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 "${PACKAGE}")
  11 set(CPACK_PACKAGE_VERSION_MAJOR "2")
  12 set(CPACK_PACKAGE_VERSION_MINOR "1")
  13 set(CPACK_PACKAGE_VERSION_PATCH "0")
  14 set(CPACK_PACKAGE_VERSION "${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} ${PACKAGE_VERSION}")
  17 set(SOVERSION "9")
  18 set(CPACK_SOURCE_GENERATOR "TGZ")
  19 set(CPACK_SOURCE_PACKAGE_FILE_NAME "${CPACK_PACKAGE_NAME}-${CPACK_PACKAGE_VERSION}")
  20 set(VERSION "${CPACK_PACKAGE_VERSION}")
  21
  22 set(LWS_LIBRARY_VERSION ${CPACK_PACKAGE_VERSION})
  23 set(LWS_LIBRARY_VERSION_MAJOR ${CPACK_PACKAGE_VERSION_MAJOR})
  24 set(LWS_LIBRARY_VERSION_MINOR ${CPACK_PACKAGE_VERSION_MINOR})
  25 set(LWS_LIBRARY_VERSION_PATCH ${CPACK_PACKAGE_VERSION_PATCH})
  26
  27 set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${PROJECT_SOURCE_DIR}/cmake/")
  28
  29 message(STATUS "CMAKE_TOOLCHAIN_FILE='${CMAKE_TOOLCHAIN_FILE}'")
  30
  31 # Try to find the current Git hash.
  32 find_package(Git)
  33 if(GIT_EXECUTABLE)
  34         execute_process(
  35     WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}"
  36     COMMAND "${GIT_EXECUTABLE}" describe
  37     OUTPUT_VARIABLE GIT_HASH
  38     OUTPUT_STRIP_TRAILING_WHITESPACE
  39     )
  40         execute_process(
  41     WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}"
  42     COMMAND "whoami"
  43     OUTPUT_VARIABLE GIT_USER
  44     OUTPUT_STRIP_TRAILING_WHITESPACE
  45     )
  46         execute_process(
  47     WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}"
  48     COMMAND "hostname"
  49     OUTPUT_VARIABLE GIT_HOST
  50     OUTPUT_STRIP_TRAILING_WHITESPACE
  51     )
  52         string(REGEX REPLACE "([^\\])[\\]([^\\])" "\\1\\\\\\\\\\2" GIT_USER ${GIT_USER})
  53     set(LWS_BUILD_HASH ${GIT_USER}@${GIT_HOST}-${GIT_HASH})
  54     message("Git commit hash: ${LWS_BUILD_HASH}")
  55 endif()
  56
  57 set(LWS_USE_BUNDLED_ZLIB_DEFAULT OFF)
  58 if(WIN32)
  59         set(LWS_USE_BUNDLED_ZLIB_DEFAULT ON)
  60 endif()
  61
  62 option(LWS_WITH_STATIC "Build the static version of the library" ON)
  63 option(LWS_WITH_SHARED "Build the shared version of the library" ON)
  64 option(LWS_WITH_SSL "Include SSL support (default OpenSSL, wolfSSL if LWS_USE_WOLFSSL is set)" ON)
  65 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)
  66 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)
  67 option(LWS_WITH_ZLIB "Include zlib support (required for extensions)" ON)
  68 option(LWS_WITH_LIBEV "Compile with support for libev" OFF)
  69 option(LWS_WITH_LIBUV "Compile with support for libuv" OFF)
  70 option(LWS_USE_BUNDLED_ZLIB "Use bundled zlib version (Windows only)" ${LWS_USE_BUNDLED_ZLIB_DEFAULT})
  71 option(LWS_SSL_CLIENT_USE_OS_CA_CERTS "SSL support should make use of the OS-installed CA root certs" ON)
  72 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)
  73 option(LWS_WITHOUT_BUILTIN_SHA1 "Don't build the lws sha-1 (eg, because openssl will provide it" OFF)
  74 option(LWS_WITHOUT_CLIENT "Don't build the client part of the library" OFF)
  75 option(LWS_WITHOUT_SERVER "Don't build the server part of the library" OFF)
  76 option(LWS_LINK_TESTAPPS_DYNAMIC "Link the test apps to the shared version of the library. Default is to link statically" OFF)
  77 option(LWS_WITHOUT_TESTAPPS "Don't build the libwebsocket-test-apps" OFF)
  78 option(LWS_WITHOUT_TEST_SERVER "Don't build the test server" OFF)
  79 option(LWS_WITHOUT_TEST_SERVER_EXTPOLL "Don't build the test server version that uses external poll" OFF)
  80 option(LWS_WITHOUT_TEST_PING "Don't build the ping test application" OFF)
  81 option(LWS_WITHOUT_TEST_ECHO "Don't build the echo test application" OFF)
  82 option(LWS_WITHOUT_TEST_CLIENT "Don't build the client test application" OFF)
  83 option(LWS_WITHOUT_TEST_FRAGGLE "Don't build the ping test application" OFF)
  84 option(LWS_WITHOUT_EXTENSIONS "Don't compile with extensions" OFF)
  85 option(LWS_WITH_LATENCY "Build latency measuring code into the library" OFF)
  86 option(LWS_WITHOUT_DAEMONIZE "Don't build the daemonization api" ON)
  87 option(LWS_IPV6 "Compile with support for ipv6" OFF)
  88 option(LWS_UNIX_SOCK "Compile with support for UNIX domain socket" OFF)
  89 option(LWS_WITH_HTTP2 "Compile with support for http2" OFF)
  90 option(LWS_MBED3 "Platform is MBED3" OFF)
  91 option(LWS_SSL_SERVER_WITH_ECDH_CERT "Include SSL server use ECDH certificate" OFF)
  92 option(LWS_WITH_CGI "Include CGI (spawn process with network-connected stdin/out/err) APIs" OFF)
  93 option(LWS_WITH_HTTP_PROXY "Support for rewriting HTTP proxying" OFF)
  94 option(LWS_WITH_LWSWS "Libwebsockets Webserver" OFF)
  95 option(LWS_WITH_PLUGINS "Support plugins for protocols and extensions" OFF)
  96 option(LWS_WITH_ACCESS_LOG "Support generating Apache-compatible access logs" OFF)
  97 option(LWS_WITH_SERVER_STATUS "Support json + jscript server monitoring" OFF)
  98 option(LWS_WITH_LEJP "With the Lightweight JSON Parser" OFF)
  99 option(LWS_WITH_LEJP_CONF "With LEJP configuration parser as used by lwsws" OFF)
 100 option(LWS_WITH_GENERIC_SESSIONS "With the Generic Sessions plugin" OFF)
 101 option(LWS_WITH_SQLITE3 "Require SQLITE3 support" OFF)
 102 option(LWS_WITH_SMTP "Provide SMTP support" OFF)
 103 option(LWS_WITH_ESP8266 "Build for ESP8266" OFF)
 104 option(LWS_WITH_NO_LOGS "Disable all logging from being compiled in" OFF)
 105 option(LWS_STATIC_PIC "Build the static version of the library with position-independent code" OFF)
 106
 107 if (LWS_WITH_LWSWS)
 108  message(STATUS "LWS_WITH_LWSWS --> Enabling LWS_WITH_PLUGINS and LWS_WITH_LIBUV")
 109  set(LWS_WITH_PLUGINS 1)
 110  set(LWS_WITH_LIBUV 1)
 111  set(LWS_WITH_ACCESS_LOG 1)
 112  set(LWS_WITH_SERVER_STATUS 1)
 113  set(LWS_WITH_LEJP 1)
 114  set(LWS_WITH_LEJP_CONF 1)
 115 endif()
 116
 117 if (LWS_WITH_PLUGINS AND NOT LWS_WITH_LIBUV)
 118 message(STATUS "LWS_WITH_PLUGINS --> Enabling LWS_WITH_LIBUV")
 119  set(LWS_WITH_LIBUV 1)
 120 endif()
 121
 122 if (LWS_WITH_SMTP AND NOT LWS_WITH_LIBUV)
 123 message(STATUS "LWS_WITH_SMTP --> Enabling LWS_WITH_LIBUV")
 124  set(LWS_WITH_LIBUV 1)
 125 endif()
 126
 127 if (LWS_WITH_GENERIC_SESSIONS)
 128  set(LWS_WITH_SQLITE3 1)
 129  set(LWS_WITH_SMTP 1)
 130 endif()
 131
 132 if (LWS_WITH_SMTP AND NOT LWS_WITH_LIBUV)
 133 message(STATUS "LWS_WITH_SMTP --> Enabling LWS_WITH_LIBUV")
 134  set(LWS_WITH_LIBUV 1)
 135 endif()
 136
 137 if (DEFINED YOTTA_WEBSOCKETS_VERSION_STRING)
 138
 139 set(LWS_WITH_SHARED OFF)
 140 set(LWS_WITH_SSL OFF)
 141 set(LWS_WITH_ZLIB OFF)
 142 set(LWS_WITHOUT_CLIENT ON)
 143 set(LWS_WITHOUT_TESTAPPS ON)
 144 set(LWS_WITHOUT_EXTENSIONS ON)
 145 set(LWS_WITH_PLUGINS OFF)
 146 set(LWS_MBED3 ON)
 147 # this implies no pthreads in the lib
 148 set(LWS_MAX_SMP 1)
 149
 150 endif()
 151
 152 if (LWS_WITH_ESP8266)
 153  set(LWS_WITH_SHARED OFF)
 154  set(LWS_WITH_SSL OFF)
 155  set(LWS_WITH_ZLIB OFF)
 156  set(LWS_WITHOUT_CLIENT ON)
 157  set(LWS_WITHOUT_TESTAPPS ON)
 158  set(LWS_WITHOUT_EXTENSIONS ON)
 159  set(LWS_WITH_PLUGINS OFF)
 160  # this implies no pthreads in the lib
 161  set(LWS_MAX_SMP 1)
 162  set(LWS_HAVE_MALLOC 1)
 163  set(LWS_HAVE_REALLOC 1)
 164  set(LWS_HAVE_GETIFADDRS 1)
 165 endif()
 166
 167
 168 if (WIN32)
 169 # this implies no pthreads in the lib
 170 set(LWS_MAX_SMP 1)
 171 endif()
 172
 173
 174 if (LWS_WITHOUT_SERVER)
 175 set(LWS_WITH_LWSWS OFF)
 176 endif()
 177
 178 if (LWS_WITH_HTTP_PROXY AND (LWS_WITHOUT_CLIENT OR LWS_WITHOUT_SERVER))
 179         message(FATAL_ERROR "You have to enable both client and server for http proxy")
 180 endif()
 181
 182 # Allow the user to override installation directories.
