Now that we've removed the need for symlinks, we can safely remove util/mklinks.pl
Reviewed-by: Rich Salz <rsalz@openssl.org>
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#!/usr/local/bin/perl
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# mklink.pl
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# The first command line argument is a non-empty relative path
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# specifying the "from" directory.
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# Each other argument is a file name not containing / and
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# names a file in the current directory.
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#
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# For each of these files, we create in the "from" directory a link
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# of the same name pointing to the local file.
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#
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# We assume that the directory structure is a tree, i.e. that it does
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# not contain symbolic links and that the parent of / is never referenced.
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# Apart from this, this script should be able to handle even the most
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# pathological cases.
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use Cwd;
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my $from = shift;
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my @files = @ARGV;
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my @from_path = split(/[\\\/]/, $from);
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my $pwd = getcwd();
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chomp($pwd);
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my @pwd_path = split(/[\\\/]/, $pwd);
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my @to_path = ();
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my $dirname;
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foreach $dirname (@from_path) {
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# In this loop, @to_path always is a relative path from
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# @pwd_path (interpreted is an absolute path) to the original pwd.
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# At the end, @from_path (as a relative path from the original pwd)
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# designates the same directory as the absolute path @pwd_path,
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# which means that @to_path then is a path from there to the original pwd.
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next if ($dirname eq "" || $dirname eq ".");
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if ($dirname eq "..") {
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@to_path = (pop(@pwd_path), @to_path);
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} else {
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@to_path = ("..", @to_path);
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push(@pwd_path, $dirname);
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}
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}
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my $to = join('/', @to_path);
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my $file;
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$symlink_exists=eval {symlink("",""); 1};
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if ($^O eq "msys") { $symlink_exists=0 };
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foreach $file (@files) {
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my $err = "";
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if ($symlink_exists) {
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unlink "$from/$file";
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symlink("$to/$file", "$from/$file") or $err = " [$!]";
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} else {
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unlink "$from/$file";
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open (OLD, "<$file") or die "Can't open $file: $!";
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open (NEW, ">$from/$file") or die "Can't open $from/$file: $!";
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binmode(OLD);
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binmode(NEW);
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while (<OLD>) {
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print NEW $_;
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}
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close (OLD) or die "Can't close $file: $!";
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close (NEW) or die "Can't close $from/$file: $!";
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}
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print $file . " => $from/$file$err\n";
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}
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