- declare namespaced export target to simplify the library usage

 When the static libary is available use it as exported alias, otherwise use shared library. Cmake takes care about import library when Windows platform DLL is used

Author: sergeyrachev

jsoncppConfig.cmake.in

@@ -5,6 +5,12 @@ cmake_policy(VERSION 3.0)
 
 include ( "${CMAKE_CURRENT_LIST_DIR}/jsoncpp-targets.cmake" )
 
+if(TARGET jsoncpp_static)
+    add_library(JsonCpp::JsonCpp ALIAS jsoncpp_static)
+elseif(TARGET jsoncpp_lib)
+    add_library(JsonCpp::JsonCpp ALIAS jsoncpp_lib)
+endif()
+
 check_required_components(JsonCpp)
 
 cmake_policy(POP)