X-Git-Url: https://git.madduck.net/etc/awesome.git/blobdiff_plain/97f3375906b56c5dfaddfcdb5208002919006ad1..cdaad9ec35371fcfc3b398b7302f1e8fe313b4f6:/luatz/tzfile.lua

diff --git a/luatz/tzfile.lua b/luatz/tzfile.lua
index d4285c4..2d64d36 100644
--- a/luatz/tzfile.lua
+++ b/luatz/tzfile.lua
@@ -3,7 +3,9 @@ local tt_info_mt = require "luatz.tzinfo".tt_info_mt
 
 local read_int32be, read_int64be
 
-if string.unpack then -- Only available in Lua 5.3+
+-- luacheck: push std max
+if string.unpack then
+	-- Only available in Lua 5.3+
 	function read_int32be(fd)
 		local data, err = fd:read(4)
 		if data == nil then return nil, err end
@@ -15,7 +17,7 @@ if string.unpack then -- Only available in Lua 5.3+
 		if data == nil then return nil, err end
 		return string.unpack(">i8", data)
 	end
-else
+else -- luacheck: pop
 	function read_int32be(fd)
 		local data, err = fd:read(4)
 		if data == nil then return nil, err end
@@ -58,7 +60,7 @@ local fifteen_nulls = ("\0"):rep(15)
 local function read_tz ( fd )
 	assert ( fd:read(4) == "TZif" , "Invalid TZ file" )
 	local version = assert ( fd:read(1) )
-	if version == "\0" or version == "2" then
+	if version == "\0" or version == "2" or version == "3" then
 		local MIN_TIME = -2^32+1
 
 		assert ( assert ( fd:read(15) ) == fifteen_nulls , "Expected 15 nulls" )
@@ -98,7 +100,7 @@ local function read_tz ( fd )
 
 		local abbreviations = assert ( fd:read ( tzh_charcnt ) )
 
-		local leap_seconds = { }
+		local leap_seconds = { } -- luacheck: ignore 241
 		for i=1, tzh_leapcnt do
 			leap_seconds [ i ] = {
 				offset = assert ( read_int32be ( fd ) ) ;
@@ -117,7 +119,8 @@ local function read_tz ( fd )
 			For version-2-format timezone files, the above header and data is followed by a second header and data,
 			identical in format except that eight bytes are used for each transition time or leap-second time.
 			]]
-			assert ( fd:read(5) == "TZif2" )
+			assert(fd:read(4) == "TZif")
+			assert(fd:read(1) == version)
 			assert ( assert ( fd:read(15) ) == fifteen_nulls , "Expected 15 nulls" )
 
 			MIN_TIME = -2^64+1
@@ -217,6 +220,7 @@ local function read_tz ( fd )
 		end
 
 		local res = {
+			future = TZ;
 			[0] = {
 				transition_time = MIN_TIME ;
 				info = ttinfos [ first ] ;