "Erewhon\n"
1097                                 "All around\n"
1098                                 "libwebsockets-test\n"
1099                                 "localhost\n"
1100                                 "none@invalid.org\n\n"
1101                                 )
1102
1103                         # The "type" command is a bit picky with paths.
1104                         file(TO_NATIVE_PATH "${PROJECT_BINARY_DIR}/openssl_input.txt" OPENSSL_INPUT_WIN_PATH)
1105                         message("OPENSSL_INPUT_WIN_PATH = ${OPENSSL_INPUT_WIN_PATH}")
1106                         message("cmd = \"${OPENSSL_EXECUTABLE}\" req -new -newkey rsa:1024 -days 10000 -nodes -x509 -keyout \"${TEST_SERVER_SSL_KEY}\" -out \"${TEST_SERVER_SSL_CERT}\"")
1107
1108                         execute_process(
1109                                 COMMAND cmd /c type "${OPENSSL_INPUT_WIN_PATH}"
1110                                 COMMAND "${OPENSSL_EXECUTABLE}" req -new -newkey rsa:1024 -days 10000 -nodes -x509 -keyout "${TEST_SERVER_SSL_KEY}" -out "${TEST_SERVER_SSL_CERT}"
1111                                 RESULT_VARIABLE OPENSSL_RETURN_CODE
1112                                 OUTPUT_QUIET ERROR_QUIET)
1113
1114                         message("\n")
1115                 endif()
1116
1117                 if (OPENSSL_RETURN_CODE)
1118                         message(WARNING "!!! Failed to generate SSL certificate for Test Server using cmd.exe !!!:\nOpenSSL return code = ${OPENSSL_RETURN_CODE}")
1119                 else()
1120                         message("SUCCSESFULLY generated SSL certificate")
1121                 endif()
1122         else()
1123                 # Unix.
1124                 execute_process(
1125                         COMMAND printf "GB\\nErewhon\\nAll around\\nlibwebsockets-test\\n\\nlocalhost\\nnone@invalid.org\\n"
1126                         COMMAND "${OPENSSL_EXECUTABLE}"
1127                                 req -new -newkey rsa:1024 -days 10000 -nodes -x509 -keyout "${TEST_SERVER_SSL_KEY}" -out "${TEST_SERVER_SSL_CERT}"
1128                         RESULT_VARIABLE OPENSSL_RETURN_CODE
1129                         #               OUTPUT_QUIET ERROR_QUIET
1130                         )
1131
1132                 if (OPENSSL_RETURN_CODE)
1133                         message(WARNING "!!! Failed to generate SSL certificate for Test Server!!!:\nOpenSSL return code = ${OPENSSL_RETURN_CODE}")
1134                 else()
1135                         message("SUCCESSFULLY generated SSL certificate")
1136                 endif()
1137         endif()
1138
1139         list(APPEND TEST_SERVER_DATA
1140                 "${TEST_SERVER_SSL_KEY}"
1141                 "${TEST_SERVER_SSL_CERT}")
1142 endif()
1143
1144
1145
1146
1147 #
1148 # Test applications
1149 #
1150 set(TEST_APP_LIST)
1151 if (NOT LWS_WITHOUT_TESTAPPS)
1152         #
1153         # Helper function for adding a test app.
1154         #
1155         macro(create_test_app TEST_NAME MAIN_SRC S2 S3 S4 S5 S6)
1156
1157                 set(TEST_SRCS ${MAIN_SRC})
1158                 set(TEST_HDR)
1159                 if ("${S2}" STREQUAL "")
1160                 else()
1161                         list(APPEND TEST_SRCS ${S2})
1162                 endif()
1163                 if ("${S3}" STREQUAL "")
1164                 else()
1165                         list(APPEND TEST_SRCS ${S3})
1166                 endif()
1167                 if ("${S4}" STREQUAL "")
1168                 else()
1169                         list(APPEND TEST_SRCS ${S4})
1170                 endif()
1171                 if ("${S5}" STREQUAL "")
1172                 else()
1173                         list(APPEND TEST_SRCS ${S5})
1174                 endif()
1175                 if ("${S6}" STREQUAL "")
1176                 else()
1177                         list(APPEND TEST_SRCS ${S6})
1178                 endif()
1179                 if (WIN32)
1180                         list(APPEND TEST_SRCS
1181                                 ${WIN32_HELPERS_PATH}/getopt.c
1182                                 ${WIN32_HELPERS_PATH}/getopt_long.c
1183                                 ${WIN32_HELPERS_PATH}/gettimeofday.c
1184                         )
1185
1186                         list(APPEND TEST_HDR
1187                                 ${WIN32_HELPERS_PATH}/getopt.h
1188                                 ${WIN32_HELPERS_PATH}/gettimeofday.h
1189                         )
1190                 endif(WIN32)
1191
1192                 source_group("Headers Private"   FILES ${TEST_HDR})
1193                 source_group("Sources"   FILES ${TEST_SRCS})
1194                 add_executable(${TEST_NAME} ${TEST_SRCS} ${TEST_HDR})
1195
1196                 if (LWS_LINK_TESTAPPS_DYNAMIC)
1197                         if (NOT LWS_WITH_SHARED)
1198                                 message(FATAL_ERROR "Build of the shared library is disabled. LWS_LINK_TESTAPPS_DYNAMIC must be combined with LWS_WITH_SHARED.")
