From e58da98d30ba8b739bd4f3d05589899673426ca8 Mon Sep 17 00:00:00 2001
From: Wynn Wolf Arbor
Date: Thu, 4 Jun 2020 16:33:52 +0200
Subject: Use LIFEBOAT_ROOT directly throughout the script

Instead of using another variable name to refer to the value of
LIFEBOAT_ROOT or its default, use LIFEBOAT_ROOT directly.
---
 lifeboat | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/lifeboat b/lifeboat
index 9d569f5..4ce396c 100755
--- a/lifeboat
+++ b/lifeboat
@@ -2,6 +2,8 @@
 
 set -e
 
+LIFEBOAT_ROOT=${LIFEBOAT_ROOT:-"/srv/backup/lifeboat"}
+
 errx() {
 	printf "lifeboat: %s\n" "$1" >&2
 	exit 1
@@ -14,7 +16,7 @@ usage() {
 
 run_backup() {
 	(
-		cd "$rootdir/$repo"
+		cd "$LIFEBOAT_ROOT/$repo"
 
 		for i in run retain clean sync; do
 			if test -x $i; then
@@ -64,19 +66,17 @@ sync_single() {
 	rclone sync --transfers 20 --fast-list "$RESTIC_REPOSITORY" "$1/$LIFEBOAT_REPO_NAME"
 }
 
-rootdir=${LIFEBOAT_ROOT:-"/srv/backup/lifeboat"}
-
 test $# -lt 2 && usage
 
 repo=$1
 shift
 
-test -d "$rootdir/$repo" || errx "$repo: no such repository"
+test -d "$LIFEBOAT_ROOT/$repo" || errx "$repo: no such repository"
 
 export PATH="$HOME/bin:$PATH"
 export LIFEBOAT_REPO_NAME=$repo
-export RESTIC_REPOSITORY=$rootdir/$repo/repo
-export RESTIC_PASSWORD_FILE=$rootdir/$repo/credentials/restic
+export RESTIC_REPOSITORY=$LIFEBOAT_ROOT/$repo/repo
+export RESTIC_PASSWORD_FILE=$LIFEBOAT_ROOT/$repo/credentials/restic
 
 case "$1" in
 	run) run_backup;;
-- 
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