- MFH: Constness (Added const qualifier to several function parameters)

1 files changed, 6 insertions, 6 deletions

diff --git a/Zend/zend_stack.c b/Zend/zend_stack.c
index d982277e2d..e1f84c9b14 100644
--- a/Zend/zend_stack.c
+++ b/Zend/zend_stack.c
@@ -34,7 +34,7 @@ ZEND_API int zend_stack_init(zend_stack *stack)
 	}
 }
 
-ZEND_API int zend_stack_push(zend_stack *stack, void *element, int size)
+ZEND_API int zend_stack_push(zend_stack *stack, const void *element, int size)
 {
 	if (stack->top >= stack->max) {		/* we need to allocate more memory */
 		stack->elements = (void **) erealloc(stack->elements,
@@ -49,7 +49,7 @@ ZEND_API int zend_stack_push(zend_stack *stack, void *element, int size)
 }
 
 
-ZEND_API int zend_stack_top(zend_stack *stack, void **element)
+ZEND_API int zend_stack_top(const zend_stack *stack, void **element)
 {
 	if (stack->top > 0) {
 		*element = stack->elements[stack->top - 1];
@@ -70,7 +70,7 @@ ZEND_API int zend_stack_del_top(zend_stack *stack)
 }
 
 
-ZEND_API int zend_stack_int_top(zend_stack *stack)
+ZEND_API int zend_stack_int_top(const zend_stack *stack)
 {
 	int *e;
 
@@ -82,7 +82,7 @@ ZEND_API int zend_stack_int_top(zend_stack *stack)
 }
 
 
-ZEND_API int zend_stack_is_empty(zend_stack *stack)
+ZEND_API int zend_stack_is_empty(const zend_stack *stack)
 {
 	if (stack->top == 0) {
 		return 1;
@@ -108,13 +108,13 @@ ZEND_API int zend_stack_destroy(zend_stack *stack)
 }
 
 
-ZEND_API void **zend_stack_base(zend_stack *stack)
+ZEND_API void **zend_stack_base(const zend_stack *stack)
 {
 	return stack->elements;
 }
 
 
-ZEND_API int zend_stack_count(zend_stack *stack)
+ZEND_API int zend_stack_count(const zend_stack *stack)
 {
 	return stack->top;
 }