List sublibraries automatically & create a top target that depends on everything

CMakeLists.txt

@@ -11,3 +11,7 @@ if(PSEMEK_BUILD_TYPE STREQUAL "DEBUG")
 endif()
 
 add_subdirectory(libs)
+
+add_library(psemek todo.md)
+target_link_libraries(psemek INTERFACE ${PSEMEK_LIBRARIES})
+set_target_properties(psemek PROPERTIES LINKER_LANGUAGE CXX)

libs/CMakeLists.txt

@@ -1,5 +1,14 @@
-add_subdirectory(util)
-add_subdirectory(geom)
-add_subdirectory(cg)
-add_subdirectory(pcg)
-add_subdirectory(gfx)
+set(PSEMEK_LIBRARIES
+	util
+	geom
+	cg
+	pcg
+	gfx
+)
+
+file(GLOB PSEMEK_LIBRARIES RELATIVE "${CMAKE_CURRENT_SOURCE_DIR}" "${CMAKE_CURRENT_SOURCE_DIR}/*")
+list(REMOVE_ITEM PSEMEK_LIBRARIES "CMakeLists.txt")
+
+foreach(lib ${PSEMEK_LIBRARIES})
+	add_subdirectory(${lib})
+endforeach()