CMakeLists.txt

   1 cmake_minimum_required(VERSION 2.8)
   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 "${PACKAGE}")
  11 set(CPACK_PACKAGE_VERSION_MAJOR "1")
  12 set(CPACK_PACKAGE_VERSION_MINOR "6")
  13 set(CPACK_PACKAGE_VERSION_PATCH "0")
  14 set(CPACK_PACKAGE_VERSION "${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} ${PACKAGE_VERSION}")
  17 set(SOVERSION "6")
  18 set(CPACK_SOURCE_GENERATOR "TGZ")
  19 set(CPACK_SOURCE_PACKAGE_FILE_NAME "${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}" log -n 1 --pretty=%h
  37     OUTPUT_VARIABLE GIT_HASH
  38     OUTPUT_STRIP_TRAILING_WHITESPACE
  39     )
  40
  41     set(LWS_BUILD_HASH ${GIT_HASH})
  42     message("Git commit hash: ${LWS_BUILD_HASH}")
  43 endif()
  44
  45 set(LWS_USE_BUNDLED_ZLIB_DEFAULT OFF)
  46 if(WIN32)
  47         set(LWS_USE_BUNDLED_ZLIB_DEFAULT ON)
  48 endif()
  49
  50 option(LWS_WITH_STATIC "Build the static version of the library" ON)
  51 option(LWS_WITH_SHARED "Build the shared version of the library" ON)
  52 option(LWS_WITH_SSL "Include SSL support (default OpenSSL, wolfSSL if LWS_USE_WOLFSSL is set)" ON)
  53 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)
  54 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)
  55 option(LWS_WITH_ZLIB "Include zlib support (required for extensions)" ON)
  56 option(LWS_WITH_LIBEV "Compile with support for libev" OFF)
  57 option(LWS_USE_BUNDLED_ZLIB "Use bundled zlib version (Windows only)" ${LWS_USE_BUNDLED_ZLIB_DEFAULT})
  58 option(LWS_SSL_CLIENT_USE_OS_CA_CERTS "SSL support should make use of the OS-installed CA root certs" ON)
  59 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)
  60 option(LWS_WITHOUT_BUILTIN_SHA1 "Don't build the lws sha-1 (eg, because openssl will provide it" OFF)
  61 option(LWS_WITHOUT_CLIENT "Don't build the client part of the library" OFF)
  62 option(LWS_WITHOUT_SERVER "Don't build the server part of the library" OFF)
  63 option(LWS_LINK_TESTAPPS_DYNAMIC "Link the test apps to the shared version of the library. Default is to link statically" OFF)
  64 option(LWS_WITHOUT_TESTAPPS "Don't build the libwebsocket-test-apps" OFF)
  65 option(LWS_WITHOUT_TEST_SERVER "Don't build the test server" OFF)
  66 option(LWS_WITHOUT_TEST_SERVER_EXTPOLL "Don't build the test server version that uses external poll" OFF)
  67 option(LWS_WITHOUT_TEST_PING "Don't build the ping test application" OFF)
  68 option(LWS_WITHOUT_TEST_ECHO "Don't build the echo test application" OFF)
  69 option(LWS_WITHOUT_TEST_CLIENT "Don't build the client test application" OFF)
  70 option(LWS_WITHOUT_TEST_FRAGGLE "Don't build the ping test application" OFF)
  71 option(LWS_WITHOUT_EXTENSIONS "Don't compile with extensions" OFF)
  72 option(LWS_WITH_LATENCY "Build latency measuring code into the library" OFF)
  73 option(LWS_WITHOUT_DAEMONIZE "Don't build the daemonization api" ON)
  74 option(LWS_IPV6 "Compile with support for ipv6" OFF)
  75 option(LWS_WITH_HTTP2 "Compile with support for http2" OFF)
  76 option(LWS_MBED3 "Platform is MBED3" OFF)
  77 option(LWS_SSL_SERVER_WITH_ECDH_CERT "Include SSL server use ECDH certificate" OFF)
  78
  79 if (DEFINED YOTTA_WEBSOCKETS_VERSION_STRING)
  80
  81 set(LWS_WITH_SHARED OFF)
  82 set(LWS_WITH_SSL OFF)
  83 set(LWS_WITH_ZLIB OFF)
  84 set(LWS_WITHOUT_CLIENT ON)
  85 set(LWS_WITHOUT_TESTAPPS ON)
  86 set(LWS_WITHOUT_EXTENSIONS ON)
  87 set(LWS_MBED3 ON)
  88 # this implies no pthreads in the lib
  89 set(LWS_MAX_SMP 1)
  90
  91 endif()
  92
  93 if (WIN32)
  94 # this implies no pthreads in the lib
  95 set(LWS_MAX_SMP 1)
  96 endif()
  97
  98
  99 # Allow the user to override installation directories.
 100 set(LWS_INSTALL_LIB_DIR       lib CACHE PATH "Installation directory for libraries")
 101 set(LWS_INSTALL_BIN_DIR       bin CACHE PATH "Installation directory for executables")
 102 set(LWS_INSTALL_INCLUDE_DIR   include CACHE PATH "Installation directory for header files")
 103 set(LWS_INSTALL_EXAMPLES_DIR  bin CACHE PATH "Installation directory for example files")
 104
 105 # Allow the user to use the old CyaSSL options/library in stead of wolfSSL
 106 if (LWS_USE_CYASSL AND LWS_USE_WOLFSSL)
 107         message(FATAL_ERROR "LWS_USE_CYASSL and LWS_USE_WOLFSSL are mutually exclusive!")
 108 endif()
 109 if (LWS_USE_CYASSL)
 110         # Copy CyaSSL options to the wolfSSL options
 111         set(LWS_USE_WOLFSSL ${LWS_USE_CYASSL} CACHE BOOL "Use wolfSSL/CyaSSL instead of OpenSSL" FORCE)
 112         set(LWS_WOLFSSL_LIBRARIES ${LWS_CYASSL_LIBRARIES} CACHE PATH "Path to wolfSSL/CyaSSL libraries" FORCE)
 113         set(LWS_WOLFSSL_INCLUDE_DIRS ${LWS_CYASSL_INCLUDE_DIRS} CACHE PATH "Path to wolfSSL/CyaSSL header files" FORCE)
 114 endif()
 115
 116 if (LWS_WITHOUT_CLIENT AND LWS_WITHOUT_SERVER)
 117         message(FATAL_ERROR "Makes no sense to compile with neither client nor server.")
 118 endif()
 119
 120 if (NOT (LWS_WITH_STATIC OR LWS_WITH_SHARED))
 121         message(FATAL_ERROR "Makes no sense to compile with neither static nor shared libraries.")
 122 endif()
 123
 124 if (NOT LWS_WITHOUT_EXTENSIONS)
 125         if (NOT LWS_WITH_ZLIB)
 126                 message(FATAL_ERROR "zlib is required for extensions.")
