#!/bin/sh

if [ $# -eq 0 ]; then
  echo "Usage: $0 <directory>"
  exit 1
fi
if [ ! -d $1 ]; then
  echo "Error: $1 is not a directory"
  exit 1
fi

for crontab in $1/* ; do
  if [ -x $crontab ]; then
    $crontab 2>&1
  fi
done