Initial version

util/grind/tree.hh

@@ -0,0 +1,32 @@
+/* $Header$ */
+
+#define MAXARGS	3
+
+typedef struct tree {
+  int	t_oper;		/* operator */
+  t_addr t_address;	/* some operators use an address */
+  int	t_itemno;	/* item number in status list */
+  union {
+	long tt_ival;
+	struct {
+		struct idf *tt_idf;
+		char *tt_str;
+		struct scope *tt_scope;	
+	} tt_x;
+	struct tree *tt_args[MAXARGS];
+	t_position tt_pos;
+  } t_xxxx;
+#define t_ival	t_xxxx.tt_ival
+#define t_idf	t_xxxx.tt_x.tt_idf
+#define t_str	t_xxxx.tt_x.tt_str
+#define t_sc	t_xxxx.tt_x.tt_scope
+#define t_args	t_xxxx.tt_args
+#define t_lino t_xxxx.tt_pos.lineno
+#define t_filename t_xxxx.tt_pos.filename
+#define t_pos	t_xxxx.tt_pos
+} t_tree, *p_tree;
+
+/* ALLOCDEF "tree" 100 */
+
+extern p_tree	mknode();
+extern p_tree	run_command;