#!/bin/sh
rm -f fallocate /tmp/afile /tmp/bfile
gcc fallocate.c -o fallocate
if [ ! -x fallocate ] ; then
  echo Test program did not compile, posix_fallocate may not be supported
  exit
fi

./fallocate
if [ -f /tmp/afile ] ; then
  sizea=`du /tmp/afile | cut -f 1`
  sizeb=`du /tmp/bfile | cut -f 1`
  if [ "$sizea" -eq "$sizeb" ] ; then
    cmp /tmp/afile /tmp/bfile
    if [ "$?" -ne 0 ] ; then
      echo Test failed, files do not match
    else
      echo Test passed
    fi
  else
    echo Test failed, sizes do not match
  fi
fi