How to sort find results
Jeffrey Ellis
jellis at dhnet.us
Mon Nov 7 19:43:25 GMT 2005
Hi, David--
Thank you.
Wow. That looks great...
Um... Can you tell me how to run it?
All My Best,
Jeffrey
on 11/7/05 11:32 AM, David Fleck at david.fleck at mchsi.com wrote:
> On Mon, 7 Nov 2005, Jeffrey Ellis wrote:
>> Well, at least I know it can do it now. The problem -- as usual for a newbie
>> -- is that I haven't got the vaguest understanding of what I just read. The
>> field part I think I get, but how would I use the first character? I guess
>> I'm basically too stupid to get these kind of instructions -- maybe just one
>> example for the use of each option included in man pages would help?
>
> Here's a completely different approach. I ran into this exact problem
> often enough that I wrote a small Perl script to handle it:
>
> #!/usr/bin/perl
>
> use strict;
> use File::Find ();
>
> # for the convenience of &wanted calls, including -eval statements:
> use vars qw/*name/;
> *name = *File::Find::name;
>
> (@ARGV) or usage();
>
> my (%files, $tString, $reverse);
>
> $reverse = 1 if ($ARGV[1] =~ /r.*/);
>
> # Traverse desired filesystems
> File::Find::find(\&wanted, $ARGV[0]);
>
> # sort %files by mod. time, print.
> if ($ARGV[1] =~ /r.*/) {
> foreach my $f (sort { $files{$b} <=> $files{$a} } keys %files) {
> # chop off day of week
> ($tString = scalar localtime($files{$f})) =~ s/\w* //;
> print $tString, "\t",$f,"\n";
> }
> } else {
> foreach my $f (sort { $files{$a} <=> $files{$b} } keys %files) {
> # chop off day of week
> ($tString = scalar localtime($files{$f})) =~ s/\w* //;
> print $tString, "\t",$f,"\n";
> }
> }
> exit;
>
>
> sub wanted {
> my (@fstat);
> # put the filename and mod. time into %files
> ((@fstat) = lstat($_)) && -f _ && ($files{$name} = $fstat[9]);
> }
>
> sub usage {
> print "\n",
> "Usage: $0 (directory) [reverse]\n",
> " examines all files in (directory) and all its subdirectories,\n",
> " sorts by date, and returns the sorted list, earliest first.\n",
> " If 'reverse' is specified, files are sorted earliest last.\n\n";
> exit;
> }
>
>
> --
> David Fleck
> david.fleck at mchsi.com
>
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