def __init__(self, curdir, dirs, is_system, extra_build_dirs=None):
    self.curdir = curdir
    self.incdirs = dirs
    self.is_system = is_system
    if (extra_build_dirs is None):
        self.extra_build_dirs = []
    else:
        self.extra_build_dirs = extra_build_dirs
def __init__(self, curdir, dirs, is_system, extra_build_dirs=None):
    self.curdir = curdir
    self.incdirs = dirs
    self.is_system = is_system
    if (extra_build_dirs is None):
        self.extra_build_dirs = []
    else:
        self.extra_build_dirs = extra_build_dirs