bin/srsync-incremental: fix initial backup

[config/dotfiles.git] / bin / srsync-incremental

diff --git a/bin/srsync-incremental b/bin/srsync-incremental
index 644b2fef253f9a881026b3afa1fbc4f3b968b2b5..9d800b9cd85b7165069200f0f8b5e776e01551d1 100755 (executable)
--- a/bin/srsync-incremental
+++ b/bin/srsync-incremental
@@ -5,7 +5,7 @@
 # Thanks to http://www.sanitarium.net/golug/rsync_backups_2010.html for the
 # idea.
 
-# Copyright (C) 2011-2013  Simon Ruderich
+# Copyright (C) 2011-2014  Simon Ruderich
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
@@ -21,7 +21,7 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 
-set -e
+set -eu
 
 if test "$#" -lt 2; then
     echo "Usage: $0 <backups-directory> <arguments to rsync>" >&2
@@ -31,10 +31,11 @@ if test "$#" -lt 2; then
 fi
 
 
-cd "$1" || exit 1
+cd "$1"
 shift
 
 # Get absolute path to last backup directory.
+dest=./
 for x in backup-*; do
     test -d "$x" || continue
     dest="../$x" # relative to destination directory
@@ -50,7 +51,7 @@ fi
 mkdir current
 rsync \
     --verbose --itemize-changes --human-readable \
-    --archive --hard-links --numeric-ids --one-file-system \
+    --archive --hard-links --sparse --numeric-ids --one-file-system \
     --link-dest="$dest" \
     "$@" current \
 || {