using cache in build_file, ui metaprogram and generating stacks

src/ui/ui.gen.h

@@ -0,0 +1,22 @@
+
+typedef struct ui_id_node_t ui_id_node_t; struct ui_id_node_t { ui_id_t value; ui_id_node_t *next; };
+typedef struct ui_lop_node_t ui_lop_node_t; struct ui_lop_node_t { ui_lop_t value; ui_lop_node_t *next; };
+typedef struct ui_f32_node_t ui_f32_node_t; struct ui_f32_node_t { f32 value; ui_f32_node_t *next; };
+typedef struct ui_text_align_node_t ui_text_align_node_t; struct ui_text_align_node_t { ui_text_align_t value; ui_text_align_node_t *next; };
+typedef struct ui_v2f32_node_t ui_v2f32_node_t; struct ui_v2f32_node_t { v2f32_t value; ui_v2f32_node_t *next; };
+
+#define UI_DECL_BOX_MEMBERS \
+f32 border_thickness;\
+ui_text_align_t text_align;\
+f32 required_width;\
+f32 required_height;\
+v2f32_t padding;\
+
+#define UI_DECL_STACKS \
+ui_id_node_t *id_stack;\
+ui_lop_node_t *lop_stack;\
+ui_f32_node_t *border_thickness_stack;\
+ui_text_align_node_t *text_align_stack;\
+ui_f32_node_t *required_width_stack;\
+ui_f32_node_t *required_height_stack;\
+ui_v2f32_node_t *padding_stack;\