From b42ef9c1d539fb783f20180fec8cfb86c5d65030 Mon Sep 17 00:00:00 2001
From: "Vladimir D. Seleznev" <vseleznv@altlinux.org>
Date: Thu, 4 Mar 2021 19:47:24 +0300
Subject: [PATCH] scripts: double-quote variables and expansions, copy file
 with archive mode

---
 scripts/bootup/systemd/lkrg-systemd.sh | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/scripts/bootup/systemd/lkrg-systemd.sh b/scripts/bootup/systemd/lkrg-systemd.sh
index 63d5a92..1a2e282 100755
--- a/scripts/bootup/systemd/lkrg-systemd.sh
+++ b/scripts/bootup/systemd/lkrg-systemd.sh
@@ -6,7 +6,7 @@
 #  - Adam 'pi3' Zabrocki (http://pi3.com.pl)
 ##
 
-P_SYSTEMD_DIR=`systemctl show -p UnitPath | cut -d " " -f5`
+P_SYSTEMD_DIR="$(systemctl show -p UnitPath | cut -d " " -f5)"
 
 case "$P_SYSTEMD_DIR" in
     \/run/*) P_SYSTEMD_DIR=/etc/systemd/system ;;
@@ -22,12 +22,12 @@ P_NC='\033[0m' # No Color
 echo -e "  ${P_GREEN}[+] ${P_WHITE}Systemd detected${P_NC}"
 
 if [ "$1" == "install" ]; then
-    if [ -f $P_SYSTEMD_DIR/lkrg.service ]; then
+    if [ -f "$P_SYSTEMD_DIR/lkrg.service" ]; then
 	echo -e "      ${P_RED}ERROR! ${P_YL}lkrg.service${P_RED} file already exists under ${P_YL}$P_SYSTEMD_DIR${P_RED} folder${P_NC}"
 	exit 1
     else
 	echo -e "       ${P_GREEN}Installing ${P_YL}lkrg.service${P_GREEN} file under ${P_YL}$P_SYSTEMD_DIR${P_GREEN} folder${P_NC}"
-	cp scripts/bootup/systemd/lkrg.service $P_SYSTEMD_DIR/lkrg.service
+	cp -a scripts/bootup/systemd/lkrg.service "$P_SYSTEMD_DIR/lkrg.service"
 	echo -e "       ${P_GREEN}Enabling ${P_YL}lkrg.service${P_GREEN} on bootup${P_NC}"
 	systemctl enable lkrg.service
 	echo -e "       ${P_GREEN}To start ${P_YL}lkrg.service${P_GREEN} please use: ${P_YL}systemctl start lkrg${P_NC}"
@@ -38,7 +38,7 @@ elif [ "$1" == "uninstall" ]; then
     echo -e "       ${P_GREEN}Disabling ${P_YL}lkrg.service${P_GREEN} on bootup${P_NC}"
     systemctl disable lkrg.service
     echo -e "       ${P_GREEN}Deleting ${P_YL}lkrg.service${P_GREEN} file from the ${P_YL}$P_SYSTEMD_DIR${P_GREEN} folder${P_NC}"
-    rm $P_SYSTEMD_DIR/lkrg.service
+    rm "$P_SYSTEMD_DIR/lkrg.service"
 else
     echo -e "      ${P_RED}ERROR! Unknown option!${P_NC}"
     exit 1