/* True if an interval pointer is null, or is a Lisp_Buffer or
Lisp_String pointer (meaning it points to the owner of this
- interval tree.) */
-#define NULL_INTERVAL_P(i) ((i) == NULL_INTERVAL || \
- XTYPE ((Lisp_Object)(i)) == Lisp_Buffer || \
- XTYPE ((Lisp_Object)(i)) == Lisp_String)
+ interval tree). */
+#define NULL_INTERVAL_P(i) ((i) == NULL_INTERVAL \
+ || XTYPE ((Lisp_Object)(i)) == Lisp_Buffer \
+ || XTYPE ((Lisp_Object)(i)) == Lisp_String)
/* True if this interval has no right child. */
-#define NULL_RIGHT_CHILD(i) (NULL_INTERVAL_P((i)->right))
+#define NULL_RIGHT_CHILD(i) ((i)->right == NULL_INTERVAL)
/* True if this interval has no left child. */
-#define NULL_LEFT_CHILD(i) (NULL_INTERVAL_P((i)->left))
+#define NULL_LEFT_CHILD(i) ((i)->left == NULL_INTERVAL)
/* True if this interval has no parent. */
-#define NULL_PARENT(i) (NULL_INTERVAL_P((i)->parent))
+#define NULL_PARENT(i) (NULL_INTERVAL_P ((i)->parent))
/* True if this interval is the left child of some other interval. */
#define AM_LEFT_CHILD(i) (! NULL_INTERVAL_P ((i)->parent) \
&& (i)->parent->left == (i))
-/* True if this interval is the right ehild of some other interval. */
+/* True if this interval is the right child of some other interval. */
#define AM_RIGHT_CHILD(i) (! NULL_INTERVAL_P ((i)->parent) \
&& (i)->parent->right == (i))
#define ROOT_INTERVAL_P(i) (NULL_PARENT (i))
/* True if this interval is the only interval in the interval tree. */
-#define ONLY_INTERVAL_P(i) (ROOT_INTERVAL_P((i)) && LEAF_INTERVAL_P ((i)))
+#define ONLY_INTERVAL_P(i) (ROOT_INTERVAL_P ((i)) && LEAF_INTERVAL_P ((i)))
/* True if this interval has both left and right children. */
#define BOTH_KIDS_P(i) ((i)->left != NULL_INTERVAL \
#define DEFAULT_INTERVAL_P(i) (NULL_INTERVAL_P (i) || EQ ((i)->plist, Qnil))
/* Reset this interval to its vanilla, or no-property state. */
-#define RESET_INTERVAL(i) { \
- (i)->total_length = (i)->position = 0; \
- (i)->left = (i)->right = NULL_INTERVAL; \
- (i)->parent = NULL_INTERVAL; \
- (i)->write_protect = 0; \
- (i)->visible = 0; \
- (i)->front_sticky = (i)->rear_sticky = 0; \
- (i)->plist = Qnil; \
- }
+#define RESET_INTERVAL(i) \
+{ \
+ (i)->total_length = (i)->position = 0; \
+ (i)->left = (i)->right = NULL_INTERVAL; \
+ (i)->parent = NULL_INTERVAL; \
+ (i)->write_protect = 0; \
+ (i)->visible = 0; \
+ (i)->front_sticky = (i)->rear_sticky = 0; \
+ (i)->plist = Qnil; \
+}
/* Copy the cached property values of interval FROM to interval TO. */
#define COPY_INTERVAL_CACHE(from,to) \