From 7f916a363e63bdf1874c4f877ec33ec680b5c1b0 Mon Sep 17 00:00:00 2001 From: "Richard M. Stallman" Date: Mon, 16 Aug 2004 22:57:26 +0000 Subject: [PATCH] (process_send_signal) [SIGNALS_VIA_CHARACTERS, HAVE_TERMIOS]: Clean up. Do nothing if the character is CVDISABLE. --- src/process.c | 23 +++++++++++++---------- 1 file changed, 13 insertions(+), 10 deletions(-) diff --git a/src/process.c b/src/process.c index 5e83214f4f9..3c8aca9560e 100644 --- a/src/process.c +++ b/src/process.c @@ -5549,29 +5549,32 @@ process_send_signal (process, signo, current_group, nomsg) work. If the system has it, use it. */ #ifdef HAVE_TERMIOS struct termios t; + cc_t *sig_char = NULL; + + tcgetattr (XINT (p->infd), &t); switch (signo) { case SIGINT: - tcgetattr (XINT (p->infd), &t); - send_process (proc, &t.c_cc[VINTR], 1, Qnil); - return; + sig_char = &t.c_cc[VINTR]; + break; case SIGQUIT: - tcgetattr (XINT (p->infd), &t); - send_process (proc, &t.c_cc[VQUIT], 1, Qnil); - return; + sig_char = &t.c_cc[VQUIT]; + break; case SIGTSTP: - tcgetattr (XINT (p->infd), &t); #if defined (VSWTCH) && !defined (PREFER_VSUSP) - send_process (proc, &t.c_cc[VSWTCH], 1, Qnil); + sig_char = &t.c_cc[VSWTCH]; #else - send_process (proc, &t.c_cc[VSUSP], 1, Qnil); + sig_char = &t.c_cc[VSUSP]; #endif - return; + break; } + if (sig_char && *sig_char != CVDISABLE) + send_process (proc, sig_char, 1, Qnil); + return; #else /* ! HAVE_TERMIOS */ /* On Berkeley descendants, the following IOCTL's retrieve the -- 2.39.2