1199                         endif()
1200                         target_link_libraries(${TEST_NAME} websockets_shared)
1201                         add_dependencies(${TEST_NAME} websockets_shared)
1202                 else()
1203                         if (NOT LWS_WITH_STATIC)
1204                                 message(FATAL_ERROR "Build of the static library is disabled. Disabled LWS_LINK_TESTAPPS_DYNAMIC must be combined with LWS_WITH_STATIC.")
1205                         endif()
1206                         target_link_libraries(${TEST_NAME} websockets)
1207                         add_dependencies(${TEST_NAME} websockets)
1208                 endif()
1209
1210                 # Set test app specific defines.
1211                 set_property(TARGET ${TEST_NAME}
1212                                         PROPERTY COMPILE_DEFINITIONS
1213                                                 INSTALL_DATADIR="${CMAKE_INSTALL_PREFIX}/share"
1214                                         )
1215
1216                 # Prefix the binary names with libwebsockets.
1217                 set_target_properties(${TEST_NAME}
1218                         PROPERTIES
1219                         OUTPUT_NAME libwebsockets-${TEST_NAME})
1220
1221                 # Add to the list of tests.
1222                 list(APPEND TEST_APP_LIST ${TEST_NAME})
1223         endmacro()
1224
1225         if (UNIX AND LWS_WITH_PLUGINS)
1226                 set(CMAKE_C_FLAGS "-fPIC ${CMAKE_C_FLAGS}")
1227                 if(NOT(${CMAKE_SYSTEM_NAME} MATCHES "FreeBSD"))
1228                         target_link_libraries(websockets dl)
1229                 endif()
1230         endif()
1231
1232
1233
1234
1235         if (NOT LWS_WITHOUT_SERVER)
1236                 #
1237                 # test-server
1238                 #
1239                 if (NOT LWS_WITHOUT_TEST_SERVER)
1240                         create_test_app(test-server "test-server/test-server.c"
1241                                 "test-server/test-server-http.c"
1242                                 "test-server/test-server-dumb-increment.c"
1243                                 "test-server/test-server-mirror.c"
1244                                 "test-server/test-server-status.c"
1245                                 "test-server/test-server-echogen.c")
1246                         if (UNIX)
1247                                 create_test_app(test-fuzxy "test-server/fuzxy.c"
1248                                         ""
1249                                         ""
1250                                         ""
1251                                         ""
1252                                         "")
1253                         endif()
1254                         if (UNIX AND NOT ((CMAKE_C_COMPILER_ID MATCHES "Clang") OR (CMAKE_CXX_COMPILER_ID MATCHES "Clang")))
1255                                 create_test_app(test-server-pthreads
1256                                         "test-server/test-server-pthreads.c"
1257                                         "test-server/test-server-http.c"
1258                                         "test-server/test-server-dumb-increment.c"
1259                                         "test-server/test-server-mirror.c"
1260                                         "test-server/test-server-status.c"
1261                                         "test-server/test-server-echogen.c")
1262                         endif()
1263                         if (NOT ((CMAKE_C_COMPILER_ID MATCHES "Clang") OR (CMAKE_CXX_COMPILER_ID MATCHES "Clang"))
1264                                 AND LWS_WITH_LIBEV)
1265                                 create_test_app(test-server-libev
1266                                         "test-server/test-server-libev.c"
1267                                         "test-server/test-server-http.c"
1268                                         "test-server/test-server-dumb-increment.c"
1269                                         "test-server/test-server-mirror.c"
1270                                         "test-server/test-server-status.c"
1271                                         "test-server/test-server-echogen.c")
1272                         endif()
1273                         if (NOT ((CMAKE_C_COMPILER_ID MATCHES "Clang") OR (CMAKE_CXX_COMPILER_ID MATCHES "Clang"))
1274                                 AND LWS_WITH_LIBUV)
1275                                 create_test_app(test-server-libuv
1276                                         "test-server/test-server-libuv.c"
1277                                         "test-server/test-server-http.c"
1278                                         "test-server/test-server-dumb-increment.c"
1279                                         "test-server/test-server-mirror.c"
1280                                         "test-server/test-server-status.c"
1281                                         "test-server/test-server-echogen.c")
1282                         endif()
1283                         if (NOT ((CMAKE_C_COMPILER_ID MATCHES "Clang") OR (CMAKE_CXX_COMPILER_ID MATCHES "Clang"))
1284                                 AND LWS_WITH_LIBEVENT)
1285                                 create_test_app(test-server-libevent
1286                                         "test-server/test-server-libevent.c"
1287                                         "test-server/test-server-http.c"
1288                                         "test-server/test-server-dumb-increment.c"
1289                                         "test-server/test-server-mirror.c"
1290                                         "test-server/test-server-status.c"
1291                                         "test-server/test-server-echogen.c")
1292                         endif()
1293                 endif()
1294
1295                 #
1296                 # test-server-extpoll
1297                 #
1298                 if (NOT LWS_WITHOUT_TEST_SERVER_EXTPOLL)
1299                         create_test_app(test-server-extpoll "test-server/test-server.c"
1300                                 "test-server/test-server-http.c"
1301                                 "test-server/test-server-dumb-increment.c"
1302                                 "test-server/test-server-mirror.c"
1303                                 "test-server/test-server-status.c"
1304                                 "test-server/test-server-echogen.c")
1305                         # Set defines for this executable only.
