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46 lines
1.5 KiB
Lua
46 lines
1.5 KiB
Lua
-- Copyright (c) 2012 Robert G. Jakabosky <bobby@sharedrealm.com>
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--
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-- Permission is hereby granted, free of charge, to any person obtaining a copy
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-- of this software and associated documentation files (the "Software"), to deal
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-- in the Software without restriction, including without limitation the rights
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-- to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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-- copies of the Software, and to permit persons to whom the Software is
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-- furnished to do so, subject to the following conditions:
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--
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-- The above copyright notice and this permission notice shall be included in
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-- all copies or substantial portions of the Software.
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--
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-- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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-- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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-- FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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-- AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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-- LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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-- OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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-- THE SOFTWARE.
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-- safe require.
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local require = require
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local function safe_require(...)
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return pcall(require, ...)
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end
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local mod_name = ...
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local backends = {
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"epoll",
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"ev",
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}
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for i=1,#backends do
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local backend = backends[i]
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local name = mod_name .. '.' .. backend
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local status, mod = safe_require(name)
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if status then
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--print("Loaded backend:", name)
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return mod
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end
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end
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error("Failed to load backend for: " .. mod_name)
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