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Re: invoking GDB from FE and signals
Bob Rossi <bob_rossi@cox.net> writes:
> I find in emacs:process.c code that they send the SIGINT in different
> ways
> /* If possible, send signals to the entire pgrp
> by sending an input character to it. */
>
> /* TERMIOS is the latest and bestest, and seems most likely to
> work. If the system has it, use it. */
> case SIGINT:
> sig_char = &t.c_cc[VINTR];
> break;
> ...
> send_process (proc, sig_char, 1, Qnil);
This part is only active if SIGNALS_VIA_CHARACTERS is defined. That is
defined mostly for BSD-derived systems, but not, for example, for Linux.
The fallback is to send the signal to the foreground process group of the
terminal.
Andreas.
--
Andreas Schwab, SuSE Labs, schwab@suse.de
SuSE Linux Products GmbH, Maxfeldstraße 5, 90409 Nürnberg, Germany
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