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util/watchdog.lua @ 8842:463505cc75d5
MUC: Revert unstable MUC commits since 0.10.1
These have caused too many issue reports to be included in
the stable branch at this time.
Affected issues: #345, #397
Reverted commits:
dcd53a565c01
6d4b0895f76d
1b10802a770e
564e897f0790
a7221ada9368
aaff40ec7001
05a3275b6873
c2b99fa134b3
8da11142fabf
author | Matthew Wild <mwild1@gmail.com> |
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date | Wed, 30 May 2018 21:33:53 +0100 (2018-05-30) |
parent | 6777:5de6b93d0190 |
child | 8555:4f0f5b49bb03 |
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local timer = require "util.timer"; local setmetatable = setmetatable; local os_time = os.time; local _ENV = nil; local watchdog_methods = {}; local watchdog_mt = { __index = watchdog_methods }; local function new(timeout, callback) local watchdog = setmetatable({ timeout = timeout, last_reset = os_time(), callback = callback }, watchdog_mt); timer.add_task(timeout+1, function (current_time) local last_reset = watchdog.last_reset; if not last_reset then return; end local time_left = (last_reset + timeout) - current_time; if time_left < 0 then return watchdog:callback(); end return time_left + 1; end); return watchdog; end function watchdog_methods:reset() self.last_reset = os_time(); end function watchdog_methods:cancel() self.last_reset = nil; end return { new = new; };