From 987e6399de79fd6e7f7dcfb91e294afba4945c87 Mon Sep 17 00:00:00 2001
From: Ariadne Conill <ariadne@dereferenced.org>
Date: Sun, 26 Jul 2020 02:32:00 -0600
Subject: [PATCH] libifupdown: interface: add support for automatic "use
 static" insertion

---
 libifupdown/interface-file.c | 2 ++
 libifupdown/interface.c      | 7 +++++++
 libifupdown/interface.h      | 1 +
 3 files changed, 10 insertions(+)

diff --git a/libifupdown/interface-file.c b/libifupdown/interface-file.c
index d7c2835..a1e93a2 100644
--- a/libifupdown/interface-file.c
+++ b/libifupdown/interface-file.c
@@ -115,6 +115,8 @@ lif_interface_file_parse(struct lif_dict *collection, const char *filename)
 				cur_iface->is_bridge = true;
 			else if (!strcmp(executor, "bond"))
 				cur_iface->is_bond = true;
+			else if (!strcmp(executor, "static"))
+				cur_iface->is_static = true;
 
 			lif_dict_add(&cur_iface->vars, token, strdup(executor));
 		}
diff --git a/libifupdown/interface.c b/libifupdown/interface.c
index 7d59813..7ffa767 100644
--- a/libifupdown/interface.c
+++ b/libifupdown/interface.c
@@ -75,7 +75,14 @@ lif_interface_address_add(struct lif_interface *interface, const char *address)
 		return false;
 	}
 
+	if (!interface->is_static)
+	{
+		lif_dict_add(&interface->vars, "use", strdup("static"));
+		interface->is_static = true;
+	}
+
 	lif_dict_add(&interface->vars, "address", addr);
+
 	return true;
 }
 
diff --git a/libifupdown/interface.h b/libifupdown/interface.h
index ae7abfe..6e52308 100644
--- a/libifupdown/interface.h
+++ b/libifupdown/interface.h
@@ -52,6 +52,7 @@ struct lif_interface {
 	bool is_auto;
 	bool is_bridge;
 	bool is_bond;
+	bool is_static;
 
 	struct lif_dict vars;