From 87701845041f7b9a1e06ee8ee88f5b9d0629a9cb Mon Sep 17 00:00:00 2001
From: richard <richard@72102866-910b-0410-8b05-ffd578937521>
Date: Fri, 18 Dec 1998 17:25:15 +0000
Subject: [PATCH] Cope nicely with nil property-lists

git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@3494 72102866-910b-0410-8b05-ffd578937521
---
 ChangeLog        |  1 +
 Source/NSCoder.m | 17 +++++++++++------
 2 files changed, 12 insertions(+), 6 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index f4d58e37b..449df6db5 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -16,6 +16,7 @@ Fri Dec 18 18:15:00 1998  Richard Frith-Macdonald <richard@brainstorm.co.uk>
 	NSGString.m: ditto
 	NSString.m: ditto
         NSConcreteNumber.m: Added ([-replacementObjectForPortCoder:])
+        NSCoder.m: Cope nicely with encode/decode of nil property-list.
 
 Thu Dec 17 16:12:18 1998  Matthias Klose  <doko@cs.tu-berlin.de>
 
diff --git a/Source/NSCoder.m b/Source/NSCoder.m
index 170434e01..8f4ec7d5e 100644
--- a/Source/NSCoder.m
+++ b/Source/NSCoder.m
@@ -117,8 +117,8 @@
 
 - (void) encodePropertyList: (id)plist
 {
-  id    anObject = [NSSerializer serializePropertyList: plist];
-  [self encodeValueOfObjCType:@encode(id) at: &anObject];
+  id    anObject = plist ? [NSSerializer serializePropertyList: plist] : nil;
+  [self encodeValueOfObjCType: @encode(id) at: &anObject];
 }
 
 - (void) encodePoint: (NSPoint)point
@@ -200,10 +200,15 @@
 {
   id o;
   id d;
-  [self decodeValueOfObjCType:@encode(id) at:&d];
-  o = [NSDeserializer deserializePropertyListFromData: d
-				    mutableContainers: NO];
-  [d release];
+  [self decodeValueOfObjCType: @encode(id) at: &d];
+  if (d)
+    {
+      o = [NSDeserializer deserializePropertyListFromData: d
+                                        mutableContainers: NO];
+      [d release];
+    }
+  else
+    o = nil;
   return o;
 }