luatz/tzinfo: Allow timetable objects in tzinfo methods

[etc/awesome.git] / luatz / tzfile.lua

diff --git a/luatz/tzfile.lua b/luatz/tzfile.lua
index eed426e75efc475af1d43ff3e2c81adf80f1ea57..a0f8da5fb62e969bd62bf7b4f13d1afb74d9d407 100644 (file)
--- a/luatz/tzfile.lua
+++ b/luatz/tzfile.lua
@@ -1,4 +1,6 @@
 local tz_info_mt = require "luatz.tzinfo".tz_info_mt
+local tt_info_mt = require "luatz.tzinfo".tt_info_mt
+
 
 local function read_int32be ( fd )
        local data , err = fd:read ( 4 )
@@ -39,7 +41,7 @@ end
 
 local fifteen_nulls = ("\0"):rep(15)
 local function read_tz ( fd )
-       assert ( fd:read(4) == "TZif" )
+       assert ( fd:read(4) == "TZif" , "Invalid TZ file" )
        local version = assert ( fd:read(1) )
        if version == "\0" or version == "2" then
                local MIN_TIME = -2^32+1
@@ -162,6 +164,7 @@ local function read_tz ( fd )
                        v.abbr = abbreviations:sub ( v.abbrind+1 , v.abbrind+3 )
                        v.isstd = isstd [ i ] or false
                        v.isgmt = isgmt [ i ] or false
+                       setmetatable ( v , tt_info_mt )
                end
 
                --[[
@@ -198,7 +201,7 @@ local function read_tz ( fd )
 end
 
 local function read_tzfile ( path )
-       local fd = assert ( io.open ( path ) )
+       local fd = assert ( io.open ( path , "rb" ) )
        local tzinfo = read_tz ( fd )
        fd:close ( )
        return tzinfo