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Me mode: make init reap zombie processes

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This commit is contained in:
Robert Swiecki 2017-06-14 02:15:11 +02:00
parent 1dd3223b74
commit 5f56fe5b8f
1 changed files with 12 additions and 0 deletions
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12
pid.c
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@ -50,6 +50,18 @@ bool pidInitNs(struct nsjconf_t *nsjconf)
if (prctl(PR_SET_PDEATHSIG, SIGKILL, 0, 0, 0) == -1) {
PLOG_W("(prctl(PR_SET_PDEATHSIG, SIGKILL) failed");
}
/* Act sort-a like a init by reaping zombie processes */
struct sigaction sa = {
.sa_handler = SIG_DFL,
.sa_flags = SA_NOCLDWAIT | SA_NOCLDSTOP,
.sa_restorer = NULL,
};
sigemptyset(&sa.sa_mask);
if (sigaction(SIGSTOP, &sa, NULL) == -1) {
PLOG_W("Couldn't set sighandler for SIGSTOP");
}
for (;;) {
pause();
}