posix.py 文件源码

def handlePosixSignal(self, sig):
        """
        Handle a basic posix signal for this trace.  This was seperated from
        platformProcessEvent so extenders could skim events and still use this logic.
        """
        if sig == signal.SIGTRAP:

            # Traps on posix systems are a little complicated
            if self.stepping:
                # FIXME try out was single step thing for intel
                self.stepping = False
                self._fireStep()

            elif self.checkWatchpoints():
                return

            elif self.checkBreakpoints():
                # It was either a known BP or a sendBreak()
                return

            elif self.execing:
                self.execing = False
                self.handleAttach()

            else:
                self._fireSignal(sig)

        elif sig == signal.SIGSTOP:
            # FIXME only on attaching..
            self.handleAttach()

        else:
            self._fireSignal(sig)