hush: readability improvements.
fix some more obscure bugs.
a new redir4.tests is known to fail.
diff --git a/shell/hush_test/hush-misc/redir1.tests b/shell/hush_test/hush-misc/redir1.tests
index 7e20451..70e9e17 100755
--- a/shell/hush_test/hush-misc/redir1.tests
+++ b/shell/hush_test/hush-misc/redir1.tests
@@ -1,5 +1,11 @@
rm shell_test_$$ 2>/dev/null
var=bad
+>shell_test_$$ var=ok
+echo "Test 0: var:$var"
+test -f shell_test_$$ && echo "File created:ok"
+
+rm shell_test_$$ 2>/dev/null
+var=bad
var=ok >shell_test_$$
echo "Test 1: var:$var"
test -f shell_test_$$ && echo "File created:ok"