End of Life Ruby 3.1 has reached end of life and gets no more fixes. Switch to Ruby 4.0 →

instance method

Process::Status#signaled?

stat.signaled? → true or false

static VALUE
pst_wifsignaled(VALUE st)
{
    int status = PST2INT(st);

    return RBOOL(WIFSIGNALED(status));
}

Returns true if stat terminated because of an uncaught signal.

See also #pid #stopped? #inspect #stopsig also in 4.1 · 4.0 · 3.4 · 3.3 · 3.2 · 3.0