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libwebsockets/CMakeLists.txt
Patrick Gansterer 92792b4eef Avoid calls to gettimeofday() 
Add a new function to get the current time in microseconds, since gettimeofday() does not exist on Windows.
Keep the current implementation for the test applications.
2014-02-27 21:04:18 +08:00

866 lines
27 KiB
CMake
Raw Blame History

cmake_minimum_required(VERSION 2.6)
project(libwebsockets)
set(PACKAGE "libwebsockets")
set(CPACK_PACKAGE_NAME "${PACKAGE}")
set(CPACK_PACKAGE_VERSION_MAJOR "1")
set(CPACK_PACKAGE_VERSION_MINOR "3")
set(CPACK_PACKAGE_VERSION "${CPACK_PACKAGE_VERSION_MAJOR}.${CPACK_PACKAGE_VERSION_MINOR}")
set(CPACK_PACKAGE_VENDOR "andy@warmcat.com")
set(CPACK_PACKAGE_DESCRIPTION_SUMMARY "${PACKAGE} ${PACKAGE_VERSION}")
set(SOVERSION "4.0.0")
set(CPACK_SOURCE_GENERATOR "TGZ")
set(CPACK_SOURCE_PACKAGE_FILE_NAME "${CPACK_PACKAGE_NAME}-${CPACK_PACKAGE_VERSION}")
set(VERSION "${CPACK_PACKAGE_VERSION}")
set(LWS_LIBRARY_VERSION ${CPACK_PACKAGE_VERSION})
set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${PROJECT_SOURCE_DIR}/cmake/")
message(STATUS "CMAKE_TOOLCHAIN_FILE='${CMAKE_TOOLCHAIN_FILE}'")
# Try to find the current Git hash.
find_package(Git)
if(GIT_EXECUTABLE)
execute_process(
WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}"
COMMAND "${GIT_EXECUTABLE}" log -n 1 --pretty=%h
OUTPUT_VARIABLE GIT_HASH
OUTPUT_STRIP_TRAILING_WHITESPACE
)
set(LWS_BUILD_HASH ${GIT_HASH})
message("Git commit hash: ${LWS_BUILD_HASH}")
endif()
option(LWS_WITH_SSL "Include SSL support (default OpenSSL, CyaSSL if LWS_USE_CYASSL is set)" ON)
option(LWS_USE_EXTERNAL_ZLIB "Search the system for ZLib instead of using the included one (on Windows)" OFF)
option(LWS_USE_CYASSL "Use CyaSSL replacement for OpenSSL. When settings this, you also need to specify LWS_CYASSL_LIB and LWS_CYASSL_INCLUDE_DIRS" OFF)
option(LWS_WITHOUT_BUILTIN_GETIFADDRS "Don't use BSD getifaddrs implementation from libwebsockets if it is missing (this will result in a compilation error) ... Default is your libc provides it. On some systems such as uclibc it doesn't exist." OFF)
option(LWS_WITHOUT_CLIENT "Don't build the client part of the library" OFF)
option(LWS_WITHOUT_SERVER "Don't build the server part of the library" OFF)
#option(LWS_WITH_LIBCRYPTO "Use libcrypto MD5 and SHA1 implementations" ON)
option(LWS_LINK_TESTAPPS_DYNAMIC "Link the test apps to the shared version of the library. Default is to link statically" OFF)
option(LWS_WITHOUT_TESTAPPS "Don't build the libwebsocket-test-apps" OFF)
option(LWS_WITHOUT_TEST_SERVER "Don't build the test server" OFF)
option(LWS_WITHOUT_TEST_SERVER_EXTPOLL "Don't build the test server version that uses external poll" OFF)
option(LWS_WITHOUT_TEST_PING "Don't build the ping test application" OFF)
option(LWS_WITHOUT_TEST_CLIENT "Don't build the client test application" OFF)
option(LWS_WITHOUT_TEST_FRAGGLE "Don't build the ping test application" OFF)
option(LWS_WITHOUT_DEBUG "Don't compile debug related code" OFF)
option(LWS_WITHOUT_EXTENSIONS "Don't compile with extensions" OFF)
option(LWS_WITH_LATENCY "Build latency measuring code into the library" OFF)
option(LWS_WITHOUT_DAEMONIZE "Don't build the daemonization api" OFF)
# Allow the user to override installation directories.
set(LWS_INSTALL_LIB_DIR lib CACHE PATH "Installation directory for libraries")
set(LWS_INSTALL_BIN_DIR bin CACHE PATH "Installation directory for executables")
set(LWS_INSTALL_INCLUDE_DIR include CACHE PATH "Installation directory for header files")
set(LWS_INSTALL_EXAMPLES_DIR bin CACHE PATH "Installation directory for example files")
if (LWS_WITHOUT_CLIENT AND LWS_WITHOUT_SERVER)
message(FATAL_ERROR "Makes no sense to compile without both client or server.")
