cvs: ZendEngine2(PHP_5_3) / zend_alloc.c

dmitry		Thu Oct 30 08:55:20 2008 UTC

  Modified files:              (Branch: PHP_5_3)
    /ZendEngine2	zend_alloc.c 
  Log:
  Fixed ability to use "internal" heaps in extensions.
  
  
http://cvs.php.net/viewvc.cgi/ZendEngine2/zend_alloc.c?r1=1.144.2.3.2.43.2.16&r2=1.144.2.3.2.43.2.17&diff_format=u
Index: ZendEngine2/zend_alloc.c
diff -u ZendEngine2/zend_alloc.c:1.144.2.3.2.43.2.16 ZendEngine2/zend_alloc.c:1.144.2.3.2.43.2.17
--- ZendEngine2/zend_alloc.c:1.144.2.3.2.43.2.16	Fri Aug 15 19:47:23 2008
+++ ZendEngine2/zend_alloc.c	Thu Oct 30 08:55:20 2008
@@ -18,7 +18,7 @@
    +----------------------------------------------------------------------+
 */
 
-/* $Id: zend_alloc.c,v 1.144.2.3.2.43.2.16 2008/08/15 19:47:23 felipe Exp $ */
+/* $Id: zend_alloc.c,v 1.144.2.3.2.43.2.17 2008/10/30 08:55:20 dmitry Exp $ */
 
 #include "zend.h"
 #include "zend_alloc.h"
@@ -1068,16 +1068,26 @@
 	}
 	if (internal) {
 		int i;
-		zend_mm_free_block *p;
+		zend_mm_free_block *p, *q, *orig;
 		zend_mm_heap *mm_heap = _zend_mm_alloc_int(heap, sizeof(zend_mm_heap)  ZEND_FILE_LINE_CC ZEND_FILE_LINE_EMPTY_CC);
 
 		*mm_heap = *heap;
 
 		p = ZEND_MM_SMALL_FREE_BUCKET(mm_heap, 0);
+		orig = ZEND_MM_SMALL_FREE_BUCKET(heap, 0);
 		for (i = 0; i < ZEND_MM_NUM_BUCKETS; i++) {
-			p->prev_free_block->next_free_block = p;
-			p->next_free_block->prev_free_block = p;
+			q = p;
+			while (q->prev_free_block != orig) {
+				q = q->prev_free_block;
+			}
+			q->prev_free_block = p;
+			q = p;
+			while (q->next_free_block != orig) {
+				q = q->next_free_block;
+			}
+			q->next_free_block = p;
 			p = (zend_mm_free_block*)((char*)p + sizeof(zend_mm_free_block*) * 2);
+			orig = (zend_mm_free_block*)((char*)orig + sizeof(zend_mm_free_block*) * 2);
 			if (mm_heap->large_free_buckets[i]) {
 				mm_heap->large_free_buckets[i]->parent = &mm_heap->large_free_buckets[i];
 			}