Bug#798559: cwidget: Restore old signal handlers after handling the signal

Control: tags -1 + pending -- Manuel A. Fernandez Montecelo

Bug#798559: cwidget: Restore old signal handlers after handling the signal

Source: cwidget Severity: normal Tags: upstream For aptitude (and other possible clients) to be able to use signal handlers effectively (e.g. clean-up after Ctrl-C), cwidget needs to deliver the signal to them. At the moment, toplevel::init() (called by aptitude) invokes install_sighandlers(),