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#! /usr/bin/env perl
#
# This script recursively (beginning with the current directory)
# wipes out everything not registered in CVS.
#
# written by Oswald Buddenhagen <[email protected]>
# inspired by the "old" cvs-clean target from Makefile.common
#
# This file is free software in terms of the modified BSD licence.
# See kdelibs/doc/common/bsd-license.html for the exact conditions.
#
use File::Path;
my $dry_run = 0;
sub newfiles()
{
my ($indir, $incvs) = @_;
for my $n (keys (%$incvs)) { delete $$indir{$n} }
return sort (keys (%$indir));
}
sub cvsclean()
{
my $dir = shift;
my (%dirsdir, %filesdir, %dirscvs, %filescvs);
my $dnam = $dir ? $dir : ".";
if (!opendir (DIR, $dnam)) {
print STDERR "Cannot enter \"".$dnam."\".\n";
return;
}
for my $fn (grep (!/^\.\.?$/, readdir (DIR))) {
if (-d $dir.$fn) {
$fn eq "CVS" or $dirsdir{$fn} = 1;
} else {
$filesdir{$fn} = 1;
}
}
closedir (DIR);
if (!open (FILE, "<".$dir."CVS/Entries")) {
print STDERR "No CVS information in \"".$dnam."\".\n";
return;
}
while (<FILE>) {
m%^D/([^/]+)/.*$% and $dirscvs{$1} = 1;
m%^/([^/]+)/.*$% and $filescvs{$1} = 1;
}
close (FILE);
if (open (FILE, "<".$dir."CVS/Entries.Log")) {
while (<FILE>) {
m%^A D/([^/]+)/.*$% and $dirscvs{$1} = 1;
m%^A /([^/]+)/.*$% and $filescvs{$1} = 1;
m%^R D/([^/]+)/.*$% and delete $dirscvs{$1};
m%^R /([^/]+)/.*$% and delete $filescvs{$1};
}
close (FILE);
}
for my $fn (&newfiles (\%filesdir, \%filescvs)) {
print ("F ".$dir.$fn."\n");
unlink($dir.$fn) unless $dry_run;
}
for my $fn (&newfiles (\%dirsdir, \%dirscvs)) {
print ("D ".$dir.$fn."\n");
rmtree($dir.$fn, 0, 0) unless $dry_run;
}
for my $fn (sort (keys (%dirscvs))) {
&cvsclean ($dir.$fn."/");
}
}
my $usage =
"usage: cvs-clean [options]\n".
" --help | -h print usage information\n".
" --dry-run | -n print intended actions; don't change filesystem\n";
foreach my $arg (@ARGV) {
if ($arg eq '-h' || $arg eq '--help') {
print $usage;
exit (0);
} elsif ($arg eq '-n' || $arg eq '--dry-run') {
$dry_run = 1;
} else {
print STDERR "cvs-clean: unknown argument '".$arg."'\n\n".$usage;
exit (1);
}
}
&cvsclean ("");
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