Each option has at least one @dfn{long} (or @dfn{mnemonic}) name starting with two
dashes in a row, e.g., @option{--list}. The long names are more clear than
their corresponding short or old names. It sometimes happens that a
-single long option has many different different names which are
+single long option has many different names which are
synonymous, such as @option{--compare} and @option{--diff}. In addition,
long option names can be given unique abbreviations. For example,
@option{--cre} can be used in place of @option{--create} because there is no
@opindex exclude-tag
@item --exclude-tag=@var{file}
Causes @command{tar} to ignore directories containing @var{file}.
+Multiple @option{--exclude-tag} options can be given.
@end table
-You can specify as many exclusion tags as you like.
-
-Notice, that when speaking about ``excluding the directory'' we mean
-that the files and subdirectories it contains will not get into the
-archive, while the entry for the directory itself will, e.g.:
+For example:
@smallexample
$ @kbd{find dir}
dir/jazz
dir/folk
dir/folk/tagfile
-$ @kbd{tar -cf archive.tar --extract-tag=tagfile -v}
+$ @kbd{tar -cf archive.tar --exclude-tag=tagfile -v}
dir/
dir/blues
dir/jazz
-dir/folk/
./tar: dir/folk/: contains a cache directory tag tagfile; not dumped
$ @kbd{tar -tf archive.tar}
dir/
dir/blues
dir/jazz
-dir/folk/
@end smallexample
@menu