5 # The first command line argument is a non-empty relative path
6 # specifying the "from" directory.
7 # Each other argument is a file name not containing / and
8 # names a file in the current directory.
10 # For each of these files, we create in the "from" directory a link
11 # of the same name pointing to the local file.
13 # We assume that the directory structure is a tree, i.e. that it does
14 # not contain symbolic links and that the parent of / is never referenced.
15 # Apart from this, this script should be able to handle even the most
21 my @from_path = split(/\//, $from);
24 my @pwd_path = split(/\//, $pwd);
29 foreach $dirname (@from_path) {
31 # In this loop, @to_path always is a relative path from
32 # @pwd_path (interpreted is an absolute path) to the original pwd.
34 # At the end, @from_path (as a relative path from the original pwd)
35 # designates the same directory as the absolute path @pwd_path,
36 # which means that @to_path then is a path from there to the original pwd.
38 next if ($dirname eq "" || $dirname eq ".");
40 if ($dirname eq "..") {
41 @to_path = (pop(@pwd_path), @to_path);
43 @to_path = ("..", @to_path);
44 push(@pwd_path, $dirname);
48 my $to = join('/', @to_path);
51 foreach $file (@files) {
52 # print "ln -s $to/$file $from/$file\n";
53 symlink("$to/$file", "$from/$file");
54 print $file . " => $from/$file\n";