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genconf: in choice node, when value is "", it means no value
[libcmdline.git]
/
src
/
genconf
/
confnode_choice.c
diff --git
a/src/genconf/confnode_choice.c
b/src/genconf/confnode_choice.c
index
20e1efb
..
cb36658
100644
(file)
--- 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;
}