add MLX test; not fully works yet, try to find my error in calculations due to datashit

MLX90640_test/Makefile

@@ -0,0 +1,58 @@
+# run `make DEF=...` to add extra defines
+PROGRAM := mlx
+LDFLAGS := -fdata-sections -ffunction-sections -Wl,--gc-sections -Wl,--discard-all 
+LDFLAGS += -lusefull_macros -L/usr/local/lib -lm -flto
+SRCS := $(wildcard *.c)
+DEFINES := $(DEF) -D_GNU_SOURCE -D_XOPEN_SOURCE=1111
+OBJDIR := mk
+CFLAGS += -O2 -Wall -Wextra -Wno-trampolines -std=gnu99 -flto
+OBJS := $(addprefix $(OBJDIR)/, $(SRCS:%.c=%.o))
+DEPS := $(OBJS:.o=.d)
+TARGFILE := $(OBJDIR)/TARGET
+CC = gcc
+#TARGET := RELEASE
+
+
+ifeq ($(shell test -e $(TARGFILE) && echo -n yes),yes)
+    TARGET := $(file < $(TARGFILE))
+else
+    TARGET := RELEASE
+endif
+
+ifeq ($(TARGET), DEBUG)
+    .DEFAULT_GOAL := debug
+endif
+
+release: $(PROGRAM)
+
+debug: CFLAGS += -DEBUG -Werror
+debug: TARGET := DEBUG
+debug: $(PROGRAM)
+
+$(TARGFILE): $(OBJDIR)
+	@echo -e "\t\tTARGET: $(TARGET)"
+	@echo "$(TARGET)" > $(TARGFILE)
+
+$(PROGRAM) : $(TARGFILE) $(OBJS)
+	@echo -e "\t\tLD $(PROGRAM)"
+	$(CC)  $(OBJS) $(LDFLAGS) -o $(PROGRAM)
+
+$(OBJDIR):
+	@mkdir $(OBJDIR)
+
+ifneq ($(MAKECMDGOALS),clean)
+-include $(DEPS)
+endif
+
+$(OBJDIR)/%.o: %.c
+	@echo -e "\t\tCC $<"
+	$(CC) -MD -c $(LDFLAGS) $(CFLAGS) $(DEFINES) -o $@ $<
+
+clean:
+	@echo -e "\t\tCLEAN"
+	@rm -rf $(OBJDIR) 2>/dev/null || true
+
+xclean: clean
+	@rm -f $(PROGRAM)
+
+.PHONY: clean xclean