 183 set(LWS_INSTALL_LIB_DIR       lib CACHE PATH "Installation directory for libraries")
 184 set(LWS_INSTALL_BIN_DIR       bin CACHE PATH "Installation directory for executables")
 185 set(LWS_INSTALL_INCLUDE_DIR   include CACHE PATH "Installation directory for header files")
 186 set(LWS_INSTALL_EXAMPLES_DIR  bin CACHE PATH "Installation directory for example files")
 187
 188 # Allow the user to use the old CyaSSL options/library in stead of wolfSSL
 189 if (LWS_USE_CYASSL AND LWS_USE_WOLFSSL)
 190         message(FATAL_ERROR "LWS_USE_CYASSL and LWS_USE_WOLFSSL are mutually exclusive!")
 191 endif()
 192 if (LWS_USE_CYASSL)
 193         # Copy CyaSSL options to the wolfSSL options
 194         set(LWS_USE_WOLFSSL ${LWS_USE_CYASSL} CACHE BOOL "Use wolfSSL/CyaSSL instead of OpenSSL" FORCE)
 195         set(LWS_WOLFSSL_LIBRARIES ${LWS_CYASSL_LIBRARIES} CACHE PATH "Path to wolfSSL/CyaSSL libraries" FORCE)
 196         set(LWS_WOLFSSL_INCLUDE_DIRS ${LWS_CYASSL_INCLUDE_DIRS} CACHE PATH "Path to wolfSSL/CyaSSL header files" FORCE)
 197 endif()
 198
 199 if (LWS_WITHOUT_CLIENT AND LWS_WITHOUT_SERVER)
 200         message(FATAL_ERROR "Makes no sense to compile with neither client nor server.")
 201 endif()
 202
 203 if (NOT (LWS_WITH_STATIC OR LWS_WITH_SHARED))
 204         message(FATAL_ERROR "Makes no sense to compile with neither static nor shared libraries.")
 205 endif()
 206
 207 if (NOT LWS_WITHOUT_EXTENSIONS)
 208         if (NOT LWS_WITH_ZLIB)
 209                 message(FATAL_ERROR "zlib is required for extensions.")
 210         endif()
 211 endif()
 212
 213 set(LWS_ZLIB_LIBRARIES CACHE PATH "Path to the zlib library")
 214 set(LWS_ZLIB_INCLUDE_DIRS CACHE PATH "Path to the zlib include directory")
 215 set(LWS_OPENSSL_LIBRARIES CACHE PATH "Path to the OpenSSL library")
 216 set(LWS_OPENSSL_INCLUDE_DIRS CACHE PATH "Path to the OpenSSL include directory")
 217 set(LWS_WOLFSSL_LIBRARIES CACHE PATH "Path to the wolfSSL library")
 218 set(LWS_WOLFSSL_INCLUDE_DIRS CACHE PATH "Path to the wolfSSL include directory")
 219 set( CACHE PATH "Path to the libev library")
 220 set(LWS_LIBEV_INCLUDE_DIRS CACHE PATH "Path to the libev include directory")
 221 set(LWS_LIBUV_LIBRARIES CACHE PATH "Path to the libuv library")
 222 set(LWS_LIBUV_INCLUDE_DIRS CACHE PATH "Path to the libuv include directory")
 223 set(LWS_SQLITE3_LIBRARIES CACHE PATH "Path to the libuv library")
 224 set(LWS_SQLITE3_INCLUDE_DIRS CACHE PATH "Path to the libuv include directory")
 225
 226
 227 if (NOT LWS_WITH_SSL)
 228         set(LWS_WITHOUT_BUILTIN_SHA1 OFF)
 229 endif()
 230
 231 if (LWS_WITH_SSL AND NOT LWS_USE_WOLFSSL)
 232         if ("${LWS_OPENSSL_LIBRARIES}" STREQUAL "" OR "${LWS_OPENSSL_INCLUDE_DIRS}" STREQUAL "")
 233         else()
 234                 set(OPENSSL_LIBRARIES ${LWS_OPENSSL_LIBRARIES})
 235                 set(OPENSSL_INCLUDE_DIRS ${LWS_OPENSSL_INCLUDE_DIRS})
 236                 set(OPENSSL_FOUND 1)
 237         endif()
 238 endif()
 239
 240 if (LWS_WITH_SSL AND LWS_USE_WOLFSSL)
 241         if ("${LWS_WOLFSSL_LIBRARIES}" STREQUAL "" OR "${LWS_WOLFSSL_INCLUDE_DIRS}" STREQUAL "")
 242                 if (NOT WOLFSSL_FOUND)
 243                         if (LWS_USE_CYASSL)
 244                                 message(FATAL_ERROR "You must set LWS_CYASSL_LIBRARIES and LWS_CYASSL_INCLUDE_DIRS when LWS_USE_CYASSL is turned on.")
 245                         else()
 246                                 message(FATAL_ERROR "You must set LWS_WOLFSSL_LIBRARIES and LWS_WOLFSSL_INCLUDE_DIRS when LWS_USE_WOLFSSL is turned on.")
 247                         endif()
 248                 endif()
 249         else()
 250                 set(WOLFSSL_LIBRARIES ${LWS_WOLFSSL_LIBRARIES})
 251                 set(WOLFSSL_INCLUDE_DIRS ${LWS_WOLFSSL_INCLUDE_DIRS})
 252                 set(WOLFSSL_FOUND 1)
 253         endif()
 254         set(USE_WOLFSSL 1)
 255         if (LWS_USE_CYASSL)
 256                 set(USE_OLD_CYASSL 1)
 257         endif()
 258 endif()
 259
 260 if (LWS_WITH_SSL AND LWS_USE_MBEDTLS)
 261         if ("${LWS_MBEDTLS_LIBRARIES}" STREQUAL "" OR "${LWS_MBEDTLS_INCLUDE_DIRS}" STREQUAL "")
 262                 if (NOT MBEDTLS_FOUND)
 263                         message(FATAL_ERROR "You must set LWS_MBEDTLS_LIBRARIES and LWS_MBEDTLS_INCLUDE_DIRS when LWS_USE_MBEDTLS is turned on.")
 264                 endif()
 265         else()
 266                 set(MBEDTLS_LIBRARIES ${LWS_MBEDTLS_LIBRARIES})
 267                 set(MBEDTLS_INCLUDE_DIRS ${LWS_MBEDTLS_INCLUDE_DIRS})
 268                 set(MBEDTLS_FOUND 1)
 269         endif()
 270         set(USE_MBEDTLS 1)
 271 endif()
 272
 273 if (LWS_WITH_ZLIB AND NOT LWS_USE_BUNDLED_ZLIB)
 274         if ("${LWS_ZLIB_LIBRARIES}" STREQUAL "" OR "${LWS_ZLIB_INCLUDE_DIRS}" STREQUAL "")
 275         else()
 276                 set(ZLIB_LIBRARIES ${LWS_ZLIB_LIBRARIES})
 277                 set(ZLIB_INCLUDE_DIRS ${LWS_ZLIB_INCLUDE_DIRS})
 278                 set(ZLIB_FOUND 1)
 279         endif()
 280 endif()
 281
 282 if (LWS_WITH_LIBEV)
 283         if ("${LWS_LIBEV_LIBRARIES}" STREQUAL "" OR "${LWS_LIBEV_INCLUDE_DIRS}" STREQUAL "")
 284         else()
 285                 set(LIBEV_LIBRARIES ${LWS_LIBEV_LIBRARIES})
 286                 set(LIBEV_INCLUDE_DIRS ${LWS_LIBEV_INCLUDE_DIRS})
 287                 set(LIBEV_FOUND 1)
 288         endif()
 289 endif()
 290
 291 if (LWS_WITH_LIBUV)
 292         if ("${LWS_LIBUV_LIBRARIES}" STREQUAL "" OR "${LWS_LIBUV_INCLUDE_DIRS}" STREQUAL "")
 293         else()
 294                 set(LIBUV_LIBRARIES ${LWS_LIBUV_LIBRARIES})
 295                 set(LIBUV_INCLUDE_DIRS ${LWS_LIBUV_INCLUDE_DIRS})
 296                 set(LIBUV_FOUND 1)
 297         endif()
 298 endif()
 299
 300 if (LWS_WITH_SQLITE3)
 301         if ("${LWS_SQLITE3_LIBRARIES}" STREQUAL "" OR "${LWS_SQLITE3_INCLUDE_DIRS}" STREQUAL "")
 302         else()
 303                 set(SQLITE3_LIBRARIES ${LWS_SQLITE3_LIBRARIES})
 304                 set(SQLITE3_INCLUDE_DIRS ${LWS_SQLITE3_INCLUDE_DIRS})
 305                 set(SQLITE3_FOUND 1)
 306         endif()
 307 endif()
 308
 309
 310 # FIXME: This must be runtime-only option.
 311 # The base dir where the test-apps look for the SSL certs.
 312 set(LWS_OPENSSL_CLIENT_CERTS ../share CACHE PATH "Server SSL certificate directory")
 313 if (WIN32)
 314         set(LWS_OPENSSL_CLIENT_CERTS . CACHE PATH "Client SSL certificate directory")
 315
 316         if (LWS_IPV6)
 317                 set(LWS_IPV6 OFF)
 318                 message(WARNING "IPv6 does not currently work on Windows!")
 319         endif()
 320         if (LWS_UNIX_SOCK)
 321                 set(LWS_UNIX_SOCK OFF)
 322                 message(WARNING "Windows does not support UNIX domain sockets")
 323         endif()
 324 else()
 325         set(LWS_OPENSSL_CLIENT_CERTS /etc/pki/tls/certs/ CACHE PATH "Client SSL certificate directory")
 326 endif()
 327
 328 if (LWS_WITHOUT_EXTENSIONS)
 329         set(LWS_NO_EXTENSIONS 1)
 330 endif()
 331
 332 if (LWS_WITH_SSL)
 333         set(LWS_OPENSSL_SUPPORT 1)
 334 endif()
 335
 336 if (LWS_SSL_CLIENT_USE_OS_CA_CERTS)
 337         set(LWS_SSL_CLIENT_USE_OS_CA_CERTS 1)
 338 endif()
 339
 340 if (LWS_WITH_LATENCY)
 341         set(LWS_LATENCY 1)
 342 endif()
 343
 344 if (LWS_WITHOUT_DAEMONIZE OR WIN32)
 345         set(LWS_NO_DAEMONIZE 1)
 346 endif()
 347
 348 if (LWS_WITHOUT_SERVER)
 349         set(LWS_NO_SERVER 1)
 350 endif()
 351
 352 if (LWS_WITHOUT_CLIENT)
 353         set(LWS_NO_CLIENT 1)
 354 endif()
 355
 356 if (LWS_WITH_LIBEV)
 357         set(LWS_USE_LIBEV 1)
 358 endif()
 359
 360 if (LWS_WITH_LIBUV)
 361         set(LWS_USE_LIBUV 1)
 362 endif()
 363
 364 if (LWS_IPV6)
 365         set(LWS_USE_IPV6 1)
 366 endif()
 367
 368 if (LWS_UNIX_SOCK)
 369     set(LWS_USE_UNIX_SOCK 1)
 370 endif()
 371
 372 if (LWS_WITH_HTTP2)
 373         set(LWS_USE_HTTP2 1)
 374 endif()
 375
 376 if ("${LWS_MAX_SMP}" STREQUAL "")
 377         set(LWS_MAX_SMP 32)
 378 endif()
 379
 380
 381 if (LWS_WITH_ESP8266)
 382 set(CMAKE_C_FLAGS "-nostdlib ${CMAKE_C_FLAGS}")
 383 endif()
 384 #if (LWS_MBED3)
 385 #       set(CMAKE_C_FLAGS "-D_DEBUG ${CMAKE_C_FLAGS}")
 386 #endif()
 387
 388 if (MINGW)
 389         set(LWS_MINGW_SUPPORT 1)
 390         set(CMAKE_C_FLAGS "-D__USE_MINGW_ANSI_STDIO ${CMAKE_C_FLAGS}")
 391 endif()
 392
 393 if (LWS_SSL_SERVER_WITH_ECDH_CERT)
 394         set(LWS_SSL_SERVER_WITH_ECDH_CERT 1)
 395 endif()
 396
 397 include_directories("${PROJECT_BINARY_DIR}")
 398
 399 include(CheckCSourceCompiles)
 400
 401 # Check for different inline keyword versions.
