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# HTTP client from JSON RPC CPP requires curl library. It can find it itself,
# but we need to know the libcurl location for static linking.
hunter_add_package(CURL)
find_package(CURL CONFIG REQUIRED)
get_target_property(JSONCPP_INCLUDE_DIR jsoncpp_lib_static INTERFACE_INCLUDE_DIRECTORIES)
get_target_property(CURL_INCLUDE_DIR CURL::libcurl INTERFACE_INCLUDE_DIRECTORIES)
get_target_property(CURL_LIBRARY CURL::libcurl IMPORTED_LOCATION_RELEASE)
set(CMAKE_ARGS -DCMAKE_INSTALL_PREFIX=<INSTALL_DIR>
-DCMAKE_BUILD_TYPE=Release
# Build static lib but suitable to be included in a shared lib.
-DCMAKE_POSITION_INDEPENDENT_CODE=${BUILD_SHARED_LIBS}
-DBUILD_STATIC_LIBS=On
-DBUILD_SHARED_LIBS=Off
-DUNIX_DOMAIN_SOCKET_SERVER=Off
-DUNIX_DOMAIN_SOCKET_CLIENT=Off
-DHTTP_SERVER=Off
-DHTTP_CLIENT=On
-DCOMPILE_TESTS=Off
-DCOMPILE_STUBGEN=Off
-DCOMPILE_EXAMPLES=Off
# Point to jsoncpp library.
-DJSONCPP_INCLUDE_DIR=${JSONCPP_INCLUDE_DIR}
# Select jsoncpp include prefix: <json/...> or <jsoncpp/json/...>
-DJSONCPP_INCLUDE_PREFIX=json
-DJSONCPP_LIBRARY=${JSONCPP_LIBRARY}
-DCURL_INCLUDE_DIR=${CURL_INCLUDE_DIR}
-DCURL_LIBRARY=${CURL_LIBRARY}
)
if (WIN32)
# For Windows we have to provide also locations for debug libraries.
set(CMAKE_ARGS ${CMAKE_ARGS}
-DJSONCPP_LIBRARY_DEBUG=${JSONCPP_LIBRARY}
-DCURL_LIBRARY_DEBUG=${CURL_LIBRARY}
)
endif()
include(ExternalProject)
ExternalProject_Add(jsonrpccpp
PREFIX deps
DOWNLOAD_NAME jsonrcpcpp-0.7.0.tar.gz
DOWNLOAD_NO_PROGRESS 1
URL https://github.com/cinemast/libjson-rpc-cpp/archive/v0.7.0.tar.gz
URL_HASH SHA256=669c2259909f11a8c196923a910f9a16a8225ecc14e6c30e2bcb712bab9097eb
# On Windows it tries to install this dir. Create it to prevent failure.
PATCH_COMMAND ${CMAKE_COMMAND} -E make_directory <SOURCE_DIR>/win32-deps/include
CMAKE_ARGS ${CMAKE_ARGS}
# LOG_CONFIGURE 1
# Overwrite build and install commands to force Release build on MSVC.
# BUILD_COMMAND ${CMAKE_COMMAND} --build <BINARY_DIR> --config Release
# INSTALL_COMMAND ${CMAKE_COMMAND} --build <BINARY_DIR> --config Release --target install
# LOG_INSTALL 1
)
# Create imported libraries
if (WIN32)
# On Windows CMAKE_INSTALL_PREFIX is ignored and installs to dist dir.
ExternalProject_Get_Property(jsonrpccpp BINARY_DIR)
set(INSTALL_DIR ${BINARY_DIR}/dist)
else()
ExternalProject_Get_Property(jsonrpccpp INSTALL_DIR)
endif()
set(JSONRPCCPP_INCLUDE_DIR ${INSTALL_DIR}/include)
file(MAKE_DIRECTORY ${JSONRPCCPP_INCLUDE_DIR}) # Must exist.
add_library(JsonRpcCpp::Common STATIC IMPORTED)
set_property(TARGET JsonRpcCpp::Common PROPERTY IMPORTED_LOCATION ${INSTALL_DIR}/lib/${CMAKE_STATIC_LIBRARY_PREFIX}jsonrpccpp-common${CMAKE_STATIC_LIBRARY_SUFFIX})
set_property(TARGET JsonRpcCpp::Common PROPERTY INTERFACE_LINK_LIBRARIES jsoncpp_lib_static)
set_property(TARGET JsonRpcCpp::Common PROPERTY INTERFACE_INCLUDE_DIRECTORIES ${JSONRPCCPP_INCLUDE_DIR})
add_dependencies(JsonRpcCpp::Common jsonrpccpp)
add_library(JsonRpcCpp::Client STATIC IMPORTED)
set_property(TARGET JsonRpcCpp::Client PROPERTY IMPORTED_LOCATION ${INSTALL_DIR}/lib/${CMAKE_STATIC_LIBRARY_PREFIX}jsonrpccpp-client${CMAKE_STATIC_LIBRARY_SUFFIX})
set_property(TARGET JsonRpcCpp::Client PROPERTY INTERFACE_LINK_LIBRARIES JsonRpcCpp::Common CURL::libcurl)
add_dependencies(JsonRpcCpp::Client jsonrpccpp)
unset(BINARY_DIR)
unset(INSTALL_DIR)
unset(CMAKE_ARGS)