toolchain_makefile.py 文件源码

def concat_deps(self, bn):
        # read source
        src = open(os.path.join(self.buildpath, bn), "r").read()
        # update direct dependencies
        deps = []
        for l in src.splitlines():
            res = includes_re.match(l)
            if res is not None:
                depfn = res.groups()[0]
                if os.path.exists(os.path.join(self.buildpath, depfn)):
                    # print bn + " depends on "+depfn
                    deps.append(depfn)
        # recurse through deps
        # TODO detect cicular deps.
        return reduce(operator.concat, map(self.concat_deps, deps), src)