This is confusing: what's going on? The signal handler must return a subroutine/coderef to go to after it's done?

Where is this documented?

In reply to Re (tilly) 1: How can two modules latch onto $SIN{__WARN__} or $SIG{__DIE__}? by rrwo
in thread How can two modules latch onto $SIN{__WARN__} or $SIG{__DIE__}? by rrwo

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