 127         endif()
 128 endif()
 129
 130 set(LWS_ZLIB_LIBRARIES CACHE PATH "Path to the zlib library")
 131 set(LWS_ZLIB_INCLUDE_DIRS CACHE PATH "Path to the zlib include directory")
 132 set(LWS_OPENSSL_LIBRARIES CACHE PATH "Path to the OpenSSL library")
 133 set(LWS_OPENSSL_INCLUDE_DIRS CACHE PATH "Path to the OpenSSL include directory")
 134 set(LWS_WOLFSSL_LIBRARIES CACHE PATH "Path to the wolfSSL library")
 135 set(LWS_WOLFSSL_INCLUDE_DIRS CACHE PATH "Path to the wolfSSL include directory")
 136 set(LWS_LIBEV_LIBRARIES CACHE PATH "Path to the libev library")
 137 set(LWS_LIBEV_INCLUDE_DIRS CACHE PATH "Path to the libev include directory")
 138
 139 if (NOT LWS_WITH_SSL)
 140         set(LWS_WITHOUT_BUILTIN_SHA1 OFF)
 141 endif()
 142
 143 if (LWS_WITH_SSL AND NOT LWS_USE_WOLFSSL)
 144         if ("${LWS_OPENSSL_LIBRARIES}" STREQUAL "" OR "${LWS_OPENSSL_INCLUDE_DIRS}" STREQUAL "")
 145         else()
 146                 set(OPENSSL_LIBRARIES ${LWS_OPENSSL_LIBRARIES})
 147                 set(OPENSSL_INCLUDE_DIRS ${LWS_OPENSSL_INCLUDE_DIRS})
 148                 set(OPENSSL_FOUND 1)
 149         endif()
 150 endif()
 151
 152 if (LWS_WITH_SSL AND LWS_USE_WOLFSSL)
 153         if ("${LWS_WOLFSSL_LIBRARIES}" STREQUAL "" OR "${LWS_WOLFSSL_INCLUDE_DIRS}" STREQUAL "")
 154                 if (NOT WOLFSSL_FOUND)
 155                         if (LWS_USE_CYASSL)
 156                                 message(FATAL_ERROR "You must set LWS_CYASSL_LIBRARIES and LWS_CYASSL_INCLUDE_DIRS when LWS_USE_CYASSL is turned on.")
 157                         else()
 158                                 message(FATAL_ERROR "You must set LWS_WOLFSSL_LIBRARIES and LWS_WOLFSSL_INCLUDE_DIRS when LWS_USE_WOLFSSL is turned on.")
 159                         endif()
 160                 endif()
 161         else()
 162                 set(WOLFSSL_LIBRARIES ${LWS_WOLFSSL_LIBRARIES})
 163                 set(WOLFSSL_INCLUDE_DIRS ${LWS_WOLFSSL_INCLUDE_DIRS})
 164                 set(WOLFSSL_FOUND 1)
 165         endif()
 166         set(USE_WOLFSSL 1)
 167         if (LWS_USE_CYASSL)
 168                 set(USE_OLD_CYASSL 1)
 169         endif()
 170 endif()
 171
 172 if (LWS_WITH_ZLIB AND NOT LWS_USE_BUNDLED_ZLIB)
 173         if ("${LWS_ZLIB_LIBRARIES}" STREQUAL "" OR "${LWS_ZLIB_INCLUDE_DIRS}" STREQUAL "")
 174         else()
 175                 set(ZLIB_LIBRARIES ${LWS_ZLIB_LIBRARIES})
 176                 set(ZLIB_INCLUDE_DIRS ${LWS_ZLIB_INCLUDE_DIRS})
 177                 set(ZLIB_FOUND 1)
 178         endif()
 179 endif()
 180
 181 if (LWS_WITH_LIBEV)
 182         if ("${LWS_LIBEV_LIBRARIES}" STREQUAL "" OR "${LWS_LIBEV_INCLUDE_DIRS}" STREQUAL "")
 183         else()
 184                 set(LIBEV_LIBRARIES ${LWS_LIBEV_LIBRARIES})
 185                 set(LIBEV_INCLUDE_DIRS ${LWS_LIBEV_INCLUDE_DIRS})
 186                 set(LIBEV_FOUND 1)
 187         endif()
 188 endif()
 189
 190 # FIXME: This must be runtime-only option.
 191 # The base dir where the test-apps look for the SSL certs.
 192 set(LWS_OPENSSL_CLIENT_CERTS ../share CACHE PATH "Server SSL certificate directory")
 193 if (WIN32)
 194         set(LWS_OPENSSL_CLIENT_CERTS . CACHE PATH "Client SSL certificate directory")
 195
 196         if (LWS_IPV6)
 197                 set(LWS_IPV6 OFF)
 198                 message(WARNING "IPv6 does not currently work on Windows!")
 199         endif()
 200 else()
 201         set(LWS_OPENSSL_CLIENT_CERTS /etc/pki/tls/certs/ CACHE PATH "Client SSL certificate directory")
 202 endif()
 203
 204 if (LWS_WITHOUT_EXTENSIONS)
 205         set(LWS_NO_EXTENSIONS 1)
 206 endif()
 207
 208 if (LWS_WITH_SSL)
 209         set(LWS_OPENSSL_SUPPORT 1)
 210 endif()
 211
 212 if (LWS_SSL_CLIENT_USE_OS_CA_CERTS)
 213         set(LWS_SSL_CLIENT_USE_OS_CA_CERTS 1)
 214 endif()
 215
 216 if (LWS_WITH_LATENCY)
 217         set(LWS_LATENCY 1)
 218 endif()
 219
 220 if (LWS_WITHOUT_DAEMONIZE OR WIN32)
 221         set(LWS_NO_DAEMONIZE 1)
 222 endif()
 223
 224 if (LWS_WITHOUT_SERVER)
 225         set(LWS_NO_SERVER 1)
 226 endif()
 227
 228 if (LWS_WITHOUT_CLIENT)
 229         set(LWS_NO_CLIENT 1)
 230 endif()
 231
 232 if (LWS_WITH_LIBEV)
 233         set(LWS_USE_LIBEV 1)
 234 endif()
 235
 236 if (LWS_IPV6)
 237         set(LWS_USE_IPV6 1)
 238 endif()
 239
 240 if (LWS_WITH_HTTP2)
 241         set(LWS_USE_HTTP2 1)
 242 endif()
 243
 244 if ("${LWS_MAX_SMP}" STREQUAL "")
 245         set(LWS_MAX_SMP 32)
 246 endif()
 247
 248 #if (LWS_MBED3)
 249 #       set(CMAKE_C_FLAGS "-D_DEBUG ${CMAKE_C_FLAGS}")
 250 #endif()
 251
 252 if (MINGW)
 253         set(LWS_MINGW_SUPPORT 1)
 254         set(CMAKE_C_FLAGS "-D__USE_MINGW_ANSI_STDIO ${CMAKE_C_FLAGS}")
 255 endif()
 256
 257 if (LWS_SSL_SERVER_WITH_ECDH_CERT)
 258         set(LWS_SSL_SERVER_WITH_ECDH_CERT 1)
 259 endif()
 260
 261 include_directories("${PROJECT_BINARY_DIR}")
 262
 263 include(CheckCSourceCompiles)
 264
 265 # Check for different inline keyword versions.
 266 foreach(KEYWORD "inline" "__inline__" "__inline")
 267         set(CMAKE_REQUIRED_DEFINITIONS "-DKEYWORD=${KEYWORD}")
 268         CHECK_C_SOURCE_COMPILES(
 269                 "
 270                 #include <stdio.h>
 271                 static KEYWORD void a() {}
 272                 int main(int argc, char **argv) { a(); return 0; }
 273                 " LWS_HAVE_${KEYWORD})
 274 endforeach()
 275
 276 if (NOT LWS_HAVE_inline)
 277         if (LWS_HAVE___inline__)
 278                 set(inline __inline__)
 279         elseif(LWS_HAVE___inline)
 280                 set(inline __inline)
 281         endif()
 282 endif()
 283
 284 # Put the libaries and binaries that get built into directories at the
 285 # top of the build tree rather than in hard-to-find leaf directories.
 286 SET(CMAKE_RUNTIME_OUTPUT_DIRECTORY "${PROJECT_BINARY_DIR}/bin")
 287 SET(CMAKE_LIBRARY_OUTPUT_DIRECTORY "${PROJECT_BINARY_DIR}/lib")
 288 SET(CMAKE_ARCHIVE_OUTPUT_DIRECTORY "${PROJECT_BINARY_DIR}/lib")
 289
 290 # Put absolute path of dynamic libraries into the object code. Some
 291 # architectures, notably Mac OS X, need this.
