#!/usr/bin/env sh

# This spell awakens or stills the cyclic illumination of the cursor.

# Define the function to turn the cursor blink on
cursor_blink_on() {
  # Turn the cursor blink on
  printf "\033[?25h"
}

# Define the function to turn the cursor blink off
cursor_blink_off() {
  # Turn the cursor blink off
  printf "\033[?25l"
}

# Check if the script is being called from another script
if [ "${BASH_SOURCE[0]}" = "$0" ]; then
  # If not, call the appropriate function based on the command line argument
  if [ "$1" = "on" ]; then
    cursor_blink_on
  elif [ "$1" = "off" ]; then
    cursor_blink_off
  else
    echo "Usage: cast_cursor_blink on|off"
  fi
fi