From cbf6925bba7c10cc662e375e1ab6cd47c3b1d481 Mon Sep 17 00:00:00 2001 From: Daniel Friesel Date: Tue, 29 Aug 2017 12:35:22 +0200 Subject: Handle detaching the controlling tty from a feh process --- src/signals.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) (limited to 'src/signals.c') diff --git a/src/signals.c b/src/signals.c index 0b18aac..8a3a8f7 100644 --- a/src/signals.c +++ b/src/signals.c @@ -40,7 +40,8 @@ void setup_signal_handlers() (sigaddset(&feh_ss, SIGALRM) == -1) || (sigaddset(&feh_ss, SIGTERM) == -1) || (sigaddset(&feh_ss, SIGQUIT) == -1) || - (sigaddset(&feh_ss, SIGINT) == -1)) + (sigaddset(&feh_ss, SIGINT) == -1) || + (sigaddset(&feh_ss, SIGTTIN) == -1)) { weprintf("Failed to set up signal masks"); return; @@ -56,7 +57,8 @@ void setup_signal_handlers() (sigaction(SIGALRM, &feh_sh, NULL) == -1) || (sigaction(SIGTERM, &feh_sh, NULL) == -1) || (sigaction(SIGQUIT, &feh_sh, NULL) == -1) || - (sigaction(SIGINT, &feh_sh, NULL) == -1)) + (sigaction(SIGINT, &feh_sh, NULL) == -1) || + (sigaction(SIGTTIN, &feh_sh, NULL) == -1)) { weprintf("Failed to set up signal handler"); return; @@ -75,6 +77,10 @@ void feh_handle_signal(int signo) if (childpid) killpg(childpid, SIGINT); return; + case SIGTTIN: + // we were probably backgrounded while we were running + control_via_stdin = 0; + return; case SIGINT: case SIGTERM: case SIGQUIT: -- cgit v1.2.3