From f56d7904f6fab99a0e2774828ba1858d77af042f Mon Sep 17 00:00:00 2001
From: Iru Cai <mytbk920423@gmail.com>
Date: Sat, 6 Aug 2016 11:07:47 +0800
Subject: functions.sh: add as-root function

---
 functions.sh | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'functions.sh')

diff --git a/functions.sh b/functions.sh
index 3c05320..1ee9590 100644
--- a/functions.sh
+++ b/functions.sh
@@ -48,3 +48,13 @@ umount_iso() {
 getuuid() {
 	lsblk -n -o UUID "$1"
 }
+
+as-root() {
+	if [ "$UID" == 0 ]; then
+		"$@"
+	elif type -p sudo > /dev/null; then
+		sudo "$@"
+	elif type -p su > /dev/null; then
+		su -c "$*"
+	fi
+}
-- 
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