 402 foreach(KEYWORD "inline" "__inline__" "__inline")
 403         set(CMAKE_REQUIRED_DEFINITIONS "-DKEYWORD=${KEYWORD}")
 404         CHECK_C_SOURCE_COMPILES(
 405                 "
 406                 #include <stdio.h>
 407                 static KEYWORD void a() {}
 408                 int main(int argc, char **argv) { a(); return 0; }
 409                 " LWS_HAVE_${KEYWORD})
 410 endforeach()
 411
 412 if (NOT LWS_HAVE_inline)
 413         if (LWS_HAVE___inline__)
 414                 set(inline __inline__)
 415         elseif(LWS_HAVE___inline)
 416                 set(inline __inline)
 417         endif()
 418 endif()
 419
 420 # Put the libraries and binaries that get built into directories at the
 421 # top of the build tree rather than in hard-to-find leaf directories.
 422 SET(CMAKE_RUNTIME_OUTPUT_DIRECTORY "${PROJECT_BINARY_DIR}/bin")
 423 SET(CMAKE_LIBRARY_OUTPUT_DIRECTORY "${PROJECT_BINARY_DIR}/lib")
 424 SET(CMAKE_ARCHIVE_OUTPUT_DIRECTORY "${PROJECT_BINARY_DIR}/lib")
 425
 426 SET(LWS_INSTALL_PATH "${CMAKE_INSTALL_PREFIX}")
 427
 428 # Put absolute path of dynamic libraries into the object code. Some
 429 # architectures, notably Mac OS X, need this.
 430 SET(CMAKE_INSTALL_NAME_DIR "${CMAKE_INSTALL_PREFIX}/${LWS_INSTALL_LIB_DIR}${LIB_SUFFIX}")
 431
 432 include(CheckFunctionExists)
 433 include(CheckSymbolExists)
 434 include(CheckIncludeFile)
 435 include(CheckIncludeFiles)
 436 include(CheckLibraryExists)
 437 include(CheckTypeSize)
 438
 439 if (LWS_WITHOUT_BUILTIN_SHA1)
 440         set(LWS_SHA1_USE_OPENSSL_NAME 1)
 441 endif()
 442
 443 CHECK_FUNCTION_EXISTS(bzero LWS_HAVE_BZERO)
 444 CHECK_FUNCTION_EXISTS(fork LWS_HAVE_FORK)
 445 CHECK_FUNCTION_EXISTS(getenv LWS_HAVE_GETENV)
 446 CHECK_FUNCTION_EXISTS(malloc LWS_HAVE_MALLOC)
 447 CHECK_FUNCTION_EXISTS(memset LWS_HAVE_MEMSET)
 448 CHECK_FUNCTION_EXISTS(realloc LWS_HAVE_REALLOC)
 449 CHECK_FUNCTION_EXISTS(socket LWS_HAVE_SOCKET)
 450 CHECK_FUNCTION_EXISTS(strerror LWS_HAVE_STRERROR)
 451 CHECK_FUNCTION_EXISTS(vfork LWS_HAVE_VFORK)
 452 CHECK_FUNCTION_EXISTS(execvpe LWS_HAVE_EXECVPE)
 453 CHECK_FUNCTION_EXISTS(getifaddrs LWS_HAVE_GETIFADDRS)
 454 CHECK_FUNCTION_EXISTS(snprintf LWS_HAVE_SNPRINTF)
 455 CHECK_FUNCTION_EXISTS(_snprintf LWS_HAVE__SNPRINTF)
 456 CHECK_FUNCTION_EXISTS(_vsnprintf LWS_HAVE__VSNPRINTF)
 457 CHECK_FUNCTION_EXISTS(getloadavg LWS_HAVE_GETLOADAVG)
 458
 459 if (NOT LWS_HAVE_GETIFADDRS)
 460         if (LWS_WITHOUT_BUILTIN_GETIFADDRS)
 461                 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.")
 462         endif()
 463         set(LWS_BUILTIN_GETIFADDRS 1)
 464 endif()
 465
 466 CHECK_INCLUDE_FILE(dlfcn.h LWS_HAVE_DLFCN_H)
 467 CHECK_INCLUDE_FILE(fcntl.h LWS_HAVE_FCNTL_H)
 468 CHECK_INCLUDE_FILE(in6addr.h LWS_HAVE_IN6ADDR_H)
 469 CHECK_INCLUDE_FILE(inttypes.h LWS_HAVE_INTTYPES_H)
 470 CHECK_INCLUDE_FILE(memory.h LWS_HAVE_MEMORY_H)
 471 CHECK_INCLUDE_FILE(netinet/in.h LWS_HAVE_NETINET_IN_H)
 472 CHECK_INCLUDE_FILE(stdint.h LWS_HAVE_STDINT_H)
 473 CHECK_INCLUDE_FILE(stdlib.h LWS_HAVE_STDLIB_H)
 474 CHECK_INCLUDE_FILE(strings.h LWS_HAVE_STRINGS_H)
 475 CHECK_INCLUDE_FILE(string.h LWS_HAVE_STRING_H)
 476 CHECK_INCLUDE_FILE(sys/prctl.h LWS_HAVE_SYS_PRCTL_H)
 477 CHECK_INCLUDE_FILE(sys/socket.h LWS_HAVE_SYS_SOCKET_H)
 478 CHECK_INCLUDE_FILE(sys/sockio.h LWS_HAVE_SYS_SOCKIO_H)
 479 CHECK_INCLUDE_FILE(sys/stat.h LWS_HAVE_SYS_STAT_H)
 480 CHECK_INCLUDE_FILE(sys/types.h LWS_HAVE_SYS_TYPES_H)
 481 CHECK_INCLUDE_FILE(unistd.h LWS_HAVE_UNISTD_H)
 482 CHECK_INCLUDE_FILE(vfork.h LWS_HAVE_VFORK_H)
 483
 484 if (LWS_WITH_LIBUV)
 485 CHECK_INCLUDE_FILE(uv-version.h LWS_HAVE_UV_VERSION_H)
 486 endif()
 487
 488
 489 if (LWS_WITH_ZLIB AND NOT LWS_USE_BUNDLED_ZLIB)
 490         CHECK_INCLUDE_FILE(zlib.h LWS_HAVE_ZLIB_H)
 491 endif()
 492
 493 # TODO: These can also be tested to see whether they actually work...
 494 set(LWS_HAVE_WORKING_FORK LWS_HAVE_FORK)
 495 set(LWS_HAVE_WORKING_VFORK LWS_HAVE_VFORK)
 496
 497 CHECK_INCLUDE_FILES("stdlib.h;stdarg.h;string.h;float.h" STDC_HEADERS)
 498
 499 # These don't work Cross...
 500 #CHECK_TYPE_SIZE(pid_t PID_T_SIZE)
 501 #CHECK_TYPE_SIZE(size_t SIZE_T_SIZE)
 502 #CHECK_TYPE_SIZE("void *" LWS_SIZEOFPTR LANGUAGE C)
 503
 504 if (NOT PID_T_SIZE)
 505         set(pid_t int)
 506 endif()
 507
 508 if (NOT SIZE_T_SIZE)
 509         set(size_t "unsigned int")
 510 endif()
 511
 512 if (NOT LWS_HAVE_MALLOC)
 513         set(malloc rpl_malloc)
 514 endif()
 515
 516 if (NOT LWS_HAVE_REALLOC)
 517         set(realloc rpl_realloc)
 518 endif()
 519
 520
 521 if (MSVC)
 522         # Turn off stupid microsoft security warnings.
 523         add_definitions(-D_CRT_SECURE_NO_DEPRECATE -D_CRT_NONSTDC_NO_DEPRECATE)
 524 endif(MSVC)
 525
 526 include_directories("${PROJECT_SOURCE_DIR}/lib")
 527
 528 # Group headers and sources.
 529 # Some IDEs use this for nicer file structure.
 530 set(HDR_PRIVATE
 531         lib/private-libwebsockets.h)
 532
 533 set(HDR_PUBLIC
 534         "${PROJECT_SOURCE_DIR}/lib/libwebsockets.h"
 535         "${PROJECT_BINARY_DIR}/lws_config.h")
 536
 537 set(SOURCES
 538         lib/base64-decode.c
 539         lib/handshake.c
 540         lib/libwebsockets.c
 541         lib/service.c
 542         lib/pollfd.c
 543         lib/output.c
 544         lib/parsers.c
 545         lib/context.c
 546         lib/alloc.c
 547         lib/header.c)
 548
 549 if (NOT LWS_WITHOUT_CLIENT)
 550         list(APPEND SOURCES
 551                 lib/client.c
 552                 lib/client-handshake.c
 553                 lib/client-parser.c)
 554 endif()
 555
 556 if (LWS_WITH_SSL)
 557         list(APPEND SOURCES
 558                 lib/ssl.c)
 559
 560         if (NOT LWS_WITHOUT_SERVER)
 561                 list(APPEND SOURCES
 562                 lib/ssl-server.c)
 563         endif()
 564         if (NOT LWS_WITHOUT_CLIENT)
 565                 list(APPEND SOURCES
 566                 lib/ssl-client.c)
 567         endif()
 568 endif()
 569
 570 if (NOT LWS_WITHOUT_BUILTIN_SHA1)
 571         list(APPEND SOURCES
 572                 lib/sha-1.c)
 573 endif()
 574
 575 if (LWS_WITH_HTTP2)
 576         list(APPEND SOURCES
 577                 lib/http2.c
 578                 lib/hpack.c
 579                 lib/ssl-http2.c)
 580 endif()
 581 # select the active platform files
 582
 583 if (WIN32)
 584         list(APPEND SOURCES
 585                 lib/lws-plat-win.c)
 586 else()
 587         if (LWS_MBED3)
 588                 list(APPEND SOURCES
 589                         lib/lws-plat-mbed3.cpp
 590                         lib/lws-plat-mbed3.c)
 591         else()
 592                 if (LWS_WITH_ESP8266)
 593                         list(APPEND SOURCES
 594                                 lib/lws-plat-esp8266.c)
 595                 else()
 596                         list(APPEND SOURCES
 597                                 lib/lws-plat-unix.c)
 598                 endif()
 599         endif()
 600 endif()
 601
 602 if (NOT LWS_WITHOUT_SERVER)
 603         list(APPEND SOURCES
 604                 lib/server.c
 605                 lib/server-handshake.c)
 606 endif()
 607
 608 if (NOT LWS_WITHOUT_EXTENSIONS)
 609         list(APPEND HDR_PRIVATE
 610                 lib/extension-permessage-deflate.h)
 611         list(APPEND SOURCES
 612                 lib/extension.c
 613                 lib/extension-permessage-deflate.c)
 614 endif()
 615
 616 if (LWS_WITH_HTTP_PROXY)
 617         list(APPEND SOURCES
 618                 lib/rewrite.c)
 619 endif()
 620
 621 if (LWS_WITH_LIBEV)
 622         list(APPEND SOURCES
 623                 lib/libev.c)
 624 endif()
 625
 626 if (LWS_WITH_LIBUV)
 627         list(APPEND SOURCES
 628                 lib/libuv.c)
 629 endif()
 630
 631 if (LWS_WITH_LEJP)
 632         list(APPEND SOURCES
 633                 lib/lejp.c)
 634         list(APPEND HDR_PUBLIC
 635                 lib/lejp.h)
 636 endif()
 637 if (LWS_WITH_LEJP_CONF)
 638                 list(APPEND SOURCES
 639                         "lib/lejp-conf.c"
 640                 )
 641 endif()
 642
 643 if (LWS_WITH_SMTP)
 644         list(APPEND SOURCES
 645                 lib/smtp.c)
 646 endif()
 647
 648 # Add helper files for Windows.
