demo_sources = files('demo.c',)blueprints = custom_target('blueprints',input: files('window.blp',),output: '.',command: [find_program('blueprint-compiler', version: '>= 0.20.0'),'batch-compile','@OUTPUT@','@CURRENT_SOURCE_DIR@','@INPUT@'],)demo_sources += gnome.compile_resources('demo-resources','demo.gresource.xml',c_name: 'demo',dependencies: blueprints)demo_deps = [bge_dep,]demo = executable('bge-demo', demo_sources,dependencies: demo_deps,install: true,)