From 440ed64162b328a51a911f2586c16513c2cfed67 Mon Sep 17 00:00:00 2001
From: Kaz Kylheku <kaz@kylheku.com>
Date: Wed, 9 Dec 2009 20:17:53 -0800
Subject: * hash.c (sethash): New function.

* hash.h (sethash): Declared.

* lib.c (cobj_handle): New function.

* lib.h (cobj_handle): Declared.
---
 ChangeLog | 10 ++++++++++
 hash.c    |  7 +++++++
 hash.h    |  1 +
 lib.c     |  6 ++++++
 lib.h     |  1 +
 5 files changed, 25 insertions(+)

diff --git a/ChangeLog b/ChangeLog
index edd347c5..5c1166de 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,13 @@
+2009-12-09  Kaz Kylheku  <kkylheku@gmail.com>
+
+	* hash.c (sethash): New function.
+
+	* hash.h (sethash): Declared.
+
+	* lib.c (cobj_handle): New function.
+
+	* lib.h (cobj_handle): Declared.
+
 2009-12-08  Kaz Kylheku  <kkylheku@gmail.com>
 
 	All COBJ operations have default implementations now;
diff --git a/hash.c b/hash.c
index 82b1406f..ccc5aa10 100644
--- a/hash.c
+++ b/hash.c
@@ -258,6 +258,13 @@ val gethash(val hash, val key)
   return cdr(found);
 }
 
+val sethash(val hash, val key, val value)
+{
+  val new_p;
+  *gethash_l(hash, key, &new_p) = value;
+  return new_p;
+}
+
 val remhash(val hash, val key)
 {
   struct hash *h = (struct hash *) hash->co.handle;
diff --git a/hash.h b/hash.h
index 68d500fc..737e5165 100644
--- a/hash.h
+++ b/hash.h
@@ -28,6 +28,7 @@ val hash_obj(val);
 val make_hash(val weak_keys, val weak_vals);
 val *gethash_l(val hash, val key, val *new_p);
 val gethash(val hash, val key);
+val sethash(val hash, val key, val value);
 val remhash(val hash, val key);
 void hash_process_weak(void);
 
diff --git a/lib.c b/lib.c
index b38212c5..8094f678 100644
--- a/lib.c
+++ b/lib.c
@@ -1644,6 +1644,12 @@ val cobj(mem_t *handle, val cls_sym, struct cobj_ops *ops)
   return obj;
 }
 
+mem_t *cobj_handle(val cobj, val cls_sym)
+{
+  class_check(cobj, cls_sym);
+  return cobj->co.handle;
+}
+
 void cobj_print_op(val obj, val out)
 {
   put_string(out, lit("#<"));
diff --git a/lib.h b/lib.h
index c9ebd6c0..6188fc83 100644
--- a/lib.h
+++ b/lib.h
@@ -356,6 +356,7 @@ val length_str_ge(val str, val len);
 val length_str_lt(val str, val len);
 val length_str_le(val str, val len);
 val cobj(mem_t *handle, val cls_sym, struct cobj_ops *ops);
+mem_t *cobj_handle(val cobj, val cls_sym);
 val assoc(val list, val key);
 val acons_new(val list, val key, val value);
 val *acons_new_l(val *list, val key, val *new_p);
-- 
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