290 lines
11 KiB
CMake
290 lines
11 KiB
CMake
# ============================================================================
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#
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# CMake file for PeerApi
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#
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# ============================================================================
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cmake_minimum_required(VERSION 3.2)
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project(peerapi)
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# ============================================================================
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# The version number.
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# ============================================================================
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set(PACKAGE "peerapi")
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set(CPACK_PACKAGE_NAME "${PACKAGE}")
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set(CPACK_PACKAGE_VERSION_MAJOR "0")
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set(CPACK_PACKAGE_VERSION_MINOR "0")
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set(CPACK_PACKAGE_VERSION_PATCH "1")
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set(CPACK_PACKAGE_VERSION "${CPACK_PACKAGE_VERSION_MAJOR}.${CPACK_PACKAGE_VERSION_MINOR}.${CPACK_PACKAGE_VERSION_PATCH}")
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#set(CPACK_PACKAGE_VENDOR "")
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set(CPACK_PACKAGE_DESCRIPTION_SUMMARY "${PACKAGE} ${PACKAGE_VERSION}")
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option(PEERAPI_WITH_STATIC "Build the static version of the library" ON)
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option(PEERAPI_WITH_SHARED "Build the shared version of the library" ON)
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option(PEERAPI_BUILD_EXAMPLE "Build the example application" ON)
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option(PEERAPI_BUILD_TEST "Build test application" ON)
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if (NOT (PEERAPI_WITH_STATIC OR PEERAPI_WITH_SHARED))
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message(FATAL_ERROR "Makes no sense to compile with neither static nor shared libraries.")
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endif()
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set_property(GLOBAL PROPERTY USE_FOLDERS ON)
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message(STATUS "CMAKE_TOOLCHAIN_FILE='${CMAKE_TOOLCHAIN_FILE}'")
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# ============================================================================
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# Platform or compiler specific configurations
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# ============================================================================
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if (MSVC)
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# Use /MT or /MTd instead of /MD or /MDd
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foreach(flag_var
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CMAKE_CXX_FLAGS CMAKE_CXX_FLAGS_DEBUG CMAKE_CXX_FLAGS_RELEASE
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CMAKE_CXX_FLAGS_MINSIZEREL CMAKE_CXX_FLAGS_RELWITHDEBINFO)
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if(${flag_var} MATCHES "/MD")
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string(REGEX REPLACE "/MD" "/MT" ${flag_var} "${${flag_var}}")
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endif(${flag_var} MATCHES "/MD")
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endforeach(flag_var)
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elseif (APPLE)
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11 -fvisibility=hidden")
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set(CMAKE_XCODE_ATTRIBUTE_CLANG_CXX_LANGUAGE_STANDARD "c++11")
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elseif (UNIX)
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
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endif()
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# ============================================================================
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# Find external dependencies
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# ============================================================================
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set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${PROJECT_SOURCE_DIR}/cmake/")
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include(Mergestaticlibs)
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# WebRTC
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find_package(WebRTC)
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# Websocketpp
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find_package(Websocketpp)
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# standalone asio for websocketpp
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find_package(Asio)
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# ============================================================================
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# Headers and sources.
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# ============================================================================
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set(HEADERS
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"src/peerapi.h"
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"src/common.h"
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"src/control.h"
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"src/controlobserver.h"
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"src/peer.h"
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"src/signalconnection.h"
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"src/fakeaudiocapturemodule.h"
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"src/logging.h"
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)
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set(SOURCES
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"src/peerapi.cc"
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"src/control.cc"
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"src/peer.cc"
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"src/signalconnection.cc"
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"src/fakeaudiocapturemodule.cc"
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"src/logging.cc"
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)
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# ============================================================================
