Maintenance Ruby 3.3 gets fixes, but no new features. Switch to Ruby 4.0 →
class method
Signal.list
Signal.list → a_hash
signal.c
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static VALUE
sig_list(VALUE _)
{
VALUE h = rb_hash_new();
const struct signals *sigs;
FOREACH_SIGNAL(sigs, 0) {
rb_hash_aset(h, rb_fstring_cstr(sigs->signm), INT2FIX(sigs->signo));
}
return h;
}
Returns a list of signal names mapped to the corresponding underlying signal numbers.
Example
Signal.list #=> {"EXIT"=>0, "HUP"=>1, "INT"=>2, "QUIT"=>3, "ILL"=>4, "TRAP"=>5, "IOT"=>6, "ABRT"=>6, "FPE"=>8, "KILL"=>9, "BUS"=>7, "SEGV"=>11, "SYS"=>31, "PIPE"=>13, "ALRM"=>14, "TERM"=>15, "URG"=>23, "STOP"=>19, "TSTP"=>20, "CONT"=>18, "CHLD"=>17, "CLD"=>17, "TTIN"=>21, "TTOU"=>22, "IO"=>29, "XCPU"=>24, "XFSZ"=>25, "VTALRM"=>26, "PROF"=>27, "WINCH"=>28, "USR1"=>10, "USR2"=>12, "PWR"=>30, "POLL"=>29}