 649 if (WIN32)
 650         set(WIN32_HELPERS_PATH win32port/win32helpers)
 651         include_directories(${WIN32_HELPERS_PATH})
 652
 653                 if (WIN32)
 654                         list(APPEND SOURCES
 655                                 ${WIN32_HELPERS_PATH}/gettimeofday.c
 656                         )
 657
 658                         list(APPEND HDR_PRIVATE
 659                                 ${WIN32_HELPERS_PATH}/gettimeofday.h
 660                         )
 661                 endif(WIN32)
 662
 663 else()
 664         # Unix.
 665         if (NOT LWS_WITHOUT_DAEMONIZE)
 666                 list(APPEND SOURCES
 667                         lib/daemonize.c)
 668         endif()
 669 endif()
 670
 671 if (UNIX)
 672         if (NOT LWS_HAVE_GETIFADDRS)
 673                 list(APPEND HDR_PRIVATE lib/getifaddrs.h)
 674                 list(APPEND SOURCES lib/getifaddrs.c)
 675         endif()
 676 endif()
 677
 678 if (CMAKE_COMPILER_IS_GNUCC OR CMAKE_COMPILER_IS_GNUCXX OR (CMAKE_C_COMPILER_ID MATCHES "Clang") OR (CMAKE_CXX_COMPILER_ID MATCHES "Clang"))
 679     include (CheckCCompilerFlag)
 680     CHECK_C_COMPILER_FLAG(-fvisibility=hidden LWS_HAVE_VISIBILITY)
 681     if (LWS_HAVE_VISIBILITY)
 682                 set(VISIBILITY_FLAG -fvisibility=hidden)
 683     endif()
 684     if (UNIX OR LWS_WITH_ESP8266)
 685                set(CMAKE_C_FLAGS "-Wall -Werror ${VISIBILITY_FLAG} ${CMAKE_C_FLAGS}" )
 686     else()
 687                set(CMAKE_C_FLAGS "-Wall ${VISIBILITY_FLAG} ${CMAKE_C_FLAGS}" )
 688     endif()
 689 endif ()
 690
 691 if ((CMAKE_COMPILER_IS_GNUCC OR CMAKE_COMPILER_IS_GNUCXX) AND NOT LWS_WITHOUT_TESTAPPS)
 692     if (UNIX)
 693         # jeez clang understands -pthread but dies if he sees it at link time!
 694         # http://stackoverflow.com/questions/2391194/what-is-gs-pthread-equiv-in-clang
 695         set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -pthread" )
 696     endif()
 697 endif()
 698
 699 if ((CMAKE_C_COMPILER_ID MATCHES "Clang") OR (CMAKE_CXX_COMPILER_ID MATCHES "Clang"))
 700         # otherwise osx blows a bunch of openssl deprecated api errors
 701         set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-deprecated-declarations" )
 702 endif()
 703
 704 source_group("Headers Private"  FILES ${HDR_PRIVATE})
 705 source_group("Headers Public"   FILES ${HDR_PUBLIC})
 706 source_group("Sources"          FILES ${SOURCES})
 707
 708 #
 709 # Create the lib.
 710 #
 711 set(LWS_LIBRARIES)
 712
 713 if (LWS_WITH_STATIC)
 714     if (LWS_STATIC_PIC)
 715         set(CMAKE_POSITION_INDEPENDENT_CODE ON)
 716     endif()
 717         add_library(websockets STATIC
 718                                 ${HDR_PRIVATE}
 719                                 ${HDR_PUBLIC}
 720                                 ${SOURCES})
 721         list(APPEND LWS_LIBRARIES websockets)
 722
 723         if (WIN32)
 724                 # Windows uses the same .lib ending for static libraries and shared
 725                 # library linker files, so rename the static library.
 726                 set_target_properties(websockets
 727                         PROPERTIES
 728                         OUTPUT_NAME websockets_static)
 729         endif()
 730 endif()
 731
 732 if (LWS_WITH_SHARED)
 733         add_library(websockets_shared SHARED
 734                                 ${HDR_PRIVATE}
 735                                 ${HDR_PUBLIC}
 736                                 ${SOURCES})
 737         list(APPEND LWS_LIBRARIES websockets_shared)
 738
 739         # We want the shared lib to be named "libwebsockets"
 740         # not "libwebsocket_shared".
 741         set_target_properties(websockets_shared
 742                 PROPERTIES
 743                 OUTPUT_NAME websockets)
 744
 745         if (WIN32)
 746                 # Compile as DLL (export function declarations)
 747                 set_property(
 748                         TARGET websockets_shared
 749                         PROPERTY COMPILE_DEFINITIONS
 750                         LWS_DLL
 751                         LWS_INTERNAL)
 752         endif()
 753
 754         if (APPLE)
 755                 set_property(TARGET websockets_shared PROPERTY MACOSX_RPATH YES)
 756         endif()
 757 endif()
 758
 759 # Set the so version of the lib.
 760 # Equivalent to LDFLAGS=-version-info x:x:x
 761 if(CMAKE_COMPILER_IS_GNUCC OR CMAKE_COMPILER_IS_GNUCXX OR (CMAKE_C_COMPILER_ID MATCHES "Clang") OR (CMAKE_CXX_COMPILER_ID MATCHES "Clang"))
 762         foreach(lib ${LWS_LIBRARIES})
 763                 set_target_properties(${lib}
 764                         PROPERTIES
 765                         SOVERSION ${SOVERSION})
 766         endforeach()
 767 endif()
 768
 769 set(LIB_LIST)
 770
 771 #
 772 # Find libraries.
 773 #
 774
 775 #
 776 # ZLIB (Only needed for deflate extensions).
 777 #
 778 if (LWS_WITH_ZLIB)
 779         if (LWS_USE_BUNDLED_ZLIB)
 780                 if (WIN32)
 781                         set(WIN32_ZLIB_PATH "win32port/zlib")
 782                         set(ZLIB_SRCS
 783                                 ${WIN32_ZLIB_PATH}/adler32.c
 784                                 ${WIN32_ZLIB_PATH}/compress.c
 785                                 ${WIN32_ZLIB_PATH}/crc32.c
 786                                 ${WIN32_ZLIB_PATH}/deflate.c
 787                                 ${WIN32_ZLIB_PATH}/gzclose.c
 788                                 ${WIN32_ZLIB_PATH}/gzio.c
 789                                 ${WIN32_ZLIB_PATH}/gzlib.c
 790                                 ${WIN32_ZLIB_PATH}/gzread.c
 791                                 ${WIN32_ZLIB_PATH}/gzwrite.c
 792                                 ${WIN32_ZLIB_PATH}/infback.c
 793                                 ${WIN32_ZLIB_PATH}/inffast.c
 794                                 ${WIN32_ZLIB_PATH}/inflate.c
 795                                 ${WIN32_ZLIB_PATH}/inftrees.c
 796                                 ${WIN32_ZLIB_PATH}/trees.c
 797                                 ${WIN32_ZLIB_PATH}/uncompr.c
 798                                 ${WIN32_ZLIB_PATH}/zutil.c)
 799                         add_library(zlib_internal STATIC ${ZLIB_SRCS})
 800                         set(ZLIB_INCLUDE_DIRS ${WIN32_ZLIB_PATH})
 801                         get_property(ZLIB_LIBRARIES TARGET zlib_internal PROPERTY LOCATION)
 802                         set(ZLIB_FOUND 1)
 803                         # Make sure zlib_internal is compiled before the libs.
 804                         foreach (lib ${LWS_LIBRARIES})
 805                                 add_dependencies(${lib} zlib_internal)
 806                         endforeach()
 807                 else()
 808                         message(FATAL_ERROR "Don't have bundled zlib for that platform")
 809                 endif()
 810         elseif (NOT ZLIB_FOUND)
 811                 find_package(ZLIB REQUIRED)
 812         endif()
 813         message("zlib include dirs: ${ZLIB_INCLUDE_DIRS}")
 814         message("zlib libraries: ${ZLIB_LIBRARIES}")
 815         include_directories(${ZLIB_INCLUDE_DIRS})
 816         list(APPEND LIB_LIST ${ZLIB_LIBRARIES})
 817 endif()
 818
 819 #
 820 # OpenSSL
 821 #
 822 if (LWS_WITH_SSL)
 823         message("Compiling with SSL support")
 824         set(chose_ssl 0)
 825         if (LWS_USE_WOLFSSL)
 826                 # Use wolfSSL as OpenSSL replacement.
 827                 # TODO: Add a find_package command for this also.
 828                 message("wolfSSL include dir: ${WOLFSSL_INCLUDE_DIRS}")
 829                 message("wolfSSL libraries: ${WOLFSSL_LIBRARIES}")
 830
 831                 # Additional to the root directory we need to include
 832                 # the wolfssl/ subdirectory which contains the OpenSSL
 833                 # compatibility layer headers.
 834
 835                 if (LWS_USE_CYASSL)
 836                         foreach(inc ${WOLFSSL_INCLUDE_DIRS})
 837                                 include_directories("${inc}" "${inc}/cyassl")
 838                         endforeach()
 839                 else()
 840                         foreach(inc ${WOLFSSL_INCLUDE_DIRS})
 841                                 include_directories("${inc}" "${inc}/wolfssl")
 842                         endforeach()
 843                 endif()
 844
 845                 list(APPEND LIB_LIST "${WOLFSSL_LIBRARIES}")
 846                 set(chose_ssl 1)
 847         endif()
 848
 849         if (NOT chose_ssl)
 850                 if (NOT OPENSSL_FOUND)
 851                         # TODO: Add support for STATIC also.
