Update alpine-install.func

add spinner, attempt 3

misc/alpine-install.func

@@ -35,7 +35,7 @@ catch_errors() {
 
 error_handler() {
   if [ -n "$SPINNER_PID" ] && ps -p $SPINNER_PID > /dev/null; then kill $SPINNER_PID; fi
-  printf "\033[?25h"
+  tput cnorm
   local exit_code="$?"
   local line_number="$1"
   local command="$2"
@@ -45,7 +45,7 @@ error_handler() {
 
 # This function displays a spinner.
 spinner() {
-  printf "\033[?25l"
+  tput civis
   spinner="/-\\|/-\\|"
   spin_i=0
   while true; do
@@ -65,7 +65,7 @@ msg_info() {
 # This function displays a success message with a green color.
 msg_ok() {
   if [ -n "$SPINNER_PID" ] && ps -p $SPINNER_PID > /dev/null; then kill $SPINNER_PID; fi
-  printf "\033[?25h"
+  tput cnorm
   local msg="$1"
   echo -e "${BFR} ${CM} ${GN}${msg}${CL}"
 }
@@ -73,7 +73,7 @@ msg_ok() {
 # This function displays a error message with a red color.
 msg_error() {
   if [ -n "$SPINNER_PID" ] && ps -p $SPINNER_PID > /dev/null; then kill $SPINNER_PID; fi
-  printf "\033[?25h"
+  tput cnorm
   local msg="$1"
   echo -e "${BFR} ${CROSS} ${RD}${msg}${CL}"
 }