unix: Enable lv_binding_micropython as user C mod.

Author: Carglglz

micropython.mk

@@ -0,0 +1,68 @@
+
+################################################################################
+# LVGL unix optional libraries
+# Update CFLAGS_EXTMOD and LDFLAGS_EXTMOD for LVGL extenral library,
+# but do that only on the unix port, for unix specific dependencies
+
+ifneq ($(UNAME_S),Darwin)
+CFLAGS_EXTMOD += -DMICROPY_FB=1
+endif
+
+SDL_CFLAGS_EXTMOD :=  $(shell pkg-config --silence-errors --cflags sdl2)
+SDL_LDFLAGS_EXTMOD := $(shell pkg-config --silence-errors --libs   sdl2)
+ifneq ($(SDL_LDFLAGS_EXTMOD),)
+CFLAGS_EXTMOD += $(SDL_CFLAGS_EXTMOD) -DMICROPY_SDL=1
+LDFLAGS_EXTMOD += $(SDL_LDFLAGS_EXTMOD)
+endif
+
+RLOTTIE_CFLAGS_EXTMOD :=  $(shell pkg-config --silence-errors --cflags rlottie)
+RLOTTIE_LDFLAGS_EXTMOD := $(shell pkg-config --silence-errors --libs   rlottie)
+ifneq ($(RLOTTIE_LDFLAGS_EXTMOD),)
+CFLAGS_EXTMOD += $(RLOTTIE_CFLAGS_EXTMOD) -DMICROPY_RLOTTIE=1
+LDFLAGS_EXTMOD += $(RLOTTIE_LDFLAGS_EXTMOD)
+endif
+
+FREETYPE_CFLAGS_EXTMOD :=  $(shell pkg-config --silence-errors --cflags freetype2)
+FREETYPE_LDFLAGS_EXTMOD := $(shell pkg-config --silence-errors --libs   freetype2)
+ifneq ($(FREETYPE_LDFLAGS_EXTMOD),)
+CFLAGS_EXTMOD += $(FREETYPE_CFLAGS_EXTMOD) -DMICROPY_FREETYPE=1
+LDFLAGS_EXTMOD += $(FREETYPE_LDFLAGS_EXTMOD)
+endif
+
+FFMPEG_LIBS := libavformat libavcodec libswscale libavutil
+FFMPEG_CFLAGS_EXTMOD :=  $(shell pkg-config --silence-errors --cflags $(FFMPEG_LIBS))
+FFMPEG_LDFLAGS_EXTMOD := $(shell pkg-config --silence-errors --libs   $(FFMPEG_LIBS))
+ifneq ($(FFMPEG_LDFLAGS_EXTMOD),)
+CFLAGS_EXTMOD += $(FFMPEG_CFLAGS_EXTMOD) -DMICROPY_FFMPEG=1
+LDFLAGS_EXTMOD += $(FFMPEG_LDFLAGS_EXTMOD)
+endif
+
+################################################################################
+
+# LVGL build rules
+
+
+LVGL_BINDING_DIR := $(USERMOD_DIR)
+
+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_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 
+	$(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 > $@
+
+.PHONY: LVGL_MPY
+LVGL_MPY: $(LVGL_MPY)
+
+CFLAGS_EXTMOD += -Wno-unused-function
+CFLAGS_EXTRA += -Wno-unused-function
+SRC_THIRDPARTY_C += $(subst $(TOP)/,,$(shell find $(LVGL_DIR)/src $(LVGL_DIR)/examples $(LVGL_GENERIC_DRV_DIR) -type f -name "*.c"))
+SRC_EXTMOD_C += $(LVGL_MPY)

ports/unix/manifest.py

@@ -0,0 +1,6 @@
+module("evdev.py", base_path="../../driver/linux")
+module("lv_timer.py", base_path="../../driver/linux")
+module("display_driver_utils.py", base_path="../../lib")
+module("display_driver.py", base_path="../../lib")
+module("fs_driver.py", base_path="../../lib")
+module("lv_utils.py", base_path="../../lib")