 852                         find_package(OpenSSL REQUIRED)
 853                         set(OPENSSL_INCLUDE_DIRS "${OPENSSL_INCLUDE_DIR}")
 854                 endif()
 855
 856                 message("OpenSSL include dir: ${OPENSSL_INCLUDE_DIRS}")
 857                 message("OpenSSL libraries: ${OPENSSL_LIBRARIES}")
 858
 859                 include_directories("${OPENSSL_INCLUDE_DIRS}")
 860                 list(APPEND LIB_LIST ${OPENSSL_LIBRARIES})
 861
 862         # older (0.98) Openssl lacks this
 863         set(CMAKE_REQUIRED_INCLUDES ${OPENSSL_INCLUDE_DIRS})
 864         check_include_file(openssl/ecdh.h LWS_HAVE_OPENSSL_ECDH_H)
 865
 866         if (LWS_SSL_SERVER_WITH_ECDH_CERT AND NOT LWS_HAVE_OPENSSL_ECDH_H)
 867                 message(FATAL_ERROR "Missing openssl/ecdh.h, so cannot use LWS_SSL_SERVER_WITH_ECDH_CERT")
 868         endif()
 869         endif()
 870
 871 endif(LWS_WITH_SSL)
 872
 873 if (LWS_WITH_LIBEV)
 874         if (NOT LIBEV_FOUND)
 875                 find_path(LIBEV_INCLUDE_DIRS NAMES ev.h)
 876                 find_library(LIBEV_LIBRARIES NAMES ev)
 877                 if(LIBEV_INCLUDE_DIRS AND LIBEV_LIBRARIES)
 878                         set(LIBEV_FOUND 1)
 879                 endif()
 880         endif()
 881         message("libev include dir: ${LIBEV_INCLUDE_DIRS}")
 882         message("libev libraries: ${LIBEV_LIBRARIES}")
 883         include_directories("${LIBEV_INCLUDE_DIRS}")
 884         list(APPEND LIB_LIST ${LIBEV_LIBRARIES})
 885 endif(LWS_WITH_LIBEV)
 886
 887 if (LWS_WITH_LIBUV)
 888         if (NOT LIBUV_FOUND)
 889                 find_path(LIBUV_INCLUDE_DIRS NAMES uv.h)
 890                 find_library(LIBUV_LIBRARIES NAMES uv)
 891                 if(LIBUV_INCLUDE_DIRS AND LIBUV_LIBRARIES)
 892                         set(LIBUV_FOUND 1)
 893                 endif()
 894         endif()
 895         message("libuv include dir: ${LIBUV_INCLUDE_DIRS}")
 896         message("libuv libraries: ${LIBUV_LIBRARIES}")
 897         include_directories("${LIBUV_INCLUDE_DIRS}")
 898         list(APPEND LIB_LIST ${LIBUV_LIBRARIES})
 899 endif()
 900
 901 if (LWS_WITH_SQLITE3)
 902         if (NOT SQLITE3_FOUND)
 903                 find_path(SQLITE3_INCLUDE_DIRS NAMES sqlite3.h)
 904                 find_library(SQLITE3_LIBRARIES NAMES sqlite3)
 905                 if(SQLITE3_INCLUDE_DIRS AND SQLITE3_LIBRARIES)
 906                         set(SQLITE3_FOUND 1)
 907                 endif()
 908         endif()
 909         message("sqlite3 include dir: ${SQLITE3_INCLUDE_DIRS}")
 910         message("sqlite3 libraries: ${SQLITE3_LIBRARIES}")
 911         include_directories("${SQLITE3_INCLUDE_DIRS}")
 912         list(APPEND LIB_LIST ${SQLITE3_LIBRARIES})
 913 endif()
 914
 915
 916 if (LWS_WITH_HTTP_PROXY)
 917         find_library(LIBHUBBUB_LIBRARIES NAMES libhubbub)
 918         list(APPEND LIB_LIST ${LIBHUBBUB_LIBRARIES} )
 919 endif()
 920
 921
 922 #
 923 # Platform specific libs.
 924 #
 925 if (WINCE)
 926         list(APPEND LIB_LIST ws2.lib)
 927 elseif (WIN32)
 928         list(APPEND LIB_LIST ws2_32.lib)
 929 endif()
 930
 931 if (UNIX)
 932         list(APPEND LIB_LIST m)
 933 endif()
 934
 935 # Setup the linking for all libs.
 936 foreach (lib ${LWS_LIBRARIES})
 937         target_link_libraries(${lib} ${LIB_LIST})
 938 endforeach()
 939
 940 set (temp ${CMAKE_REQUIRED_LIBRARIES})
 941 set(CMAKE_REQUIRED_LIBRARIES ${LIB_LIST})
 942 CHECK_FUNCTION_EXISTS(SSL_CTX_set1_param LWS_HAVE_SSL_CTX_set1_param)
 943 CHECK_FUNCTION_EXISTS(X509_VERIFY_PARAM_set1_host LWS_HAVE_X509_VERIFY_PARAM_set1_host)
 944 set(CMAKE_REQUIRED_LIBRARIES ${temp})
 945 # Generate the lws_config.h that includes all the public compilation settings.
 946 configure_file(
 947        "${PROJECT_SOURCE_DIR}/lws_config.h.in"
 948        "${PROJECT_BINARY_DIR}/lws_config.h")
 949
 950 # Generate the lws_config.h that includes all the private compilation settings.
 951 configure_file(
 952        "${PROJECT_SOURCE_DIR}/lws_config_private.h.in"
 953        "${PROJECT_BINARY_DIR}/lws_config_private.h")
 954
 955
 956
 957 #
 958 # Test applications
 959 #
 960 set(TEST_APP_LIST)
 961 if (NOT LWS_WITHOUT_TESTAPPS)
 962         #
 963         # Helper function for adding a test app.
 964         #
 965         macro(create_test_app TEST_NAME MAIN_SRC S2 S3 S4 S5 S6)
 966
 967                 set(TEST_SRCS ${MAIN_SRC})
 968                 set(TEST_HDR)
 969                 if ("${S2}" STREQUAL "")
 970                 else()
 971                         list(APPEND TEST_SRCS ${S2})
 972                 endif()
 973                 if ("${S3}" STREQUAL "")
 974                 else()
 975                         list(APPEND TEST_SRCS ${S3})
 976                 endif()
 977                 if ("${S4}" STREQUAL "")
 978                 else()
 979                         list(APPEND TEST_SRCS ${S4})
 980                 endif()
 981                 if ("${S5}" STREQUAL "")
 982                 else()
 983                         list(APPEND TEST_SRCS ${S5})
 984                 endif()
 985                 if ("${S6}" STREQUAL "")
 986                 else()
 987                         list(APPEND TEST_SRCS ${S6})
 988                 endif()
 989                 if (WIN32)
 990                         list(APPEND TEST_SRCS
 991                                 ${WIN32_HELPERS_PATH}/getopt.c
 992                                 ${WIN32_HELPERS_PATH}/getopt_long.c
 993                                 ${WIN32_HELPERS_PATH}/gettimeofday.c
 994                         )
 995
 996                         list(APPEND TEST_HDR
 997                                 ${WIN32_HELPERS_PATH}/getopt.h
 998                                 ${WIN32_HELPERS_PATH}/gettimeofday.h
 999                         )
1000                 endif(WIN32)
1001
1002                 source_group("Headers Private"   FILES ${TEST_HDR})
1003                 source_group("Sources"   FILES ${TEST_SRCS})
1004                 add_executable(${TEST_NAME} ${TEST_SRCS} ${TEST_HDR})
1005
1006                 if (LWS_LINK_TESTAPPS_DYNAMIC)
1007                         if (NOT LWS_WITH_SHARED)
1008                                 message(FATAL_ERROR "Build of the shared library is disabled. LWS_LINK_TESTAPPS_DYNAMIC must be combined with LWS_WITH_SHARED.")
1009                         endif()
1010                         target_link_libraries(${TEST_NAME} websockets_shared)
1011                         add_dependencies(${TEST_NAME} websockets_shared)
1012                 else()
1013                         if (NOT LWS_WITH_STATIC)
1014                                 message(FATAL_ERROR "Build of the static library is disabled. Disabled LWS_LINK_TESTAPPS_DYNAMIC must be combined with LWS_WITH_STATIC.")
1015                         endif()
1016                         target_link_libraries(${TEST_NAME} websockets)
1017                         add_dependencies(${TEST_NAME} websockets)
1018                 endif()
1019
1020                 # Set test app specific defines.
1021                 set_property(TARGET ${TEST_NAME}
1022                                         PROPERTY COMPILE_DEFINITIONS
1023                                                 INSTALL_DATADIR="${CMAKE_INSTALL_PREFIX}/share"
1024                                         )
1025
1026                 # Prefix the binary names with libwebsockets.
1027                 set_target_properties(${TEST_NAME}
1028                         PROPERTIES
1029                         OUTPUT_NAME libwebsockets-${TEST_NAME})
1030
1031                 # Add to the list of tests.
