CMakeLists.txt

   1 cmake_minimum_required(VERSION 2.6)
   2
   3 project(libwebsockets)
   4
   5 set(PACKAGE "libwebsockets")
   6 set(PACKAGE_VERSION "1.1")
   7 set(PACKAGE_BUGREPORT "andy@warmcat.com")
   8 set(PACKAGE_NAME "${PACKAGE}")
   9 set(PACKAGE_STRING "${PACKAGE} ${PACKAGE_VERSION}")
  10 set(PACKAGE_TARNAME "${PACKAGE}")
  11 set(PACKAGE_URL "http://libwebsockets.org")
  12 set(VERSION "{PACKAGE_VERSION}")
  13
  14 option(WITH_SSL "Include SSL support", ON)
  15 option(USE_INCLUDED_WIN32_ZLIB "Use the internal version of ZLib instead of searching the system" ON)
  16 option(USE_CYASSL "Use CyaSSL replacement for OpenSSL" OFF)
  17 option(WITH_BUILTIN_GETIFADDRS "Use BSD getifaddrs implementation from libwebsockets... default is your libc provides it" OFF)
  18 set(CYASSL_LIB ON CACHE STRING "")
  19 set(CYASSL_INCLUDE_DIRS ON CACHE STRING "")
  20
  21 set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${PROJECT_SOURCE_DIR}/cmake/")
  22 include_directories(${PROJECT_BINARY_DIR})
  23
  24 include(CheckFunctionExists)
  25 include(CheckIncludeFile)
  26 include(CheckIncludeFiles)
  27 include(CheckLibraryExists)
  28
  29 CHECK_FUNCTION_EXISTS(bzero HAVE_BZERO)
  30 CHECK_FUNCTION_EXISTS(fork HAVE_FORK)
  31 CHECK_FUNCTION_EXISTS(malloc HAVE_MALLOC)
  32 CHECK_FUNCTION_EXISTS(memset HAVE_MEMSET)
  33 CHECK_FUNCTION_EXISTS(realloc HAVE_REALLOC)
  34 CHECK_FUNCTION_EXISTS(socket HAVE_SOCKET)
  35 CHECK_FUNCTION_EXISTS(strerror HAVE_STRERROR)
  36 CHECK_FUNCTION_EXISTS(vfork HAVE_VFORK)
  37 CHECK_FUNCTION_EXISTS(getifaddrs HAVE_GETIFADDRS)
  38
  39 CHECK_INCLUDE_FILE(dlfcn.h HAVE_DLFCN_H)
  40 CHECK_INCLUDE_FILE(fcntl.h HAVE_FCNTL_H)
  41 CHECK_INCLUDE_FILE(inttypes.h HAVE_INTTYPES_H)
  42 CHECK_INCLUDE_FILE(memory.h HAVE_MEMORY_H)
  43 CHECK_INCLUDE_FILE(netinet/in.h HAVE_NETINET_IN_H)
  44 CHECK_INCLUDE_FILE(stdint.h HAVE_STDINT_H)
  45 CHECK_INCLUDE_FILE(stdlib.h HAVE_STDLIB_H)
  46 CHECK_INCLUDE_FILE(strings.h HAVE_STRINGS_H)
  47 CHECK_INCLUDE_FILE(string.h HAVE_STRING_H)
  48 CHECK_INCLUDE_FILE(sys/prctl.h HAVE_SYS_PRCTL_H)
  49 CHECK_INCLUDE_FILE(sys/socket.h HAVE_SYS_SOCKET_H)
  50 CHECK_INCLUDE_FILE(sys/stat.h HAVE_SYS_STAT_H)
  51 CHECK_INCLUDE_FILE(sys/types.h HAVE_SYS_TYPES_H)
  52 CHECK_INCLUDE_FILE(unistd.h HAVE_UNISTD_H)
  53 CHECK_INCLUDE_FILE(vfork.h HAVE_VFORK_H)
  54 CHECK_INCLUDE_FILE(zlib.h HAVE_ZLIB_H)
  55
  56 # TODO: These can be tested if they actually work also...
  57 set(HAVE_WORKING_FORK HAVE_FORK)
  58 set(HAVE_WORKING_VFORK HAVE_VFORK)
  59
  60 CHECK_INCLUDE_FILES("stdlib.h;stdarg.h;string.h;float.h" STDC_HEADERS)
  61
  62 if (NOT HAVE_SYS_TYPES_H)
  63         set(pid_t int)
  64         set(size_t "unsigned int")
  65 endif()
  66
  67 if (NOT HAVE_MALLOC)
  68         set(malloc rpl_malloc)
  69 endif()
  70
  71 if (NOT HAVE_REALLOC)
  72         set(realloc rpl_realloc)
  73 endif()
  74
  75 if (WITH_SSL)
  76         set(LWS_OPENSSL_SUPPORT)
  77 endif()
  78
  79 # Generate the config.h that includes all the compilation settings.
  80 configure_file(
  81                 ${PROJECT_SOURCE_DIR}/config.h.cmake
  82                 ${PROJECT_BINARY_DIR}/config.h)
  83
  84 set(LIB_LIST)
  85
  86 if (MSVC)
  87         # Turn off stupid microsoft security warnings.
  88         add_definitions(-D_CRT_SECURE_NO_DEPRECATE -D_CRT_NONSTDC_NO_DEPRECATE)
  89 endif()
  90
  91 if (WIN32)
  92         # For windows, do not allow the compiler to use default target (Vista).
  93         add_definitions(-D_WIN32_WINNT=0x0501)
  94 endif(WIN32)
  95
  96
  97 set(HDR_PRIVATE
  98         lib/private-libwebsockets.h)
  99
 100 set(HDR_PUBLIC
 101         lib/extension-deflate-frame.h
 102         lib/lib/extension-deflate-stream.h
 103         lib/libwebsockets.h
 104         )
 105
 106 set(SOURCES
 107         lib/base64-decode.c
 108         lib/client.c
 109         lib/client-handshake.c
 110         lib/client-parser.c
 111         lib/daemonize.c
 112         lib/extension.c
 113         lib/extension-defalte-frame.c
 114         lib/extension-deflate-stream.c
 115         lib/handshake.c
 116         lib/libwebsockets.c
 117         lib/minilex.c
 118         lib/output.c
 119         lib/parsers.c
 120         lib/server.c
 121         lib/server-handshake.c
 122         lib/sha-1.c
 123         )
 124
 125 source_group("Headers Private"  FILES ${HDR_PRIVATE})
 126 source_group("Headers Public"   FILES ${HDR_PUBLIC})
 127 source_group("Sources"          FILES ${SOURCES})
 128
 129 if (UNIX)
 130         if (!WITH_BUILTIN_GETIFADDRS)
 131                 list(APPEND HDR_PUBLIC lib/getifaddrs.h)
 132                 list(APPEND SOURCES lib/getifaddrs.c)
 133         endif()
 134 endif()
 135
 136 #
 137 # ZLIB.
 138 #
 139 if (WIN32 AND USE_INCLUDED_WIN32_ZLIB)
 140         # Compile ZLib if needed.
 141         if (USE_INCLUDED_WIN32_ZLIB)
 142                 set(WIN32_ZLIB_PATH "${PROJECT_SOURCE_DIR}/win32port/zlib")
 143                 set(ZLIB_SRCS
 144                         ${WIN32_ZLIB_PATH}/adler32.c
 145                         ${WIN32_ZLIB_PATH}/compress.c
 146                         ${WIN32_ZLIB_PATH}/crc32.c
 147                         ${WIN32_ZLIB_PATH}/deflate.c
 148                         ${WIN32_ZLIB_PATH}/gzclose.c
 149                         ${WIN32_ZLIB_PATH}/gzio.c
 150                         ${WIN32_ZLIB_PATH}/gzlib.c
 151                         ${WIN32_ZLIB_PATH}/gzread.c
 152                         ${WIN32_ZLIB_PATH}/gzwrite.c
 153                         ${WIN32_ZLIB_PATH}/infback.c
 154                         ${WIN32_ZLIB_PATH}/inffast.c
 155                         ${WIN32_ZLIB_PATH}/inflate.c
 156                         ${WIN32_ZLIB_PATH}/inftrees.c
 157                         ${WIN32_ZLIB_PATH}/trees.c
 158                         ${WIN32_ZLIB_PATH}/uncompr.c
 159                         ${WIN32_ZLIB_PATH}/zutil.c
 160                 )
 161
 162                 # Create the library.
 163                 add_library(zlib STATIC ${ZLIB_SRCS})
 164
 165                 # Set the same variables as find_package would.
 166                 set(${ZLIB_INCLUDE_DIRS} ${WIN32_ZLIB_PATH})
 167                 get_property(ZLIB_LIBRARIES TARGET zlib PROPERTY LOCATION)
 168                 set(ZLIB_FOUND 1)
 169         endif()
 170 else()
 171         find_package(zlib REQUIRED)
 172 endif()
 173
 174 include_directories(${ZLIB_INCLUDE_DIRS})
 175 target_link_libraries(websockets ${ZLIB_LIBRARIES})
 176
 177 #
 178 # OpenSSL
 179 #
 180 if (WITH_SSL)
 181         if (USE_CYASSL)
 182                 # Use CyaSSL as OpenSSL replacement.
 183                 set(OPENSSL_LIBRARIES ${CYASSL_LIB})
 184                 set(OPENSSL_INCLUDE_DIRS ${CYASSL_INCLUDE_DIRS})
 185                 set(OPENSSL_FOUND 1)
 186         else()
 187                 # TODO: Add support for STATIC also.
 188                 find_package(OpenSSL REQUIRED)
 189         endif()
 190 endif()
 191
 192 include_directories(${OPENSSL_INCLUDE_DIR})
 193 target_link_libraries(websockets ${OPENSSL_LIBRARIES})
 194