#!/bin/sh
# $FreeBSD$

desc="open returns EPERM when the named file has its append-only flag set, the file is to be modified, and O_TRUNC is specified or O_APPEND is not specified"

dir=`dirname $0`
. ${dir}/../misc.sh

require chflags

echo "1..24"

n0=`namegen`

expect 0 create ${n0} 0644
expect 0 chflags ${n0} SF_APPEND
expect 0 open ${n0} O_WRONLY,O_APPEND
expect 0 open ${n0} O_RDWR,O_APPEND
expect EPERM open ${n0} O_WRONLY
expect EPERM open ${n0} O_RDWR
expect EPERM open ${n0} O_RDONLY,O_TRUNC
expect EPERM open ${n0} O_RDONLY,O_APPEND,O_TRUNC
expect EPERM open ${n0} O_WRONLY,O_APPEND,O_TRUNC
expect EPERM open ${n0} O_RDWR,O_APPEND,O_TRUNC
expect 0 chflags ${n0} none
expect 0 unlink ${n0}

expect 0 create ${n0} 0644
expect 0 chflags ${n0} UF_APPEND
expect 0 open ${n0} O_WRONLY,O_APPEND
expect 0 open ${n0} O_RDWR,O_APPEND
expect EPERM open ${n0} O_WRONLY
expect EPERM open ${n0} O_RDWR
expect EPERM open ${n0} O_RDONLY,O_TRUNC
expect EPERM open ${n0} O_RDONLY,O_APPEND,O_TRUNC
expect EPERM open ${n0} O_WRONLY,O_APPEND,O_TRUNC
expect EPERM open ${n0} O_RDWR,O_APPEND,O_TRUNC
expect 0 chflags ${n0} none
expect 0 unlink ${n0}