signal2str.py 文件源码

def strsignal_ctypes_wrapper(signo):
        # The behavior of the C library strsignal() is unspecified if
        # called with an out-of-range argument.  Range-check on entry
        # _and_ NULL-check on exit.
        if 0 <= signo < NSIG:
            s = strsignal_c(signo)
            if s:
                return s.decode("utf-8")
        return "Unknown signal %d" % signo