Avoid import/static libs name clash

Author: jschueller

src/lib_json/CMakeLists.txt

@@ -95,8 +95,12 @@ ENDIF()
 IF(BUILD_STATIC_LIBS)
     ADD_LIBRARY(jsoncpp_lib_static STATIC ${PUBLIC_HEADERS} ${jsoncpp_sources})
     SET_TARGET_PROPERTIES( jsoncpp_lib_static PROPERTIES VERSION ${JSONCPP_VERSION} SOVERSION ${JSONCPP_SOVERSION})
-    SET_TARGET_PROPERTIES( jsoncpp_lib_static PROPERTIES OUTPUT_NAME jsoncpp
-                           DEBUG_OUTPUT_NAME jsoncpp${DEBUG_LIBNAME_SUFFIX} )
+    # avoid name clashes on windows as the shared import lib is also named jsoncpp.lib
+    if (NOT DEFINED STATIC_SUFFIX AND BUILD_SHARED_LIBS)
+      set (STATIC_SUFFIX "_static")
+    endif ()
+    set_target_properties (jsoncpp_lib_static PROPERTIES OUTPUT_NAME jsoncpp${STATIC_SUFFIX}
+                                                         DEBUG_OUTPUT_NAME jsoncpp${STATIC_SUFFIX}${DEBUG_LIBNAME_SUFFIX})
 
     INSTALL( TARGETS jsoncpp_lib_static ${INSTALL_EXPORT}
              RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}