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# Target settings
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# ============================================================================
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set(_PEERAPI_INTERNAL_DEFINES
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${WEBRTC_DEFINES}
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${WEBSOCKETPP_DEFINES}
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)
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set(_PEERAPI_INTERNAL_INCLUDE_DIR
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"${WEBRTC_INCLUDE_DIR}"
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"${ASIO_INCLUDE_DIR}"
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"${WEBSOCKETPP_INCLUDE_DIIR}"
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"${PROJECT_BINARY_DIR}"
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"${PROJECT_SOURCE_DIR}/src"
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)
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set(_PEERAPI_INTERNAL_LIBRARIES
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"${WEBRTC_LIBRARIES_INTERNAL}"
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"${WEBRTC_LIBRARIES_EXTERNAL}"
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)
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set(PEERAPI_INCLUDE_DIRECTORY
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"${PROJECT_BINARY_DIR}"
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"${PROJECT_SOURCE_DIR}/src"
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)
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if (PEERAPI_WITH_STATIC)
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add_library(peerapi STATIC ${HEADERS} ${SOURCES})
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target_compile_definitions(peerapi PRIVATE ${_PEERAPI_INTERNAL_DEFINES})
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target_include_directories(peerapi PRIVATE ${_PEERAPI_INTERNAL_INCLUDE_DIR} )
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if (MSVC)
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add_custom_command(TARGET peerapi PRE_BUILD
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COMMAND echo Building WebRTC library
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COMMAND set PATH=${DEPOT_TOOLS_DIR};%PATH%
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COMMAND cmd.exe /C gn gen ${WEBRTC_OUT_DIR} --args=\"is_debug=false is_component_build=false target_cpu=\\\"x86\\\"\"
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COMMAND cmd.exe /C gn gen ${WEBRTC_OUT_DIR_DEBUG} --args=\"is_debug=true is_component_build=false target_cpu=\\\"x86\\\"\"
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COMMAND ninja -C ${WEBRTC_OUT_DIR} peerconnection_client
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COMMAND ninja -C ${WEBRTC_OUT_DIR_DEBUG} peerconnection_client
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WORKING_DIRECTORY "${WEBRTC_ROOT_DIR}"
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COMMENT "Building WebRTC library (Once)"
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)
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elseif (APPLE)
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string(TOUPPER "${CMAKE_BUILD_TYPE}" _CMAKE_BUILD_TYPE)
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if (_CMAKE_BUILD_TYPE STREQUAL "DEBUG")
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add_custom_command(TARGET peerapi PRE_LINK
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COMMAND ${CMAKE_COMMAND} -E env \"PATH=${DEPOT_TOOLS_DIR}:$ENV{PATH}\" gn gen ${WEBRTC_OUT_DIR_DEBUG} --args=\"is_debug=true is_component_build=false\"
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COMMAND ${CMAKE_COMMAND} -E env \"PATH=${DEPOT_TOOLS_DIR}:$ENV{PATH}\" ninja -C ${WEBRTC_OUT_DIR_DEBUG}
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WORKING_DIRECTORY "${WEBRTC_ROOT_DIR}"
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COMMENT "Building WebRTC library (Once)"
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)
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else()
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add_custom_command(TARGET peerapi PRE_LINK
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COMMAND ${CMAKE_COMMAND} -E env \"PATH=${DEPOT_TOOLS_DIR}:$ENV{PATH}\" gn gen ${WEBRTC_OUT_DIR} --args=\"is_debug=false is_component_build=false\"
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COMMAND ${CMAKE_COMMAND} -E env \"PATH=${DEPOT_TOOLS_DIR}:$ENV{PATH}\" ninja -C ${WEBRTC_OUT_DIR}
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WORKING_DIRECTORY "${WEBRTC_ROOT_DIR}"
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COMMENT "Building WebRTC library (Once)"
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)
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endif()
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elseif(UNIX)
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string(TOUPPER "${CMAKE_BUILD_TYPE}" _CMAKE_BUILD_TYPE)
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if (_CMAKE_BUILD_TYPE STREQUAL "DEBUG")
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add_custom_command(TARGET peerapi PRE_LINK
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COMMAND export \"PATH=${DEPOT_TOOLS_DIR}:$ENV{PATH}\"
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COMMAND gn gen ${WEBRTC_OUT_DIR_DEBUG} --args=\"is_debug=true is_component_build=false\"
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COMMAND ninja -C ${WEBRTC_OUT_DIR_DEBUG} peerconnection_client
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WORKING_DIRECTORY "${WEBRTC_ROOT_DIR}"
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COMMENT "Building WebRTC library (Once)"
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)
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else()
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add_custom_command(TARGET peerapi PRE_LINK
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COMMAND export \"PATH=${DEPOT_TOOLS_DIR}:$ENV{PATH}\"
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COMMAND gn gen ${WEBRTC_OUT_DIR} --args=\"is_debug=false is_component_build=false\"
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COMMAND ninja -C ${WEBRTC_OUT_DIR} peerconnection_client
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WORKING_DIRECTORY "${WEBRTC_ROOT_DIR}"
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COMMENT "Building WebRTC library (Once)"
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)
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endif()
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endif(MSVC)
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if (WIN32)
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# Windows uses the same .lib ending for static libraries and shared
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# library linker files, so rename the static library.