 292 SET(CMAKE_INSTALL_NAME_DIR "${CMAKE_INSTALL_PREFIX}/${LWS_INSTALL_LIB_DIR}${LIB_SUFFIX}")
 293
 294 include(CheckFunctionExists)
 295 include(CheckIncludeFile)
 296 include(CheckIncludeFiles)
 297 include(CheckLibraryExists)
 298 include(CheckTypeSize)
 299
 300 if (LWS_WITHOUT_BUILTIN_SHA1)
 301         set(LWS_SHA1_USE_OPENSSL_NAME 1)
 302 endif()
 303
 304 CHECK_FUNCTION_EXISTS(bzero LWS_HAVE_BZERO)
 305 CHECK_FUNCTION_EXISTS(fork LWS_HAVE_FORK)
 306 CHECK_FUNCTION_EXISTS(getenv LWS_HAVE_GETENV)
 307 CHECK_FUNCTION_EXISTS(malloc LWS_HAVE_MALLOC)
 308 CHECK_FUNCTION_EXISTS(memset LWS_HAVE_MEMSET)
 309 CHECK_FUNCTION_EXISTS(realloc LWS_HAVE_REALLOC)
 310 CHECK_FUNCTION_EXISTS(socket LWS_HAVE_SOCKET)
 311 CHECK_FUNCTION_EXISTS(strerror LWS_HAVE_STRERROR)
 312 CHECK_FUNCTION_EXISTS(vfork LWS_HAVE_VFORK)
 313 CHECK_FUNCTION_EXISTS(getifaddrs LWS_HAVE_GETIFADDRS)
 314
 315 if (NOT LWS_HAVE_GETIFADDRS)
 316         if (LWS_WITHOUT_BUILTIN_GETIFADDRS)
 317                 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.")
 318         endif()
 319         set(LWS_BUILTIN_GETIFADDRS 1)
 320 endif()
 321
 322 CHECK_INCLUDE_FILE(dlfcn.h LWS_HAVE_DLFCN_H)
 323 CHECK_INCLUDE_FILE(fcntl.h LWS_HAVE_FCNTL_H)
 324 CHECK_INCLUDE_FILE(in6addr.h LWS_HAVE_IN6ADDR_H)
 325 CHECK_INCLUDE_FILE(inttypes.h LWS_HAVE_INTTYPES_H)
 326 CHECK_INCLUDE_FILE(memory.h LWS_HAVE_MEMORY_H)
 327 CHECK_INCLUDE_FILE(netinet/in.h LWS_HAVE_NETINET_IN_H)
 328 CHECK_INCLUDE_FILE(stdint.h LWS_HAVE_STDINT_H)
 329 CHECK_INCLUDE_FILE(stdlib.h LWS_HAVE_STDLIB_H)
 330 CHECK_INCLUDE_FILE(strings.h LWS_HAVE_STRINGS_H)
 331 CHECK_INCLUDE_FILE(string.h LWS_HAVE_STRING_H)
 332 CHECK_INCLUDE_FILE(sys/prctl.h LWS_HAVE_SYS_PRCTL_H)
 333 CHECK_INCLUDE_FILE(sys/socket.h LWS_HAVE_SYS_SOCKET_H)
 334 CHECK_INCLUDE_FILE(sys/stat.h LWS_HAVE_SYS_STAT_H)
 335 CHECK_INCLUDE_FILE(sys/types.h LWS_HAVE_SYS_TYPES_H)
 336 CHECK_INCLUDE_FILE(unistd.h LWS_HAVE_UNISTD_H)
 337 CHECK_INCLUDE_FILE(vfork.h LWS_HAVE_VFORK_H)
 338
 339 if (LWS_WITH_ZLIB AND NOT LWS_USE_BUNDLED_ZLIB)
 340         CHECK_INCLUDE_FILE(zlib.h LWS_HAVE_ZLIB_H)
 341 endif()
 342
 343 # TODO: These can also be tested to see whether they actually work...
 344 set(LWS_HAVE_WORKING_FORK LWS_HAVE_FORK)
 345 set(LWS_HAVE_WORKING_VFORK LWS_HAVE_VFORK)
 346
 347 CHECK_INCLUDE_FILES("stdlib.h;stdarg.h;string.h;float.h" STDC_HEADERS)
 348
 349 # These don't work Cross...
 350 #CHECK_TYPE_SIZE(pid_t PID_T_SIZE)
 351 #CHECK_TYPE_SIZE(size_t SIZE_T_SIZE)
 352 #CHECK_TYPE_SIZE("void *" LWS_SIZEOFPTR LANGUAGE C)
 353
 354 if (NOT PID_T_SIZE)
 355         set(pid_t int)
 356 endif()
 357
 358 if (NOT SIZE_T_SIZE)
 359         set(size_t "unsigned int")
 360 endif()
 361
 362 if (NOT LWS_HAVE_MALLOC)
 363         set(malloc rpl_malloc)
 364 endif()
 365
 366 if (NOT LWS_HAVE_REALLOC)
 367         set(realloc rpl_realloc)
 368 endif()
 369
 370 # Generate the lws_config.h that includes all the public compilation settings.
 371 configure_file(
 372        "${PROJECT_SOURCE_DIR}/lws_config.h.in"
 373        "${PROJECT_BINARY_DIR}/lws_config.h")
 374
 375 # Generate the lws_config.h that includes all the private compilation settings.
 376 configure_file(
 377        "${PROJECT_SOURCE_DIR}/lws_config_private.h.in"
 378        "${PROJECT_BINARY_DIR}/lws_config_private.h")
 379
 380 if (MSVC)
 381         # Turn off stupid microsoft security warnings.
 382         add_definitions(-D_CRT_SECURE_NO_DEPRECATE -D_CRT_NONSTDC_NO_DEPRECATE)
 383 endif(MSVC)
 384
 385 include_directories("${PROJECT_SOURCE_DIR}/lib")
 386
 387 # Group headers and sources.
 388 # Some IDEs use this for nicer file structure.
 389 set(HDR_PRIVATE
 390         lib/private-libwebsockets.h)
 391
 392 set(HDR_PUBLIC
 393         "${PROJECT_SOURCE_DIR}/lib/libwebsockets.h"
 394         "${PROJECT_BINARY_DIR}/lws_config.h")
 395
 396 set(SOURCES
 397         lib/base64-decode.c
 398         lib/handshake.c
 399         lib/libwebsockets.c
 400         lib/service.c
 401         lib/pollfd.c
 402         lib/output.c
 403         lib/parsers.c
 404         lib/context.c
 405         lib/alloc.c
 406         lib/header.c)
 407
 408 if (NOT LWS_WITHOUT_CLIENT)
 409         list(APPEND SOURCES
 410                 lib/client.c
 411                 lib/client-handshake.c
 412                 lib/client-parser.c)
 413 endif()
 414
 415 if (LWS_WITH_SSL)
 416         list(APPEND SOURCES
 417                 lib/ssl.c)
 418 endif()
 419
 420 if (NOT LWS_WITHOUT_BUILTIN_SHA1)
 421         list(APPEND SOURCES
 422                 lib/sha-1.c)
 423 endif()
 424
 425 if (LWS_WITH_HTTP2)
 426         list(APPEND SOURCES
 427                 lib/http2.c
 428                 lib/hpack.c
 429                 lib/ssl-http2.c)
 430 endif()
 431 # select the active platform files
 432
 433 if (WIN32)
 434         list(APPEND SOURCES
 435                 lib/lws-plat-win.c)
 436 else()
 437         if (LWS_MBED3)
 438                 list(APPEND SOURCES
 439                         lib/lws-plat-mbed3.cpp
 440                         lib/lws-plat-mbed3.c)
 441         else()
 442                 list(APPEND SOURCES
 443                         lib/lws-plat-unix.c)
 444         endif()
 445 endif()
 446
 447 if (NOT LWS_WITHOUT_SERVER)
 448         list(APPEND SOURCES
 449                 lib/server.c
 450                 lib/server-handshake.c)
 451 endif()
 452
 453 if (NOT LWS_WITHOUT_EXTENSIONS)
 454         list(APPEND HDR_PRIVATE
 455                 lib/extension-permessage-deflate.h)
 456         list(APPEND SOURCES
 457                 lib/extension.c
 458                 lib/extension-permessage-deflate.c)
 459 endif()
 460
 461 if (LWS_WITH_LIBEV)
 462         list(APPEND SOURCES
 463                 lib/libev.c)
 464 endif(LWS_WITH_LIBEV)
 465
 466 # Add helper files for Windows.