1306                         set_property(
1307                                 TARGET test-server-extpoll
1308                                 PROPERTY COMPILE_DEFINITIONS
1309                                         EXTERNAL_POLL
1310                                         INSTALL_DATADIR="${CMAKE_INSTALL_PREFIX}/share"
1311                                 )
1312
1313                         # We need to link against winsock code.
1314                         if (WIN32)
1315                                 target_link_libraries(test-server-extpoll ws2_32.lib)
1316                         endif(WIN32)
1317                 endif()
1318
1319                 #
1320                 # test-server-v2.0
1321                 #
1322                 if (LWS_WITH_PLUGINS)
1323                         create_test_app(
1324                                 test-server-v2.0
1325                                 "test-server/test-server-v2.0.c"
1326                                 ""
1327                                 ""
1328                                 ""
1329                                 ""
1330                                 "")
1331                 endif()
1332
1333                 # Data files for running the test server.
1334                 set(TEST_SERVER_DATA
1335                         "${PROJECT_SOURCE_DIR}/test-server/favicon.ico"
1336                         "${PROJECT_SOURCE_DIR}/test-server/leaf.jpg"
1337                         "${PROJECT_SOURCE_DIR}/test-server/candide.zip"
1338                         "${PROJECT_SOURCE_DIR}/test-server/libwebsockets.org-logo.png"
1339                         "${PROJECT_SOURCE_DIR}/test-server/lws-common.js"
1340                         "${PROJECT_SOURCE_DIR}/test-server/test.html")
1341
1342                 add_custom_command(TARGET test-server
1343                                                 POST_BUILD
1344                                                 COMMAND "${CMAKE_COMMAND}" -E make_directory "$<TARGET_FILE_DIR:test-server>/../share/libwebsockets-test-server")
1345
1346                 # Copy the file needed to run the server so that the test apps can
1347                 # reach them from their default output location
1348                 foreach (TEST_FILE ${TEST_SERVER_DATA})
1349                         if (EXISTS ${TEST_FILE})
1350                                 add_custom_command(TARGET test-server
1351                                                         POST_BUILD
1352                                                         COMMAND "${CMAKE_COMMAND}" -E copy "${TEST_FILE}" "$<TARGET_FILE_DIR:test-server>/../share/libwebsockets-test-server" VERBATIM)
1353                         endif()
1354                 endforeach()
1355         endif(NOT LWS_WITHOUT_SERVER)
1356
1357         if (NOT LWS_WITHOUT_CLIENT)
1358                 #
1359                 # test-client
1360                 #
1361                 if (NOT LWS_WITHOUT_TEST_CLIENT)
1362                         create_test_app(test-client "test-server/test-client.c" "" "" "" "" "")
1363                 endif()
1364
1365                 #
1366                 # test-fraggle
1367                 #
1368                 if (NOT LWS_WITHOUT_TEST_FRAGGLE)
1369                         create_test_app(test-fraggle "test-server/test-fraggle.c" "" "" "" "" "")
1370                 endif()
1371
1372                 #
1373                 # test-ping
1374                 #
1375                 if (NOT LWS_WITHOUT_TEST_PING)
1376                         create_test_app(test-ping "test-server/test-ping.c" "" "" "" "" "")
1377                 endif()
1378                 #
1379                 # test-echo
1380                 #
1381                 if (NOT LWS_WITHOUT_TEST_ECHO)
1382                         create_test_app(test-echo "test-server/test-echo.c" "" "" "" "" "")
1383                 endif()
1384
1385         endif(NOT LWS_WITHOUT_CLIENT)
1386
1387
1388         if (LWS_WITH_PLUGINS AND LWS_WITH_SHARED)
1389                 macro(create_plugin PLUGIN_NAME MAIN_SRC S2 S3)
1390
1391                 set(PLUGIN_SRCS ${MAIN_SRC})
1392
1393                 if ("${S2}" STREQUAL "")
1394                 else()
1395                         list(APPEND PLUGIN_SRCS ${S2})
1396                 endif()
1397                 if ("${S3}" STREQUAL "")
1398                 else()
1399                         list(APPEND PLUGIN_SRCS ${S3})
1400                 endif()
1401
1402                 if (WIN32)
1403                         list(APPEND PLUGIN_SRCS
1404                                 ${WIN32_HELPERS_PATH}/getopt.c
1405                                 ${WIN32_HELPERS_PATH}/getopt_long.c
1406                                 ${WIN32_HELPERS_PATH}/gettimeofday.c
1407                         )
1408
1409                         list(APPEND PLUGIN_HDR
1410                                 ${WIN32_HELPERS_PATH}/getopt.h
1411                                 ${WIN32_HELPERS_PATH}/gettimeofday.h
1412                         )
1413                 endif(WIN32)
1414
1415                 source_group("Headers Private"   FILES ${PLUGIN_HDR})
1416                 source_group("Sources"   FILES ${PLUGIN_SRCS})
1417                 add_library(${PLUGIN_NAME} SHARED ${PLUGIN_SRCS} ${PLUGIN_HDR})
1418
1419                 target_link_libraries(${PLUGIN_NAME} websockets_shared)
1420                 add_dependencies(${PLUGIN_NAME} websockets_shared)
1421
1422                 # Set test app specific defines.
