generate LVGL API JSON and pass to gen_mpy.py

lvgl · Jul 19, 2024 · e8ea692 · e8ea692
1 parent 81d3c12
commit e8ea692
Showing 1 changed file with 18 additions and 2 deletions.
diff --git a/extmod/extmod.mk b/extmod/extmod.mk
@@ -375,18 +375,34 @@ LVGL_DIR = $(LVGL_BINDING_DIR)/lvgl
 LVGL_GENERIC_DRV_DIR = $(LVGL_BINDING_DIR)/driver/generic
 INC += -I$(LVGL_BINDING_DIR)
 ALL_LVGL_SRC = $(shell find $(LVGL_DIR) -type f -name '*.h') $(LVGL_BINDING_DIR)/lv_conf.h
+LVGL_ALL_H = $(BUILD)/lvgl/lvgl_all.h
+LVGL_ALL_JSON = $(BUILD)/lvgl/lvgl_all.json
 LVGL_PP = $(BUILD)/lvgl/lvgl.pp.c
 LVGL_MPY = $(BUILD)/lvgl/lv_mpy.c
 LVGL_MPY_METADATA = $(BUILD)/lvgl/lv_mpy.json
 CFLAGS_EXTMOD += $(LV_CFLAGS) 
 
-$(LVGL_MPY): $(ALL_LVGL_SRC) $(LVGL_BINDING_DIR)/gen/gen_mpy.py 
+ifneq (,$(wildcard $(LVGL_DIR)/scripts/gen_json/gen_json.py))
+$(LVGL_ALL_JSON): $(ALL_LVGL_SRC) $(LVGL_DIR)/scripts/gen_json/gen_json.py
+	$(ECHO) "LVGL-JSON-GEN $@"
+	$(Q)mkdir -p $(dir $@)
+	$(ECHO) "#include \"$(LVGL_DIR)/lvgl.h\"\n#include \"$(LVGL_DIR)/src/lvgl_private.h\"" > $(LVGL_ALL_H)
+	$(Q)$(PYTHON) $(LVGL_DIR)/scripts/gen_json/gen_json.py --target-header $(LVGL_ALL_H) > $(LVGL_ALL_JSON)
+else
+$(LVGL_ALL_JSON):
+	$(ECHO) "LVGL-JSON-GEN $@"
+	$(Q)mkdir -p $(dir $@)
+	$(ECHO) "{}" > $(LVGL_ALL_JSON)
+endif
+
+$(LVGL_MPY): $(ALL_LVGL_SRC) $(LVGL_BINDING_DIR)/gen/gen_mpy.py $(LVGL_ALL_JSON)
 	$(ECHO) "LVGL-GEN $@"
 	$(Q)mkdir -p $(dir $@)
 	$(Q)$(CPP) $(CFLAGS_EXTMOD) -DPYCPARSER -x c -I $(LVGL_BINDING_DIR)/pycparser/utils/fake_libc_include $(INC) $(LVGL_DIR)/lvgl.h > $(LVGL_PP)
-	$(Q)$(PYTHON) $(LVGL_BINDING_DIR)/gen/gen_mpy.py -M lvgl -MP lv -MD $(LVGL_MPY_METADATA) -E $(LVGL_PP) $(LVGL_DIR)/lvgl.h > $@
+	$(Q)$(PYTHON) $(LVGL_BINDING_DIR)/gen/gen_mpy.py -M lvgl -MP lv -MD $(LVGL_MPY_METADATA) -E $(LVGL_PP) -J $(LVGL_ALL_JSON) $(LVGL_DIR)/lvgl.h > $@
 
 .PHONY: LVGL_MPY
+LVGL_ALL_JSON: $(LVGL_ALL_JSON)
 LVGL_MPY: $(LVGL_MPY)
 
 CFLAGS_EXTMOD += -Wno-unused-function