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Minor usability tweak.

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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@18240 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
Richard Frith-Macdonald 2003-11-30 09:05:31 +00:00
parent 26a9b924d7
commit d2936869b9
2 changed files with 35 additions and 3 deletions
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5
ChangeLog
View file

@ -1,3 +1,8 @@
2003-11-30 Richard Frith-Macdonald <rfm@gnu.org>
* Source/NSNumber.m: Raise exception if user code incorrectly tries
to deallocate a cached small number.
2003-11-25 Richard Frith-Macdonald <rfm@gnu.org>
* Source/Additions/GSMime.m: fix for incremental parsing so that

33
Source/NSNumber.m
View file

@ -41,6 +41,33 @@
#include "NSConcreteNumber.h"
@interface GSCachedBool : NSBoolNumber
@end
@interface GSCachedInt : NSIntNumber
@end
@implementation GSCachedBool
- (id) copyWithZone: (NSZone*)zone
{
return RETAIN(self);
}
- (void) dealloc
{
[NSException raise: NSGenericException
format: @"Attempt to deallocate bool number owned by cache"];
}
@end
@implementation GSCachedInt
- (id) copyWithZone: (NSZone*)zone
{
return RETAIN(self);
}
- (void) dealloc
{
[NSException raise: NSGenericException
format: @"Attempt to deallocate int number owned by cache"];
}
@end
@implementation NSNumber
static NSMapTable *numberMap;
@ -204,12 +231,12 @@ static Class doubleNumberClass;
/*
* cache bool values.
*/
boolN = (NSNumber*)NSAllocateObject(boolNumberClass, 0,
boolN = (NSNumber*)NSAllocateObject([GSCachedBool class], 0,
NSDefaultMallocZone());
boolean = NO;
boolN = [boolN initWithBytes: &boolean objCType: NULL];
boolY = (NSNumber*)NSAllocateObject(boolNumberClass, 0,
boolY = (NSNumber*)NSAllocateObject([GSCachedBool class], 0,
NSDefaultMallocZone());
boolean = YES;
boolY = [boolY initWithBytes: &boolean objCType: NULL];
@ -221,7 +248,7 @@ static Class doubleNumberClass;
{
NSNumber *num;
num = (NSNumber*)NSAllocateObject(intNumberClass, 0,
num = (NSNumber*)NSAllocateObject([GSCachedInt class], 0,
NSDefaultMallocZone());
num = [num initWithBytes: &integer objCType: NULL];
smallIntegers[integer + GS_SMALL] = num;