1423                 set_property(TARGET ${PLUGIN_NAME}
1424                              PROPERTY COMPILE_DEFINITIONS
1425                              INSTALL_DATADIR="${CMAKE_INSTALL_PREFIX}/plugins"
1426                 )
1427
1428 #               set_target_properties(${PLUGIN_NAME}
1429 #                       PROPERTIES
1430 #                       OUTPUT_NAME ${PLUGIN_NAME})
1431
1432                 list(APPEND PLUGINS_LIST ${PLUGIN_NAME})
1433
1434                 endmacro()
1435
1436
1437                 create_plugin(protocol_dumb_increment
1438                               "plugins/protocol_dumb_increment.c" "" "")
1439                 create_plugin(protocol_lws_mirror
1440                               "plugins/protocol_lws_mirror.c" "" "")
1441                 create_plugin(protocol_lws_status
1442                               "plugins/protocol_lws_status.c" "" "")
1443                 create_plugin(protocol_post_demo
1444                               "plugins/protocol_post_demo.c" "" "")
1445                 create_plugin(protocol_lws_table_dirlisting
1446                               "plugins/generic-table/protocol_table_dirlisting.c" "" "")
1447                 if (NOT WIN32)
1448                       create_plugin(protocol_lws_raw_test
1449                               "plugins/protocol_lws_raw_test.c" "" "")
1450                 endif()
1451
1452 if (LWS_WITH_SERVER_STATUS)
1453                 create_plugin(protocol_lws_server_status
1454                               "plugins/protocol_lws_server_status.c" "" "")
1455 endif()
1456
1457 if (NOT LWS_WITHOUT_CLIENT)
1458                 create_plugin(protocol_client_loopback_test
1459                               "plugins/protocol_client_loopback_test.c" "" "")
1460 endif(NOT LWS_WITHOUT_CLIENT)
1461
1462 if (LWS_WITH_GENERIC_SESSIONS)
1463         create_plugin(protocol_generic_sessions
1464                       "plugins/generic-sessions/protocol_generic_sessions.c"
1465                       "plugins/generic-sessions/utils.c"
1466                       "plugins/generic-sessions/handlers.c")
1467
1468         if (WIN32)
1469                 target_link_libraries(protocol_generic_sessions ${LWS_SQLITE3_LIBRARIES})
1470         else()
1471                 target_link_libraries(protocol_generic_sessions sqlite3 )
1472         endif(WIN32)
1473
1474                 create_plugin(protocol_lws_messageboard
1475                               "plugins/generic-sessions/protocol_lws_messageboard.c" "" "")
1476         if (WIN32)
1477                 target_link_libraries(protocol_lws_messageboard ${LWS_SQLITE3_LIBRARIES})
1478         else()
1479                 target_link_libraries(protocol_lws_messageboard sqlite3 )
1480         endif(WIN32)
1481
1482 endif(LWS_WITH_GENERIC_SESSIONS)
1483
1484
1485         endif(LWS_WITH_PLUGINS AND LWS_WITH_SHARED)
1486
1487         #
1488         # Copy OpenSSL dlls to the output directory on Windows.
