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#!perl
use Config;
use File::Basename qw(&basename &dirname);
use Cwd;
$origdir = cwd;
chdir dirname($0);
$file = basename($0, '.PLS');
$file .= $^O eq 'VMS' ? '.com' : '.pls';
open OUT,">$file" or die "Can't create $file: $!";
print "Extracting $file (with variable substitutions)\n";
print OUT <<"!GROK!THIS!";
$Config{startperl} -w
!GROK!THIS!
# In the following, perl variables are not expanded during extraction.
print OUT <<'!NO!SUBS!';
use strict;
use File::Copy 'cp';
use IO::Dir;
my $source = shift;
my $dest = shift;
die "$source is not a directory" unless -d $source;
die "$dest is not a directory" unless -d $dest;
copy_tree($source,'.',$dest);
sub copy_tree {
my ($base,$subdir,$dest) = @_;
my $dir = IO::Dir->new("$base/$subdir") or die "Can't opendir() $source: $!";
while (my $thing = $dir->read) {
next if $thing =~ /^./; # not hidden files
next if $thing =~ /^\#/; # not autosave files
next if $thing =~ /~$/; # not autosave files
next if $thing eq 'CVS'; # not CVS directories
next if $thing eq 'core'; # not core files
if (-f "$base/$subdir/$thing") { # a regular file
my $result = copy("$base/$subdir/$thing","$dest/$subdir/$thing");
print STDERR "$base/$subdir/$thing => $dest/$subdir/$thing: ",$result ? "OK\n" : "FAILED: $!\n";
} elsif (-d "$base/$subdir/$thing") {
copy_tree($base,"$subdir/$thing",$dest);
}
}
}
__END__
!NO!SUBS!
close OUT or die "Can't close $file: $!";
chmod 0755, $file or die "Can't reset permissions for $file: $!\n";
exec("$Config{'eunicefix'} $file") if $Config{'eunicefix'} ne ':';
chdir $origdir;
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