 467 if (WIN32)
 468         set(WIN32_HELPERS_PATH win32port/win32helpers)
 469         include_directories(${WIN32_HELPERS_PATH})
 470 else()
 471         # Unix.
 472         if (NOT LWS_WITHOUT_DAEMONIZE)
 473                 list(APPEND SOURCES
 474                         lib/daemonize.c)
 475         endif()
 476 endif()
 477
 478 if (UNIX)
 479         if (NOT LWS_HAVE_GETIFADDRS)
 480                 list(APPEND HDR_PRIVATE lib/getifaddrs.h)
 481                 list(APPEND SOURCES lib/getifaddrs.c)
 482         endif()
 483 endif()
 484
 485 if (CMAKE_COMPILER_IS_GNUCC OR CMAKE_COMPILER_IS_GNUCXX OR (CMAKE_C_COMPILER_ID MATCHES "Clang") OR (CMAKE_CXX_COMPILER_ID MATCHES "Clang"))
 486     include (CheckCCompilerFlag)
 487     CHECK_C_COMPILER_FLAG(-fvisibility=hidden LWS_HAVE_VISIBILITY)
 488     if (LWS_HAVE_VISIBILITY)
 489                 set(VISIBILITY_FLAG -fvisibility=hidden)
 490     endif()
 491     if (UNIX)
 492                set(CMAKE_C_FLAGS "-Wall -Werror ${VISIBILITY_FLAG} ${CMAKE_C_FLAGS}" )
 493     else(UNIX)
 494                set(CMAKE_C_FLAGS "-Wall ${VISIBILITY_FLAG} ${CMAKE_C_FLAGS}" )
 495     endif(UNIX)
 496 endif ()
 497
 498 if ((CMAKE_COMPILER_IS_GNUCC OR CMAKE_COMPILER_IS_GNUCXX) AND NOT LWS_WITHOUT_TESTAPPS)
 499     if (UNIX)
 500         # jeez clang understands -pthread but dies if he sees it at link time!
 501         # http://stackoverflow.com/questions/2391194/what-is-gs-pthread-equiv-in-clang
 502         set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -pthread" )
 503     endif()
 504 endif()
 505
 506 if ((CMAKE_C_COMPILER_ID MATCHES "Clang") OR (CMAKE_CXX_COMPILER_ID MATCHES "Clang"))
 507         # otherwise osx blows a bunch of openssl deprecated api errors
 508         set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-deprecated-declarations" )
 509 endif()
 510
 511 source_group("Headers Private"  FILES ${HDR_PRIVATE})
 512 source_group("Headers Public"   FILES ${HDR_PUBLIC})
 513 source_group("Sources"          FILES ${SOURCES})
 514
 515 #
 516 # Create the lib.
 517 #
 518 set(LWS_LIBRARIES)
 519
 520 if (LWS_WITH_STATIC)
 521         add_library(websockets STATIC
 522                                 ${HDR_PRIVATE}
 523                                 ${HDR_PUBLIC}
 524                                 ${SOURCES})
 525         list(APPEND LWS_LIBRARIES websockets)
 526
 527         if (WIN32)
 528                 # Windows uses the same .lib ending for static libraries and shared
 529                 # library linker files, so rename the static library.
 530                 set_target_properties(websockets
 531                         PROPERTIES
 532                         OUTPUT_NAME websockets_static)
 533         endif()
 534 endif()
 535
 536 if (LWS_WITH_SHARED)
 537         add_library(websockets_shared SHARED
 538                                 ${HDR_PRIVATE}
 539                                 ${HDR_PUBLIC}
 540                                 ${SOURCES})
 541         list(APPEND LWS_LIBRARIES websockets_shared)
 542
 543         # We want the shared lib to be named "libwebsockets"
 544         # not "libwebsocket_shared".
 545         set_target_properties(websockets_shared
 546                 PROPERTIES
 547                 OUTPUT_NAME websockets)
 548
 549         if (WIN32)
 550                 # Compile as DLL (export function declarations)
 551                 set_property(
 552                         TARGET websockets_shared
 553                         PROPERTY COMPILE_DEFINITIONS
 554                         LWS_DLL
 555                         LWS_INTERNAL)
 556         endif()
 557
 558         if (APPLE)
 559                 set_property(TARGET websockets_shared PROPERTY MACOSX_RPATH YES)
 560         endif()
 561 endif()
 562
 563 # Set the so version of the lib.
 564 # Equivalent to LDFLAGS=-version-info x:x:x
 565 if(CMAKE_COMPILER_IS_GNUCC OR CMAKE_COMPILER_IS_GNUCXX OR (CMAKE_C_COMPILER_ID MATCHES "Clang") OR (CMAKE_CXX_COMPILER_ID MATCHES "Clang"))
 566         foreach(lib ${LWS_LIBRARIES})
 567                 set_target_properties(${lib}
 568                         PROPERTIES
 569                         SOVERSION ${SOVERSION})
 570         endforeach()
 571 endif()
 572
 573 set(LIB_LIST)
 574
 575 #
 576 # Find libraries.
 577 #
 578
 579 #
 580 # ZLIB (Only needed for deflate extensions).
 581 #
 582 if (LWS_WITH_ZLIB)
 583         if (LWS_USE_BUNDLED_ZLIB)
 584                 if (WIN32)
 585                         set(WIN32_ZLIB_PATH "win32port/zlib")
 586                         set(ZLIB_SRCS
 587                                 ${WIN32_ZLIB_PATH}/adler32.c
 588                                 ${WIN32_ZLIB_PATH}/compress.c
 589                                 ${WIN32_ZLIB_PATH}/crc32.c
 590                                 ${WIN32_ZLIB_PATH}/deflate.c
 591                                 ${WIN32_ZLIB_PATH}/gzclose.c
 592                                 ${WIN32_ZLIB_PATH}/gzio.c
 593                                 ${WIN32_ZLIB_PATH}/gzlib.c
 594                                 ${WIN32_ZLIB_PATH}/gzread.c
 595                                 ${WIN32_ZLIB_PATH}/gzwrite.c
 596                                 ${WIN32_ZLIB_PATH}/infback.c
 597                                 ${WIN32_ZLIB_PATH}/inffast.c
 598                                 ${WIN32_ZLIB_PATH}/inflate.c
 599                                 ${WIN32_ZLIB_PATH}/inftrees.c
 600                                 ${WIN32_ZLIB_PATH}/trees.c
 601                                 ${WIN32_ZLIB_PATH}/uncompr.c
 602                                 ${WIN32_ZLIB_PATH}/zutil.c)
 603                         add_library(zlib_internal STATIC ${ZLIB_SRCS})
 604                         set(ZLIB_INCLUDE_DIRS ${WIN32_ZLIB_PATH})
 605                         get_property(ZLIB_LIBRARIES TARGET zlib_internal PROPERTY LOCATION)
 606                         set(ZLIB_FOUND 1)
 607                         # Make sure zlib_internal is compiled before the libs.
 608                         foreach (lib ${LWS_LIBRARIES})
 609                                 add_dependencies(${lib} zlib_internal)
 610                         endforeach()
 611                 else()
 612                         message(FATAL_ERROR "Don't have bundled zlib for that platform")
 613                 endif()
 614         elseif (NOT ZLIB_FOUND)
 615                 find_package(ZLIB REQUIRED)
 616         endif()
 617         message("zlib include dirs: ${ZLIB_INCLUDE_DIRS}")
 618         message("zlib libraries: ${ZLIB_LIBRARIES}")
 619         include_directories(${ZLIB_INCLUDE_DIRS})
 620         list(APPEND LIB_LIST ${ZLIB_LIBRARIES})
 621 endif()
 622
 623 #
 624 # OpenSSL
 625 #
 626 if (LWS_WITH_SSL)
 627         message("Compiling with SSL support")
 628
 629         if (LWS_USE_WOLFSSL)
 630                 # Use wolfSSL as OpenSSL replacement.
 631                 # TODO: Add a find_package command for this also.
 632                 message("wolfSSL include dir: ${WOLFSSL_INCLUDE_DIRS}")
 633                 message("wolfSSL libraries: ${WOLFSSL_LIBRARIES}")
 634
 635                 # Additional to the root directory we need to include
 636                 # the wolfssl/ subdirectory which contains the OpenSSL
 637                 # compatibility layer headers.
 638
 639                 if (LWS_USE_CYASSL)
 640                         foreach(inc ${WOLFSSL_INCLUDE_DIRS})
 641                                 include_directories("${inc}" "${inc}/cyassl")
 642                         endforeach()
 643                 else()
 644                         foreach(inc ${WOLFSSL_INCLUDE_DIRS})
 645                                 include_directories("${inc}" "${inc}/wolfssl")
 646                         endforeach()
 647                 endif()
 648
 649                 list(APPEND LIB_LIST "${WOLFSSL_LIBRARIES}")
 650         else()
 651                 if (NOT OPENSSL_FOUND)
 652                         # TODO: Add support for STATIC also.
 653                         find_package(OpenSSL REQUIRED)
 654                         set(OPENSSL_INCLUDE_DIRS "${OPENSSL_INCLUDE_DIR}")
 655                 endif()
 656
 657                 message("OpenSSL include dir: ${OPENSSL_INCLUDE_DIRS}")
 658                 message("OpenSSL libraries: ${OPENSSL_LIBRARIES}")
 659
 660                 include_directories("${OPENSSL_INCLUDE_DIRS}")
 661                 list(APPEND LIB_LIST ${OPENSSL_LIBRARIES})
 662         endif()
 663 endif(LWS_WITH_SSL)
 664
 665 if (LWS_WITH_LIBEV)
 666         if (NOT LIBEV_FOUND)
 667                 find_path(LIBEV_INCLUDE_DIRS NAMES ev.h)
 668                 find_library(LIBEV_LIBRARIES NAMES ev)
 669                 if(LIBEV_INCLUDE_DIRS AND LIBEV_LIBRARIES)
 670                         set(LIBEV_FOUND 1)
 671                 endif()
 672         endif()
 673         message("libev include dir: ${LIBEV_INCLUDE_DIRS}")
 674         message("libev libraries: ${LIBEV_LIBRARIES}")
 675         include_directories("${LIBEV_INCLUDE_DIRS}")
 676         list(APPEND LIB_LIST ${LIBEV_LIBRARIES})
 677 endif(LWS_WITH_LIBEV)
 678
 679 #
 680 # Platform specific libs.
 681 #
 682 if (WINCE)
 683         list(APPEND LIB_LIST ws2.lib)
 684 elseif (WIN32)
 685         list(APPEND LIB_LIST ws2_32.lib)
 686 endif()
 687
 688 if (UNIX)
 689         list(APPEND LIB_LIST m)
 690 endif()
 691
 692 # Setup the linking for all libs.
 693 foreach (lib ${LWS_LIBRARIES})
 694         target_link_libraries(${lib} ${LIB_LIST})
 695 endforeach()
 696
 697 #
 698 # Test applications
 699 #
 700 set(TEST_APP_LIST)
 701 if (NOT LWS_WITHOUT_TESTAPPS)
 702         #
 703         # Helper function for adding a test app.
 704         #
 705         macro(create_test_app TEST_NAME MAIN_SRC S2 S3 S4 S5)
 706
 707                 set(TEST_SRCS ${MAIN_SRC})
 708                 set(TEST_HDR)
 709                 if ("${S2}" STREQUAL "")
 710                 else()
 711                         list(APPEND TEST_SRCS ${S2})
 712                 endif()
 713                 if ("${S3}" STREQUAL "")
 714                 else()
 715                         list(APPEND TEST_SRCS ${S3})
 716                 endif()
 717                 if ("${S4}" STREQUAL "")
 718                 else()
 719                         list(APPEND TEST_SRCS ${S4})
 720                 endif()
 721                 if ("${S5}" STREQUAL "")
 722                 else()
 723                         list(APPEND TEST_SRCS ${S5})
 724                 endif()
 725                 if (WIN32)
 726                         list(APPEND TEST_SRCS
 727                                 ${WIN32_HELPERS_PATH}/getopt.c
 728                                 ${WIN32_HELPERS_PATH}/getopt_long.c
 729                                 ${WIN32_HELPERS_PATH}/gettimeofday.c
 730                         )
 731
 732                         list(APPEND TEST_HDR
 733                                 ${WIN32_HELPERS_PATH}/getopt.h
 734                                 ${WIN32_HELPERS_PATH}/gettimeofday.h
 735                         )
 736                 endif(WIN32)
 737
 738                 source_group("Headers Private"   FILES ${TEST_HDR})
 739                 source_group("Sources"   FILES ${TEST_SRCS})
 740                 add_executable(${TEST_NAME} ${TEST_SRCS} ${TEST_HDR})
 741
 742                 if (LWS_LINK_TESTAPPS_DYNAMIC)
 743                         if (NOT LWS_WITH_SHARED)
 744                                 message(FATAL_ERROR "Build of the shared library is disabled. LWS_LINK_TESTAPPS_DYNAMIC must be combined with LWS_WITH_SHARED.")
 745                         endif()
 746                         target_link_libraries(${TEST_NAME} websockets_shared)
 747                         add_dependencies(${TEST_NAME} websockets_shared)
 748                 else()
 749                         if (NOT LWS_WITH_STATIC)
 750                                 message(FATAL_ERROR "Build of the static library is disabled. Disabled LWS_LINK_TESTAPPS_DYNAMIC must be combined with LWS_WITH_STATIC.")
 751                         endif()
 752                         target_link_libraries(${TEST_NAME} websockets)
 753                         add_dependencies(${TEST_NAME} websockets)
 754                 endif()
 755
 756                 # Set test app specific defines.
 757                 set_property(TARGET ${TEST_NAME}
 758                                         PROPERTY COMPILE_DEFINITIONS
 759                                                 INSTALL_DATADIR="${CMAKE_INSTALL_PREFIX}/share"
 760                                         )
 761
 762                 # Prefix the binary names with libwebsockets.
 763                 set_target_properties(${TEST_NAME}
 764                         PROPERTIES
 765                         OUTPUT_NAME libwebsockets-${TEST_NAME})
 766
 767                 # Add to the list of tests.
