prosody
019cd1db9bec
util/bitcompat.lua

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util/bitcompat.lua @ 13156:019cd1db9bec

mod_storage_sql: Be more specific when checking for old index in SQLite3 Prevents false positives in the odd case where something other than an index with this name might exist.
author Kim Alvefur <zash@zash.se>
date Sat, 17 Jun 2023 00:00:21 +0200
parent 12975:d10957394a3c
child 13624:de902cc0d46c
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, "prosody.util.bit53")
	if ok then
		return bitop;
	end
end

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