- complain about empty values in config file

ChangeLog

@@ -1,6 +1,7 @@
 0.5.6
 =====
   09-May-2004:  - Authentication headers: enquote Realm (linphone)
+                - complain about empty values in config file
   02-May-2004:  - better recognition of redirected incoming requests
                   (like INVITES from sipgate.de - SIP URI points to
                   the real wanted target but To: header only points to

src/readconf.c

@@ -211,7 +211,7 @@ static int parse_config (FILE *configfile) {
             DEBUGC(DBCLASS_CONFIG,"got argument:\"%s\"",ptr);
 
 	    num=0;
-	    switch (configoptions[k].type) {
+	    if (strlen(ptr)) switch (configoptions[k].type) {
 
 	    //
             // Integer4