endif()
# The base dir where the test-apps look for the SSL certs.
set(LWS_OPENSSL_CLIENT_CERTS ../share CACHE PATH "Server SSL certificate directory")
if (WIN32)
set(LWS_OPENSSL_CLIENT_CERTS . CACHE PATH "Client SSL certificate directory")
else()
set(LWS_OPENSSL_CLIENT_CERTS /etc/pki/tls/certs/ CACHE PATH "Client SSL certificate directory")
endif()
set(LWS_CYASSL_LIB CACHE PATH "Path to the CyaSSL library")
set(LWS_CYASSL_INCLUDE_DIRS CACHE PATH "Path to the CyaSSL include directory")
if (LWS_USE_CYASSL)
if ("${LWS_CYASSL_LIB}" STREQUAL "" OR "${LWS_CYASSL_INCLUDE_DIRS}" STREQUAL "")
message(FATAL_ERROR "You must set LWS_CYASSL_LIB and LWS_CYASSL_INCLUDE_DIRS when LWS_USE_CYASSL is turned on")
endif()
endif()
if (LWS_WITHOUT_EXTENSIONS)
set(LWS_NO_EXTENSIONS 1)
endif()
if (LWS_WITH_SSL)
set(LWS_OPENSSL_SUPPORT 1)
endif()
if (LWS_WITH_LATENCY)
set(LWS_LATENCY 1)
endif()
if (LWS_WITHOUT_DAEMONIZE OR WIN32)
set(LWS_NO_DAEMONIZE 1)
endif()
if (LWS_WITHOUT_SERVER)
set(LWS_NO_SERVER 1)
endif()
if (LWS_WITHOUT_CLIENT)
set(LWS_NO_CLIENT 1)
endif()
if (LWS_WITHOUT_DEBUG)
set(_DEBUG 0)
else()
set(_DEBUG 1)
endif()
if (MINGW)
set(LWS_MINGW_SUPPORT 1)
endif()
include_directories("${PROJECT_BINARY_DIR}")
include(CheckCSourceCompiles)
# Check for different inline keyword versions.
foreach(KEYWORD "inline" "__inline__" "__inline")
set(CMAKE_REQUIRED_DEFINITIONS "-DKEYWORD=${KEYWORD}")
CHECK_C_SOURCE_COMPILES(
"
#include <stdio.h>
KEYWORD void a() {}
int main(int argc, char **argv) { a(); return 0; }
" HAVE_${KEYWORD})
endforeach()
if (NOT HAVE_inline)
if (HAVE___inline__)
set(inline __inline__)
elseif(HAVE___inline)
set(inline __inline)
endif()
endif()
# Put the libaries and binaries that get built into directories at the
# top of the build tree rather than in hard-to-find leaf directories.
SET(CMAKE_RUNTIME_OUTPUT_DIRECTORY "${PROJECT_BINARY_DIR}/bin")
SET(CMAKE_LIBRARY_OUTPUT_DIRECTORY "${PROJECT_BINARY_DIR}/lib")
SET(CMAKE_ARCHIVE_OUTPUT_DIRECTORY "${PROJECT_BINARY_DIR}/lib")
# Put absolute path of dynamic libraries into the object code. Some
# architectures, notably Mac OS X, need this.
SET(CMAKE_INSTALL_NAME_DIR "${CMAKE_INSTALL_PREFIX}/${LWS_INSTALL_LIB_DIR}${LIB_SUFFIX}")
# So we can include the CMake generated config file only when
# building with CMAKE.
add_definitions(-DCMAKE_BUILD)
include(CheckFunctionExists)
include(CheckIncludeFile)
include(CheckIncludeFiles)
include(CheckLibraryExists)
CHECK_FUNCTION_EXISTS(bzero HAVE_BZERO)
CHECK_FUNCTION_EXISTS(fork HAVE_FORK)
CHECK_FUNCTION_EXISTS(malloc HAVE_MALLOC)
CHECK_FUNCTION_EXISTS(memset HAVE_MEMSET)
CHECK_FUNCTION_EXISTS(realloc HAVE_REALLOC)
CHECK_FUNCTION_EXISTS(socket HAVE_SOCKET)
CHECK_FUNCTION_EXISTS(strerror HAVE_STRERROR)
CHECK_FUNCTION_EXISTS(vfork HAVE_VFORK)
CHECK_FUNCTION_EXISTS(getifaddrs HAVE_GETIFADDRS)
if (NOT HAVE_GETIFADDRS)
if (LWS_WITHOUT_BUILTIN_GETIFADDRS)
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.")
endif()
set(LWS_BUILTIN_GETIFADDRS 1)
endif()
CHECK_INCLUDE_FILE(dlfcn.h HAVE_DLFCN_H)
CHECK_INCLUDE_FILE(fcntl.h HAVE_FCNTL_H)
CHECK_INCLUDE_FILE(inttypes.h HAVE_INTTYPES_H)
CHECK_INCLUDE_FILE(memory.h HAVE_MEMORY_H)
CHECK_INCLUDE_FILE(netinet/in.h HAVE_NETINET_IN_H)
CHECK_INCLUDE_FILE(stdint.h HAVE_STDINT_H)
CHECK_INCLUDE_FILE(stdlib.h HAVE_STDLIB_H)
CHECK_INCLUDE_FILE(strings.h HAVE_STRINGS_H)
CHECK_INCLUDE_FILE(string.h HAVE_STRING_H)
CHECK_INCLUDE_FILE(sys/prctl.h HAVE_SYS_PRCTL_H)
CHECK_INCLUDE_FILE(sys/socket.h HAVE_SYS_SOCKET_H)
CHECK_INCLUDE_FILE(sys/stat.h HAVE_SYS_STAT_H)
CHECK_INCLUDE_FILE(sys/types.h HAVE_SYS_TYPES_H)
CHECK_INCLUDE_FILE(unistd.h HAVE_UNISTD_H)
CHECK_INCLUDE_FILE(vfork.h HAVE_VFORK_H)
CHECK_INCLUDE_FILE(zlib.h HAVE_ZLIB_H)
# TODO: These can be tested if they actually work also...
set(HAVE_WORKING_FORK HAVE_FORK)
set(HAVE_WORKING_VFORK HAVE_VFORK)
CHECK_INCLUDE_FILES("stdlib.h;stdarg.h;string.h;float.h" STDC_HEADERS)
if (NOT HAVE_SYS_TYPES_H)
set(pid_t int)
set(size_t "unsigned int")
endif()
if (NOT HAVE_MALLOC)
set(malloc rpl_malloc)
endif()
if (NOT HAVE_REALLOC)
set(realloc rpl_realloc)
endif()
# Generate the config.h that includes all the compilation settings.
configure_file(
"${PROJECT_SOURCE_DIR}/config.h.cmake"
"${PROJECT_BINARY_DIR}/lws_config.h")
if (MSVC)
# Turn off stupid microsoft security warnings.
add_definitions(-D_CRT_SECURE_NO_DEPRECATE -D_CRT_NONSTDC_NO_DEPRECATE)
endif(MSVC)
include_directories("${PROJECT_SOURCE_DIR}/lib")
# Group headers and sources.
# Some IDEs use this for nicer file structure.
set(HDR_PRIVATE
lib/private-libwebsockets.h
"${PROJECT_BINARY_DIR}/lws_config.h"
)
set(HDR_PUBLIC
"${PROJECT_SOURCE_DIR}/lib/libwebsockets.h"
)
set(SOURCES
lib/base64-decode.c
lib/handshake.c
lib/libwebsockets.c
lib/output.c
lib/parsers.c
lib/sha-1.c
)
if (NOT LWS_WITHOUT_CLIENT)
list(APPEND SOURCES
lib/client.c
lib/client-handshake.c
lib/client-parser.c
)
endif()
if (NOT LWS_WITHOUT_SERVER)
list(APPEND SOURCES
lib/server.c
lib/server-handshake.c
)
endif()
if (NOT LWS_WITHOUT_EXTENSIONS)
list(APPEND HDR_PRIVATE
lib/extension-deflate-frame.h
lib/extension-deflate-stream.h
)
list(APPEND SOURCES
lib/extension.c
lib/extension-deflate-frame.c
lib/extension-deflate-stream.c
)
endif()
# Add helper files for Windows.
if (WIN32)
set(WIN32_HELPERS_PATH win32port/win32helpers)
list(APPEND HDR_PUBLIC
${WIN32_HELPERS_PATH}/websock-w32.h
)
if (NOT MINGW)
list(APPEND SOURCES
${WIN32_HELPERS_PATH}/websock-w32.c
)
endif()
include_directories(${WIN32_HELPERS_PATH})
else(WIN32)
# Unix.
if (NOT LWS_WITHOUT_DAEMONIZE)
list(APPEND SOURCES
lib/daemonize.c
)
endif()
endif(WIN32)
if (UNIX)
if (NOT HAVE_GETIFADDRS)
list(APPEND HDR_PRIVATE lib/getifaddrs.h)
list(APPEND SOURCES lib/getifaddrs.c)
endif()
endif(UNIX)
if (CMAKE_COMPILER_IS_GNUCC OR CMAKE_COMPILER_IS_GNUCXX)
if (UNIX)
set( CMAKE_C_FLAGS "-Wall -Werror -O4 -fvisibility=hidden ${CMAKE_C_FLAGS}" )
else(UNIX)
set( CMAKE_C_FLAGS "-Wall -O4 -fvisibility=hidden ${CMAKE_C_FLAGS}" )
endif(UNIX)
endif ()
source_group("Headers Private" FILES ${HDR_PRIVATE})
source_group("Headers Public" FILES ${HDR_PUBLIC})
source_group("Sources" FILES ${SOURCES})
#
# Create the lib.
#
add_library(websockets STATIC
${HDR_PRIVATE}
${HDR_PUBLIC}
${SOURCES})
add_library(websockets_shared SHARED
${HDR_PRIVATE}
${HDR_PUBLIC}
${SOURCES})
if (WIN32)
# On Windows libs have the same file ending (.lib)
# for both static and shared libraries, so we
# need a unique name for the static one.
set_target_properties(websockets
PROPERTIES
OUTPUT_NAME websockets_static)
# Compile as DLL (export function declarations)
set_property(
TARGET websockets_shared
PROPERTY COMPILE_DEFINITIONS
LWS_DLL
LWS_INTERNAL
)
endif(WIN32)
# We want the shared lib to be named "libwebsockets"
# not "libwebsocket_shared".
set_target_properties(websockets_shared
PROPERTIES
OUTPUT_NAME websockets)
# Set the so version of the lib.
# Equivalent to LDFLAGS=-version-info x:x:x
if(CMAKE_COMPILER_IS_GNUCC OR CMAKE_COMPILER_IS_GNUCXX)
foreach(lib websockets websockets_shared)
set_target_properties(${lib}
PROPERTIES
SOVERSION ${SOVERSION})
endforeach()
endif()
set(LIB_LIST)
#
# Find libraries.
#
#
# ZLIB (Only needed for deflate extensions).
#
if (NOT LWS_WITHOUT_EXTENSIONS)
if (WIN32 AND NOT LWS_USE_EXTERNAL_ZLIB)
message("Using included Zlib version")
# Compile ZLib if needed.
set(WIN32_ZLIB_PATH "win32port/zlib")
set(ZLIB_SRCS
${WIN32_ZLIB_PATH}/adler32.c
${WIN32_ZLIB_PATH}/compress.c
${WIN32_ZLIB_PATH}/crc32.c
${WIN32_ZLIB_PATH}/deflate.c
${WIN32_ZLIB_PATH}/gzclose.c
${WIN32_ZLIB_PATH}/gzio.c
${WIN32_ZLIB_PATH}/gzlib.c
${WIN32_ZLIB_PATH}/gzread.c
${WIN32_ZLIB_PATH}/gzwrite.c
${WIN32_ZLIB_PATH}/infback.c
${WIN32_ZLIB_PATH}/inffast.c
${WIN32_ZLIB_PATH}/inflate.c
${WIN32_ZLIB_PATH}/inftrees.c
${WIN32_ZLIB_PATH}/trees.c
${WIN32_ZLIB_PATH}/uncompr.c
${WIN32_ZLIB_PATH}/zutil.c
)
# Create the library.
add_library(ZLIB STATIC ${ZLIB_SRCS})
# Set the same variables as find_package would.
set(ZLIB_INCLUDE_DIRS ${WIN32_ZLIB_PATH})
get_property(ZLIB_LIBRARIES TARGET ZLIB PROPERTY LOCATION)
set(ZLIB_FOUND 1)
else()
find_package(ZLIB REQUIRED)
endif()
# Make sure ZLib is compiled before the libs.
foreach (lib websockets websockets_shared)
add_dependencies(${lib} ZLIB)
endforeach()
message("ZLib include dirs: ${ZLIB_INCLUDE_DIRS}")
message("ZLib libraries: ${ZLIB_LIBRARIES}")
include_directories(${ZLIB_INCLUDE_DIRS})
list(APPEND LIB_LIST ${ZLIB_LIBRARIES})
endif(NOT LWS_WITHOUT_EXTENSIONS)
#
# OpenSSL
#
if (LWS_WITH_SSL)
message("Compiling with SSL support")
if (LWS_USE_CYASSL)
# Use CyaSSL as OpenSSL replacement.
# TODO: Add a find_package command for this also.
message("CyaSSL include dir: ${LWS_CYASSL_INCLUDE_DIRS}")
message("CyaSSL libraries: ${LWS_CYASSL_LIB}")
# Additional to the root directory we need to include
# the cyassl/ subdirectory which contains the OpenSSL
# compatability layer headers.
foreach(inc ${CYASSL_INCLUDE_DIRS})
include_directories("${inc}" "${inc}/cyassl")
endforeach()
list(APPEND LIB_LIST "${LWS_CYASSL_LIB}")
else()
# TODO: Add support for STATIC also.
find_package(OpenSSL REQUIRED)
message("OpenSSL include dir: ${OPENSSL_INCLUDE_DIR}")
message("OpenSSL libraries: ${OPENSSL_LIBRARIES}")
include_directories("${OPENSSL_INCLUDE_DIR}")
list(APPEND LIB_LIST ${OPENSSL_LIBRARIES})
endif()
endif(LWS_WITH_SSL)
#
# Platform specific libs.
#
if (WIN32)
list(APPEND LIB_LIST ws2_32.lib)
endif()
if (UNIX)
list(APPEND LIB_LIST m)
endif()
# Setup the linking for all libs.
foreach (lib websockets websockets_shared)
target_link_libraries(${lib} ${LIB_LIST})
endforeach()
#
# Test applications
#
set(TEST_APP_LIST)
if (NOT LWS_WITHOUT_TESTAPPS)
