[PATCH 11/21] lei: keep signals blocked on daemon shutdown

[Eric Wong]

Since we completely shut down all workers before exiting,
we no longer have to care about missing SIGCHLD wakeups
during shutdown.
---
 lib/PublicInbox/LEI.pm | 13 -------------
 1 file changed, 13 deletions(-)

diff --git a/lib/PublicInbox/LEI.pm b/lib/PublicInbox/LEI.pm
index c9ad46e2..d611f5c3 100644
--- a/lib/PublicInbox/LEI.pm
+++ b/lib/PublicInbox/LEI.pm
@@ -1365,9 +1365,6 @@ sub lazy_start {
        my $sig = { CHLD => \&PublicInbox::DS::enqueue_reap };
        $sig->{$_} = $quit for qw(QUIT INT TERM);
        $sig->{$_} = \&PublicInbox::Config::noop for qw(HUP USR1 USR2);
-       # for EVFILT_SIGNAL and signalfd behavioral difference:
-       my @kq_ign = eval { require PublicInbox::DSKQXS } ? keys(%$sig) : ();
-
        require PublicInbox::DirIdle;
        local $dir_idle = PublicInbox::DirIdle->new(sub {
                # just rely on wakeup to hit post_loop_do
@@ -1390,16 +1387,6 @@ sub lazy_start {
        # $daemon pipe to `lei' closed, main loop begins:
        eval { PublicInbox::DS::event_loop($sig, $oldset) };
        warn "event loop error: $@\n" if $@;
-
-       # EVFILT_SIGNAL will get a duplicate of all the signals it was sent
-       local @SIG{@kq_ign} = map 'IGNORE', @kq_ign;
-       PublicInbox::DS::sig_setmask($oldset) if @kq_ign;
-
-       # exit() may trigger waitpid via various DESTROY, ensure interruptible
-       local $SIG{TERM} = sub { exit(POSIX::SIGTERM + 128) };
-       local $SIG{INT} = sub { exit(POSIX::SIGINT + 128) };
-       local $SIG{QUIT} = sub { exit(POSIX::SIGQUIT + 128) };
-       PublicInbox::DS::sig_setmask($oldset) if !@kq_ign;
        dump_and_clear_log();
        exit($exit_code // 0);
 }