From 1f4029b244eef2cd956447cae46ab5a194a8916c Mon Sep 17 00:00:00 2001 From: Daniel Friesel Date: Wed, 14 Mar 2012 13:34:48 +0100 Subject: Terminate convert when receiving SIG{INT,TERM,QUIT} --- src/imlib.c | 3 ++- src/signals.c | 26 ++++++++++++++++++++------ 2 files changed, 22 insertions(+), 7 deletions(-) (limited to 'src') diff --git a/src/imlib.c b/src/imlib.c index d83cc08..090159c 100644 --- a/src/imlib.c +++ b/src/imlib.c @@ -59,7 +59,7 @@ int xinerama_screen; int num_xinerama_screens; #endif /* HAVE_LIBXINERAMA */ -int childpid; +int childpid = 0; static char *feh_http_load_image(char *url); static char *feh_magick_load_image(char *filename); @@ -327,6 +327,7 @@ static char *feh_magick_load_image(char *filename) */ waitpid(-1, &status, 0); } + childpid = 0; } return sfn; diff --git a/src/signals.c b/src/signals.c index 91f6bf3..0b18aac 100644 --- a/src/signals.c +++ b/src/signals.c @@ -37,7 +37,10 @@ void setup_signal_handlers() (sigemptyset(&feh_ss) == -1) || (sigaddset(&feh_ss, SIGUSR1) == -1) || (sigaddset(&feh_ss, SIGUSR2) == -1) || - (sigaddset(&feh_ss, SIGALRM) == -1)) + (sigaddset(&feh_ss, SIGALRM) == -1) || + (sigaddset(&feh_ss, SIGTERM) == -1) || + (sigaddset(&feh_ss, SIGQUIT) == -1) || + (sigaddset(&feh_ss, SIGINT) == -1)) { weprintf("Failed to set up signal masks"); return; @@ -50,7 +53,10 @@ void setup_signal_handlers() if ( (sigaction(SIGUSR1, &feh_sh, NULL) == -1) || (sigaction(SIGUSR2, &feh_sh, NULL) == -1) || - (sigaction(SIGALRM, &feh_sh, NULL) == -1)) + (sigaction(SIGALRM, &feh_sh, NULL) == -1) || + (sigaction(SIGTERM, &feh_sh, NULL) == -1) || + (sigaction(SIGQUIT, &feh_sh, NULL) == -1) || + (sigaction(SIGINT, &feh_sh, NULL) == -1)) { weprintf("Failed to set up signal handler"); return; @@ -64,11 +70,19 @@ void feh_handle_signal(int signo) winwidget winwid; int i; - if (signo == SIGALRM) { - killpg(childpid, SIGINT); - kill(childpid, SIGINT); - return; + switch (signo) { + case SIGALRM: + if (childpid) + killpg(childpid, SIGINT); + return; + case SIGINT: + case SIGTERM: + case SIGQUIT: + if (childpid) + killpg(childpid, SIGINT); + exit(128 + signo); } + winwid = winwidget_get_first_window_of_type(WIN_TYPE_SLIDESHOW); if (winwid) { -- cgit v1.2.3