1 |
root |
1.1 |
#!/opt/bin/perl |
2 |
|
|
|
3 |
|
|
# inspired by treescan by Jamie Lokier <jamie@imbolc.ucc.ie> |
4 |
|
|
# about 40% faster than the original version (on my fs and raid :) |
5 |
|
|
|
6 |
|
|
use Getopt::Long; |
7 |
|
|
use IO::AIO; |
8 |
|
|
|
9 |
|
|
Getopt::Long::Configure ("bundling", "no_ignore_case", "require_order"); |
10 |
|
|
|
11 |
|
|
my ($opt_silent, $opt_print0, $opt_stat); |
12 |
|
|
|
13 |
|
|
GetOptions |
14 |
|
|
"quiet|q" => \$opt_silent, |
15 |
|
|
"print0|0" => \$opt_print0, |
16 |
|
|
"stat|s" => \$opt_stat, |
17 |
|
|
; |
18 |
|
|
|
19 |
|
|
@ARGV = "." unless @ARGV; |
20 |
|
|
|
21 |
|
|
sub printfn { |
22 |
|
|
my ($path, $files, $suffix) = @_; |
23 |
|
|
|
24 |
|
|
if ($opt_print0) { |
25 |
|
|
print map "$path/$_$suffix\0", @$files; |
26 |
|
|
} elsif (!$opt_silent) { |
27 |
|
|
print map "$path/$_$suffix\n", @$files; |
28 |
|
|
} |
29 |
|
|
} |
30 |
|
|
|
31 |
|
|
sub scan { |
32 |
|
|
my ($path) = @_; |
33 |
|
|
|
34 |
|
|
aio_scandir $path, 8, sub { |
35 |
|
|
my ($dirs, $files) = @_; |
36 |
|
|
|
37 |
|
|
if ($opt_stat) { |
38 |
|
|
aio_stat "$path/$_" for @$files; |
39 |
|
|
} |
40 |
|
|
|
41 |
|
|
for (@$dirs) { |
42 |
|
|
printfn $path, $dirs, "/"; |
43 |
|
|
&scan ("$path/$_") |
44 |
|
|
} |
45 |
|
|
|
46 |
|
|
printfn $path, $files; |
47 |
|
|
}; |
48 |
|
|
} |
49 |
|
|
|
50 |
|
|
IO::AIO::max_outstanding 64; |
51 |
|
|
IO::AIO::min_parallel 32; |
52 |
|
|
|
53 |
|
|
for my $seed (@ARGV) { |
54 |
|
|
$seed =~ s/\/+$//; |
55 |
|
|
aio_lstat "$seed/.", sub { |
56 |
|
|
scan $seed if -d _; |
57 |
|
|
}; |
58 |
|
|
} |
59 |
|
|
|
60 |
|
|
IO::AIO::flush; |
61 |
|
|
|