rxvt-unicode (and all children) ignore SIGFPE
andersk at MIT.EDU
Sat Jul 20 23:13:32 CEST 2013
My friend just ran across a problem where rxvt-unicode ignores SIGFPE, and
its child processes inherit this state, leading to undefined behavior.
The signal is ignored inside PERL_SYS_INIT3:
This might eventually get fixed in Perl upstream, but it seems dangerous
enough that it’s probably worth adding a workaround in rxvt-unicode.
More information about the rxvt-unicode