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Patch from till busch <buti@gmx.at> -- unblock all signals

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in exec_signal() before calling exec()
This commit is contained in:
Eric Andersen
2002-07-03 05:15:23 +00:00
parent 549df2ebc3
commit 5222d31a15
1 changed files with 16 additions and 0 deletions
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16
init/init.c
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@@ -758,10 +758,26 @@ static void shutdown_system(void)
static void exec_signal(int sig) static void exec_signal(int sig)
{ {
struct init_action *a, *tmp; struct init_action *a, *tmp;
sigset_t unblock_signals;
for (a = init_action_list; a; a = tmp) { for (a = init_action_list; a; a = tmp) {
tmp = a->next; tmp = a->next;
if (a->action & RESTART) { if (a->action & RESTART) {
shutdown_system(); shutdown_system();
/* unblock all signals, blocked in shutdown_system() */
sigemptyset(&unblock_signals);
sigaddset(&unblock_signals, SIGHUP);
sigaddset(&unblock_signals, SIGCHLD);
sigaddset(&unblock_signals, SIGUSR1);
sigaddset(&unblock_signals, SIGUSR2);
sigaddset(&unblock_signals, SIGINT);
sigaddset(&unblock_signals, SIGTERM);
sigaddset(&unblock_signals, SIGCONT);
sigaddset(&unblock_signals, SIGSTOP);
sigaddset(&unblock_signals, SIGTSTP);
sigprocmask(SIG_UNBLOCK, &unblock_signals, NULL);
message(CONSOLE|LOG, "\rTrying to re-exec %s\n", a->command); message(CONSOLE|LOG, "\rTrying to re-exec %s\n", a->command);
execl(a->command, a->command, NULL); execl(a->command, a->command, NULL);