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authorIsaac Dunham <ibid.ag@gmail.com>2015-08-20 11:49:16 -0500
committerRob Landley <rob@landley.net>2015-08-20 11:49:16 -0500
commit92f3b785690f5c23e1b84b6e726d7859d0ab1608 (patch)
tree327dc8a73c8e58c1356d320bc4081b66491f2dab /toys/pending
parent4e49e2cca731f2e1dd01ebc5163beb71e0d640ec (diff)
downloadtoybox-92f3b785690f5c23e1b84b6e726d7859d0ab1608.tar.gz
I discovered that the reason SIGINT causes a reboot on sysvinit is that
it's how the kernel signals that ctrl-alt-delete has been pressed; thus, setting it as the signal for reboot prevents ctrlaltdel scripts from working. SIGTERM is what Busybox uses, so we might as well be compatible.
Diffstat (limited to 'toys/pending')
-rw-r--r--toys/pending/init.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/toys/pending/init.c b/toys/pending/init.c
index d9e78ff4..64b61481 100644
--- a/toys/pending/init.c
+++ b/toys/pending/init.c
@@ -348,7 +348,6 @@ static void halt_poweroff_reboot_handler(int sig_no)
reboot_magic_no=RB_POWER_OFF;
break;
case SIGTERM:
- case SIGINT:
error_msg("Requesting system reboot");
reboot_magic_no=RB_AUTOBOOT;
break;
@@ -464,7 +463,6 @@ void init_main(void)
xsignal(SIGUSR1, halt_poweroff_reboot_handler);//halt
xsignal(SIGUSR2, halt_poweroff_reboot_handler);//poweroff
xsignal(SIGTERM, halt_poweroff_reboot_handler);//reboot
- xsignal(SIGINT, halt_poweroff_reboot_handler);//reboot
xsignal(SIGQUIT, restart_init_handler);//restart init
memset(&sig_act, 0, sizeof(sig_act));
sigfillset(&sig_act.sa_mask);
@@ -473,6 +471,7 @@ void init_main(void)
sigaction(SIGTSTP, &sig_act, NULL);
memset(&sig_act, 0, sizeof(sig_act));
sig_act.sa_handler = catch_signal;
+ sigaction(SIGINT, &sig_act, NULL);
sigaction(SIGHUP, &sig_act, NULL);
run_action_from_list(SYSINIT);
check_if_pending_signals();