add_subdirectory support will be in separate pr

CMakeLists.txt

@@ -26,7 +26,6 @@ elseif(PROJECT_VERSION_TWEAK GREATER 1)
 endif()
 status_print(project_version)
 
-declare_cache_var_true_if_vscode(ZENOHCXX_BUILD_IN_SOURCE_TREE "Load zenoh-c and zenoh-pico from source tree")
 declare_cache_var(ZENOHCXX_ZENOHC ON BOOL "Build for Zenoh-c target")
 declare_cache_var(ZENOHCXX_ZENOHPICO OFF BOOL "Build for Zenoh-pico target")
 
@@ -37,18 +36,7 @@ add_library(zenohcxx INTERFACE)
 target_include_directories(zenohcxx INTERFACE "${CMAKE_CURRENT_SOURCE_DIR}/include")
 
 if(ZENOHCXX_ZENOHPICO) 
-	# zenohcxx for zenohpico
-	if (ZENOHCXX_BUILD_IN_SOURCE_TREE)
-		# use github submodule from source tree
-		message(STATUS "Loading zenoh-pico from ${CMAKE_CURRENT_SOURCE_DIR}/zenoh-pico becasue ZENOHCXX_BUILD_IN_SOURCE_TREE is ON")
-		list(APPEND CMAKE_MESSAGE_INDENT " -- ")
-		add_subdirectory(zenoh-pico)
-		list(POP_BACK CMAKE_MESSAGE_INDENT)
-		# TODO: make target name unification in zenohpico's root CMAkeLists.txt and PackageConfig.cmake
-		add_library(zenohpico::lib ALIAS zenohpico)
-	else()
-		find_package(zenohpico REQUIRED)
-	endif()
+	find_package(zenohpico REQUIRED)
 	if(TARGET zenohpico::lib)
 		message(STATUS "defined lib target zenohcxx::zenohpico for zenohpico::lib")
 		add_library(zenohcxx_zenohpico INTERFACE)
@@ -63,16 +51,7 @@ if(ZENOHCXX_ZENOHPICO)
 endif()
 
 if(ZENOHCXX_ZENOHC)
-	# zenohcxx for zenohc
-	if (ZENOHCXX_BUILD_IN_SOURCE_TREE)
-		# use github submodule from source tree
-		message(STATUS "Loading zenoh-c from ${CMAKE_CURRENT_SOURCE_DIR}/zenoh-c becasue ZENOHCXX_BUILD_IN_SOURCE_TREE is ON")
-		list(APPEND CMAKE_MESSAGE_INDENT " -- ")
-		add_subdirectory(zenoh-c)
-		list(POP_BACK CMAKE_MESSAGE_INDENT)
-	else()
-		find_package(zenohc REQUIRED)
-	endif()
+	find_package(zenohc REQUIRED)
 	if(TARGET zenohc::lib)
 		message(STATUS "defined lib target zenohcxx::zenohc::lib for zenohc::lib")
 		add_library(zenohcxx_zenohc INTERFACE)