2003-06-24 Havoc Pennington <hp@pobox.com>

	* mono/*.cs: Use IntPtr.Zero instead of ((IntPtr) 0)

4 files changed, 24 insertions, 20 deletions

diff --git a/ChangeLog b/ChangeLog
index c84cda1d..00b421e0 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2003-06-24  Havoc Pennington  <hp@pobox.com>
+
+	* mono/*.cs: Use IntPtr.Zero instead of ((IntPtr) 0)
+
 2003-06-23  Anders Carlsson  <andersca@codefactory.se>
 
 	* configure.in:
diff --git a/mono/Connection.cs b/mono/Connection.cs
index ff983d5a..e22133f7 100644
--- a/mono/Connection.cs
+++ b/mono/Connection.cs
@@ -11,7 +11,7 @@ namespace DBus {
       Error error = new Error ();
       error.Init ();
       raw = dbus_connection_open (address, ref error);
-      if (raw != (IntPtr) 0) {
+      if (raw != IntPtr.Zero) {
         dbus_connection_unref (raw);
       } else {
         Exception e = new Exception (ref error);
@@ -33,14 +33,14 @@ namespace DBus {
       error.Init ();
       
       IntPtr ptr = dbus_bus_get ((int) bus, ref error);
-      if (ptr != (IntPtr) 0) {
+      if (ptr != IntPtr.Zero) {
         Connection c = Wrap (ptr);
         dbus_connection_unref (ptr);
         return c;
       } else {
         Exception e = new Exception (ref error);
         error.Free ();
-        throw e;        
+        throw e;   
       }
     }
     
@@ -67,7 +67,7 @@ namespace DBus {
       IntPtr gch_ptr;
       
       gch_ptr = dbus_connection_get_data (ptr, wrapper_slot);
-      if (gch_ptr != (IntPtr) 0) {
+      if (gch_ptr != IntPtr.Zero) {
         return (DBus.Connection) ((GCHandle)gch_ptr).Target;
       } else {
         return new Connection (ptr);
@@ -85,15 +85,15 @@ namespace DBus {
         if (value == raw_)
           return;
         
-        if (raw_ != (IntPtr) 0) {
+        if (raw_ != IntPtr.Zero) {
           IntPtr gch_ptr;
           
           gch_ptr = dbus_connection_get_data (raw_,
                                               wrapper_slot);
-          Debug.Assert (gch_ptr != (IntPtr) 0);
+          Debug.Assert (gch_ptr != IntPtr.Zero);
 
           dbus_connection_set_data (raw_, wrapper_slot,
-                                    (IntPtr) 0, (IntPtr) 0);
+                                    IntPtr.Zero, IntPtr.Zero);
           
           ((GCHandle) gch_ptr).Free ();
           
@@ -102,7 +102,7 @@ namespace DBus {
         
         raw_ = value;
 
-        if (raw_ != (IntPtr) 0) {
+        if (raw_ != IntPtr.Zero) {
           GCHandle gch;
 
           dbus_connection_ref (raw_);
@@ -111,16 +111,16 @@ namespace DBus {
           gch = GCHandle.Alloc (this, GCHandleType.WeakTrackResurrection);
           
           dbus_connection_set_data (raw_, wrapper_slot,
-                                    (IntPtr) gch, (IntPtr) 0);
+                                    (IntPtr) gch, IntPtr.Zero);
         }
       }
     }
 
     ~Connection () {
-      if (raw != (IntPtr) 0) {
+      if (raw != IntPtr.Zero) {
         Disconnect ();
       }
-      raw = (IntPtr) 0; // free the native object
+      raw = IntPtr.Zero; // free the native object
     }
     
     Connection (IntPtr r) {
diff --git a/mono/DBus.cs b/mono/DBus.cs
index e2751841..f6f8b003 100644
--- a/mono/DBus.cs
+++ b/mono/DBus.cs
@@ -17,7 +17,7 @@ namespace DBus {
     internal static void Init () {
       if (!initialized) {
         initialized = true;
-        g_thread_init ((IntPtr) 0);
+        g_thread_init (IntPtr.Zero);
         dbus_gthread_init ();
       }
     }
diff --git a/mono/Message.cs b/mono/Message.cs
index edd1aff9..8f6db007 100644
--- a/mono/Message.cs
+++ b/mono/Message.cs
@@ -10,7 +10,7 @@ namespace DBus {
                     string dest_service) {
       // the assignment bumps the refcount
       raw = dbus_message_new (name, dest_service);
-      if (raw == (IntPtr) 0)
+      if (raw == IntPtr.Zero)
         throw new OutOfMemoryException ();
       dbus_message_unref (raw);
     }
@@ -25,7 +25,7 @@ namespace DBus {
       IntPtr gch_ptr;
       
       gch_ptr = dbus_message_get_data (ptr, wrapper_slot);
-      if (gch_ptr != (IntPtr) 0) {
+      if (gch_ptr != IntPtr.Zero) {
         return (DBus.Message) ((GCHandle)gch_ptr).Target;
       } else {
         return new Message (ptr);
@@ -43,15 +43,15 @@ namespace DBus {
         if (value == raw_)
           return;
         
-        if (raw_ != (IntPtr) 0) {
+        if (raw_ != IntPtr.Zero) {
           IntPtr gch_ptr;
           
           gch_ptr = dbus_message_get_data (raw_,
                                            wrapper_slot);
-          Debug.Assert (gch_ptr != (IntPtr) 0);
+          Debug.Assert (gch_ptr != IntPtr.Zero);
 
           dbus_message_set_data (raw_, wrapper_slot,
-                                 (IntPtr) 0, (IntPtr) 0);
+                                 IntPtr.Zero, IntPtr.Zero);
           
           ((GCHandle) gch_ptr).Free ();
           
@@ -60,7 +60,7 @@ namespace DBus {
         
         raw_ = value;
 
-        if (raw_ != (IntPtr) 0) {
+        if (raw_ != IntPtr.Zero) {
           GCHandle gch;
 
           dbus_message_ref (raw_);
@@ -69,13 +69,13 @@ namespace DBus {
           gch = GCHandle.Alloc (this, GCHandleType.WeakTrackResurrection);
           
           dbus_message_set_data (raw_, wrapper_slot,
-                                 (IntPtr) gch, (IntPtr) 0);
+                                 (IntPtr) gch, IntPtr.Zero);
         }
       }
     }
 
     ~Message () {
-      raw = (IntPtr) 0; // free the native object
+      raw = IntPtr.Zero; // free the native object
     }
     
     Message (IntPtr r) {