#
# Helper function for adding a test app.
#
macro(create_test_app TEST_NAME MAIN_SRC WIN32_SRCS WIN32_HDRS)
set(TEST_SRCS ${MAIN_SRC})
set(TEST_HDR)
if (WIN32)
list(APPEND TEST_SRCS
${WIN32_HELPERS_PATH}/getopt.c
${WIN32_HELPERS_PATH}/getopt_long.c
${WIN32_HELPERS_PATH}/gettimeofday.c
${WIN32_SRCS})
list(APPEND TEST_HDR
${WIN32_HELPERS_PATH}/getopt.h
${WIN32_HELPERS_PATH}/gettimeofday.h
${WIN32_HDRS})
endif(WIN32)
source_group("Headers Private" FILES ${TEST_HDR})
source_group("Sources" FILES ${TEST_SRCS})
add_executable(${TEST_NAME} ${TEST_SRCS} ${TEST_HDR})
if (LWS_LINK_TESTAPPS_DYNAMIC)
target_link_libraries(${TEST_NAME} websockets_shared)
add_dependencies(${TEST_NAME} websockets_shared)
else(LWS_LINK_TESTAPPS_DYNAMIC)
target_link_libraries(${TEST_NAME} websockets)
add_dependencies(${TEST_NAME} websockets)
endif(LWS_LINK_TESTAPPS_DYNAMIC)
# Set test app specific defines.
set_property(TARGET ${TEST_NAME}
PROPERTY COMPILE_DEFINITIONS
INSTALL_DATADIR="${CMAKE_INSTALL_PREFIX}/share"
)
# Prefix the binary names with libwebsockets.
set_target_properties(${TEST_NAME}
PROPERTIES
OUTPUT_NAME libwebsockets-${TEST_NAME})
# Add to the list of tests.
list(APPEND TEST_APP_LIST ${TEST_NAME})
endmacro()
if (LWS_WITH_SSL AND NOT LWS_USE_CYASSL)
message("Searching for OpenSSL executable and dlls")
find_package(OpenSSLbins)
message("OpenSSL executable: ${OPENSSL_EXECUTABLE}")
endif()
if (NOT LWS_WITHOUT_SERVER)
#
# test-server
#
if (NOT LWS_WITHOUT_TEST_SERVER)
create_test_app(test-server
"test-server/test-server.c"
""
"${WIN32_HELPERS_PATH}/netdb.h;${WIN32_HELPERS_PATH}/strings.h;${WIN32_HELPERS_PATH}/unistd.h;${WIN32_HELPERS_PATH}/websock-w32.h")
endif()
#
# test-server-extpoll
#
if (NOT LWS_WITHOUT_TEST_SERVER_EXTPOLL)
create_test_app(test-server-extpoll
"test-server/test-server.c"
"win32port/win32helpers/websock-w32.c"
"${WIN32_HELPERS_PATH}/netdb.h;${WIN32_HELPERS_PATH}/strings.h;${WIN32_HELPERS_PATH}/unistd.h;${WIN32_HELPERS_PATH}/websock-w32.h")
# Set defines for this executable only.
set_property(
TARGET test-server-extpoll
PROPERTY COMPILE_DEFINITIONS
EXTERNAL_POLL
INSTALL_DATADIR="${CMAKE_INSTALL_PREFIX}/share"
)
# We need to link against winsock code.
if (WIN32)
target_link_libraries(test-server-extpoll ws2_32.lib)
endif(WIN32)
endif()
# Data files for running the test server.
set(TEST_SERVER_DATA
"${PROJECT_SOURCE_DIR}/test-server/favicon.ico"
"${PROJECT_SOURCE_DIR}/test-server/leaf.jpg"
"${PROJECT_SOURCE_DIR}/test-server/libwebsockets.org-logo.png"
"${PROJECT_SOURCE_DIR}/test-server/test.html")
# Generate self-signed SSL certs for the test-server.
if (LWS_WITH_SSL AND OPENSSL_EXECUTABLE AND NOT LWS_WITHOUT_TEST_SERVER)
message("Generating SSL Certificates for the test-server...")
set(TEST_SERVER_SSL_KEY "${PROJECT_BINARY_DIR}/libwebsockets-test-server.key.pem")
set(TEST_SERVER_SSL_CERT "${PROJECT_BINARY_DIR}/libwebsockets-test-server.pem")
if (WIN32)
file(WRITE "${PROJECT_BINARY_DIR}/openssl_input.txt"
"GB\n"
"Erewhon\n"
"All around\n"
"libwebsockets-test\n"
"localhost\n"
"none@invalid.org\n\n"
)
# The "type" command is a bit picky with paths.
file(TO_NATIVE_PATH "${PROJECT_BINARY_DIR}/openssl_input.txt" OPENSSL_INPUT_WIN_PATH)
message("OPENSSL_INPUT_WIN_PATH = ${OPENSSL_INPUT_WIN_PATH}")
message("cmd = \"${OPENSSL_EXECUTABLE}\" req -new -newkey rsa:1024 -days 10000 -nodes -x509 -keyout \"${TEST_SERVER_SSL_KEY}\" -out \"${TEST_SERVER_SSL_CERT}\"")
execute_process(
COMMAND cmd /c type "${OPENSSL_INPUT_WIN_PATH}"
COMMAND "${OPENSSL_EXECUTABLE}" req -new -newkey rsa:1024 -days 10000 -nodes -x509 -keyout "${TEST_SERVER_SSL_KEY}" -out "${TEST_SERVER_SSL_CERT}"
RESULT_VARIABLE OPENSSL_RETURN_CODE)
message("\n")
if (OPENSSL_RETURN_CODE)
message(WARNING "!!! Failed to generate SSL certificate for Test Server using cmd.exe !!!:\nOpenSSL return code = ${OPENSSL_RETURN_CODE}")
else()
message("SUCCSESFULLY generated SSL certificate")
endif()
else()
# Unix.
execute_process(
COMMAND printf "GB\\nErewhon\\nAll around\\nlibwebsockets-test\\n\\nlocalhost\\nnone@invalid.org\\n"
COMMAND "${OPENSSL_EXECUTABLE}"
req -new -newkey rsa:1024 -days 10000 -nodes -x509 -keyout "${TEST_SERVER_SSL_KEY}" -out "${TEST_SERVER_SSL_CERT}"
RESULT_VARIABLE OPENSSL_RETURN_CODE)
if (OPENSSL_RETURN_CODE)
message(WARNING "!!! Failed to generate SSL certificate for Test Server!!!:\nOpenSSL return code = ${OPENSSL_RETURN_CODE}")
else()
message("SUCCSESFULLY generated SSL certificate")
endif()
endif()
list(APPEND TEST_SERVER_DATA
"${TEST_SERVER_SSL_KEY}"
"${TEST_SERVER_SSL_CERT}")
endif()
add_custom_command(TARGET test-server
POST_BUILD
COMMAND "${CMAKE_COMMAND}" -E make_directory "$<TARGET_FILE_DIR:test-server>/../share/libwebsockets-test-server")
# Copy the file needed to run the server so that the test apps can
# reach them from their default output location
foreach (TEST_FILE ${TEST_SERVER_DATA})
if (EXISTS ${TEST_FILE})
add_custom_command(TARGET test-server
POST_BUILD
COMMAND "${CMAKE_COMMAND}" -E copy "${TEST_FILE}" "$<TARGET_FILE_DIR:test-server>/../share/libwebsockets-test-server" VERBATIM)
endif()
endforeach()
endif(NOT LWS_WITHOUT_SERVER)
if (NOT LWS_WITHOUT_CLIENT)
#
# test-client
#
if (NOT LWS_WITHOUT_TEST_CLIENT)
create_test_app(test-client
"test-server/test-client.c"
""
"")
endif()
#
# test-fraggle
#
if (NOT LWS_WITHOUT_TEST_FRAGGLE)
create_test_app(test-fraggle
"test-server/test-fraggle.c"
""
"${WIN32_HELPERS_PATH}/unistd.h;${WIN32_HELPERS_PATH}/sys/time.h")
endif()
#
# test-ping
#
if (NOT LWS_WITHOUT_TEST_PING)
create_test_app(test-ping
"test-server/test-ping.c"
""
"${WIN32_HELPERS_PATH}/unistd.h;${WIN32_HELPERS_PATH}/sys/time.h")
endif()
#
# test-echo
#
if (NOT WITHOUT_TEST_ECHO)
create_test_app(test-echo
"test-server/test-echo.c"
""
"${WIN32_HELPERS_PATH}/unistd.h;${WIN32_HELPERS_PATH}/sys/time.h")
endif()
endif(NOT LWS_WITHOUT_CLIENT)
#
# Copy OpenSSL dlls to the output directory on Windows.
# (Otherwise we'll get an error when trying to run)
#
if (WIN32 AND LWS_WITH_SSL AND NOT LWS_USE_CYASSL)
if(OPENSSL_BIN_FOUND)
message("OpenSSL dlls found:")
message(" Libeay: ${LIBEAY_BIN}")
message(" SSLeay: ${SSLEAY_BIN}")
foreach(TARGET_BIN ${TEST_APP_LIST})
add_custom_command(TARGET ${TARGET_BIN}
POST_BUILD
COMMAND "${CMAKE_COMMAND}" -E copy "${LIBEAY_BIN}" "$<TARGET_FILE_DIR:${TARGET_BIN}>" VERBATIM)
add_custom_command(TARGET ${TARGET_BIN}
POST_BUILD
COMMAND "${CMAKE_COMMAND}" -E copy "${SSLEAY_BIN}" "$<TARGET_FILE_DIR:${TARGET_BIN}>" VERBATIM)
endforeach()
endif()
endif()
endif(NOT LWS_WITHOUT_TESTAPPS)
if (UNIX)
