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class method

Signal.signame

Signal.signame(signo) → string or nil

static VALUE
sig_signame(VALUE recv, VALUE signo)
{
    const char *signame = signo2signm(NUM2INT(signo));
    if (!signame) return Qnil;
    return rb_str_new_cstr(signame);
}

Convert signal number to signal name. Returns nil if the signo is an invalid signal number.

Example

Signal.trap("INT") { |signo| puts Signal.signame(signo) }
Process.kill("INT", 0)

produces:

Example

INT

See also .list .trap also in 4.1 · 4.0 · 3.4 · 3.3 · 3.1 · 3.0

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