kdirwatch has problem to detect hard link change

sonald sycao at redflag-linux.com
Fri Jul 3 12:19:33 BST 2009

sonald wrote:
> the problem comes up  when  I  traced the problem when using kcmshell4 clock
> to set timezone, which is when you changed timezone second time,
> the setting just lost. I found the real problem is that
> KDirWatch loses watch on /etc/localtime.
> I can reproduce the watch lose very easily:
>    # inotifywait -m /etc/localtime
>    # zic -l Asia/Shanghai
>    # zic -l Asia/Muscat
>    # touch /etc/localtime
> After Change timezone to Muscat, subsequent changes to /etc/localtime
> won't be watched. because KDirWatch use inotify (I'm using a linux distro), 
> which monitoring file with respect to inode , not dir entry. 
> zic relinked ( hardlink ) /etc/localtime, so inotify just told attrib 
> change ( st_nlink change ) of the original file.
> I post the patch a few months ago, and it seems that problem still exists
> int KDE 4.3 RC, so I post here to see if it can make some help.
> Sian Cao
I repatch the code, and it works on KDE 4.3 RC.

Sian Cao
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