New function to clone a folderinfo tree.

2001-10-17    <NotZed@Ximian.com>

        * camel-store.c (camel_folder_info_clone): New function to clone a
        folderinfo tree.

svn path=/trunk/; revision=13740

3 files changed, 41 insertions, 1 deletions

diff --git a/camel/ChangeLog b/camel/ChangeLog
index 8a13bcc98f..d638cf6671 100644
--- a/camel/ChangeLog
+++ b/camel/ChangeLog
@@ -1,3 +1,8 @@
+2001-10-17    <NotZed@Ximian.com>
+
+	* camel-store.c (camel_folder_info_clone): New function to clone a
+	folderinfo tree.
+
 2001-10-17  Jeffrey Stedfast  <fejj@ximian.com>
 
 	* providers/local/camel-mh-folder.c (mh_append_message): Same as
diff --git a/camel/camel-store.c b/camel/camel-store.c
index 4bc5de3f83..3cd695f1bc 100644
--- a/camel/camel-store.c
+++ b/camel/camel-store.c
@@ -838,7 +838,41 @@ camel_folder_info_build (GPtrArray *folders, const char *namespace,
 		top = fi;
 	}
 	
-	return top;			
+	return top;
+}
+
+static CamelFolderInfo *folder_info_clone_rec(CamelFolderInfo *fi, CamelFolderInfo *parent)
+{
+	CamelFolderInfo *info;
+
+	info = g_malloc(sizeof(*info));
+	info->parent = parent;
+	info->url = g_strdup(fi->url);
+	info->name = g_strdup(fi->name);
+	info->full_name = g_strdup(fi->full_name);
+	info->path = g_strdup(fi->path);
+	info->unread_message_count = fi->unread_message_count;
+
+	if (fi->sibling)
+		info->sibling = folder_info_clone_rec(fi->sibling, parent);
+	else
+		info->sibling = NULL;
+
+	if (fi->child)
+		info->child = folder_info_clone_rec(fi->child, info);
+	else
+		info->child = NULL;
+
+	return info;
+}
+
+CamelFolderInfo *
+camel_folder_info_clone(CamelFolderInfo *fi)
+{
+	if (fi == NULL)
+		return NULL;
+
+	return folder_info_clone_rec(fi, NULL);
 }
 
 gboolean
diff --git a/camel/camel-store.h b/camel/camel-store.h
index 8f7f566d3a..2cb1e4c7fb 100644
--- a/camel/camel-store.h
+++ b/camel/camel-store.h
@@ -183,6 +183,7 @@ CamelFolderInfo *camel_folder_info_build           (GPtrArray *folders,
 						    const char *namespace,
 						    char separator,
 						    gboolean short_names);
+CamelFolderInfo *camel_folder_info_clone	   (CamelFolderInfo *fi);
 
 gboolean         camel_store_supports_subscriptions   (CamelStore *store);