feat: provide list of productive sources (#112)

Co-authored-by: Kobagapu, Akshit (RDS-RM) <[email protected]>

cmake/common.cmake

@@ -107,6 +107,12 @@ macro(spl_create_component)
         target_compile_options(${component_name} PRIVATE ${VARIANT_ADDITIONAL_COMPILE_C_FLAGS})
     endif()
 
+    # Collect all productive sources for later usage (e.g., in an extension)
+    list(APPEND PROD_SOURCES ${SOURCES})
+    set(PROD_SOURCES ${PROD_SOURCES} PARENT_SCOPE)
+    message(DEBUG "Productive sources: ${PROD_SOURCES}")
+
+    # Collect all component names for later usage (e.g., in an extension)
     list(APPEND COMPONENT_NAMES ${component_name})
     set(COMPONENT_NAMES ${COMPONENT_NAMES} PARENT_SCOPE)
 

cmake/spl.cmake

@@ -94,4 +94,4 @@ add_custom_command(
     COMMAND set "KCONFIG_CONFIG=${CMAKE_SOURCE_DIR}/variants/${VARIANT}/config.txt" && cd ${CMAKE_SOURCE_DIR} && guiconfig
 )
 
-add_custom_target(configuration DEPENDS ${_CONFIGURATION_TARGET})
+add_custom_target(configuration DEPENDS ${_CONFIGURATION_TARGET})

docs/reference/index.rst

@@ -5,3 +5,4 @@
     :maxdepth: 2
 
     macros
+    variables

docs/reference/variables.rst

@@ -0,0 +1,18 @@
+CMake Variables
+===============
+
+
+COMPONENT_NAMES
+---------------
+
+The list of components of the current variant.
+
+PROD_SOURCES
+------------
+
+List of all productive source files of all components of the current variant.
+
+target_include_directories__INCLUDES
+------------------------------------
+
+List of all include directories of all components of the current variant.