1032                 list(APPEND TEST_APP_LIST ${TEST_NAME})
1033         endmacro()
1034
1035         if (LWS_WITH_SSL AND NOT LWS_USE_WOLFSSL)
1036                 message("Searching for OpenSSL executable and dlls")
1037                 find_package(OpenSSLbins)
1038                 message("OpenSSL executable: ${OPENSSL_EXECUTABLE}")
1039         endif()
1040
1041         if (UNIX AND LWS_WITH_PLUGINS)
1042                 set(CMAKE_C_FLAGS "-fPIC ${CMAKE_C_FLAGS}")
1043                 target_link_libraries(websockets dl)
1044         endif()
1045
1046         if (NOT LWS_WITHOUT_SERVER)
1047                 #
1048                 # test-server
1049                 #
1050                 if (NOT LWS_WITHOUT_TEST_SERVER)
1051                         create_test_app(test-server "test-server/test-server.c"
1052                                 "test-server/test-server-http.c"
1053                                 "test-server/test-server-dumb-increment.c"
1054                                 "test-server/test-server-mirror.c"
1055                                 "test-server/test-server-status.c"
1056                                 "test-server/test-server-echogen.c")
1057                         if (UNIX)
1058                                 create_test_app(test-fuzxy "test-server/fuzxy.c"
1059                                         ""
1060                                         ""
1061                                         ""
1062                                         ""
1063                                         "")
1064                         endif()
1065                         if (UNIX AND NOT ((CMAKE_C_COMPILER_ID MATCHES "Clang") OR (CMAKE_CXX_COMPILER_ID MATCHES "Clang")))
1066                                 create_test_app(test-server-pthreads
1067                                         "test-server/test-server-pthreads.c"
1068                                         "test-server/test-server-http.c"
1069                                         "test-server/test-server-dumb-increment.c"
1070                                         "test-server/test-server-mirror.c"
1071                                         "test-server/test-server-status.c"
1072                                         "test-server/test-server-echogen.c")
1073                         endif()
1074                         if (NOT ((CMAKE_C_COMPILER_ID MATCHES "Clang") OR (CMAKE_CXX_COMPILER_ID MATCHES "Clang"))
1075                                 AND LWS_WITH_LIBEV)
1076                                 create_test_app(test-server-libev
1077                                         "test-server/test-server-libev.c"
1078                                         "test-server/test-server-http.c"
1079                                         "test-server/test-server-dumb-increment.c"
1080                                         "test-server/test-server-mirror.c"
1081                                         "test-server/test-server-status.c"
1082                                         "test-server/test-server-echogen.c")
1083                         endif()
1084                         if (NOT ((CMAKE_C_COMPILER_ID MATCHES "Clang") OR (CMAKE_CXX_COMPILER_ID MATCHES "Clang"))
1085                                 AND LWS_WITH_LIBUV)
1086                                 create_test_app(test-server-libuv
1087                                         "test-server/test-server-libuv.c"
1088                                         "test-server/test-server-http.c"
1089                                         "test-server/test-server-dumb-increment.c"
1090                                         "test-server/test-server-mirror.c"
1091                                         "test-server/test-server-status.c"
1092                                         "test-server/test-server-echogen.c")
1093                         endif()
1094                 endif()
1095
1096                 #
1097                 # test-server-extpoll
1098                 #
1099                 if (NOT LWS_WITHOUT_TEST_SERVER_EXTPOLL)
1100                         create_test_app(test-server-extpoll "test-server/test-server.c"
1101                                 "test-server/test-server-http.c"
1102                                 "test-server/test-server-dumb-increment.c"
1103                                 "test-server/test-server-mirror.c"
1104                                 "test-server/test-server-status.c"
1105                                 "test-server/test-server-echogen.c")
1106                         # Set defines for this executable only.
1107                         set_property(
1108                                 TARGET test-server-extpoll
1109                                 PROPERTY COMPILE_DEFINITIONS
1110                                         EXTERNAL_POLL
1111                                         INSTALL_DATADIR="${CMAKE_INSTALL_PREFIX}/share"
1112                                 )
1113
1114                         # We need to link against winsock code.
1115                         if (WIN32)
1116                                 target_link_libraries(test-server-extpoll ws2_32.lib)
1117                         endif(WIN32)
1118                 endif()
1119
1120                 #
1121                 # test-server-v2.0
1122                 #
1123                 if (LWS_WITH_PLUGINS)
1124                         create_test_app(
1125                                 test-server-v2.0
1126                                 "test-server/test-server-v2.0.c"
1127                                 ""
1128                                 ""
1129                                 ""
1130                                 ""
1131                                 "")
1132                 endif()
1133
1134                 # Data files for running the test server.
1135                 set(TEST_SERVER_DATA
1136                         "${PROJECT_SOURCE_DIR}/test-server/favicon.ico"
1137                         "${PROJECT_SOURCE_DIR}/test-server/leaf.jpg"
1138                         "${PROJECT_SOURCE_DIR}/test-server/libwebsockets.org-logo.png"
1139                         "${PROJECT_SOURCE_DIR}/test-server/lws-common.js"
1140                         "${PROJECT_SOURCE_DIR}/test-server/test.html")
1141
1142                 # Generate self-signed SSL certs for the test-server.
1143                 if (LWS_WITH_SSL AND OPENSSL_EXECUTABLE AND NOT LWS_WITHOUT_TEST_SERVER)
1144                         message("Generating SSL Certificates for the test-server...")
1145
1146                         set(TEST_SERVER_SSL_KEY "${PROJECT_BINARY_DIR}/libwebsockets-test-server.key.pem")
1147                         set(TEST_SERVER_SSL_CERT "${PROJECT_BINARY_DIR}/libwebsockets-test-server.pem")
1148
1149                         if (WIN32)
1150                                 if (MINGW)
1151                                         message("cmd = \"${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}\"")
1152                                         execute_process(
1153                                                 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 "${TEST_SERVER_SSL_CERT}"
1154                                                 RESULT_VARIABLE OPENSSL_RETURN_CODE)
1155                                 else()
1156                                         file(WRITE "${PROJECT_BINARY_DIR}/openssl_input.txt"
1157                                                 "GB\n"
1158                                                 "Erewhon\n"
1159                                                 "All around\n"
1160                                                 "libwebsockets-test\n"
1161                                                 "localhost\n"
1162                                                 "none@invalid.org\n\n"
1163                                                 )
1164
1165                                         # The "type" command is a bit picky with paths.
1166                                         file(TO_NATIVE_PATH "${PROJECT_BINARY_DIR}/openssl_input.txt" OPENSSL_INPUT_WIN_PATH)
1167                                         message("OPENSSL_INPUT_WIN_PATH = ${OPENSSL_INPUT_WIN_PATH}")
1168                                         message("cmd = \"${OPENSSL_EXECUTABLE}\" req -new -newkey rsa:1024 -days 10000 -nodes -x509 -keyout \"${TEST_SERVER_SSL_KEY}\" -out \"${TEST_SERVER_SSL_CERT}\"")
1169
1170                                         execute_process(
1171                                                 COMMAND cmd /c type "${OPENSSL_INPUT_WIN_PATH}"
1172                                                 COMMAND "${OPENSSL_EXECUTABLE}" req -new -newkey rsa:1024 -days 10000 -nodes -x509 -keyout "${TEST_SERVER_SSL_KEY}" -out "${TEST_SERVER_SSL_CERT}"
1173                                                 RESULT_VARIABLE OPENSSL_RETURN_CODE
1174                                                 OUTPUT_QUIET ERROR_QUIET)
1175
1176                                         message("\n")
1177                                 endif()
1178
1179                                 if (OPENSSL_RETURN_CODE)
1180                                         message(WARNING "!!! Failed to generate SSL certificate for Test Server using cmd.exe !!!:\nOpenSSL return code = ${OPENSSL_RETURN_CODE}")
1181                                 else()
1182                                         message("SUCCSESFULLY generated SSL certificate")
1183                                 endif()
1184                         else()
1185                                 # Unix.
1186                                 execute_process(
1187                                         COMMAND printf "GB\\nErewhon\\nAll around\\nlibwebsockets-test\\n\\nlocalhost\\nnone@invalid.org\\n"
1188                                         COMMAND "${OPENSSL_EXECUTABLE}"
1189                                                 req -new -newkey rsa:1024 -days 10000 -nodes -x509 -keyout "${TEST_SERVER_SSL_KEY}" -out "${TEST_SERVER_SSL_CERT}"
1190                                         RESULT_VARIABLE OPENSSL_RETURN_CODE
1191                                         OUTPUT_QUIET ERROR_QUIET)
1192
1193                                 if (OPENSSL_RETURN_CODE)
1194                                         message(WARNING "!!! Failed to generate SSL certificate for Test Server!!!:\nOpenSSL return code = ${OPENSSL_RETURN_CODE}")
1195                                 else()
1196                                         message("SUCCESSFULLY generated SSL certificate")
1197                                 endif()
1198                         endif()
1199
1200                         list(APPEND TEST_SERVER_DATA
1201                                 "${TEST_SERVER_SSL_KEY}"
1202                                 "${TEST_SERVER_SSL_CERT}")
1203                 endif()
1204
1205                 add_custom_command(TARGET test-server
1206                                                 POST_BUILD
1207                                                 COMMAND "${CMAKE_COMMAND}" -E make_directory "$<TARGET_FILE_DIR:test-server>/../share/libwebsockets-test-server")
1208
1209                 # Copy the file needed to run the server so that the test apps can
1210                 # reach them from their default output location
1211                 foreach (TEST_FILE ${TEST_SERVER_DATA})
1212                         if (EXISTS ${TEST_FILE})
1213                                 add_custom_command(TARGET test-server
1214                                                         POST_BUILD
1215                                                         COMMAND "${CMAKE_COMMAND}" -E copy "${TEST_FILE}" "$<TARGET_FILE_DIR:test-server>/../share/libwebsockets-test-server" VERBATIM)
1216                         endif()
1217                 endforeach()
1218         endif(NOT LWS_WITHOUT_SERVER)
1219
1220         if (NOT LWS_WITHOUT_CLIENT)
1221                 #
1222                 # test-client
1223                 #
1224                 if (NOT LWS_WITHOUT_TEST_CLIENT)
1225                         create_test_app(test-client "test-server/test-client.c" "" "" "" "" "")
1226                 endif()
1227
1228                 #
1229                 # test-fraggle
1230                 #
1231                 if (NOT LWS_WITHOUT_TEST_FRAGGLE)
1232                         create_test_app(test-fraggle "test-server/test-fraggle.c" "" "" "" "" "")
1233                 endif()
1234
1235                 #
1236                 # test-ping
1237                 #
1238                 if (NOT LWS_WITHOUT_TEST_PING)
1239                         create_test_app(test-ping "test-server/test-ping.c" "" "" "" "" "")
1240                 endif()
1241                 #
1242                 # test-echo
1243                 #
1244                 if (NOT LWS_WITHOUT_TEST_ECHO)
1245                         create_test_app(test-echo "test-server/test-echo.c" "" "" "" "" "")
1246                 endif()
1247
1248         endif(NOT LWS_WITHOUT_CLIENT)
1249
1250
1251         if (LWS_WITH_PLUGINS AND LWS_WITH_SHARED)
1252                 macro(create_plugin PLUGIN_NAME MAIN_SRC S2 S3)
1253
1254                 set(PLUGIN_SRCS ${MAIN_SRC})
1255
1256                 if ("${S2}" STREQUAL "")
1257                 else()
1258                         list(APPEND PLUGIN_SRCS ${S2})
1259                 endif()
1260                 if ("${S3}" STREQUAL "")
1261                 else()
1262                         list(APPEND PLUGIN_SRCS ${S3})
1263                 endif()
1264
1265                 if (WIN32)
1266                         list(APPEND PLUGIN_SRCS
1267                                 ${WIN32_HELPERS_PATH}/getopt.c
1268                                 ${WIN32_HELPERS_PATH}/getopt_long.c
1269                                 ${WIN32_HELPERS_PATH}/gettimeofday.c
1270                         )
1271
1272                         list(APPEND PLUGIN_HDR
1273                                 ${WIN32_HELPERS_PATH}/getopt.h
1274                                 ${WIN32_HELPERS_PATH}/gettimeofday.h
1275                         )
1276                 endif(WIN32)
1277
1278                 source_group("Headers Private"   FILES ${PLUGIN_HDR})
1279                 source_group("Sources"   FILES ${PLUGIN_SRCS})
1280                 add_library(${PLUGIN_NAME} SHARED ${PLUGIN_SRCS} ${PLUGIN_HDR})
1281
1282                 target_link_libraries(${PLUGIN_NAME} websockets_shared)
1283                 add_dependencies(${PLUGIN_NAME} websockets_shared)
1284
1285                 # Set test app specific defines.
