a daemon. This prevents library functions (such as getopt) stuffing up
our protocol stream when errors are detected.
- defer the error message from the options parsing until after the
socket is multiplexed. This allows clients sending new options which
the remote server doesn't understand to get a sensible error message.
patch tries to address the problem in two ways:
1) reinstall the SIGCHLD handler before each fork
2) reap any children not caught by the handler using waitpid with
WNOHANG.
I expect this will fix the problem.
messages from the server when using the socket code.
I've doen a fair bit of testing and I don't seem to have broken
anything, but it is a very complex change. More testing needed!
