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#!/bin/sh
# $FreeBSD: src/tools/regression/fstest/tests/truncate/10.t,v 1.1 2007/01/17 01:42:12 pjd Exp $
desc="truncate returns EROFS if the named file resides on a read-only file system"
n0=`namegen`
n1=`namegen`
expect 0 mkdir ${n0} 0755
dd if=/dev/zero of=tmpdisk bs=1k count=1024 2>/dev/null
vnconfig vnd1 tmpdisk
newfs /dev/rvnd1c >/dev/null
mount /dev/vnd1c ${n0}
expect 0 create ${n0}/${n1} 0644
expect 0 truncate ${n0}/${n1} 123
expect 123 stat ${n0}/${n1} size
mount -ur /dev/vnd1c
expect EROFS truncate ${n0}/${n1} 1234
expect 123 stat ${n0}/${n1} size
mount -uw /dev/vnd1c
expect 0 truncate ${n0}/${n1} 1234
expect 1234 stat ${n0}/${n1} size
expect 0 unlink ${n0}/${n1}
umount /dev/vnd1c
vnconfig -u vnd1
rm tmpdisk
expect 0 rmdir ${n0}
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