From: Olivier Matz <zer0@droids-corp.org>
Date: Fri, 24 Dec 2010 12:14:56 +0000 (+0100)
Subject: genconf: in choice node, when value is "", it means no value
X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=d95a1e1bbf95cd09e1e9339386cec6aec0ab1921;p=libcmdline.git

genconf: in choice node, when value is "", it means no value

Signed-off-by: Olivier Matz <zer0@droids-corp.org>
---

diff --git a/src/genconf/confnode_choice.c b/src/genconf/confnode_choice.c
index 20e1efb..cb36658 100644
--- a/src/genconf/confnode_choice.c
+++ b/src/genconf/confnode_choice.c
@@ -150,6 +150,8 @@ static int confnode_choice_set_user_strvalue(struct confnode *n,
 static int confnode_choice_get_user_strvalue(const struct confnode *n, char *buf,
 					      unsigned buflen)
 {
+	if (strcmp("", n->value) == 0)
+		return -1;
 	snprintf(buf, buflen, n->value);
 	return 0;
 }