From 0aa5e838fca48b8e3e00c90fba26590b521f4403 Mon Sep 17 00:00:00 2001
From: erickson <erickson@9efc2488-bf62-4759-914b-345cdb29e865>
Date: Fri, 3 Mar 2006 15:13:23 +0000
Subject: [PATCH] added method to insert items at the first NULL slot in the
 list.  useful for removing random items and inserting random items where
 order is not necessary

git-svn-id: svn://svn.open-ils.org/OpenSRF/trunk@656 9efc2488-bf62-4759-914b-345cdb29e865
---
 src/libstack/osrf_list.c | 9 +++++++++
 src/libstack/osrf_list.h | 6 ++++++
 2 files changed, 15 insertions(+)

diff --git a/src/libstack/osrf_list.c b/src/libstack/osrf_list.c
index 9b2de0f..9cfd89f 100644
--- a/src/libstack/osrf_list.c
+++ b/src/libstack/osrf_list.c
@@ -25,6 +25,15 @@ int osrfListPush( osrfList* list, void* item ) {
 	return 0;
 }
 
+int osrfListPushFirst( osrfList* list, void* item ) {
+	if(!(list && item)) return -1;
+	int i;
+	for( i = 0; i < list->size; i++ ) 
+		if(!list->arrlist[i]) break;
+	osrfListSet( list, item, i );
+	return list->size;
+}
+
 void* osrfListSet( osrfList* list, void* item, unsigned int position ) {
 	if(!list || position < 0) return NULL;
 
diff --git a/src/libstack/osrf_list.h b/src/libstack/osrf_list.h
index e936d1c..99ede9f 100644
--- a/src/libstack/osrf_list.h
+++ b/src/libstack/osrf_list.h
@@ -142,5 +142,11 @@ void osrfListVanillaFree( void* item );
  */
 void osrfListSetDefaultFree( osrfList* list );
 
+/**
+ * Inserts the new item at the first free (null) slot
+ * in the array.  Item is shoved onto the end of the
+ * list if there are no null slots */
+int osrfListPushFirst( osrfList* list, void* item );
+
 
 #endif
-- 
2.11.0