examples/functions/emptydir

   1 #! /bin/bash
   2 #
   3 #Derived from:
   4 #
   5 #From: damercer@mmm.com (Dan Mercer)
   6 #Newsgroups: comp.unix.admin,comp.unix.shell,comp.unix.programmer,comp.sys.sun.admin
   7 #Subject: Re: Command to find out if a directory is empty
   8 #Date: 17 Aug 2000 14:35:56 GMT
   9 #Message-ID: <8ngt8c$fmr$1@magnum.mmm.com>
  10
  11 # usage: emptydir [dirname] ;  default dirname is "."
  12
  13 emptydir()
  14 {
  15         typeset file dir=${1:-.}
  16         [[ -d $dir ]] || {
  17                 echo "$FUNCNAME: $dir is not a directory" >&2
  18                 return 2
  19         }
  20         for file in $dir/.* $dir/*
  21         do
  22                 case ${file#$dir/} in
  23                 .|..) ;;
  24                 \*) [[ -e $file ]];let $?;return;;
  25                 *) return 1;;
  26                 esac
  27         done
  28 }