/*
* Copyright (c) 2009 Apple Inc. All rights reserved.
*
* @APPLE_APACHE_LICENSE_HEADER_START@
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* @APPLE_APACHE_LICENSE_HEADER_END@
*/
// CONFIG GC -C99
#import <Foundation/Foundation.h>
#import <malloc/malloc.h>
#import <objc/objc-auto.h>
#import <pthread.h>
void *allocFreeALot(void *ignored) {
unsigned int counter = 0;
objc_registerThreadWithCollector();
malloc_zone_t *autoZone = (malloc_zone_t *)NSDefaultMallocZone();
while (++counter < 100000) {
//printf("doing the malloc...\n");
malloc_zone_free(autoZone, malloc_zone_malloc(autoZone, 128));
//if ((counter & 0xffff) == 0) printf(" }
//printf("done\n");
return NULL;
}
int main(int argc, char *argv[]) {
unsigned int nthreads = 5;
objc_startCollectorThread();
pthread_t threads[nthreads];
for (int i = 0; i < nthreads; ++i)
pthread_create(&threads[i], NULL, allocFreeALot, NULL);
for (int i = 0; i < nthreads; ++i) {
//printf("joining...\n");
pthread_join(threads[i], NULL);
}
printf(" return 0;
}