From 2c73e4165909bc0d82cc62a9031bd687a5e000b6 Mon Sep 17 00:00:00 2001
From: Philipp Gesang <phg42.2a@gmail.com>
Date: Sun, 9 Feb 2014 13:57:49 +0100
Subject: [log] use UUID instead of MD5(time) when creating log files

---
 luaotfload-log.lua | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/luaotfload-log.lua b/luaotfload-log.lua
index 938050a..d057eb3 100644
--- a/luaotfload-log.lua
+++ b/luaotfload-log.lua
@@ -19,9 +19,9 @@ local ioopen            = io.open
 local iowrite           = io.write
 local lfsisdir          = lfs.isdir
 local lfsisfile         = lfs.isfile
-local md5sumhexa        = md5.sumhexa
 local osdate            = os.date
 local ostime            = os.time
+local osuuid            = os.uuid
 local select            = select
 local stringformat      = string.format
 local stringsub         = string.sub
@@ -75,9 +75,7 @@ local choose_logfile = function ( )
     if lfsisdir (tmppath) then
         local fname
         repeat --- ensure that file of that name doesn’t exist
-            --- TODO this could use os.uuid() instead of md5
-            fname = tmppath .. "/luaotfload-log-"
-                            .. stringsub (md5sumhexa (ostime ()), 1, 8)
+            fname = tmppath .. "/luaotfload-log-" .. osuuid()
         until not lfsisfile (fname)
         iowrite (stringformat (log_msg, fname, fname))
         return ioopen (fname, "w")
-- 
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