 768                 list(APPEND TEST_APP_LIST ${TEST_NAME})
 769         endmacro()
 770
 771         if (LWS_WITH_SSL AND NOT LWS_USE_WOLFSSL)
 772                 message("Searching for OpenSSL executable and dlls")
 773                 find_package(OpenSSLbins)
 774                 message("OpenSSL executable: ${OPENSSL_EXECUTABLE}")
 775         endif()
 776
 777         if (NOT LWS_WITHOUT_SERVER)
 778                 #
 779                 # test-server
 780                 #
 781                 if (NOT LWS_WITHOUT_TEST_SERVER)
 782                         create_test_app(test-server "test-server/test-server.c"
 783                                 "test-server/test-server-http.c"
 784                                 "test-server/test-server-dumb-increment.c"
 785                                 "test-server/test-server-mirror.c"
 786                                 "test-server/test-server-echogen.c")
 787                         if (UNIX)
 788                                 create_test_app(test-fuzxy "test-server/fuzxy.c"
 789                                         ""
 790                                         ""
 791                                         ""
 792                                         "")
 793                         endif()
 794                         if (UNIX AND NOT ((CMAKE_C_COMPILER_ID MATCHES "Clang") OR (CMAKE_CXX_COMPILER_ID MATCHES "Clang")))
 795                                 create_test_app(test-server-pthreads
 796                                         "test-server/test-server-pthreads.c"
 797                                         "test-server/test-server-http.c"
 798                                         "test-server/test-server-dumb-increment.c"
 799                                         "test-server/test-server-mirror.c"
 800                                         "test-server/test-server-echogen.c")
 801                         endif()
 802                         if (UNIX AND NOT ((CMAKE_C_COMPILER_ID MATCHES "Clang") OR (CMAKE_CXX_COMPILER_ID MATCHES "Clang"))
 803                                 AND LWS_WITH_LIBEV)
 804                                 create_test_app(test-server-libev
 805                                         "test-server/test-server-libev.c"
 806                                         "test-server/test-server-http.c"
 807                                         "test-server/test-server-dumb-increment.c"
 808                                         "test-server/test-server-mirror.c"
 809                                         "test-server/test-server-echogen.c")
 810                         endif()
 811                 endif()
 812
 813                 #
 814                 # test-server-extpoll
 815                 #
 816                 if (NOT LWS_WITHOUT_TEST_SERVER_EXTPOLL)
 817                         create_test_app(test-server-extpoll "test-server/test-server.c"
 818                                 "test-server/test-server-http.c"
 819                                 "test-server/test-server-dumb-increment.c"
 820                                 "test-server/test-server-mirror.c"
 821                                 "test-server/test-server-echogen.c")
 822                         # Set defines for this executable only.
 823                         set_property(
 824                                 TARGET test-server-extpoll
 825                                 PROPERTY COMPILE_DEFINITIONS
 826                                         EXTERNAL_POLL
 827                                         INSTALL_DATADIR="${CMAKE_INSTALL_PREFIX}/share"
 828                                 )
 829
 830                         # We need to link against winsock code.
 831                         if (WIN32)
 832                                 target_link_libraries(test-server-extpoll ws2_32.lib)
 833                         endif(WIN32)
 834                 endif()
 835
 836                 # Data files for running the test server.
 837                 set(TEST_SERVER_DATA
 838                         "${PROJECT_SOURCE_DIR}/test-server/favicon.ico"
 839                         "${PROJECT_SOURCE_DIR}/test-server/leaf.jpg"
 840                         "${PROJECT_SOURCE_DIR}/test-server/libwebsockets.org-logo.png"
 841                         "${PROJECT_SOURCE_DIR}/test-server/test.html")
 842
 843                 # Generate self-signed SSL certs for the test-server.
 844                 if (LWS_WITH_SSL AND OPENSSL_EXECUTABLE AND NOT LWS_WITHOUT_TEST_SERVER)
 845                         message("Generating SSL Certificates for the test-server...")
 846
 847                         set(TEST_SERVER_SSL_KEY "${PROJECT_BINARY_DIR}/libwebsockets-test-server.key.pem")
 848                         set(TEST_SERVER_SSL_CERT "${PROJECT_BINARY_DIR}/libwebsockets-test-server.pem")
 849
 850                         if (WIN32)
 851                                 if (MINGW)
 852                                         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 \"${TEST_SERVER_SSL_CERT}\"")
 853                                         execute_process(
 854                                                 COMMAND "${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}"
 855                                                 RESULT_VARIABLE OPENSSL_RETURN_CODE)
 856                                 else()
 857                                         file(WRITE "${PROJECT_BINARY_DIR}/openssl_input.txt"
 858                                                 "GB\n"
 859                                                 "Erewhon\n"
 860                                                 "All around\n"
 861                                                 "libwebsockets-test\n"
 862                                                 "localhost\n"
 863                                                 "none@invalid.org\n\n"
 864                                                 )
 865
 866                                         # The "type" command is a bit picky with paths.
 867                                         file(TO_NATIVE_PATH "${PROJECT_BINARY_DIR}/openssl_input.txt" OPENSSL_INPUT_WIN_PATH)
 868                                         message("OPENSSL_INPUT_WIN_PATH = ${OPENSSL_INPUT_WIN_PATH}")
 869                                         message("cmd = \"${OPENSSL_EXECUTABLE}\" req -new -newkey rsa:1024 -days 10000 -nodes -x509 -keyout \"${TEST_SERVER_SSL_KEY}\" -out \"${TEST_SERVER_SSL_CERT}\"")
 870
 871                                         execute_process(
 872                                                 COMMAND cmd /c type "${OPENSSL_INPUT_WIN_PATH}"
 873                                                 COMMAND "${OPENSSL_EXECUTABLE}" req -new -newkey rsa:1024 -days 10000 -nodes -x509 -keyout "${TEST_SERVER_SSL_KEY}" -out "${TEST_SERVER_SSL_CERT}"
 874                                                 RESULT_VARIABLE OPENSSL_RETURN_CODE
 875                                                 OUTPUT_QUIET ERROR_QUIET)
 876
 877                                         message("\n")
 878                                 endif()
 879
 880                                 if (OPENSSL_RETURN_CODE)
 881                                         message(WARNING "!!! Failed to generate SSL certificate for Test Server using cmd.exe !!!:\nOpenSSL return code = ${OPENSSL_RETURN_CODE}")
 882                                 else()
 883                                         message("SUCCSESFULLY generated SSL certificate")
 884                                 endif()
 885                         else()
 886                                 # Unix.
