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#!/bin/sh
# $FreeBSD: head/tools/regression/pjdfstest/tests/link/13.t 211352 2010-08-15 21:24:17Z pjd $
desc="link returns EPERM if the parent directory of the destination file has its immutable flag set"
dir=`dirname $0`
. ${dir}/../misc.sh
require chflags
case "${os}:${fs}" in
FreeBSD:ZFS)
echo "1..29"
;;
FreeBSD:UFS)
echo "1..49"
;;
*)
quick_exit
esac
n0=`namegen`
n1=`namegen`
n2=`namegen`
expect 0 mkdir ${n0} 0755
expect 0 create ${n0}/${n1} 0644
expect 1 stat ${n0}/${n1} nlink
expect 0 link ${n0}/${n1} ${n0}/${n2}
expect 2 stat ${n0}/${n1} nlink
expect 0 unlink ${n0}/${n2}
expect 1 stat ${n0}/${n1} nlink
expect 0 chflags ${n0} SF_IMMUTABLE
expect EPERM link ${n0}/${n1} ${n0}/${n2}
expect 1 stat ${n0}/${n1} nlink
expect 0 chflags ${n0} none
expect 0 link ${n0}/${n1} ${n0}/${n2}
expect 2 stat ${n0}/${n1} nlink
expect 0 unlink ${n0}/${n2}
expect 1 stat ${n0}/${n1} nlink
expect 0 chflags ${n0} SF_NOUNLINK
expect 0 link ${n0}/${n1} ${n0}/${n2}
expect 2 stat ${n0}/${n1} nlink
expect 0 chflags ${n0} none
expect 0 unlink ${n0}/${n2}
expect 1 stat ${n0}/${n1} nlink
expect 0 chflags ${n0} SF_APPEND
expect 0 link ${n0}/${n1} ${n0}/${n2}
expect 2 stat ${n0}/${n1} nlink
expect 0 chflags ${n0} none
expect 0 unlink ${n0}/${n2}
expect 1 stat ${n0}/${n1} nlink
case "${os}:${fs}" in
FreeBSD:UFS)
expect 0 chflags ${n0} UF_IMMUTABLE
expect EPERM link ${n0}/${n1} ${n0}/${n2}
expect 1 stat ${n0}/${n1} nlink
expect 0 chflags ${n0} none
expect 0 link ${n0}/${n1} ${n0}/${n2}
expect 2 stat ${n0}/${n1} nlink
expect 0 unlink ${n0}/${n2}
expect 1 stat ${n0}/${n1} nlink
expect 0 chflags ${n0} UF_NOUNLINK
expect 0 link ${n0}/${n1} ${n0}/${n2}
expect 2 stat ${n0}/${n1} nlink
expect 0 chflags ${n0} none
expect 0 unlink ${n0}/${n2}
expect 1 stat ${n0}/${n1} nlink
expect 0 chflags ${n0} UF_APPEND
expect 0 link ${n0}/${n1} ${n0}/${n2}
expect 2 stat ${n0}/${n1} nlink
expect 0 chflags ${n0} none
expect 0 unlink ${n0}/${n2}
expect 1 stat ${n0}/${n1} nlink
;;
esac
expect 0 unlink ${n0}/${n1}
expect 0 rmdir ${n0}
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