X-Git-Url: https://git.sommitrealweird.co.uk/onak.git/blobdiff_plain/0f4971d043c38bae1bfb95201622a1405110f899..HEAD:/ll.c

diff --git a/ll.c b/ll.c
index debf52b..d39acb3 100644
--- a/ll.c
+++ b/ll.c
@@ -1,18 +1,27 @@
 /*
  * ll.c - various things of used for dealing with linked lists.
  *
- * Jonathan McDowell <noodles@earth.li>
+ * Copyright 2000-2004 Jonathan McDowell <noodles@earth.li>
  *
- * Copyright 2000-2002 Project Purple
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation; version 2 of the License.
  *
- * $Id: ll.c,v 1.4 2003/06/04 20:57:10 noodles Exp $
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc., 51
+ * Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  */
 
-#include <assert.h>
 #include <stdio.h>
 #include <stdlib.h>
 
 #include "ll.h"
+#include "log.h"
 
 struct ll *lladd(struct ll *curll, void *object)
 {
@@ -30,13 +39,40 @@ struct ll *lladd(struct ll *curll, void *object)
 	return new;
 }
 
+struct ll *lladdend(struct ll *curll, void *object)
+{
+	struct ll *new;
+	struct ll *cur;
+
+	if ((new = malloc(sizeof(struct ll))) == NULL) {
+		logthing(LOGTHING_ERROR,
+				"Couldn't allocate memory in lladdend()");
+		return NULL;
+	}
+
+	new->next = NULL;
+	new->object = object;
+
+	if (curll != NULL) {
+		cur = curll;
+		while (cur->next != NULL) {
+			cur = cur->next;
+		}
+		cur->next = new;
+	} else {
+		curll = new;
+	}
+	
+	return curll;
+}
+
 struct ll *lldel(struct ll *curll, void *object,
 	int (*objectcmp) (const void *object1, const void *object2))
 {
 	struct ll *cur = NULL;
 	struct ll *old = NULL;
 
-	assert(objectcmp != NULL);
+	log_assert(objectcmp != NULL);
 
 	cur = curll;
 	if (cur == NULL) {
@@ -63,7 +99,7 @@ struct ll *llfind(struct ll *curll, void *object,
 {
 	struct ll *cur;
 
-	assert(objectcmp != NULL);
+	log_assert(objectcmp != NULL);
 
 	cur = curll;
 	while (cur != NULL && (*objectcmp)(cur->object, object)) {
@@ -84,17 +120,7 @@ unsigned long llsize(struct ll *curll)
 	return count;
 }
 
-/**
- *	llfree - Frees a linked list.
- *	@curll: The list to free.
- *	@objectfree: A pointer to a free function for the object.
- *
- * 	Walks through a list and free it. If a function is provided for
- * 	objectfree then it's called for each element to free them, if it's NULL
- * 	just the list is freed.
- */
-struct ll *llfree(struct ll *curll,
-	void (*objectfree) (void *object))
+void llfree(struct ll *curll, void (*objectfree) (void *object))
 {
 	struct ll *nextll;
 
@@ -107,5 +133,5 @@ struct ll *llfree(struct ll *curll,
 		free(curll);
 		curll = nextll;
 	}
-	return NULL;
+	return;
 }