[Xorp-hackers] potential race condition in run_command.cc?

[Pavlin Radoslavov]

> From your description it appears that the SIGCHLD blocking hasn't
> taken effect, which seems odd.
> 
> Can you apply a simple patch (included below) to print the parent's
> signal mask before and after popen2().

You might want to print the signal mask inside the child_handler()
as well. Make sure you print the pid of the process as well to make
sure you are in the parent process :)

Pavlin