CMake: always copy the config files to the build directory.

Switching to INSTALL_CONFIG=OFF breaks tests by not having them
in the build directory. Some logic was coupling not-installing
to not-using-in-build-dir too closely.

CMakeModules/CalamaresAddModuleSubdirectory.cmake

@@ -85,9 +85,11 @@ function( calamares_add_module_subdirectory )
                     configure_file( ${SUBDIRECTORY}/${MODULE_FILE} ${SUBDIRECTORY}/${MODULE_FILE} COPYONLY )
 
                     get_filename_component( FLEXT ${MODULE_FILE} EXT )
-                    if( "${FLEXT}" STREQUAL ".conf" AND INSTALL_CONFIG)
+                    if( "${FLEXT}" STREQUAL ".conf" )
+                        if( INSTALL_CONFIG )
                             install( FILES ${CMAKE_CURRENT_BINARY_DIR}/${SUBDIRECTORY}/${MODULE_FILE}
                                     DESTINATION ${MODULE_DATA_DESTINATION} )
+                        endif()
                         list( APPEND MODULE_CONFIG_FILES ${MODULE_FILE} )
                     else()
                         install( FILES ${CMAKE_CURRENT_BINARY_DIR}/${SUBDIRECTORY}/${MODULE_FILE}
@@ -102,10 +104,11 @@ function( calamares_add_module_subdirectory )
                 message( "   ${Green}MODULE_DESTINATION:${ColorReset} ${MODULE_DESTINATION}" )
                 if( MODULE_CONFIG_FILES )
                     if ( INSTALL_CONFIG )
-                        message( "   ${Green}CONFIGURATION_FILES:${ColorReset} ${MODULE_CONFIG_FILES} => ${MODULE_DATA_DESTINATION}" )
+                        set( _destination "${MODULE_DATA_DESTINATION}" )
                     else()
-                        message( "   ${Green}CONFIGURATION_FILES:${ColorReset} ${MODULE_CONFIG_FILES} => [Skipping installation]" )
+                        set( _destination "[Build directory only]" )
                     endif()
+                    message( "   ${Green}CONFIGURATION_FILES:${ColorReset} ${MODULE_CONFIG_FILES} => ${_destination}" )
                 endif()
                 message( "" )
             endif()

CMakeModules/CalamaresAddPlugin.cmake

@@ -66,17 +66,18 @@ function( calamares_add_plugin )
         message( "   ${Green}TYPE:${ColorReset} ${PLUGIN_TYPE}" )
         message( "   ${Green}LINK_LIBRARIES:${ColorReset} ${PLUGIN_LINK_LIBRARIES}" )
         message( "   ${Green}LINK_PRIVATE_LIBRARIES:${ColorReset} ${PLUGIN_LINK_PRIVATE_LIBRARIES}" )
-#        message( "   ${Green}SOURCES:${ColorReset} ${PLUGIN_SOURCES}" )
-#        message( "   ${Green}UI:${ColorReset} ${PLUGIN_UI}" )
-#        message( "   ${Green}EXPORT_MACRO:${ColorReset} ${PLUGIN_EXPORT_MACRO}" )
-#        message( "   ${Green}NO_INSTALL:${ColorReset} ${PLUGIN_NO_INSTALL}" )
         message( "   ${Green}PLUGIN_DESTINATION:${ColorReset} ${PLUGIN_DESTINATION}" )
         if( PLUGIN_CONFIG_FILES )
+            set( _destination "(unknown)" )
             if ( INSTALL_CONFIG AND NOT PLUGIN_NO_INSTALL )
-                message( "   ${Green}CONFIGURATION_FILES:${ColorReset} ${PLUGIN_CONFIG_FILES} => ${PLUGIN_DATA_DESTINATION}" )
+                set( _destination "${PLUGIN_DATA_DESTINATION}" )
+            elseif( NOT PLUGIN_NO_INSTALL )
+                # Not INSTALL_CONFIG
+                set( _destination "[Build directory only]" )
             else()
-                message( "   ${Green}CONFIGURATION_FILES:${ColorReset} ${PLUGIN_CONFIG_FILES} => [Skipping installation]" )
+                set( _destination "[Skipping installation]" )
             endif()
+            message( "   ${Green}CONFIGURATION_FILES:${ColorReset} ${PLUGIN_CONFIG_FILES} => ${_destination}" )
         endif()
         if( PLUGIN_RESOURCES )
             message( "   ${Green}RESOURCES:${ColorReset} ${PLUGIN_RESOURCES}" )
@@ -147,12 +148,13 @@ function( calamares_add_plugin )
         install( FILES ${CMAKE_CURRENT_BINARY_DIR}/${PLUGIN_DESC_FILE}
                 DESTINATION ${PLUGIN_DESTINATION} )
 
-        if ( INSTALL_CONFIG )
         foreach( PLUGIN_CONFIG_FILE ${PLUGIN_CONFIG_FILES} )
             configure_file( ${PLUGIN_CONFIG_FILE} ${PLUGIN_CONFIG_FILE} COPYONLY )
-                install( FILES ${CMAKE_CURRENT_BINARY_DIR}/${PLUGIN_CONFIG_FILE}
+            if ( INSTALL_CONFIG )
+                install(
+                    FILES ${CMAKE_CURRENT_BINARY_DIR}/${PLUGIN_CONFIG_FILE}
                     DESTINATION ${PLUGIN_DATA_DESTINATION} )
-            endforeach()
             endif()
+        endforeach()
     endif()
 endfunction()