From: Alan T. DeKok <aland@freeradius.org>
Date: Sat, 13 Aug 2011 14:56:28 +0000 (-0400)
Subject: Allow empty strings to mean NULL
X-Git-Tag: release_2_1_12~53
X-Git-Url: http://www.project-moonshot.org/gitweb/?a=commitdiff_plain;h=4b2faf5c7839a1f3babf641879cf0193f841c564;p=freeradius.git

Allow empty strings to mean NULL

this lets us specify the default (i.e. NULL) virtual server
---

diff --git a/src/main/client.c b/src/main/client.c
index d140d81..b406943 100644
--- a/src/main/client.c
+++ b/src/main/client.c
@@ -1053,7 +1053,11 @@ RADCLIENT *client_create(RADCLIENT_LIST *clients, REQUEST *request)
 		case PW_TYPE_STRING_PTR:
 			p = (char **) ((char *) c + dynamic_config[i].offset);
 			if (*p) free(*p);
-			*p = strdup(vp->vp_strvalue);
+			if (vp->vp_strvalue[0]) {
+				*p = strdup(vp->vp_strvalue);
+			} else {
+				*p = NULL;
+			}
 			break;
 
 		case PW_TYPE_BOOLEAN: