view util/bitcompat.lua @ 13982:ccbc4a46f42d

util.startup: Fix error in DNS instrumentation > attempt to call a nil value (method 'add')
author Kim Alvefur <zash@zash.se>
date Thu, 09 Oct 2025 13:45:52 +0200
parents de902cc0d46c
children
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-- 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 rawget(_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, "prosody.util.bit53")
	if ok then
		return bitop;
	end
end

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