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Subject: Re: latest ls.exe version in XP problem
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Date: Fri, 15 Oct 2004 16:33:03 GMT
To: djgpp AT delorie DOT com
DJ-Gateway: from newsgroup comp.os.msdos.djgpp
Reply-To: djgpp AT delorie DOT com

Brian Inglis wrote:
> On Fri, 15 Oct 2004 06:42:10 GMT in comp.os.msdos.djgpp,
> "one2001boy AT yahoo DOT com" <one2001boy AT yahoo DOT com> wrote:
> 
> In general, read: http://clio.rice.edu/djgpp/win2k/main.htm
> 
> 
>>Just noticed several issues about ls.exe. Any help is appreciated.
>>
>>For the latest ls.exe under Windows XP, there are three issues.
>>
>>1) under a directory with one thousand files,
>>run command "ls -F" will take 1 minute to start to display the files and 
>>directory. using "ls" has no such long delay. using "dir" has no such a 
>>problem either.
> 
> 
> ls -F has to do a stat call for each name to find out whether it's a
> directory, executable, link, or normal file: this may involve two
> directory lookups per name, and maybe other system calls, before
> sorting and displaying the information. Try dir /o:n for speed
> comparison. 

Under windows, it is really not necessary to check if the file is 
executable, link or normal file. It doesn't make sense. I use ls -F for 
telling if the object is file or directory only.

I think it might be helpful for displaying the file or directory quickly 
if those checkings are turned off.