commit: Expand the documentation of #'eq-hash, mention the CL PRINT-OBJECT protocol
changeset: 5520:05c1ad4f7a7b
tag: tip
user: Aidan Kehoe <kehoea(a)parhasard.net>
date: Sun Jun 19 16:37:17 2011 +0100
files: src/ChangeLog src/elhash.c
description:
Expand the documentation of #'eq-hash, mention the CL PRINT-OBJECT protocol
2011-06-19 Aidan Kehoe <kehoea(a)parhasard.net>
* elhash.c (Feq_hash):
Document that this returns, for non-immediate objects, a value
that is unique among currently-reachable objects.
diff -r bcd74c477a38 -r 05c1ad4f7a7b src/ChangeLog
--- a/src/ChangeLog Sat Jun 04 14:17:59 2011 +0100
+++ b/src/ChangeLog Sun Jun 19 16:37:17 2011 +0100
＠＠ -1,3 +1,9 ＠＠
+2011-06-19 Aidan Kehoe <kehoea(a)parhasard.net>
+
+ * elhash.c (Feq_hash):
+ Document that this returns, for non-immediate objects, a value
+ that is unique among currently-reachable objects.
+
2011-05-29 Didier Verna <didier(a)xemacs.org>
* console-impl.h (struct console_methods): Remove device parameter
diff -r bcd74c477a38 -r 05c1ad4f7a7b src/elhash.c
--- a/src/elhash.c Sat Jun 04 14:17:59 2011 +0100
+++ b/src/elhash.c Sun Jun 19 16:37:17 2011 +0100
＠＠ -2008,6 +2008,10 ＠＠
DEFUN ("eq-hash", Feq_hash, 1, 1, 0, /*
Return a hash value for OBJECT appropriate for use with `eq.'
+
+If OBJECT is not immediate (it is not a fixnum or character) this hash value
+will be unique among currently-reachable objects, and is appropriate for
+implementing the Common Lisp PRINT-OBJECT protocol.
*/
(object))
{
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