SAVEPWD=$PWD
cd $TMPDIR || echo "heredoc3.sub: cannot cd to $TMPDIR" >&2

text=$(cat <<EOF
here is the text
EOF)

echo = $text =

unbalanced=$(cat <<EOF
this paren ) is not a problem
EOF)

echo $unbalanced

balanced=$(cat <<EOF
these balanced parens ( ) are not a problem
EOF)

echo $balanced

balanced=$(cat <<EOF
quoted balanced parens \( ) are not a problem either
EOF)

echo $balanced

(cat <<EOF
more text in a subshell
EOF
)

(cat <<EOF; )
some more text in a different subshell
EOF
echo end

# semi-weird examples posted by Wayne Pollack to austin-group mailing list
cat <<-'	END'
	hello
	END

cat <<END
hello
END\
END
END
echo end ENDEND

cat <<'    END    '
hello
    END    
echo end hello

cat <<x*x >/dev/null & touch 'x*x'
x star x
x*x
wait $!
echo end 'x*x'
rm 'x*x'

cat <<END
hello\
END
END
echo end helloEND

cat <<END
hello
\END
END
echo end 'hello<NL>\END'

# this has to be last -- results in a syntax error
# doesn't currently parse because EOF is not on a line by itself -- should it?
(cat <<EOF
still more text in a subshell
EOF)