Count files in a directory recursively with Bash

count_files.sh

 #!/bin/bash
 
 # For Mac (Homebrew), use aliases below
 #alias find=gfind
 #alias sed=gsed
 
 function count_files () {
     num_files=$(gfind "$1" -maxdepth 1 -type f | wc -l)
     echo "$1 ${num_files}"
 
     find "$1" -maxdepth 1 -type d | tail -n +2 | while read line; do
         count_files "$line"
     done
 }
 
 count_files $1