From 01f94c10b0fc6ec6012f3939718684c183c7d1dc Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Niels=20M=C3=B6ller?= <nisse@lysator.liu.se>
Date: Sat, 15 Mar 1997 08:09:26 +0100
Subject: [PATCH] Added is_empty method
Rev: lib/modules/ADT.pmod/queue.pike:1.2
---
lib/modules/ADT.pmod/queue.pike | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/lib/modules/ADT.pmod/queue.pike b/lib/modules/ADT.pmod/queue.pike
index 9e0ba58e97..8841f70997 100644
--- a/lib/modules/ADT.pmod/queue.pike
+++ b/lib/modules/ADT.pmod/queue.pike
@@ -44,6 +44,11 @@ mixed peek()
return (tail < head) && l[tail];
}
+int is_empty()
+{
+ return (tail == head);
+}
+
void flush()
{
create();
--
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