1286                 set_property(TARGET ${PLUGIN_NAME}
1287                              PROPERTY COMPILE_DEFINITIONS
1288                              INSTALL_DATADIR="${CMAKE_INSTALL_PREFIX}/plugins"
1289                 )
1290
1291 #               set_target_properties(${PLUGIN_NAME}
1292 #                       PROPERTIES
1293 #                       OUTPUT_NAME ${PLUGIN_NAME})
1294
1295                 list(APPEND PLUGINS_LIST ${PLUGIN_NAME})
1296
1297                 endmacro()
1298
1299
1300                 create_plugin(protocol_dumb_increment
1301                               "plugins/protocol_dumb_increment.c" "" "")
1302                 create_plugin(protocol_lws_mirror
1303                               "plugins/protocol_lws_mirror.c" "" "")
1304                 create_plugin(protocol_lws_status
1305                               "plugins/protocol_lws_status.c" "" "")
1306                 create_plugin(protocol_post_demo
1307                               "plugins/protocol_post_demo.c" "" "")
1308                 create_plugin(protocol_lws_table_dirlisting
1309                               "plugins/generic-table/protocol_table_dirlisting.c" "" "")
1310
1311 if (LWS_WITH_SERVER_STATUS)
1312                 create_plugin(protocol_lws_server_status
1313                               "plugins/protocol_lws_server_status.c" "" "")
1314 endif()
1315
1316 if (NOT LWS_WITHOUT_CLIENT)
1317                 create_plugin(protocol_client_loopback_test
1318                               "plugins/protocol_client_loopback_test.c" "" "")
1319 endif(NOT LWS_WITHOUT_CLIENT)
1320
1321 if (LWS_WITH_GENERIC_SESSIONS)
1322         create_plugin(protocol_generic_sessions
1323                       "plugins/generic-sessions/protocol_generic_sessions.c"
1324                       "plugins/generic-sessions/utils.c"
1325                       "plugins/generic-sessions/handlers.c")
1326
1327         if (WIN32)
1328                 target_link_libraries(protocol_generic_sessions ${LWS_SQLITE3_LIBRARIES})
1329         else()
1330                 target_link_libraries(protocol_generic_sessions sqlite3 )
1331         endif(WIN32)
1332
1333                 create_plugin(protocol_lws_messageboard
1334                               "plugins/generic-sessions/protocol_lws_messageboard.c" "" "")
1335         if (WIN32)
1336                 target_link_libraries(protocol_lws_messageboard ${LWS_SQLITE3_LIBRARIES})
1337         else()
1338                 target_link_libraries(protocol_lws_messageboard sqlite3 )
1339         endif(WIN32)
1340
1341 endif(LWS_WITH_GENERIC_SESSIONS)
1342
1343
1344         endif(LWS_WITH_PLUGINS AND LWS_WITH_SHARED)
1345
1346         #
1347         # Copy OpenSSL dlls to the output directory on Windows.
1348         # (Otherwise we'll get an error when trying to run)
1349         #
1350         if (WIN32 AND LWS_WITH_SSL AND NOT LWS_USE_WOLFSSL)
1351                 if(OPENSSL_BIN_FOUND)
1352                         message("OpenSSL dlls found:")
1353                         message("  Libeay: ${LIBEAY_BIN}")
1354                         message("  SSLeay: ${SSLEAY_BIN}")
1355
1356                         foreach(TARGET_BIN ${TEST_APP_LIST})
1357                                 add_custom_command(TARGET ${TARGET_BIN}
1358                                         POST_BUILD
1359                                         COMMAND "${CMAKE_COMMAND}" -E copy "${LIBEAY_BIN}" "$<TARGET_FILE_DIR:${TARGET_BIN}>" VERBATIM)
1360                                 add_custom_command(TARGET ${TARGET_BIN}
1361                                         POST_BUILD
1362                                         COMMAND "${CMAKE_COMMAND}" -E copy "${SSLEAY_BIN}" "$<TARGET_FILE_DIR:${TARGET_BIN}>" VERBATIM)
1363                         endforeach()
1364                 endif()
1365         endif()
1366 endif(NOT LWS_WITHOUT_TESTAPPS)
1367
1368 if (LWS_WITH_LWSWS)
1369                 list(APPEND LWSWS_SRCS
1370                         "lwsws/main.c"
1371                 )
1372
1373                 if (WIN32)
1374                         list(APPEND LWSWS_SRCS
1375                                 ${WIN32_HELPERS_PATH}/getopt.c
1376                                 ${WIN32_HELPERS_PATH}/getopt_long.c
1377                                 ${WIN32_HELPERS_PATH}/gettimeofday.c
1378                         )
1379
1380                         list(APPEND LWSWS_HDR
1381                                 ${WIN32_HELPERS_PATH}/getopt.h
1382                                 ${WIN32_HELPERS_PATH}/gettimeofday.h
1383                         )
1384                 endif(WIN32)
1385
1386                 source_group("Headers Private"   FILES ${LWSWS_HDR})
1387                 source_group("Sources"   FILES ${LWSWS_SRCS})
1388                 add_executable("lwsws" ${LWSWS_SRCS} ${LWSWS_HDR})
1389
1390                 target_link_libraries("lwsws" websockets_shared)
1391                 add_dependencies("lwsws" websockets_shared)
1392
1393                 # Set test app specific defines.
1394                 set_property(TARGET "lwsws"
1395                              PROPERTY COMPILE_DEFINITIONS
1396                              INSTALL_DATADIR="${CMAKE_INSTALL_PREFIX}/share"
1397                 )
1398 endif (LWS_WITH_LWSWS)
1399
1400 if (UNIX)
1401
1402 # Generate and install pkgconfig.
1403 # (This is not indented, because the tabs will be part of the output)
1404 file(WRITE "${PROJECT_BINARY_DIR}/libwebsockets.pc"
1405 "prefix=\"${CMAKE_INSTALL_PREFIX}\"
1406 exec_prefix=\${prefix}
1407 libdir=\${exec_prefix}/lib${LIB_SUFFIX}
1408 includedir=\${prefix}/include
1409
1410 Name: libwebsockets
1411 Description: Websockets server and client library
1412 Version: ${CPACK_PACKAGE_VERSION_MAJOR}.${CPACK_PACKAGE_VERSION_MINOR}.${CPACK_PACKAGE_VERSION_PATCH}
1413
1414 Libs: -L\${libdir} -lwebsockets
1415 Cflags: -I\${includedir}"
1416 )
1417
1418         install(FILES "${PROJECT_BINARY_DIR}/libwebsockets.pc"
1419                 DESTINATION lib${LIB_SUFFIX}/pkgconfig)
1420 endif(UNIX)
1421
1422 #
1423 # Installation preparations.
1424 #
1425
1426 if(WIN32 AND NOT CYGWIN)
1427   set(DEF_INSTALL_CMAKE_DIR cmake)
1428 else()
1429   set(DEF_INSTALL_CMAKE_DIR lib${LIB_SUFFIX}/cmake/libwebsockets)
1430 endif()
1431
1432 set(LWS_INSTALL_CMAKE_DIR ${DEF_INSTALL_CMAKE_DIR} CACHE PATH "Installation directory for CMake files")
1433
1434 # Export targets (This is used for other CMake projects to easily find the libraries and include files).
1435 export(TARGETS ${LWS_LIBRARIES}
1436         FILE "${PROJECT_BINARY_DIR}/LibwebsocketsTargets.cmake")
1437 export(PACKAGE libwebsockets)
1438
1439 # Generate the config file for the build-tree.
1440 set(LWS__INCLUDE_DIRS
1441     "${PROJECT_SOURCE_DIR}/lib"
1442     "${PROJECT_BINARY_DIR}")
1443 set(LIBWEBSOCKETS_INCLUDE_DIRS ${LWS__INCLUDE_DIRS} CACHE PATH "Libwebsockets include directories")
1444 configure_file(${PROJECT_SOURCE_DIR}/cmake/LibwebsocketsConfig.cmake.in
1445                 ${PROJECT_BINARY_DIR}/LibwebsocketsConfig.cmake
1446                 @ONLY)
1447
1448 # Generate the config file for the installation tree.
1449 get_filename_component(LWS_ABSOLUTE_INSTALL_CMAKE_DIR ${LWS_INSTALL_CMAKE_DIR} ABSOLUTE)
1450 get_filename_component(LWS_ABSOLUTE_INSTALL_INCLUDE_DIR ${LWS_INSTALL_INCLUDE_DIR} ABSOLUTE)
1451 file(RELATIVE_PATH
1452     REL_INCLUDE_DIR
1453     "${LWS_ABSOLUTE_INSTALL_CMAKE_DIR}"
1454     "${LWS_ABSOLUTE_INSTALL_INCLUDE_DIR}") # Calculate the relative directory from the cmake dir.
1455
1456 # Note the EVENT_CMAKE_DIR is defined in JanssonConfig.cmake.in,
1457 # we escape it here so it's evaluated when it is included instead
1458 # so that the include dirs are given relative to where the
1459 # config file is located.
1460 set(LWS__INCLUDE_DIRS
1461     "\${LWS_CMAKE_DIR}/${REL_INCLUDE_DIR}")
1462 configure_file(${PROJECT_SOURCE_DIR}/cmake/LibwebsocketsConfig.cmake.in
1463                 ${PROJECT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/LibwebsocketsConfig.cmake
1464                 @ONLY)
1465
1466 # Generate version info for both build-tree and install-tree.
1467 configure_file(${PROJECT_SOURCE_DIR}/cmake/LibwebsocketsConfigVersion.cmake.in
1468                 ${PROJECT_BINARY_DIR}/LibwebsocketsConfigVersion.cmake
1469                 @ONLY)
1470
1471                         set_target_properties(${LWS_LIBRARIES}
1472                                         PROPERTIES PUBLIC_HEADER "${HDR_PUBLIC}")
1473
1474 #
1475 # Installation.
1476 #
1477
1478 # Install libs and headers.
1479 install(TARGETS ${LWS_LIBRARIES}
1480                 EXPORT LibwebsocketsTargets
1481                 LIBRARY DESTINATION "${LWS_INSTALL_LIB_DIR}${LIB_SUFFIX}" COMPONENT libraries
1482                 ARCHIVE DESTINATION "${LWS_INSTALL_LIB_DIR}${LIB_SUFFIX}" COMPONENT libraries
1483                 RUNTIME DESTINATION "${LWS_INSTALL_BIN_DIR}" COMPONENT libraries # Windows DLLs
1484                 PUBLIC_HEADER DESTINATION "${LWS_INSTALL_INCLUDE_DIR}" COMPONENT dev)
1485 set(CPACK_COMPONENT_LIBRARIES_DISPLAY_NAME "Libraries")
1486 set(CPACK_COMPONENT_DEV_DISPLAY_NAME "Development files")
1487
1488 # Install test apps.
