mirror of
https://github.com/gnustep/libs-base.git
synced 2025-04-26 02:01:03 +00:00
6a75fb2858
git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@3762 72102866-910b-0410-8b05-ffd578937521
145 lines
2.3 KiB
Objective-C
145 lines
2.3 KiB
Objective-C
#include <Foundation/NSObject.h>
|
||
#include <Foundation/NSArray.h>
|
||
#include <Foundation/NSAutoreleasePool.h>
|
||
#ifndef _WIN32
|
||
#include "malloc.h"
|
||
#endif
|
||
|
||
@interface ReleaseTester : NSObject
|
||
{
|
||
int label;
|
||
}
|
||
@end
|
||
|
||
@implementation ReleaseTester
|
||
|
||
- initWithLabel: (int)l
|
||
{
|
||
label = l;
|
||
return self;
|
||
}
|
||
|
||
- (oneway void) release
|
||
{
|
||
// printf ("release'ing %d\n", label);
|
||
[super release];
|
||
}
|
||
|
||
- (void) dealloc
|
||
{
|
||
// printf ("dealloc'ing %d\n", label);
|
||
[super dealloc];
|
||
}
|
||
|
||
@end
|
||
|
||
void
|
||
autorelease_test (int depth)
|
||
{
|
||
int n = 2;
|
||
id os[n];
|
||
id a = [NSMutableArray new];
|
||
int i;
|
||
id arp;
|
||
|
||
if (depth < 0)
|
||
return;
|
||
|
||
arp = [[NSAutoreleasePool alloc] init];
|
||
|
||
for (i = 0; i < n; i++)
|
||
{
|
||
id r = [[[ReleaseTester alloc] initWithLabel: i+depth*n] autorelease];
|
||
os[i] = r;
|
||
[a addObject: r];
|
||
}
|
||
|
||
#if 0
|
||
fprintf (stderr, "totalAutoreleasedObjects %d\n",
|
||
[NSAutoreleasePool totalAutoreleasedObjects]);
|
||
#endif
|
||
autorelease_test (depth-1);
|
||
|
||
[a release];
|
||
|
||
[arp release];
|
||
|
||
fflush (stdin);
|
||
}
|
||
|
||
void
|
||
release_test (int depth)
|
||
{
|
||
int n = 1000;
|
||
id os[n];
|
||
int i;
|
||
|
||
if (depth < 0)
|
||
return;
|
||
|
||
for (i = 0; i < n; i++)
|
||
os[i] = [[ReleaseTester alloc] initWithLabel: i];
|
||
for (i = 0; i < n; i++)
|
||
[os[i] retain];
|
||
for (i = 0; i < n; i++)
|
||
[os[i] release];
|
||
for (i = 0; i < n; i++)
|
||
[os[i] release];
|
||
|
||
release_test (depth-1);
|
||
}
|
||
|
||
|
||
#if GNU_LIBC
|
||
static void *(*old_malloc_hook) (size_t);
|
||
static void (*old_free_hook) (void *ptr);
|
||
|
||
static void *
|
||
my_malloc_hook (size_t size)
|
||
{
|
||
void *result;
|
||
__malloc_hook = old_malloc_hook;
|
||
result = malloc (size);
|
||
/* `printf' might call `malloc', so protect it too. */
|
||
printf ("malloc (%u) returns %p\n", (unsigned int) size, result);
|
||
__malloc_hook = my_malloc_hook;
|
||
return result;
|
||
}
|
||
|
||
void
|
||
my_free_hook (void *ptr)
|
||
{
|
||
__free_hook = old_free_hook;
|
||
free (ptr);
|
||
__free_hook = my_free_hook;
|
||
}
|
||
#endif /* GNU_LIBC */
|
||
|
||
int
|
||
main ()
|
||
{
|
||
int i;
|
||
|
||
#if GNU_LIBC
|
||
old_malloc_hook = __malloc_hook;
|
||
old_free_hook = __free_hook;
|
||
__malloc_hook = my_malloc_hook;
|
||
__free_hook = my_free_hook;
|
||
#endif /* GNU_LIBC */
|
||
|
||
#if 1
|
||
for (i = 0; i < 10000; i++)
|
||
autorelease_test (3);
|
||
#else
|
||
/* Checking for memory leak in objc_mutex_lock() */
|
||
_objc_mutex_t gate;
|
||
gate = objc_mutex_allocate ();
|
||
for (i = 0; i < 1000000; i++)
|
||
{
|
||
objc_mutex_lock (gate);
|
||
objc_mutex_unlock (gate);
|
||
}
|
||
#endif
|
||
|
||
exit (0);
|
||
}
|