add my unfinished cbase

cbase/data/trees/Makefile

@@ -0,0 +1,14 @@
+OBJ=binarytree.o bst.o rbtree.o
+SRC=$(OBJ:.o=.c)
+HDR=$(SRC:.c=.h)
+
+CFLAGS+=-Wall
+CFLAGS+=-Wextra
+
+all: $(OBJ)
+
+clean:
+	$(RM) $(OBJ)
+
+%.o: %.c %.h
+	$(CC) -o $@ -c $< $(CFLAGS)

cbase/data/trees/binarytree.c

@@ -0,0 +1 @@
+#include "binarytree.h"

cbase/data/trees/binarytree.h

@@ -0,0 +1,13 @@
+#ifndef BINARYTREE_H
+#define BINARYTREE_H
+
+typedef struct BinaryTreeNode {
+	void* data;
+	struct BinaryTreeNode* left;
+	struct BinaryTreeNode* right;
+} BinaryTreeNode;
+
+BinaryTreeNode*
+new_binarytree();
+
+#endif

cbase/data/trees/bst.c

@@ -0,0 +1 @@
+#include "bst.h"

cbase/data/trees/bst.h

@@ -0,0 +1,5 @@
+#ifndef BST_H
+#define BST_H
+
+
+#endif

cbase/data/trees/rbtree.c

@@ -0,0 +1 @@
+#include "rbtree.h"

cbase/data/trees/rbtree.h

@@ -0,0 +1,16 @@
+#ifndef RBTREE_H
+#define RBTREE_H
+
+typedef enum {
+	Red,
+	Black,
+} RBColor;
+
+typedef struct RBTreeNode {
+	void* data;
+	struct RBTreeNode* left;
+	struct RBTreeNode* right;
+	RBColor color;
+} RBTreeNode;
+
+#endif