From e6dff0caa47efee905207d4a2b2df9f24ae717d9 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Johannes=20Schl=C3=BCter?= <johannes@php.net>
Date: Fri, 9 Nov 2007 10:34:27 +0000
Subject: [PATCH] - MFH: Allow persistent zent_ptr_stacks (patch by Andrey
 Hristov)

---
 Zend/zend_ptr_stack.c | 14 ++++++++++----
 Zend/zend_ptr_stack.h |  4 +++-
 2 files changed, 13 insertions(+), 5 deletions(-)

diff --git a/Zend/zend_ptr_stack.c b/Zend/zend_ptr_stack.c
index 36cb21c58b..d2bbbe0e69 100644
--- a/Zend/zend_ptr_stack.c
+++ b/Zend/zend_ptr_stack.c
@@ -25,11 +25,17 @@
 # include <stdarg.h>
 #endif
 
-ZEND_API void zend_ptr_stack_init(zend_ptr_stack *stack)
+ZEND_API void zend_ptr_stack_init_ex(zend_ptr_stack *stack, zend_bool persistent)
 {
-	stack->top_element = stack->elements = (void **) emalloc(sizeof(void *)*PTR_STACK_BLOCK_SIZE);
+	stack->top_element = stack->elements = (void **) pemalloc(sizeof(void *)*PTR_STACK_BLOCK_SIZE, persistent);
 	stack->max = PTR_STACK_BLOCK_SIZE;
 	stack->top = 0;
+	stack->persistent = persistent;
+}
+
+ZEND_API void zend_ptr_stack_init(zend_ptr_stack *stack)
+{
+	zend_ptr_stack_init_ex(stack, 0);
 }
 
 
@@ -71,7 +77,7 @@ ZEND_API void zend_ptr_stack_n_pop(zend_ptr_stack *stack, int count, ...)
 ZEND_API void zend_ptr_stack_destroy(zend_ptr_stack *stack)
 {
 	if (stack->elements) {
-		efree(stack->elements);
+		pefree(stack->elements, stack->persistent);
 	}
 }
 
@@ -93,7 +99,7 @@ ZEND_API void zend_ptr_stack_clean(zend_ptr_stack *stack, void (*func)(void *),
 		int i = stack->top;
 
 		while (--i >= 0) {
-			efree(stack->elements[i]);
+			pefree(stack->elements[i], stack->persistent);
 		}
 	}
 	stack->top = 0;
diff --git a/Zend/zend_ptr_stack.h b/Zend/zend_ptr_stack.h
index ff308119a7..187e03dd05 100644
--- a/Zend/zend_ptr_stack.h
+++ b/Zend/zend_ptr_stack.h
@@ -26,6 +26,7 @@ typedef struct _zend_ptr_stack {
 	int top, max;
 	void **elements;
 	void **top_element;
+	zend_bool persistent;
 } zend_ptr_stack;
 
 
@@ -33,6 +34,7 @@ typedef struct _zend_ptr_stack {
 
 BEGIN_EXTERN_C()
 ZEND_API void zend_ptr_stack_init(zend_ptr_stack *stack);
+ZEND_API void zend_ptr_stack_init_ex(zend_ptr_stack *stack, zend_bool persistent);
 ZEND_API void zend_ptr_stack_n_push(zend_ptr_stack *stack, int count, ...);
 ZEND_API void zend_ptr_stack_n_pop(zend_ptr_stack *stack, int count, ...);
 ZEND_API void zend_ptr_stack_destroy(zend_ptr_stack *stack);
@@ -46,7 +48,7 @@ END_EXTERN_C()
 		/* we need to allocate more memory */				\
 		stack->max *= 2;									\
 		stack->max += count;								\
-		stack->elements = (void **) erealloc(stack->elements, (sizeof(void *) * (stack->max)));	\
+		stack->elements = (void **) perealloc(stack->elements, (sizeof(void *) * (stack->max)), stack->persistent);	\
 		stack->top_element = stack->elements+stack->top;	\
 	}
 
-- 
2.50.1