Signal handling.
| Function | Description | Links |
|---|---|---|
| curses_exit_handler() | Notify the user and shutdown gracefully | sig_handler_t, sig_handler_api |
| curses_segv_handler() | Catch a segfault and print a backtrace | sig_handler_t, sig_handler_api |
| curses_signal_handler() | Catch signals and relay the info to the main program | sig_handler_t, sig_handler_api |
| mutt_signal_init() | Initialise the signal handling |
