#!/bin/sh

# ctdir
# =====
# Usage: ctdir TARGET [OPTIONS]
#
# Count entries in a directory

help_msg() {
  cat <<-EOF
	Count entries in a target directory
	Usage: ctdir TARGET [OPTIONS]
	Options:
	 -a, --all             do not ignore entries starting with .
	 -A, --almost-all      do not list implied . and ..
	 -B, --ignore-backups  do not list implied entries ending with ~
	 -r, --recursive       list subdirectories recursively
	 -h, --help            print this message
	EOF
  exit 1
}
err_msg() {
  (>&2 echo "$1")
  exit 1
}

for i in "$@"; do
  case $i in
    -h|--help) help_msg;;
  esac
done

LISTING=$(ls -1 "$@" 2>/dev/null | wc -l)
if [ "$LISTING" -eq 0 ]; then
  err_msg "No files as '${@}'"
else
  echo "$LISTING"
fi