 887                                 execute_process(
 888                                         COMMAND printf "GB\\nErewhon\\nAll around\\nlibwebsockets-test\\n\\nlocalhost\\nnone@invalid.org\\n"
 889                                         COMMAND "${OPENSSL_EXECUTABLE}"
 890                                                 req -new -newkey rsa:1024 -days 10000 -nodes -x509 -keyout "${TEST_SERVER_SSL_KEY}" -out "${TEST_SERVER_SSL_CERT}"
 891                                         RESULT_VARIABLE OPENSSL_RETURN_CODE
 892                                         OUTPUT_QUIET ERROR_QUIET)
 893
 894                                 if (OPENSSL_RETURN_CODE)
 895                                         message(WARNING "!!! Failed to generate SSL certificate for Test Server!!!:\nOpenSSL return code = ${OPENSSL_RETURN_CODE}")
 896                                 else()
 897                                         message("SUCCESSFULLY generated SSL certificate")
 898                                 endif()
 899                         endif()
 900
 901                         list(APPEND TEST_SERVER_DATA
 902                                 "${TEST_SERVER_SSL_KEY}"
 903                                 "${TEST_SERVER_SSL_CERT}")
 904                 endif()
 905
 906                 add_custom_command(TARGET test-server
 907                                                 POST_BUILD
 908                                                 COMMAND "${CMAKE_COMMAND}" -E make_directory "$<TARGET_FILE_DIR:test-server>/../share/libwebsockets-test-server")
 909
 910                 # Copy the file needed to run the server so that the test apps can
 911                 # reach them from their default output location
 912                 foreach (TEST_FILE ${TEST_SERVER_DATA})
 913                         if (EXISTS ${TEST_FILE})
 914                                 add_custom_command(TARGET test-server
 915                                                         POST_BUILD
 916                                                         COMMAND "${CMAKE_COMMAND}" -E copy "${TEST_FILE}" "$<TARGET_FILE_DIR:test-server>/../share/libwebsockets-test-server" VERBATIM)
 917                         endif()
 918                 endforeach()
 919         endif(NOT LWS_WITHOUT_SERVER)
 920
 921         if (NOT LWS_WITHOUT_CLIENT)
 922                 #
 923                 # test-client
 924                 #
 925                 if (NOT LWS_WITHOUT_TEST_CLIENT)
 926                         create_test_app(test-client "test-server/test-client.c" "" "" "" "")
 927                 endif()
 928
 929                 #
 930                 # test-fraggle
 931                 #
 932                 if (NOT LWS_WITHOUT_TEST_FRAGGLE)
 933                         create_test_app(test-fraggle "test-server/test-fraggle.c" "" "" "" "")
 934                 endif()
 935
 936                 #
 937                 # test-ping
 938                 #
 939                 if (NOT LWS_WITHOUT_TEST_PING)
 940                         create_test_app(test-ping "test-server/test-ping.c" "" "" "" "")
 941                 endif()
 942                 #
 943                 # test-echo
 944                 #
 945                 if (NOT LWS_WITHOUT_TEST_ECHO)
 946                         create_test_app(test-echo "test-server/test-echo.c" "" "" "" "")
 947                 endif()
 948
 949         endif(NOT LWS_WITHOUT_CLIENT)
 950
 951         #
 952         # Copy OpenSSL dlls to the output directory on Windows.
 953         # (Otherwise we'll get an error when trying to run)
 954         #
 955         if (WIN32 AND LWS_WITH_SSL AND NOT LWS_USE_WOLFSSL)
 956                 if(OPENSSL_BIN_FOUND)
 957                         message("OpenSSL dlls found:")
 958                         message("  Libeay: ${LIBEAY_BIN}")
 959                         message("  SSLeay: ${SSLEAY_BIN}")
 960
 961                         foreach(TARGET_BIN ${TEST_APP_LIST})
 962                                 add_custom_command(TARGET ${TARGET_BIN}
 963                                         POST_BUILD
 964                                         COMMAND "${CMAKE_COMMAND}" -E copy "${LIBEAY_BIN}" "$<TARGET_FILE_DIR:${TARGET_BIN}>" VERBATIM)
 965                                 add_custom_command(TARGET ${TARGET_BIN}
 966                                         POST_BUILD
 967                                         COMMAND "${CMAKE_COMMAND}" -E copy "${SSLEAY_BIN}" "$<TARGET_FILE_DIR:${TARGET_BIN}>" VERBATIM)
 968                         endforeach()
 969                 endif()
 970         endif()
 971 endif(NOT LWS_WITHOUT_TESTAPPS)
 972
 973 if (UNIX)
 974         # Generate documentation.
 975         # TODO: Fix this on Windows.
 976         message("Generating API documentation")
 977         file(GLOB C_FILES "${PROJECT_SOURCE_DIR}/lib/*.c")
 978         list(SORT C_FILES)
 979         execute_process(COMMAND "${CMAKE_COMMAND}" -E make_directory "${PROJECT_BINARY_DIR}/doc/")
 980
 981         execute_process(
 982                 COMMAND "${PROJECT_SOURCE_DIR}/scripts/kernel-doc" -html ${C_FILES} ${HDR_PUBLIC}
 983                 OUTPUT_FILE "${PROJECT_BINARY_DIR}/doc/libwebsockets-api-doc.html"
 984                 ERROR_QUIET)
 985
 986         execute_process(
 987                 COMMAND "${PROJECT_SOURCE_DIR}/scripts/kernel-doc" -text ${C_FILES} ${HDR_PUBLIC}
 988                 OUTPUT_FILE "${PROJECT_BINARY_DIR}/doc/libwebsockets-api-doc.txt"
 989                 ERROR_QUIET)
 990
 991 # Generate and install pkgconfig.
 992 # (This is not indented, because the tabs will be part of the output)
 993 file(WRITE "${PROJECT_BINARY_DIR}/libwebsockets.pc"
 994 "prefix=\"${CMAKE_INSTALL_PREFIX}\"
 995 exec_prefix=\${prefix}
 996 libdir=\${exec_prefix}/lib${LIB_SUFFIX}
 997 includedir=\${prefix}/include
 998
 999 Name: libwebsockets
1000 Description: Websockets server and client library
1001 Version: ${CPACK_PACKAGE_VERSION_MAJOR}.${CPACK_PACKAGE_VERSION_MINOR}.${CPACK_PACKAGE_VERSION_PATCH}
1002
1003 Libs: -L\${libdir} -lwebsockets
1004 Cflags: -I\${includedir}"
1005 )
1006
1007         install(FILES "${PROJECT_BINARY_DIR}/libwebsockets.pc"
1008                 DESTINATION lib${LIB_SUFFIX}/pkgconfig)
1009 endif(UNIX)
1010
1011 #
1012 # Installation preparations.
1013 #
1014
1015 if(WIN32 AND NOT CYGWIN)
1016   set(DEF_INSTALL_CMAKE_DIR cmake)
1017 else()
1018   set(DEF_INSTALL_CMAKE_DIR lib${LIB_SUFFIX}/cmake/libwebsockets)
1019 endif()
1020
1021 set(LWS_INSTALL_CMAKE_DIR ${DEF_INSTALL_CMAKE_DIR} CACHE PATH "Installation directory for CMake files")
1022
1023 # Export targets (This is used for other CMake projects to easily find the libraries and include files).
1024 export(TARGETS ${LWS_LIBRARIES}
1025         FILE "${PROJECT_BINARY_DIR}/LibwebsocketsTargets.cmake")
1026 export(PACKAGE libwebsockets)
1027
1028 # Generate the config file for the build-tree.
1029 set(LWS__INCLUDE_DIRS
1030     "${PROJECT_SOURCE_DIR}/lib"
1031     "${PROJECT_BINARY_DIR}")
1032 set(LIBWEBSOCKETS_INCLUDE_DIRS ${LWS__INCLUDE_DIRS} CACHE PATH "Libwebsockets include directories")
1033 configure_file(${PROJECT_SOURCE_DIR}/cmake/LibwebsocketsConfig.cmake.in
1034                 ${PROJECT_BINARY_DIR}/LibwebsocketsConfig.cmake
1035                 @ONLY)
1036
1037 # Generate the config file for the installation tree.
1038 get_filename_component(LWS_ABSOLUTE_INSTALL_CMAKE_DIR ${LWS_INSTALL_CMAKE_DIR} ABSOLUTE)
1039 get_filename_component(LWS_ABSOLUTE_INSTALL_INCLUDE_DIR ${LWS_INSTALL_INCLUDE_DIR} ABSOLUTE)
1040 file(RELATIVE_PATH
1041     REL_INCLUDE_DIR
1042     "${LWS_ABSOLUTE_INSTALL_CMAKE_DIR}"
1043     "${LWS_ABSOLUTE_INSTALL_INCLUDE_DIR}") # Calculate the relative directory from the cmake dir.
1044
1045 # Note the EVENT_CMAKE_DIR is defined in JanssonConfig.cmake.in,
1046 # we escape it here so it's evaluated when it is included instead
1047 # so that the include dirs are given relative to where the
1048 # config file is located.
1049 set(LWS__INCLUDE_DIRS
1050     "\${LWS_CMAKE_DIR}/${REL_INCLUDE_DIR}")
1051 configure_file(${PROJECT_SOURCE_DIR}/cmake/LibwebsocketsConfig.cmake.in
1052                 ${PROJECT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/LibwebsocketsConfig.cmake
1053                 @ONLY)
1054
1055 # Generate version info for both build-tree and install-tree.
