#									
#	Copyright (c) 1984,1985,1986,1987,1988,1989,1990   AT&T		
#			All Rights Reserved				
#									
#	  THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF AT&T.		
#	    The copyright notice above does not evidence any		
#	   actual or intended publication of such source code.		
#									

function err_exit
{
	print -u2 -n "\t"
	print -u2 -r $Command: "$@"
	let Errors+=1
}

# test basic file operations like redirection, pipes, file expansion
Command=$0
integer Errors=0
umask u=rwx,go=rx || err_exit "umask u=rws,go=rx failed"
mkdir  /tmp/ksh$$ || err_exit "mkdir /tmp/ksh$$ failed" 
cd /tmp/ksh$$ || err_exit "cd /tmp/ksh$$ failed"
date > dat1 || err_exit "date > dat1 failed"
test -r dat1 || err_exit "dat1 is not readable"
x=dat1
cat <$x > dat2 || err_exit "cat < $x > dat2 failed"
cat dat1 dat2 | cat  | cat | cat > dat3 || err_exit "cat pipe failed"
cat > dat4 <<!
$(date)
!
cat dat1 dat2 | cat  | cat | cat > dat5 &
wait $!
set -- dat*
if	(( $# != 5 ))
then	err_exit "dat* matches only $# files"
fi
cd ~- || err_exit "cd back failed"
rm -r /tmp/ksh$$ || err_exit "rm -r /tmp/ksh$$ failed"
bar=foo
eval foo=\$bar
if	[[ $foo != foo ]]
then	err_exit 'eval foo=\$bar not working'
fi
bar='foo=foo\ bar'
eval $bar
if	[[ $foo != 'foo bar' ]]
then	err_exit 'eval foo=\$bar, with bar="foo\ bar" not working'
fi
exit $((Errors))