1489         # (Otherwise we'll get an error when trying to run)
1490         #
1491         if (WIN32 AND LWS_WITH_SSL AND NOT LWS_USE_WOLFSSL)
1492                 if(OPENSSL_BIN_FOUND)
1493                         message("OpenSSL dlls found:")
1494                         message("  Libeay: ${LIBEAY_BIN}")
1495                         message("  SSLeay: ${SSLEAY_BIN}")
1496
1497                         foreach(TARGET_BIN ${TEST_APP_LIST})
1498                                 add_custom_command(TARGET ${TARGET_BIN}
1499                                         POST_BUILD
1500                                         COMMAND "${CMAKE_COMMAND}" -E copy "${LIBEAY_BIN}" "$<TARGET_FILE_DIR:${TARGET_BIN}>" VERBATIM)
1501                                 add_custom_command(TARGET ${TARGET_BIN}
1502                                         POST_BUILD
1503                                         COMMAND "${CMAKE_COMMAND}" -E copy "${SSLEAY_BIN}" "$<TARGET_FILE_DIR:${TARGET_BIN}>" VERBATIM)
1504                         endforeach()
1505                 endif()
1506         endif()
1507 endif(NOT LWS_WITHOUT_TESTAPPS)
1508
1509 if (LWS_WITH_LWSWS)
1510                 list(APPEND LWSWS_SRCS
1511                         "lwsws/main.c"
1512                 )
1513
1514                 if (WIN32)
1515                         list(APPEND LWSWS_SRCS
1516                                 ${WIN32_HELPERS_PATH}/getopt.c
1517                                 ${WIN32_HELPERS_PATH}/getopt_long.c
1518                                 ${WIN32_HELPERS_PATH}/gettimeofday.c
1519                         )
1520
1521                         list(APPEND LWSWS_HDR
1522                                 ${WIN32_HELPERS_PATH}/getopt.h
1523                                 ${WIN32_HELPERS_PATH}/gettimeofday.h
1524                         )
1525                 endif(WIN32)
1526
1527                 source_group("Headers Private"   FILES ${LWSWS_HDR})
1528                 source_group("Sources"   FILES ${LWSWS_SRCS})
1529                 add_executable("lwsws" ${LWSWS_SRCS} ${LWSWS_HDR})
1530
1531                 target_link_libraries("lwsws" websockets_shared)
1532                 add_dependencies("lwsws" websockets_shared)
1533
1534                 # Set test app specific defines.
1535                 set_property(TARGET "lwsws"
1536                              PROPERTY COMPILE_DEFINITIONS
1537                              INSTALL_DATADIR="${CMAKE_INSTALL_PREFIX}/share"
1538                 )
1539 endif (LWS_WITH_LWSWS)
1540
1541 if (UNIX)
1542
1543 # Generate and install pkgconfig.
1544 # (This is not indented, because the tabs will be part of the output)
1545 file(WRITE "${PROJECT_BINARY_DIR}/libwebsockets.pc"
1546 "prefix=\"${CMAKE_INSTALL_PREFIX}\"
1547 exec_prefix=\${prefix}
1548 libdir=\${exec_prefix}/lib${LIB_SUFFIX}
1549 includedir=\${prefix}/include
1550
1551 Name: libwebsockets
1552 Description: Websockets server and client library
1553 Version: ${CPACK_PACKAGE_VERSION_MAJOR}.${CPACK_PACKAGE_VERSION_MINOR}.${CPACK_PACKAGE_VERSION_PATCH}
1554
1555 Libs: -L\${libdir} -lwebsockets
1556 Cflags: -I\${includedir}"
1557 )
1558
1559         install(FILES "${PROJECT_BINARY_DIR}/libwebsockets.pc"
1560                 DESTINATION lib${LIB_SUFFIX}/pkgconfig)
1561 endif(UNIX)
1562
1563 #
1564 # Installation preparations.
1565 #
1566
1567 if(WIN32 AND NOT CYGWIN)
1568   set(DEF_INSTALL_CMAKE_DIR cmake)
1569 else()
1570   set(DEF_INSTALL_CMAKE_DIR lib${LIB_SUFFIX}/cmake/libwebsockets)
1571 endif()
1572
1573 set(LWS_INSTALL_CMAKE_DIR ${DEF_INSTALL_CMAKE_DIR} CACHE PATH "Installation directory for CMake files")
1574
1575 # Export targets (This is used for other CMake projects to easily find the libraries and include files).
1576 export(TARGETS ${LWS_LIBRARIES}
1577         FILE "${PROJECT_BINARY_DIR}/LibwebsocketsTargets.cmake")
1578 export(PACKAGE libwebsockets)
1579
1580 # Generate the config file for the build-tree.
1581 set(LWS__INCLUDE_DIRS
1582     "${PROJECT_SOURCE_DIR}/lib"
1583     "${PROJECT_BINARY_DIR}")
1584 set(LIBWEBSOCKETS_INCLUDE_DIRS ${LWS__INCLUDE_DIRS} CACHE PATH "Libwebsockets include directories")
1585 configure_file(${PROJECT_SOURCE_DIR}/cmake/LibwebsocketsConfig.cmake.in
1586                 ${PROJECT_BINARY_DIR}/LibwebsocketsConfig.cmake
1587                 @ONLY)
1588
1589 # Generate the config file for the installation tree.
1590 get_filename_component(LWS_ABSOLUTE_INSTALL_CMAKE_DIR ${LWS_INSTALL_CMAKE_DIR} ABSOLUTE)
1591 get_filename_component(LWS_ABSOLUTE_INSTALL_INCLUDE_DIR ${LWS_INSTALL_INCLUDE_DIR} ABSOLUTE)
1592 file(RELATIVE_PATH
1593     REL_INCLUDE_DIR
1594     "${LWS_ABSOLUTE_INSTALL_CMAKE_DIR}"
1595     "${LWS_ABSOLUTE_INSTALL_INCLUDE_DIR}") # Calculate the relative directory from the cmake dir.