1056 configure_file(${PROJECT_SOURCE_DIR}/cmake/LibwebsocketsConfigVersion.cmake.in
1057                 ${PROJECT_BINARY_DIR}/LibwebsocketsConfigVersion.cmake
1058                 @ONLY)
1059
1060                         set_target_properties(${LWS_LIBRARIES}
1061                                         PROPERTIES PUBLIC_HEADER "${HDR_PUBLIC}")
1062
1063 #
1064 # Installation.
1065 #
1066
1067 # Install libs and headers.
1068 install(TARGETS ${LWS_LIBRARIES}
1069                 EXPORT LibwebsocketsTargets
1070                 LIBRARY DESTINATION "${LWS_INSTALL_LIB_DIR}${LIB_SUFFIX}" COMPONENT libraries
1071                 ARCHIVE DESTINATION "${LWS_INSTALL_LIB_DIR}${LIB_SUFFIX}" COMPONENT libraries
1072                 RUNTIME DESTINATION "${LWS_INSTALL_BIN_DIR}" COMPONENT libraries # Windows DLLs
1073                 PUBLIC_HEADER DESTINATION "${LWS_INSTALL_INCLUDE_DIR}" COMPONENT dev)
1074 set(CPACK_COMPONENT_LIBRARIES_DISPLAY_NAME "Libraries")
1075 set(CPACK_COMPONENT_DEV_DISPLAY_NAME "Development files")
1076
1077 # Install test apps.
1078 if (NOT LWS_WITHOUT_TESTAPPS AND NOT LWS_WITHOUT_CLIENT)
1079         install(TARGETS test-client ${TEST_APP_LIST}
1080                         RUNTIME DESTINATION ${LWS_INSTALL_EXAMPLES_DIR}
1081                         COMPONENT examples)
1082         set(CPACK_COMPONENT_EXAMPLES_DISPLAY_NAME "Example files")
1083 endif()
1084
1085 # Programs shared files used by the test-server.
1086 if (NOT LWS_WITHOUT_TESTAPPS AND NOT LWS_WITHOUT_SERVER)
1087         install(FILES ${TEST_SERVER_DATA}
1088                         DESTINATION share/libwebsockets-test-server
1089                         COMPONENT examples)
1090 endif()
1091
1092 # Install the LibwebsocketsConfig.cmake and LibwebsocketsConfigVersion.cmake
1093 install(FILES
1094                "${PROJECT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/LibwebsocketsConfig.cmake"
1095                "${PROJECT_BINARY_DIR}/LibwebsocketsConfigVersion.cmake"
1096                DESTINATION "${LWS_INSTALL_CMAKE_DIR}" COMPONENT dev)
1097
1098 # build subdir is not part of sources
1099 set(CPACK_SOURCE_IGNORE_FILES $(CPACK_SOURCE_IGNORE_FILES) ".git" "build" "tgz" "tar.gz")
1100
1101 # Most people are more used to "make dist" compared to "make package_source"
1102 add_custom_target(dist COMMAND "${CMAKE_MAKE_PROGRAM}" package_source)
1103
1104 include(UseRPMTools)
1105 if (RPMTools_FOUND)
1106         RPMTools_ADD_RPM_TARGETS(libwebsockets libwebsockets.spec)
1107 endif()
1108
1109 message("---------------------------------------------------------------------")
1110 message("  Settings:  (For more help do cmake -LH <srcpath>)")
1111 message("---------------------------------------------------------------------")
1112 message(" LWS_WITH_STATIC = ${LWS_WITH_STATIC}")
1113 message(" LWS_WITH_SHARED = ${LWS_WITH_SHARED}")
1114 message(" LWS_WITH_SSL = ${LWS_WITH_SSL} (SSL Support)")
1115 message(" LWS_SSL_CLIENT_USE_OS_CA_CERTS = ${LWS_SSL_CLIENT_USE_OS_CA_CERTS}")
1116 message(" LWS_USE_WOLFSSL = ${LWS_USE_WOLFSSL} (wolfSSL/CyaSSL replacement for OpenSSL)")
1117 if (LWS_USE_WOLFSSL)
1118         message("   LWS_WOLFSSL_LIBRARIES = ${LWS_WOLFSSL_LIBRARIES}")
1119         message("   LWS_WOLFSSL_INCLUDE_DIRS = ${LWS_WOLFSSL_INCLUDE_DIRS}")
1120 endif()
1121 message(" LWS_WITHOUT_BUILTIN_SHA1 = ${LWS_WITHOUT_BUILTIN_SHA1}")
1122 message(" LWS_WITHOUT_BUILTIN_GETIFADDRS = ${LWS_WITHOUT_BUILTIN_GETIFADDRS}")
1123 message(" LWS_WITHOUT_CLIENT = ${LWS_WITHOUT_CLIENT}")
1124 message(" LWS_WITHOUT_SERVER = ${LWS_WITHOUT_SERVER}")
1125 message(" LWS_LINK_TESTAPPS_DYNAMIC = ${LWS_LINK_TESTAPPS_DYNAMIC}")
1126 message(" LWS_WITHOUT_TESTAPPS = ${LWS_WITHOUT_TESTAPPS}")
1127 message(" LWS_WITHOUT_TEST_SERVER = ${LWS_WITHOUT_TEST_SERVER}")
1128 message(" LWS_WITHOUT_TEST_SERVER_EXTPOLL = ${LWS_WITHOUT_TEST_SERVER_EXTPOLL}")
1129 message(" LWS_WITHOUT_TEST_PING = ${LWS_WITHOUT_TEST_PING}")
1130 message(" LWS_WITHOUT_TEST_ECHO = ${LWS_WITHOUT_TEST_ECHO}")
1131 message(" LWS_WITHOUT_TEST_CLIENT = ${LWS_WITHOUT_TEST_CLIENT}")
1132 message(" LWS_WITHOUT_TEST_FRAGGLE = ${LWS_WITHOUT_TEST_FRAGGLE}")
1133 message(" LWS_WITHOUT_EXTENSIONS = ${LWS_WITHOUT_EXTENSIONS}")
1134 message(" LWS_WITH_LATENCY = ${LWS_WITH_LATENCY}")
1135 message(" LWS_WITHOUT_DAEMONIZE = ${LWS_WITHOUT_DAEMONIZE}")
1136 message(" LWS_USE_LIBEV = ${LWS_USE_LIBEV}")
1137 message(" LWS_IPV6 = ${LWS_IPV6}")
1138 message(" LWS_WITH_HTTP2 = ${LWS_WITH_HTTP2}")
1139 message(" LWS_MBED3 = ${LWS_MBED3}")
1140 message(" LWS_SSL_SERVER_WITH_ECDH_CERT = ${LWS_SSL_SERVER_WITH_ECDH_CERT}")
1141 message(" LWS_MAX_SMP = ${LWS_MAX_SMP}")
1142 message("---------------------------------------------------------------------")
1143
1144 # These will be available to parent projects including libwebsockets using add_subdirectory()
1145 set(LIBWEBSOCKETS_LIBRARIES ${LWS_LIBRARIES} CACHE STRING "Libwebsocket libraries")
1146 if (LWS_WITH_STATIC)
1147         set(LIBWEBSOCKETS_LIBRARIES_STATIC websocket CACHE STRING "Libwebsocket static library")
1148 endif()
1149 if (LWS_WITH_SHARED)
1150         set(LIBWEBSOCKETS_LIBRARIES_SHARED websockets_shared CACHE STRING "Libwebsocket shared library")
1151 endif()
1152
1153 # This must always be last!
1154 include(CPack)