[rygel] core: Correctly handle unset port in configs

[Zeeshan Ali Khattak <zeeshanak src gnome org>]

commit 8a5db7a17a0727b542e166483cd0e04c5e70f22f
Author: Zeeshan Ali (Khattak) <zeeshanak gnome org>
Date:   Wed Sep 2 22:09:15 2009 +0300

    core: Correctly handle unset port in configs

 src/rygel/rygel-cmdline-config.vala |    6 +++++-
 src/rygel/rygel-user-config.vala    |    2 +-
 2 files changed, 6 insertions(+), 2 deletions(-)
---
diff --git a/src/rygel/rygel-cmdline-config.vala b/src/rygel/rygel-cmdline-config.vala
index a6a77eb..01931cd 100644
--- a/src/rygel/rygel-cmdline-config.vala
+++ b/src/rygel/rygel-cmdline-config.vala
@@ -34,7 +34,7 @@ public errordomain Rygel.CmdlineConfigError {
  */
 public class Rygel.CmdlineConfig : GLib.Object, Configuration {
     private static string host_ip;
-    private static int port;
+    private static int port = -1;
 
     private static bool no_transcoding;
     private static bool no_mp3_trans;
@@ -117,6 +117,10 @@ public class Rygel.CmdlineConfig : GLib.Object, Configuration {
     }
 
     public int get_port () throws GLib.Error {
+        if (this.port == -1) {
+            throw new ConfigurationError.NO_VALUE_SET ("No value available");
+        }
+
         return port;
     }
 
diff --git a/src/rygel/rygel-user-config.vala b/src/rygel/rygel-user-config.vala
index 5508261..6802619 100644
--- a/src/rygel/rygel-user-config.vala
+++ b/src/rygel/rygel-user-config.vala
@@ -210,7 +210,7 @@ public class Rygel.UserConfig : GLib.Object, Configuration {
                         throws GLib.Error {
         int val = this.key_file.get_integer (section, key);
 
-        if (val < min || val > max) {
+        if (val == 0 || val < min || val > max) {
             throw new ConfigurationError.VALUE_OUT_OF_RANGE (
                                         "Value of '%s' out of range", key);
         }