# Generate documentation.
# TODO: Fix this on Windows.
message("Generating API documentation")
file(GLOB C_FILES "${PROJECT_SOURCE_DIR}/lib/*.c")
execute_process(COMMAND "${CMAKE_COMMAND}" -E make_directory "${PROJECT_BINARY_DIR}/doc/")
execute_process(
COMMAND "${PROJECT_SOURCE_DIR}/scripts/kernel-doc" -html ${C_FILES} ${HDR_PUBLIC}
OUTPUT_FILE "${PROJECT_BINARY_DIR}/doc/libwebsockets-api-doc.html"
ERROR_QUIET)
execute_process(
COMMAND "${PROJECT_SOURCE_DIR}/scripts/kernel-doc" -text ${C_FILES} ${HDR_PUBLIC}
OUTPUT_FILE "${PROJECT_BINARY_DIR}/doc/libwebsockets-api-doc.txt"
ERROR_QUIET)
# Generate and install pkgconfig.
# (This is not indented, because the tabs will be part of the output)
file(WRITE "${PROJECT_BINARY_DIR}/libwebsockets.pc"
"prefix=\"${CMAKE_INSTALL_PREFIX}\"
exec_prefix=\${prefix}
libdir=\${exec_prefix}/lib${LIB_SUFFIX}
includedir=\${prefix}/include
Name: libwebsockets
Description: Websockets server and client library
Version: ${CPACK_PACKAGE_VERSION_MAJOR}.${CPACK_PACKAGE_VERSION_MINOR}
Libs: -L\${libdir} -lwebsockets
Cflags: -I\${includedir}"
)
install(FILES "${PROJECT_BINARY_DIR}/libwebsockets.pc"
DESTINATION lib${LIB_SUFFIX}/pkgconfig)
endif(UNIX)
#
# Installation preparations.
#
if(WIN32 AND NOT CYGWIN)
set(DEF_INSTALL_CMAKE_DIR cmake)
else()
set(DEF_INSTALL_CMAKE_DIR lib/cmake/libwebsockets)
endif()
set(LWS_INSTALL_CMAKE_DIR ${DEF_INSTALL_CMAKE_DIR} CACHE PATH "Installation directory for CMake files")
# Make sure the paths are absolute.
foreach(p LIB BIN INCLUDE CMAKE)
set(var LWS_INSTALL_${p}_DIR)
if(NOT IS_ABSOLUTE "${${var}}")
set(${var} "${CMAKE_INSTALL_PREFIX}/${${var}}")
endif()
endforeach()
# Export targets (This is used for other CMake projects to easily find the libraries and include files).
export(TARGETS websockets websockets_shared
FILE "${PROJECT_BINARY_DIR}/LibwebsocketsTargets.cmake")
export(PACKAGE libwebsockets)
# Generate the config file for the build-tree.
set(LWS__INCLUDE_DIRS
"${PROJECT_SOURCE_DIR}/lib"
"${PROJECT_BINARY_DIR}")
set(LIBWEBSOCKETS_INCLUDE_DIRS ${LWS__INCLUDE_DIRS} CACHE PATH "Libwebsockets include directories")
configure_file(${PROJECT_SOURCE_DIR}/cmake/LibwebsocketsConfig.cmake.in
${PROJECT_BINARY_DIR}/LibwebsocketsConfig.cmake
@ONLY)
# Generate the config file for the installation tree.
file(RELATIVE_PATH
REL_INCLUDE_DIR
"${LWS_INSTALL_CMAKE_DIR}"
"${LWS_INSTALL_INCLUDE_DIR}") # Calculate the relative directory from the Cmake dir.
# Note the EVENT_CMAKE_DIR is defined in JanssonConfig.cmake.in,
# we escape it here so it's evaluated when it is included instead
# so that the include dirs are given relative to where the
# config file is located.
set(LWS__INCLUDE_DIRS
"\${LWS_CMAKE_DIR}/${REL_INCLUDE_DIR}")
configure_file(${PROJECT_SOURCE_DIR}/cmake/LibwebsocketsConfig.cmake.in
${PROJECT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/LibwebsocketsConfig.cmake
@ONLY)
# Generate version info for both build-tree and install-tree.
configure_file(${PROJECT_SOURCE_DIR}/cmake/LibwebsocketsConfigVersion.cmake.in
${PROJECT_BINARY_DIR}/LibwebsocketsConfigVersion.cmake
@ONLY)
set_target_properties(websockets websockets_shared
PROPERTIES PUBLIC_HEADER "${HDR_PUBLIC}")
