Fixed self destroy

update.sh

@@ -14,6 +14,7 @@ while [ -h "$b_source" ]; do
 	[[ $b_source != /* ]] && b_source="$b_dir/$b_source"
 done
 cur_dir="$(cd -P "$(dirname "$b_source")" && pwd)"
+script_name=$(basename "$0")
 
 # Check command exist function
 _command_exists() {
@@ -63,7 +64,7 @@ arch() {
 	armv6* | armv6) echo 'armv6' ;;
 	armv5* | armv5) echo 'armv5' ;;
 	s390x) echo 's390x' ;;
-	*) rm -f ${cur_dir}/update.sh && _fail "Unsupported CPU architecture!" ;;
+	*) echo -e "${red}Unsupported CPU architecture!${plain}" && rm -f "${cur_dir}/${script_name}" >/dev/null 2>&1 && exit 2;;
 	esac
 }
 
@@ -128,7 +129,7 @@ update_x-ui() {
 		echo -e "${yellow}Trying to fetch version with IPv4...${plain}"
 		${wget_bin} --inet4-only -N -O /usr/local/x-ui-linux-$(arch).tar.gz https://github.com/MHSanaei/3x-ui/releases/download/${tag_version}/x-ui-linux-$(arch).tar.gz 2>/dev/null
 		if [[ $? -ne 0 ]]; then
-			_fail "ERROR: Failed to downloading x-ui, please be sure that your server can access GitHub"
+			_fail "ERROR: Failed to download x-ui, please be sure that your server can access GitHub"
 		fi
 	fi
 
@@ -191,7 +192,7 @@ update_x-ui() {
 		echo -e "${yellow}Trying to fetch x-ui with IPv4...${plain}"
 		${wget_bin} --inet4-only -O /usr/bin/x-ui https://raw.githubusercontent.com/MHSanaei/3x-ui/main/x-ui.sh >/dev/null 2>&1
 		if [[ $? -ne 0 ]]; then
-			_fail "ERROR: Failed to downloading x-ui.sh script, please be sure that your server can access GitHub"
+			_fail "ERROR: Failed to download x-ui.sh script, please be sure that your server can access GitHub"
 		fi
 	fi
 
@@ -212,7 +213,7 @@ update_x-ui() {
 		if [[ $? -ne 0 ]]; then
 			${wget_bin} --inet4-only -O /etc/init.d/x-ui https://raw.githubusercontent.com/MHSanaei/3x-ui/main/x-ui.rc >/dev/null 2>&1
 			if [[ $? -ne 0 ]]; then
-				_fail "ERROR: Failed to downloading startup unit x-ui.rc, please be sure that your server can access GitHub"
+				_fail "ERROR: Failed to download startup unit x-ui.rc, please be sure that your server can access GitHub"
 			fi
 		fi
 		chmod +x /etc/init.d/x-ui >/dev/null 2>&1