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From: | "one2001boy AT yahoo DOT com" <one2001boy AT yahoo DOT com> |
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Newsgroups: | comp.os.msdos.djgpp |
Subject: | Re: latest ls.exe version in XP problem |
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Date: | Fri, 22 Oct 2004 02:33:33 GMT |
To: | djgpp AT delorie DOT com |
DJ-Gateway: | from newsgroup comp.os.msdos.djgpp |
Reply-To: | djgpp AT delorie DOT com |
Eli Zaretskii wrote: >>From: "one2001boy AT yahoo DOT com" <one2001boy AT yahoo DOT com> >>Date: Thu, 21 Oct 2004 02:39:53 GMT >> >>I run the command in an old computer. > > > How old? if it's slow, what is its CPU clock speed? And how many > files are in that directory, anyway? > > >> > are there lots of large subdirectories or files >> >>>with unusual file-name extensions? >> >>The file name extensions are normal. > > > Can you give examples of those ``normal extensions''? > I tried the computer in my desktop right now, under Windows XP in directory C:\windows\system32, I have 2558 File(s). run ls -F, I wait for 16 seconds, and then screen start to display the files and directories. The computer I am running is Pentium 4, 3.0 Ghz, with 512 Meg. > >>But why subdirecries matter here? I don't have option "-R" > > > ls.exe needs to read the subdirectories to compute their size (DOS > system calls always return zero for a size of a directory). > I don't know why ls -F needs to calcuate the size of a directory? it doesn't display the size of a directory for ls -F. Maybe we can eliminate such a step for speed? > >>I just noticed if using "dir", the displayed director or files will show >>the first page and pause for a second, then display the seoncd page. >>This way, it displayes thousands of files. > > > `dir' doesn't tell you all the information that `ls' does. That is right. What I mean is that the way dir display is different from ls.exe. Maybe this information is not helpful.
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