1596
1597 # Note the EVENT_CMAKE_DIR is defined in JanssonConfig.cmake.in,
1598 # we escape it here so it's evaluated when it is included instead
1599 # so that the include dirs are given relative to where the
1600 # config file is located.
1601 set(LWS__INCLUDE_DIRS
1602     "\${LWS_CMAKE_DIR}/${REL_INCLUDE_DIR}")
1603 configure_file(${PROJECT_SOURCE_DIR}/cmake/LibwebsocketsConfig.cmake.in
1604                 ${PROJECT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/LibwebsocketsConfig.cmake
1605                 @ONLY)
1606
1607 # Generate version info for both build-tree and install-tree.
1608 configure_file(${PROJECT_SOURCE_DIR}/cmake/LibwebsocketsConfigVersion.cmake.in
1609                 ${PROJECT_BINARY_DIR}/LibwebsocketsConfigVersion.cmake
1610                 @ONLY)
1611
1612                         set_target_properties(${LWS_LIBRARIES}
1613                                         PROPERTIES PUBLIC_HEADER "${HDR_PUBLIC}")
1614
1615 #
1616 # Installation.
1617 #
1618
1619 # Install libs and headers.
1620 install(TARGETS ${LWS_LIBRARIES}
1621                 EXPORT LibwebsocketsTargets
1622                 LIBRARY DESTINATION "${LWS_INSTALL_LIB_DIR}${LIB_SUFFIX}" COMPONENT libraries
1623                 ARCHIVE DESTINATION "${LWS_INSTALL_LIB_DIR}${LIB_SUFFIX}" COMPONENT libraries
1624                 RUNTIME DESTINATION "${LWS_INSTALL_BIN_DIR}" COMPONENT libraries # Windows DLLs
1625                 PUBLIC_HEADER DESTINATION "${LWS_INSTALL_INCLUDE_DIR}" COMPONENT dev)
1626 set(CPACK_COMPONENT_LIBRARIES_DISPLAY_NAME "Libraries")
1627 set(CPACK_COMPONENT_DEV_DISPLAY_NAME "Development files")
1628
1629 # Install test apps.
1630 if (NOT LWS_WITHOUT_TESTAPPS AND NOT LWS_WITHOUT_CLIENT)
1631         install(TARGETS test-client ${TEST_APP_LIST}
1632                         RUNTIME DESTINATION ${LWS_INSTALL_EXAMPLES_DIR}
1633                         COMPONENT examples)
1634         set(CPACK_COMPONENT_EXAMPLES_DISPLAY_NAME "Example files")
1635 endif()
1636
1637 # lwsws
1638 if (LWS_WITH_LWSWS)
1639         install(TARGETS lwsws
1640                 RUNTIME DESTINATION "${LWS_INSTALL_BIN_DIR}" COMPONENT lwsws )
1641 endif()
1642
1643 # Programs shared files used by the test-server.
1644 if (NOT LWS_WITHOUT_TESTAPPS AND NOT LWS_WITHOUT_SERVER)
1645         install(FILES ${TEST_SERVER_DATA}
1646                         DESTINATION share/libwebsockets-test-server
1647                 COMPONENT examples)
1648
1649                 install(FILES "${PROJECT_SOURCE_DIR}/test-server/private/index.html"
1650                         DESTINATION share/libwebsockets-test-server/private
1651                         COMPONENT examples)
1652 if (LWS_WITH_CGI)
1653         set(CGI_TEST_SCRIPT "${PROJECT_SOURCE_DIR}/test-server/lws-cgi-test.sh")
1654         install(FILES ${CGI_TEST_SCRIPT}
1655                         PERMISSIONS  OWNER_EXECUTE GROUP_EXECUTE WORLD_EXECUTE OWNER_READ GROUP_READ WORLD_READ
1656                         DESTINATION share/libwebsockets-test-server
1657                         COMPONENT examples)
1658         endif()
1659 endif()
1660
1661 # plugins
1662
1663 if (LWS_WITH_PLUGINS)
1664         install(TARGETS ${PLUGINS_LIST}
1665                 PERMISSIONS  OWNER_WRITE OWNER_EXECUTE GROUP_EXECUTE WORLD_EXECUTE OWNER_READ GROUP_READ WORLD_READ
1666                 DESTINATION share/libwebsockets-test-server/plugins
1667                 COMPONENT plugins)
1668 if (LWS_WITH_SERVER_STATUS)
1669         install(FILES plugins/server-status.html;plugins/lwsws-logo.png
1670                 DESTINATION share/libwebsockets-test-server/server-status
1671                         COMPONENT examples)
