Mention that older rsync versions had a problem with --link-dest and

how to work around it.

diff --git a/rsync.yo b/rsync.yo
index f407b5c..565d692 100644 (file)
--- a/rsync.yo
+++ b/rsync.yo
@@ -799,20 +799,25 @@ although this skips files that haven't changed; see also --link-dest).
 This option increases the usefulness of --partial because partially
 transferred files will remain in the new temporary destination until they
 have a chance to be completed.  If DIR is a relative path, it is relative
 This option increases the usefulness of --partial because partially
 transferred files will remain in the new temporary destination until they
 have a chance to be completed.  If DIR is a relative path, it is relative

-to the destination directory (which changes in a recursive transfer).
+to the destination directory.

 
 dit(bf(--link-dest=DIR)) This option behaves like bf(--compare-dest) but
 also will create hard links from em(DIR) to the destination directory for
 unchanged files.  Files with changed ownership or permissions will not be
 linked.
 
 dit(bf(--link-dest=DIR)) This option behaves like bf(--compare-dest) but
 also will create hard links from em(DIR) to the destination directory for
 unchanged files.  Files with changed ownership or permissions will not be
 linked.

-Like bf(--compare-dest) if DIR is a relative path, it is relative
-to the destination directory (which changes in a recursive transfer).

 An example:
 
 verb(
     rsync -av --link-dest=$PWD/prior_dir host:src_dir/ new_dir/
 )
 
 An example:
 
 verb(
     rsync -av --link-dest=$PWD/prior_dir host:src_dir/ new_dir/
 )
 

+Like bf(--compare-dest) if DIR is a relative path, it is relative to the
+destination directory.
+Note that rsync versions prior to 2.6.1 had a bug that could prevent
+--link-dest from working properly for a non-root user when -o was specified
+(or implied by -a).  If the receiving rsync is not new enough, you can work
+around this bug by avoiding the -o option.
+

 dit(bf(-z, --compress)) With this option, rsync compresses any data from
 the files that it sends to the destination machine.  This
 option is useful on slow connections.  The compression method used is the
 dit(bf(-z, --compress)) With this option, rsync compresses any data from
 the files that it sends to the destination machine.  This
 option is useful on slow connections.  The compression method used is the