From fe8d7be755e69b36fadbe00653db98598e996622 Mon Sep 17 00:00:00 2001
From: Christian Brauner <christian.brauner@ubuntu.com>
Date: Mon, 29 May 2017 14:28:34 +0200
Subject: [PATCH] confile: add config_value_empty()

Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>
---
 src/lxc/confile.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/lxc/confile.c b/src/lxc/confile.c
index 4114e9fff..1561a73c9 100644
--- a/src/lxc/confile.c
+++ b/src/lxc/confile.c
@@ -328,6 +328,14 @@ int lxc_listconfigs(char *retv, int inlen)
 	return fulllen;
 }
 
+static inline bool config_value_empty(const char *value)
+{
+	if (value && strlen(value) > 0)
+		return false;
+
+	return true;
+}
+
 static int config_string_item(char **conf_item, const char *value)
 {
 	char *new_value;