Build libcling.so based on OBJECT "library" in CMake.

lib/Interpreter/CMakeLists.txt

@@ -17,7 +17,7 @@ set( LLVM_LINK_COMPONENTS
   objcarcopts
 )
 
-add_cling_library(clingInterpreter
+add_cling_library(clingInterpreter OBJECT
   AutoSynthesizer.cpp
   AutoloadCallback.cpp
   ASTTransformer.cpp
@@ -56,9 +56,16 @@ add_cling_library(clingInterpreter
   LINK_LIBS
   clangBasic
   clangAST
+  clangParse
+  clangCodeGen
+  clangFrontend
+  clangDriver
+  clingUtils
   )
 
-add_dependencies(clingInterpreter clangBasic clangAST LLVMCore)
+add_library(clingInterpreter-interface INTERFACE)
+target_sources(clingInterpreter-interface INTERFACE $<TARGET_OBJECTS:obj.clingInterpreter>)
+add_dependencies(clingInterpreter-interface clangBasic clangAST LLVMCore)
 
 if(NOT WIN32)
 set_source_files_properties(ExceptionRTTI.cpp COMPILE_FLAGS "-fexceptions -frtti")

lib/MetaProcessor/CMakeLists.txt

@@ -6,7 +6,11 @@
 # LICENSE.TXT for details.
 #------------------------------------------------------------------------------
 
-add_cling_library(clingMetaProcessor
+set(LIBS
+  libclingInterpreter
+)
+
+add_cling_library(clingMetaProcessor OBJECT
   Display.cpp
   InputValidator.cpp
   MetaLexer.cpp
@@ -16,6 +20,8 @@ add_cling_library(clingMetaProcessor
 
   LINK_LIBS
   clangBasic
+  clangLex
+  clingInterpreter
   LLVMCore
   )
 

lib/Utils/CMakeLists.txt

@@ -6,7 +6,7 @@
 # LICENSE.TXT for details.
 #------------------------------------------------------------------------------
 
-add_cling_library(clingUtils
+add_cling_library(clingUtils OBJECT
   AST.cpp
   Validation.cpp
 

tools/CMakeLists.txt

@@ -11,4 +11,5 @@ if(EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/../lib/UserInterface/textinput
    OR CLING_INCLUDE_TESTS)
   add_subdirectory(driver)
   add_subdirectory(Jupyter)
+  add_subdirectory(libcling)
 endif()