1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
| | # -*- encoding: binary -*-
# Copyright (C) 2013-2016 all contributors <yahns-public@yhbt.net>
# License: GPL-3.0+ (https://www.gnu.org/licenses/gpl-3.0.txt)
# frozen_string_literal: true
class Yahns::Sigevent # :nodoc:
attr_reader :to_io
def initialize
@to_io, @wr = IO.pipe
@to_io.close_on_exec = @wr.close_on_exec = true
end
def sev_signal
@wr.write_nonblock(".", exception: false)
end
def yahns_step
# 11 byte strings -> no malloc on YARV
while String === @to_io.read_nonblock(11, exception: false)
end
:wait_readable
end
def close
@to_io.close
@wr.close
end
end
|