Minor fix parsing booleans

git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@14241 72102866-910b-0410-8b05-ffd578937521

ChangeLog

@@ -1,3 +1,7 @@
+2002-08-07  Richard Frith-Macdonald <rfm@gnu.org>
+
+	* Source/NSString.m: ([-boolValue]) Accept 'true' as well as 'YES'
+
 2002-07-29  Adam Fedor  <fedor@gnu.org>
 
 	* Merge changes from 1.4.0 onto main branch.

Source/NSString.m

@@ -2182,10 +2182,21 @@ handle_printf_atsign (FILE *stream,
 
 // xxx Sould we use NSScanner here ?
 
+/**
+ * If the string consists of the words 'true' or 'yes' (case insensitive)
+ * or begins with a non-zero numeric value, return YES, otherwise return
+ * NO.
+ */
 - (BOOL) boolValue
 {
   if ([self caseInsensitiveCompare: @"YES"] == NSOrderedSame)
-    return YES;
+    {
+      return YES;
+    }
+  if ([self caseInsensitiveCompare: @"true"] == NSOrderedSame)
+    {
+      return YES;
+    }
   return [self intValue] != 0 ? YES : NO;
 }
 

Source/NSUserDefaults.m

@@ -811,14 +811,19 @@ static NSString	*pathForUser(NSString *user)
 
 /**
  * Looks up a value for a specified default using -objectForKey:
- * and checks that it is a boolean.  Returns NO if it is not.
+ * and returns its boolean representation.<br />
+ * Returns NO if it is not a boolean.<br />
+ * The text 'yes' or 'true' or any non zero numeric value is considered
+ * to be a boolean YES.  Other string values are NO.
  */
 - (BOOL) boolForKey: (NSString*)defaultName
 {
   id	obj = [self stringForKey: defaultName];
 
   if (obj != nil)
-    return [obj boolValue];
+    {
+      return [obj boolValue];
+    }
   return NO;
 }