#
# Installation.
#
# Install libs and headers.
install(TARGETS websockets websockets_shared
EXPORT LibwebsocketsTargets
LIBRARY DESTINATION "${LWS_INSTALL_LIB_DIR}${LIB_SUFFIX}" COMPONENT libraries
ARCHIVE DESTINATION "${LWS_INSTALL_LIB_DIR}${LIB_SUFFIX}" COMPONENT libraries
RUNTIME DESTINATION "${LWS_INSTALL_BIN_DIR}" COMPONENT libraries # Windows DLLs
PUBLIC_HEADER DESTINATION "${LWS_INSTALL_INCLUDE_DIR}" COMPONENT dev)
set(CPACK_COMPONENT_LIBRARIES_DISPLAY_NAME "Libraries")
set(CPACK_COMPONENT_DEV_DISPLAY_NAME "Development files")
# Install test apps.
if (NOT LWS_WITHOUT_TESTAPPS AND NOT LWS_WITHOUT_CLIENT)
install(TARGETS test-client ${TEST_APP_LIST}
RUNTIME DESTINATION ${LWS_INSTALL_EXAMPLES_DIR}
COMPONENT examples)
set(CPACK_COMPONENT_EXAMPLES_DISPLAY_NAME "Example files")
endif()
# Programs shared files used by the test-server.
if (NOT LWS_WITHOUT_TESTAPPS AND NOT LWS_WITHOUT_SERVER)
install(FILES ${TEST_SERVER_DATA}
DESTINATION share/libwebsockets-test-server
COMPONENT examples)
endif()
# Install exports for the install-tree.
install(EXPORT LibwebsocketsTargets
DESTINATION "${LWS_INSTALL_CMAKE_DIR}" COMPONENT dev)
# build subdir is not part of sources
set(CPACK_SOURCE_IGNORE_FILES $(CPACK_SOURCE_IGNORE_FILES) ".git" "build" "tgz" "tar.gz")
# Most people are more used to "make dist" compared to "make package_source"
add_custom_target(dist COMMAND "${CMAKE_MAKE_PROGRAM}" package_source)
include(UseRPMTools)
if (RPMTools_FOUND)
RPMTools_ADD_RPM_TARGETS(libwebsockets libwebsockets.spec)
endif()
message("---------------------------------------------------------------------")
message(" Settings: (For more help do cmake -LH <srcpath>")
message("---------------------------------------------------------------------")
message(" LWS_WITH_SSL = ${LWS_WITH_SSL} (SSL Support)")
message(" LWS_USE_CYASSL = ${LWS_USE_CYASSL} (CyaSSL replacement for OpenSSL)")
if (LWS_USE_CYASSL)
message(" LWS_CYASSL_LIB = ${LWS_CYASSL_LIB}")
message(" LWS_CYASSL_INCLUDE_DIRS = ${LWS_CYASSL_INCLUDE_DIRS}")
endif()
message(" LWS_WITHOUT_BUILTIN_GETIFADDRS = ${LWS_WITHOUT_BUILTIN_GETIFADDRS}")
message(" LWS_WITHOUT_CLIENT = ${LWS_WITHOUT_CLIENT}")
message(" LWS_WITHOUT_SERVER = ${LWS_WITHOUT_SERVER}")
message(" LWS_LINK_TESTAPPS_DYNAMIC = ${LWS_LINK_TESTAPPS_DYNAMIC}")
message(" LWS_WITHOUT_TESTAPPS = ${LWS_WITHOUT_TESTAPPS}")
message(" LWS_WITHOUT_TEST_SERVER = ${LWS_WITHOUT_TEST_SERVER}")
message(" LWS_WITHOUT_TEST_SERVER_EXTPOLL = ${LWS_WITHOUT_TEST_SERVER_EXTPOLL}")
message(" LWS_WITHOUT_TEST_PING = ${LWS_WITHOUT_TEST_PING}")
message(" LWS_WITHOUT_TEST_CLIENT = ${LWS_WITHOUT_TEST_CLIENT}")
message(" LWS_WITHOUT_TEST_FRAGGLE = ${LWS_WITHOUT_TEST_FRAGGLE}")
message(" LWS_WITHOUT_DEBUG = ${LWS_WITHOUT_DEBUG}")
message(" LWS_WITHOUT_EXTENSIONS = ${LWS_WITHOUT_EXTENSIONS}")
message(" LWS_WITH_LATENCY = ${LWS_WITH_LATENCY}")
message(" LWS_WITHOUT_DAEMONIZE = ${LWS_WITHOUT_DAEMONIZE}")
message("---------------------------------------------------------------------")
# These will be available to parent projects including libwebsockets using add_subdirectory()
set(LIBWEBSOCKETS_LIBRARIES websocket websockets_shared CACHE STRING "Libwebsocket libraries")
set(LIBWEBSOCKETS_LIBRARIES_STATIC websocket CACHE STRING "Libwebsocket static library")
set(LIBWEBSOCKETS_LIBRARIES_SHARED websockets_shared CACHE STRING "Libwebsocket shared library")
# This must always be last!
include(CPack)
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