From 5737c21d791ca310f85f108c3dda47ec5c681677 Mon Sep 17 00:00:00 2001
From: Laurent Vivier <Laurent@lvivier.info>
Date: Tue, 22 May 2007 20:02:28 +0000
Subject: [PATCH] a NULL parameter doesn't remove the parameter, an empty
 string remove it

---
 libemile/emile_second_set_param.c | 27 ++++++++++++++++++---------
 1 file changed, 18 insertions(+), 9 deletions(-)

diff --git a/libemile/emile_second_set_param.c b/libemile/emile_second_set_param.c
index 7d86716..b46b65a 100644
--- a/libemile/emile_second_set_param.c
+++ b/libemile/emile_second_set_param.c
@@ -23,19 +23,28 @@ int emile_second_set_param(int fd, char *kernel, char *parameters, char *initrd)
 		return -1;
 
 	if (kernel != NULL)
-		emile_second_set_property(configuration, "kernel", kernel);
-	else
-		emile_second_remove_property(configuration, "kernel");
+	{
+		if (*kernel)
+			emile_second_set_property(configuration, "kernel", kernel);
+		else
+			emile_second_remove_property(configuration, "kernel");
+	}
 
 	if (parameters != NULL)
-		emile_second_set_property(configuration, "parameters", parameters);
-	else
-		emile_second_remove_property(configuration, "parameters");
+	{
+		if (*parameters)
+			emile_second_set_property(configuration, "parameters", parameters);
+		else
+			emile_second_remove_property(configuration, "parameters");
+	}
 
 	if (initrd != NULL)
-		emile_second_set_property(configuration, "initrd", initrd);
-	else
-		emile_second_remove_property(configuration, "initrd");
+	{
+		if (*initrd)
+			emile_second_set_property(configuration, "initrd", initrd);
+		else
+			emile_second_remove_property(configuration, "initrd");
+	}
 		
 	emile_second_set_property(configuration, "vga", "default");