1489 if (NOT LWS_WITHOUT_TESTAPPS AND NOT LWS_WITHOUT_CLIENT)
1490         install(TARGETS test-client ${TEST_APP_LIST}
1491                         RUNTIME DESTINATION ${LWS_INSTALL_EXAMPLES_DIR}
1492                         COMPONENT examples)
1493         set(CPACK_COMPONENT_EXAMPLES_DISPLAY_NAME "Example files")
1494 endif()
1495
1496 # lwsws
1497 if (LWS_WITH_LWSWS)
1498         install(TARGETS lwsws
1499                 RUNTIME DESTINATION "${LWS_INSTALL_BIN_DIR}" COMPONENT lwsws )
1500 endif()
1501
1502 # Programs shared files used by the test-server.
1503 if (NOT LWS_WITHOUT_TESTAPPS AND NOT LWS_WITHOUT_SERVER)
1504         install(FILES ${TEST_SERVER_DATA}
1505                         DESTINATION share/libwebsockets-test-server
1506                         COMPONENT examples)
1507 if (LWS_WITH_CGI)
1508         set(CGI_TEST_SCRIPT "${PROJECT_SOURCE_DIR}/test-server/lws-cgi-test.sh")
1509         install(FILES ${CGI_TEST_SCRIPT}
1510                         PERMISSIONS  OWNER_EXECUTE GROUP_EXECUTE WORLD_EXECUTE OWNER_READ GROUP_READ WORLD_READ
1511                         DESTINATION share/libwebsockets-test-server
1512                         COMPONENT examples)
1513         endif()
1514 endif()
1515
1516 # plugins
1517
1518 if (LWS_WITH_PLUGINS)
1519         install(TARGETS ${PLUGINS_LIST}
1520                 PERMISSIONS  OWNER_WRITE OWNER_EXECUTE GROUP_EXECUTE WORLD_EXECUTE OWNER_READ GROUP_READ WORLD_READ
1521                 DESTINATION share/libwebsockets-test-server/plugins
1522                 COMPONENT plugins)
1523 if (LWS_WITH_SERVER_STATUS)
1524         install(FILES plugins/server-status.html;plugins/lwsws-logo.png
1525                 DESTINATION share/libwebsockets-test-server/server-status
1526                         COMPONENT examples)
1527 endif()
1528 if (LWS_WITH_GENERIC_SESSIONS)
1529         install(FILES
1530                       plugins/generic-sessions/assets/lwsgs-logo.png
1531                       plugins/generic-sessions/assets/seats.jpg
1532                       plugins/generic-sessions/assets/failed-login.html
1533                       plugins/generic-sessions/assets/lwsgs.js
1534                       plugins/generic-sessions/assets/post-register-fail.html
1535                       plugins/generic-sessions/assets/post-register-ok.html
1536                       plugins/generic-sessions/assets/post-verify-ok.html
1537                       plugins/generic-sessions/assets/post-verify-fail.html
1538                       plugins/generic-sessions/assets/sent-forgot-ok.html
1539                       plugins/generic-sessions/assets/sent-forgot-fail.html
1540                       plugins/generic-sessions/assets/post-forgot-ok.html
1541                       plugins/generic-sessions/assets/post-forgot-fail.html
1542                       plugins/generic-sessions/assets/index.html
1543                 DESTINATION share/libwebsockets-test-server/generic-sessions
1544                         COMPONENT examples)
1545         install(FILES plugins/generic-sessions/assets/successful-login.html
1546                 DESTINATION share/libwebsockets-test-server/generic-sessions/needauth
1547                         COMPONENT examples)
1548         install(FILES plugins/generic-sessions/assets/admin-login.html
1549                 DESTINATION share/libwebsockets-test-server/generic-sessions/needadmin
1550                         COMPONENT examples)
1551 endif()
1552
1553         install(FILES
1554                       plugins/generic-table/assets/lwsgt.js
1555                       plugins/generic-table/assets/index.html
1556                 DESTINATION share/libwebsockets-test-server/generic-table
1557                         COMPONENT examples)
1558
1559 endif()
1560
1561 # Install the LibwebsocketsConfig.cmake and LibwebsocketsConfigVersion.cmake
1562 install(FILES
1563                "${PROJECT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/LibwebsocketsConfig.cmake"
1564                "${PROJECT_BINARY_DIR}/LibwebsocketsConfigVersion.cmake"
1565                DESTINATION "${LWS_INSTALL_CMAKE_DIR}" COMPONENT dev)
1566
1567 # Install exports for the install-tree.
1568 install(EXPORT LibwebsocketsTargets
1569                 DESTINATION "${LWS_INSTALL_CMAKE_DIR}" COMPONENT dev)
1570
1571 # build subdir is not part of sources
1572 set(CPACK_SOURCE_IGNORE_FILES $(CPACK_SOURCE_IGNORE_FILES) ".git" "build" "tgz" "tar.gz")
1573
1574 # Most people are more used to "make dist" compared to "make package_source"
1575 add_custom_target(dist COMMAND "${CMAKE_MAKE_PROGRAM}" package_source)
1576
1577 include(UseRPMTools)
1578 if (RPMTools_FOUND)
1579         RPMTools_ADD_RPM_TARGETS(libwebsockets libwebsockets.spec)
1580 endif()
1581
1582 message("---------------------------------------------------------------------")
1583 message("  Settings:  (For more help do cmake -LH <srcpath>)")
1584 message("---------------------------------------------------------------------")
1585 message(" LWS_WITH_STATIC = ${LWS_WITH_STATIC}")
1586 message(" LWS_WITH_SHARED = ${LWS_WITH_SHARED}")
1587 message(" LWS_WITH_SSL = ${LWS_WITH_SSL} (SSL Support)")
1588 message(" LWS_SSL_CLIENT_USE_OS_CA_CERTS = ${LWS_SSL_CLIENT_USE_OS_CA_CERTS}")
1589 message(" LWS_USE_WOLFSSL = ${LWS_USE_WOLFSSL} (wolfSSL/CyaSSL replacement for OpenSSL)")
1590 if (LWS_USE_WOLFSSL)
1591         message("   LWS_WOLFSSL_LIBRARIES = ${LWS_WOLFSSL_LIBRARIES}")
1592         message("   LWS_WOLFSSL_INCLUDE_DIRS = ${LWS_WOLFSSL_INCLUDE_DIRS}")
1593 endif()
1594 message(" LWS_WITHOUT_BUILTIN_SHA1 = ${LWS_WITHOUT_BUILTIN_SHA1}")
1595 message(" LWS_WITHOUT_BUILTIN_GETIFADDRS = ${LWS_WITHOUT_BUILTIN_GETIFADDRS}")
1596 message(" LWS_WITHOUT_CLIENT = ${LWS_WITHOUT_CLIENT}")
1597 message(" LWS_WITHOUT_SERVER = ${LWS_WITHOUT_SERVER}")
1598 message(" LWS_LINK_TESTAPPS_DYNAMIC = ${LWS_LINK_TESTAPPS_DYNAMIC}")
1599 message(" LWS_WITHOUT_TESTAPPS = ${LWS_WITHOUT_TESTAPPS}")
1600 message(" LWS_WITHOUT_TEST_SERVER = ${LWS_WITHOUT_TEST_SERVER}")
1601 message(" LWS_WITHOUT_TEST_SERVER_EXTPOLL = ${LWS_WITHOUT_TEST_SERVER_EXTPOLL}")
1602 message(" LWS_WITHOUT_TEST_PING = ${LWS_WITHOUT_TEST_PING}")
1603 message(" LWS_WITHOUT_TEST_ECHO = ${LWS_WITHOUT_TEST_ECHO}")
1604 message(" LWS_WITHOUT_TEST_CLIENT = ${LWS_WITHOUT_TEST_CLIENT}")
1605 message(" LWS_WITHOUT_TEST_FRAGGLE = ${LWS_WITHOUT_TEST_FRAGGLE}")
1606 message(" LWS_WITHOUT_EXTENSIONS = ${LWS_WITHOUT_EXTENSIONS}")
1607 message(" LWS_WITH_LATENCY = ${LWS_WITH_LATENCY}")
1608 message(" LWS_WITHOUT_DAEMONIZE = ${LWS_WITHOUT_DAEMONIZE}")
1609 message(" LWS_USE_LIBEV = ${LWS_USE_LIBEV}")
1610 message(" LWS_USE_LIBUV = ${LWS_USE_LIBUV}")
1611 message(" LWS_IPV6 = ${LWS_IPV6}")
1612 message(" LWS_UNIX_SOCK = ${LWS_UNIX_SOCK}")
1613 message(" LWS_WITH_HTTP2 = ${LWS_WITH_HTTP2}")
1614 message(" LWS_MBED3 = ${LWS_MBED3}")
1615 message(" LWS_SSL_SERVER_WITH_ECDH_CERT = ${LWS_SSL_SERVER_WITH_ECDH_CERT}")
1616 message(" LWS_MAX_SMP = ${LWS_MAX_SMP}")
1617 message(" LWS_WITH_CGI = ${LWS_WITH_CGI}")
1618 message(" LWS_HAVE_OPENSSL_ECDH_H = ${LWS_HAVE_OPENSSL_ECDH_H}")
1619 message(" LWS_HAVE_SSL_CTX_set1_param = ${LWS_HAVE_SSL_CTX_set1_param}")
1620 message(" LWS_WITH_HTTP_PROXY = ${LWS_WITH_HTTP_PROXY}")
1621 message(" LIBHUBBUB_LIBRARIES = ${LIBHUBBUB_LIBRARIES}")
1622 message(" PLUGINS = ${PLUGINS_LIST}")
1623 message(" LWS_WITH_ACCESS_LOG = ${LWS_WITH_ACCESS_LOG}")
1624 message(" LWS_WITH_SERVER_STATUS = ${LWS_WITH_SERVER_STATUS}")
1625 message(" LWS_WITH_LEJP = ${LWS_WITH_LEJP}")
1626 message(" LWS_WITH_LEJP_CONF = ${LWS_WITH_LEJP_CONF}")
1627 message(" LWS_WITH_SMTP = ${LWS_WITH_SMTP}")
1628 message(" LWS_WITH_GENERIC_SESSIONS = ${LWS_WITH_GENERIC_SESSIONS}")
1629 message(" LWS_STATIC_PIC = ${LWS_STATIC_PIC}")
1630
1631
1632 message("---------------------------------------------------------------------")
1633
1634 # These will be available to parent projects including libwebsockets using add_subdirectory()
1635 set(LIBWEBSOCKETS_LIBRARIES ${LWS_LIBRARIES} CACHE STRING "Libwebsocket libraries")
1636 if (LWS_WITH_STATIC)
1637         set(LIBWEBSOCKETS_LIBRARIES_STATIC websocket CACHE STRING "Libwebsocket static library")
1638 endif()
1639 if (LWS_WITH_SHARED)
1640         set(LIBWEBSOCKETS_LIBRARIES_SHARED websockets_shared CACHE STRING "Libwebsocket shared library")
1641 endif()
1642
1643 # This must always be last!
1644 include(CPack)