File

util/bitcompat.lua @ 12884:f5a75aaa8a25

util.poll: Include unistd.h only for epoll This defines close(), which is only used with epoll, hence we don't need to include it when building in poll or select mode.
author Kim Alvefur <zash@zash.se>
date Fri, 10 Feb 2023 00:37:05 +0100
parent 12573:0f4feaf9ca64
child 12975:d10957394a3c
line wrap: on
line source

-- Compatibility layer for bitwise operations

-- First try the bit32 lib
-- Lua 5.3 has it with compat enabled
-- Lua 5.2 has it by default
if _G.bit32 then
	return _G.bit32;
end

do
	-- Lua 5.3 and 5.4 would be able to use native infix operators
	local ok, bitop = pcall(require, "util.bit53")
	if ok then
		return bitop;
	end
end

error "No bit module found. See https://prosody.im/doc/depends#bitop";