new macros: hlet, hlet*.

* lisplib.c (yield_set_entries): Add hlet and hlet* to
autoload list.

* share/txr/stdlib/yield.tl (hlet-expand): New function
(hlet, hlet*): New macros.

* txr.1: Documented.

1 files changed, 1 insertions, 1 deletions

diff --git a/lisplib.c b/lisplib.c
index a486abe1..1008912f 100644
--- a/lisplib.c
+++ b/lisplib.c
@@ -299,7 +299,7 @@ static val yield_set_entries(val dlt, val fun)
   val name[] = {
     lit("obtain"), lit("obtain-block"), lit("yield-from"), lit("yield"),
     lit("obtain*"), lit("obtain*-block"),
-    lit("suspend"),
+    lit("suspend"), lit("hlet"), lit("hlet*"),
     nil
   };
   set_dlt_entries(dlt, name, fun);