++doc

Signed-off-by: Steven Armstrong <steven@icarus.ethz.ch>

other/examples/remote/rsync/copy

@@ -1,6 +1,7 @@
 #!/bin/sh
 #
 # 2012 Matt Coddington (mcoddington at gmail.com)
+# 2012 Steven Armstrong (steven-cdist at armstrong.cc)
 #
 # This file is part of cdist.
 #
@@ -27,6 +28,9 @@
 #  cdist config --remote-copy /path/to/this/script target_host
 #
 
+# For rsync to do the right thing, the source has to end with "/" if it is
+# a directory. The below preprocessor loop takes care of that.
+
 # second last argument is the source
 source_index=$(($#-1))
 index=0
@@ -37,7 +41,6 @@ for arg in $@; do
    fi
    index=$((index+=1))
    if [ $index -eq $source_index -a -d "$arg" ]; then
-      # if the source is a directory, it has to end with "/" for rsync to do the right thing
       arg="${arg%/}/"
    fi
    set -- "$@" "$arg"