1672 endif()
1673 if (LWS_WITH_GENERIC_SESSIONS)
1674         install(FILES
1675                       plugins/generic-sessions/assets/lwsgs-logo.png
1676                       plugins/generic-sessions/assets/seats.jpg
1677                       plugins/generic-sessions/assets/failed-login.html
1678                       plugins/generic-sessions/assets/lwsgs.js
1679                       plugins/generic-sessions/assets/post-register-fail.html
1680                       plugins/generic-sessions/assets/post-register-ok.html
1681                       plugins/generic-sessions/assets/post-verify-ok.html
1682                       plugins/generic-sessions/assets/post-verify-fail.html
1683                       plugins/generic-sessions/assets/sent-forgot-ok.html
1684                       plugins/generic-sessions/assets/sent-forgot-fail.html
1685                       plugins/generic-sessions/assets/post-forgot-ok.html
1686                       plugins/generic-sessions/assets/post-forgot-fail.html
1687                       plugins/generic-sessions/assets/index.html
1688                 DESTINATION share/libwebsockets-test-server/generic-sessions
1689                         COMPONENT examples)
1690         install(FILES plugins/generic-sessions/assets/successful-login.html
1691                 DESTINATION share/libwebsockets-test-server/generic-sessions/needauth
1692                         COMPONENT examples)
1693         install(FILES plugins/generic-sessions/assets/admin-login.html
1694                 DESTINATION share/libwebsockets-test-server/generic-sessions/needadmin
1695                         COMPONENT examples)
1696 endif()
1697
1698         install(FILES
1699                       plugins/generic-table/assets/lwsgt.js
1700                       plugins/generic-table/assets/index.html
1701                 DESTINATION share/libwebsockets-test-server/generic-table
1702                         COMPONENT examples)
1703
1704 endif()
1705
1706 # Install the LibwebsocketsConfig.cmake and LibwebsocketsConfigVersion.cmake
1707 install(FILES
1708                "${PROJECT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/LibwebsocketsConfig.cmake"
1709                "${PROJECT_BINARY_DIR}/LibwebsocketsConfigVersion.cmake"
1710                DESTINATION "${LWS_INSTALL_CMAKE_DIR}" COMPONENT dev)
1711
1712 # Install exports for the install-tree.
1713 install(EXPORT LibwebsocketsTargets
1714                 DESTINATION "${LWS_INSTALL_CMAKE_DIR}" COMPONENT dev)
1715
1716 # build subdir is not part of sources
1717 set(CPACK_SOURCE_IGNORE_FILES $(CPACK_SOURCE_IGNORE_FILES) ".git" "build" "tgz" "tar.gz")
1718
1719 # Most people are more used to "make dist" compared to "make package_source"
1720 add_custom_target(dist COMMAND "${CMAKE_MAKE_PROGRAM}" package_source)
1721
1722 include(UseRPMTools)
1723 if (RPMTools_FOUND)
1724         RPMTools_ADD_RPM_TARGETS(libwebsockets libwebsockets.spec)
1725 endif()
1726
1727 message("---------------------------------------------------------------------")
1728 message("  Settings:  (For more help do cmake -LH <srcpath>)")
1729 message("---------------------------------------------------------------------")
1730 message(" LWS_WITH_STATIC = ${LWS_WITH_STATIC}")
1731 message(" LWS_WITH_SHARED = ${LWS_WITH_SHARED}")
1732 message(" LWS_WITH_SSL = ${LWS_WITH_SSL} (SSL Support)")
1733 message(" LWS_SSL_CLIENT_USE_OS_CA_CERTS = ${LWS_SSL_CLIENT_USE_OS_CA_CERTS}")
1734 message(" LWS_USE_WOLFSSL = ${LWS_USE_WOLFSSL} (wolfSSL/CyaSSL replacement for OpenSSL)")
1735 if (LWS_USE_WOLFSSL)
1736         message("   LWS_WOLFSSL_LIBRARIES = ${LWS_WOLFSSL_LIBRARIES}")
