From 281663f4e9b5029ab9cd09cf4754de3165138ab7 Mon Sep 17 00:00:00 2001
From: root <root>
Date: Fri, 4 Dec 2009 20:25:05 +0000
Subject: *** empty log message ***

---
 ev.c | 31 +++++++++++++++++--------------
 1 file changed, 17 insertions(+), 14 deletions(-)

(limited to 'ev.c')

diff --git a/ev.c b/ev.c
index 5071b4a..aa38d1d 100644
--- a/ev.c
+++ b/ev.c
@@ -3103,25 +3103,28 @@ stat_timer_cb (EV_P_ ev_timer *w_, int revents)
 {
   ev_stat *w = (ev_stat *)(((char *)w_) - offsetof (ev_stat, timer));
 
-  /* we copy this here each the time so that */
-  /* prev has the old value when the callback gets invoked */
-  w->prev = w->attr;
+  ev_statdata prev = w->attr;
   ev_stat_stat (EV_A_ w);
 
   /* memcmp doesn't work on netbsd, they.... do stuff to their struct stat */
   if (
-    w->prev.st_dev      != w->attr.st_dev
-    || w->prev.st_ino   != w->attr.st_ino
-    || w->prev.st_mode  != w->attr.st_mode
-    || w->prev.st_nlink != w->attr.st_nlink
-    || w->prev.st_uid   != w->attr.st_uid
-    || w->prev.st_gid   != w->attr.st_gid
-    || w->prev.st_rdev  != w->attr.st_rdev
-    || w->prev.st_size  != w->attr.st_size
-    || w->prev.st_atime != w->attr.st_atime
-    || w->prev.st_mtime != w->attr.st_mtime
-    || w->prev.st_ctime != w->attr.st_ctime
+    prev.st_dev      != w->attr.st_dev
+    || prev.st_ino   != w->attr.st_ino
+    || prev.st_mode  != w->attr.st_mode
+    || prev.st_nlink != w->attr.st_nlink
+    || prev.st_uid   != w->attr.st_uid
+    || prev.st_gid   != w->attr.st_gid
+    || prev.st_rdev  != w->attr.st_rdev
+    || prev.st_size  != w->attr.st_size
+    || prev.st_atime != w->attr.st_atime
+    || prev.st_mtime != w->attr.st_mtime
+    || prev.st_ctime != w->attr.st_ctime
   ) {
+      /* we only update w->prev on actual differences */
+      /* in case we test more often than invoke the callback, */
+      /* to ensure that prev is always different to attr */
+      w->prev = prev;
+
       #if EV_USE_INOTIFY
         if (fs_fd >= 0)
           {
-- 
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