tools/regression/fstest/tests/truncate/10.t

   1 #!/bin/sh
   2 # $FreeBSD$
   3
   4 desc="truncate returns EROFS if the named file resides on a read-only file system"
   5
   6 dir=`dirname $0`
   7 . ${dir}/../misc.sh
   8
   9 case "${os}:${fs}" in
  10 FreeBSD:UFS)
  11         echo "1..10"
  12
  13         n0=`namegen`
  14         n1=`namegen`
  15
  16         expect 0 mkdir ${n0} 0755
  17         n=`mdconfig -a -n -t malloc -s 1m`
  18         newfs /dev/md${n} >/dev/null
  19         mount /dev/md${n} ${n0}
  20         expect 0 create ${n0}/${n1} 0644
  21         expect 0 truncate ${n0}/${n1} 123
  22         expect 123 stat ${n0}/${n1} size
  23         mount -ur /dev/md${n}
  24         expect EROFS truncate ${n0}/${n1} 1234
  25         expect 123 stat ${n0}/${n1} size
  26         mount -uw /dev/md${n}
  27         expect 0 truncate ${n0}/${n1} 1234
  28         expect 1234 stat ${n0}/${n1} size
  29         expect 0 unlink ${n0}/${n1}
  30         umount /dev/md${n}
  31         mdconfig -d -u ${n}
  32         expect 0 rmdir ${n0}
  33         ;;
  34 *)
  35         quick_exit
  36         ;;
  37 esac