1737         message("   LWS_WOLFSSL_INCLUDE_DIRS = ${LWS_WOLFSSL_INCLUDE_DIRS}")
1738 endif()
1739 message(" LWS_WITHOUT_BUILTIN_SHA1 = ${LWS_WITHOUT_BUILTIN_SHA1}")
1740 message(" LWS_WITHOUT_BUILTIN_GETIFADDRS = ${LWS_WITHOUT_BUILTIN_GETIFADDRS}")
1741 message(" LWS_WITHOUT_CLIENT = ${LWS_WITHOUT_CLIENT}")
1742 message(" LWS_WITHOUT_SERVER = ${LWS_WITHOUT_SERVER}")
1743 message(" LWS_LINK_TESTAPPS_DYNAMIC = ${LWS_LINK_TESTAPPS_DYNAMIC}")
1744 message(" LWS_WITHOUT_TESTAPPS = ${LWS_WITHOUT_TESTAPPS}")
1745 message(" LWS_WITHOUT_TEST_SERVER = ${LWS_WITHOUT_TEST_SERVER}")
1746 message(" LWS_WITHOUT_TEST_SERVER_EXTPOLL = ${LWS_WITHOUT_TEST_SERVER_EXTPOLL}")
1747 message(" LWS_WITHOUT_TEST_PING = ${LWS_WITHOUT_TEST_PING}")
1748 message(" LWS_WITHOUT_TEST_ECHO = ${LWS_WITHOUT_TEST_ECHO}")
1749 message(" LWS_WITHOUT_TEST_CLIENT = ${LWS_WITHOUT_TEST_CLIENT}")
1750 message(" LWS_WITHOUT_TEST_FRAGGLE = ${LWS_WITHOUT_TEST_FRAGGLE}")
1751 message(" LWS_WITHOUT_EXTENSIONS = ${LWS_WITHOUT_EXTENSIONS}")
1752 message(" LWS_WITH_LATENCY = ${LWS_WITH_LATENCY}")
1753 message(" LWS_WITHOUT_DAEMONIZE = ${LWS_WITHOUT_DAEMONIZE}")
1754 message(" LWS_USE_LIBEV = ${LWS_USE_LIBEV}")
1755 message(" LWS_USE_LIBUV = ${LWS_USE_LIBUV}")
1756 message(" LWS_USE_LIBEVENT = ${LWS_USE_LIBEVENT}")
1757 message(" LWS_IPV6 = ${LWS_IPV6}")
1758 message(" LWS_UNIX_SOCK = ${LWS_UNIX_SOCK}")
1759 message(" LWS_WITH_HTTP2 = ${LWS_WITH_HTTP2}")
1760 message(" LWS_SSL_SERVER_WITH_ECDH_CERT = ${LWS_SSL_SERVER_WITH_ECDH_CERT}")
1761 message(" LWS_MAX_SMP = ${LWS_MAX_SMP}")
1762 message(" LWS_WITH_CGI = ${LWS_WITH_CGI}")
1763 message(" LWS_HAVE_OPENSSL_ECDH_H = ${LWS_HAVE_OPENSSL_ECDH_H}")
1764 message(" LWS_HAVE_SSL_CTX_set1_param = ${LWS_HAVE_SSL_CTX_set1_param}")
1765 message(" LWS_WITH_HTTP_PROXY = ${LWS_WITH_HTTP_PROXY}")
1766 message(" LIBHUBBUB_LIBRARIES = ${LIBHUBBUB_LIBRARIES}")
1767 message(" PLUGINS = ${PLUGINS_LIST}")
1768 message(" LWS_WITH_ACCESS_LOG = ${LWS_WITH_ACCESS_LOG}")
1769 message(" LWS_WITH_SERVER_STATUS = ${LWS_WITH_SERVER_STATUS}")
1770 message(" LWS_WITH_LEJP = ${LWS_WITH_LEJP}")
1771 message(" LWS_WITH_LEJP_CONF = ${LWS_WITH_LEJP_CONF}")
1772 message(" LWS_WITH_SMTP = ${LWS_WITH_SMTP}")
1773 message(" LWS_WITH_GENERIC_SESSIONS = ${LWS_WITH_GENERIC_SESSIONS}")
1774 message(" LWS_STATIC_PIC = ${LWS_STATIC_PIC}")
1775 message(" LWS_WITH_RANGES = ${LWS_WITH_RANGES}")
1776 message(" LWS_PLAT_OPTEE = ${LWS_PLAT_OPTEE}")
1777 message(" LWS_WITH_ESP32 = ${LWS_WITH_ESP32}")
1778 message(" LWS_WITH_ZIP_FOPS = ${LWS_WITH_ZIP_FOPS}")
1779 message(" LWS_AVOID_SIGPIPE_IGN = ${LWS_AVOID_SIGPIPE_IGN}")
1780 message(" LWS_WITH_STATS = ${LWS_WITH_STATS}")
1781 message(" LWS_WITH_SOCKS5 = ${LWS_WITH_SOCKS5}")
1782 message(" LWS_HAVE_SYS_CAPABILITY_H = ${LWS_HAVE_SYS_CAPABILITY_H}")
1783 message(" LWS_HAVE_LIBCAP = ${LWS_HAVE_LIBCAP}")
1784 message(" LWS_HAVE_ATOLL = ${LWS_HAVE_ATOLL}")
1785 message(" LWS_HAVE__ATOI64 = ${LWS_HAVE__ATOI64}")
1786 message(" LWS_HAVE_STAT32I64 = ${LWS_HAVE_STAT32I64}")
1787
1788 message("---------------------------------------------------------------------")
1789
1790 # These will be available to parent projects including libwebsockets using add_subdirectory()
1791 set(LIBWEBSOCKETS_LIBRARIES ${LWS_LIBRARIES} CACHE STRING "Libwebsocket libraries")
1792 if (LWS_WITH_STATIC)
1793         set(LIBWEBSOCKETS_LIBRARIES_STATIC websockets CACHE STRING "Libwebsocket static library")
1794 endif()
1795 if (LWS_WITH_SHARED)
1796         set(LIBWEBSOCKETS_LIBRARIES_SHARED websockets_shared CACHE STRING "Libwebsocket shared library")
1797 endif()
1798
1799 # This must always be last!
1800 include(CPack)