From ea18410af09ef8ef4f044079a72c82b2d41151a4 Mon Sep 17 00:00:00 2001
From: Marc Vertes <mvertes@free.fr>
Date: Wed, 29 Jul 2020 16:31:28 +0200
Subject: update

---
 bin/backup | 37 +++++++++++++++++++++++++------------
 1 file changed, 25 insertions(+), 12 deletions(-)

(limited to 'bin/backup')

diff --git a/bin/backup b/bin/backup
index 4ef83be..d56ee7f 100755
--- a/bin/backup
+++ b/bin/backup
@@ -3,21 +3,34 @@
 
 [ "$USER" = root ] || exec sudo "$0" "$@"
 
-while getopts :v opt; do
+backup() {
+	date=$(date +%Y%m%d_%H%M%S)
+	last=$(rsync --list-only "$dest/" 2>/dev/null | cut -b 47- | tail -1)
+
+	case $last in
+	([12]*) opt_link=--link-dest=../$last;;
+	(*) opt_link=;;
+	esac
+
+	rsync -HSxa$optv --exclude-from=$ignore $opt_link / /boot "$dest/$date"
+}
+
+dest=/.history
+ignore=/etc/backup/ignore
+
+while getopts :d:i:nv opt; do
 	case $opt in
-	(v) eval "opt$opt=$opt" ;;
-	(*) echo "Usage: $0 [-v] [[host:]dir]"; exit 1 ;;
+	(d) dest="$OPTARG" ;;
+	(i) ignore="$OPTARG" ;;
+	(n|v) optv="$opt$optv" ;;
+	(*) echo "Usage: $0 [-nv] [-d [host:]dir] [clean|diff]"; exit 1 ;;
 	esac
 done
 shift $((OPTIND - 1))
 
-dest=${1:-/.history}
-date=$(date +%Y%m%d_%H%M%S)
-last=$(rsync --list-only "$dest/" 2>/dev/null | cut -b 47- | tail -1)
-
-case $last in
-([12]*) opt_link=--link-dest=../$last;;
-(*) opt_link=;;
+[ "$1" ] && cmd=$1 && shift || cmd=""
+case $cmd in
+(""|save) backup ;;
+(clean) exec backup-clean ${optv+-$optv} "$@" "$dest";;
+(diff) exec diffdir "$@";;
 esac
-
-rsync -HSxa$optv --exclude-from=/etc/backup/ignore $opt_link / /boot "$dest/$date"
-- 
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