build.py 文件源码

def _search_variables(search_path, variable):
    files = set()

    cmd = "grep -rI '%s = ' %s" % (variable, quote(search_path))
    try:
        grep = subprocess32.check_output(cmd, shell=True)
    except subprocess32.CalledProcessError:
        return []

    for line in grep.split('\n'):
        if not line.strip():
            continue
        filename = line[:line.find(':')].strip()
        if filename.startswith('.'):
            continue
        files.add(filename)

    return files