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set_target_properties(peerapi PROPERTIES OUTPUT_NAME peerapi_static)
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endif()
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if (MSVC)
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MERGE_STATIC_LIBRARIES( peerapi
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"${WEBRTC_LIBRARIES_INTERNAL_RELEASE}"
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"${WEBRTC_LIBRARIES_INTERNAL_DEBUG}"
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"${WEBRTC_OBJECTS_INTERNAL_RELEASE}"
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"${WEBRTC_OBJECTS_INTERNAL_DEBUG}"
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)
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elseif (APPLE)
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MERGE_STATIC_LIBRARIES(peerapi
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"${WEBRTC_LIBRARIES_INTERNAL_RELEASE}"
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"${WEBRTC_LIBRARIES_INTERNAL_DEBUG}"
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"${WEBRTC_OBJECTS_INTERNAL_RELEASE}"
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"${WEBRTC_OBJECTS_INTERNAL_DEBUG}"
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)
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elseif (UNIX)
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MERGE_STATIC_LIBRARIES(peerapi
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"${WEBRTC_LIBRARIES_INTERNAL_RELEASE}"
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"${WEBRTC_LIBRARIES_INTERNAL_DEBUG}"
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"${WEBRTC_OBJECTS_INTERNAL_RELEASE}"
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"${WEBRTC_OBJECTS_INTERNAL_DEBUG}"
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)
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endif(MSVC)
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endif()
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if (PEERAPI_WITH_SHARED)
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add_library(peerapi_shared SHARED ${HEADERS} ${SOURCES})
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target_compile_definitions(peerapi_shared PRIVATE ${_PEERAPI_INTERNAL_DEFINES})
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target_include_directories(peerapi_shared PRIVATE ${_PEERAPI_INTERNAL_INCLUDE_DIR} )
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set_target_properties(peerapi_shared PROPERTIES OUTPUT_NAME peerapi)
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target_link_libraries(peerapi_shared ${_PEERAPI_INTERNAL_LIBRARIES} ${WEBRTC_OBJECTS_INTERNAL})
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if (WIN32)
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# # Compile as DLL (export function declarations)
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# set_property(
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# TARGET peerapi_shared
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# PROPERTY COMPILE_DEFINITIONS)
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endif()
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if (APPLE)
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set_property(TARGET peerapi_shared PROPERTY MACOSX_RPATH YES)
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endif()
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endif()
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# ============================================================================
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# Variables for parent project including peerapi using add_subdirectory()
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# ============================================================================
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set(PEERAPI_INCLUDE_DIR ${PEERAPI_INCLUDE_DIRECTORY}
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CACHE STRING "PeerApi include directories")
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if (PEERAPI_WITH_STATIC)
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set(PEERAPI_LIBRARIES_STATIC peerapi ${WEBRTC_LIBRARIES_EXTERNAL}
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CACHE STRING "PeerApi static library")
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endif()
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if (PEERAPI_WITH_SHARED)
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set(PEERAPI_LIBRARIES_SHARED peerapi_shared ${WEBRTC_LIBRARIES_EXTERNAL}
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CACHE STRING "PeerApi shared library")
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endif()
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# ============================================================================
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# Test
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# ============================================================================
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if (PEERAPI_BUILD_TEST)
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add_executable(test_main src/test/test_main.cc)
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add_dependencies(test_main peerapi)
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target_include_directories(test_main PRIVATE ${PEERAPI_INCLUDE_DIR})
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target_link_libraries(test_main ${PEERAPI_LIBRARIES_STATIC})
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set_target_properties (test_main PROPERTIES FOLDER test)
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add_test(test_main test_main)
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endif(PEERAPI_BUILD_TEST)
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# ============================================================================
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# Example
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# ============================================================================
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if (PEERAPI_BUILD_EXAMPLE)
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# echo server
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add_executable(echo_server examples/echo_server/main.cc)
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add_dependencies(echo_server peerapi)
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target_include_directories(echo_server PRIVATE ${PEERAPI_INCLUDE_DIR})
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target_link_libraries(echo_server ${PEERAPI_LIBRARIES_STATIC})
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set_target_properties (echo_server PROPERTIES FOLDER examples)
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# echo client
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add_executable(echo_client examples/echo_client/main.cc)
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add_dependencies(echo_client peerapi)
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target_include_directories(echo_client PRIVATE ${PEERAPI_INCLUDE_DIR})
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target_link_libraries(echo_client ${PEERAPI_LIBRARIES_STATIC})
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set_target_properties (echo_client PROPERTIES FOLDER examples)
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# p2p netcat
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add_executable(p2p_netcat examples/p2p_netcat/main.cc)
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add_dependencies(p2p_netcat peerapi)
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target_include_directories(p2p_netcat PRIVATE ${PEERAPI_INCLUDE_DIR})
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target_link_libraries(p2p_netcat ${PEERAPI_LIBRARIES_STATIC})
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set_target_properties (p2p_netcat PROPERTIES FOLDER examples)
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set_target_properties (p2p_netcat PROPERTIES OUTPUT_NAME pnc)
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endif (PEERAPI_BUILD_EXAMPLE)
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