Working graphs (?)

1 files changed, 10 insertions, 8 deletions

diff --git a/interpreter/graphs.h b/interpreter/graphs.h
index f127642..fcb314e 100644
--- a/interpreter/graphs.h
+++ b/interpreter/graphs.h
@@ -3,23 +3,25 @@
 
 #include "syntax.h"
 
+typedef enum {
+	NODE_INT,        /* See expr_kind in syntax.h */
+	NODE_NAME,
+	NODE_CODE,
+	NODE_LIST,
+	NODE_TUPLE,
+	NODE_APP,
+} node_kind;
+
 struct node {
-	expr_kind kind;
+	node_kind kind;
 	void* var1;
 	void* var2;
 	unsigned int used_count;
 };
 
-typedef struct {
-	unsigned int length;
-	struct node* nodes[1];
-} nodes_array;
-
 void use_node(struct node* node, unsigned int count);
 void free_node(struct node* node, unsigned int count, unsigned free_first);
 
-nodes_array* push_node(nodes_array* nodes, struct node* node);
-
 void cpy_expression_to_node(struct node* dst, expression* src);
 void cpy_node_to_expression(expression* dst, struct node* src);