Directory node scan

gistfile1.txt

def scan_target(node, env, path, builder):
    print("Target {} scanner ------".format(builder),node,path,env.get("SOURCE"))
    return []

def scan_source(node, env, path, builder):
    print("Source {} scanner ------".format(builder),node,path,env.get("SOURCE"))
    return []

# generate the build files
env.CCommand(
    ["Makefile"],
    ["${CHECK_OUT_DIR}/CMakeLists.txt"],
    "cd ${TARGET.dir} ; cmake ${SOURCE.dir.abspath}\
     -DCMAKE_INSTALL_PREFIX=${__env__.Dir('$BUILD_DIR/DESTDIR').abspath}/${PART_NAME}\
     -DCMAKE_INSTALL_LIBDIR=lib\
     -DCMAKE_BUILD_TYPE=Release",
    source_scanner=Scanner(lambda node, env, path: scan_source(node, env, path,"GEN makefile")),
    target_scanner=Scanner(lambda node, env, path: scan_target(node, env, path,"GEN makefile"))
)

# build the code
env.CCommand(
    [
        env.Dir("DESTDIR/${PART_NAME}"),
    ],
    ["Makefile"],
    [
        "cd ${{SOURCE.dir}} ; cmake --build . --config Release --target install -- VERBOSE=1 CC=${{CC}} CXX=${{CXX}} $(-j{jobs}$)".format(
            jobs=env.GetOption('num_jobs'))
    ],
    source_scanner=Scanner(lambda node, env, path: scan_source(node, env, path,"Build makefile")),
    target_scanner=Scanner(lambda node, env, path: scan_target(node, env, path,"Build makefile"))
)