Use a custom target for bison as the built-in one is ill-equipped for our purposes. Also, add pandabase.

CMakeLists.txt

@@ -13,6 +13,9 @@ set(P3D_COREAPI_VERSION ${P3D_PLUGIN_VERSION} 1)
 ## Set CMake Find<Foo> Module path ##
 set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_SOURCE_DIR}/cmake/modules/")
 
+## This is where dtool_config.h gets generated ##
+include_directories("${CMAKE_BINARY_DIR}/include")
 
 ## Include Panda3D Packages ##
 add_subdirectory(dtool)
+add_subdirectory(panda)

dtool/Configure.cmake

@@ -424,4 +424,3 @@ else()
 endif()
 
 configure_file(dtool_config.h.cmake ${CMAKE_BINARY_DIR}/include/dtool_config.h)
-include_directories("${CMAKE_BINARY_DIR}/include")

dtool/src/cppparser/CMakeLists.txt

@@ -47,11 +47,23 @@ if(NOT HAVE_BISON)
 	endif()
 endif()
 
-bison_target(cppParser
-	cppBison.yxx
-	${CMAKE_CURRENT_BINARY_DIR}/cppBison.cxx
-	COMPILE_FLAGS --defines=${CMAKE_CURRENT_BINARY_DIR}/cppBison.h
-)
+# TODO: we should move this to a global macro somewhere.
+if(BISON_FOUND)
+  add_custom_command(
+    OUTPUT cppBison.h cppBison.cxx
+    COMMAND ${BISON_EXECUTABLE}
+      --defines=cppBison.h -o cppBison.cxx -p cppyy
+      "${CMAKE_CURRENT_SOURCE_DIR}/cppBison.yxx"
+    DEPENDS "${CMAKE_CURRENT_SOURCE_DIR}/cppBison.yxx"
+  )
+else()
+  add_custom_command(
+    OUTPUT cppBison.h cppBison.cxx
+    COMMAND ${CMAKE_COMMAND} -E copy "${CMAKE_CURRENT_SOURCE_DIR}/cppBison.h.prebuilt" cppBison.h
+    COMMAND ${CMAKE_COMMAND} -E copy "${CMAKE_CURRENT_SOURCE_DIR}/cppBison.cxx.prebuilt" cppBison.cxx
+    DEPENDS "${CMAKE_CURRENT_SOURCE_DIR}/cppBison.h.prebuilt" "${CMAKE_CURRENT_SOURCE_DIR}/cppBison.cxx.prebuilt"
+  )
+endif()
 
 include_directories(${CMAKE_CURRENT_BINARY_DIR})
 include_directories(${CMAKE_CURRENT_LIST_DIR})

panda/CMakeLists.txt

@@ -0,0 +1,2 @@
+## Include panda subpackages ##
+add_subdirectory(src/pandabase)

panda/src/pandabase/CMakeLists.txt

@@ -0,0 +1,14 @@
+include_directories(../../../dtool/src/dtoolbase)
+
+set(P3PANDABASE_HEADERS
+    pandabase.h pandasymbols.h
+)
+
+set(P3PANDABASE_SOURCES
+    pandabase.cxx
+)
+
+add_library(p3pandabase STATIC
+	${P3PANDABASE_HEADERS}
+	${P3PANDABASE_SOURCES}
+)