From 5f56fe5b8fadd44ac1b09f4dd3cd42aa96156a0f Mon Sep 17 00:00:00 2001 From: Robert Swiecki Date: Wed, 14 Jun 2017 02:15:11 +0200 Subject: [PATCH] Me mode: make init reap zombie processes --- pid.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/pid.c b/pid.c index 191c076..25694d6 100644 --- a/pid.c +++ b/pid.c @@ -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(); }