Import Mbed OS hard-float snapshot

storage/filesystem/littlefsv2/littlefs/Makefile

@@ -0,0 +1,69 @@
+TARGET = lfs2.a
+ifneq ($(wildcard test.c main.c),)
+override TARGET = lfs2
+endif
+
+CC ?= gcc
+AR ?= ar
+SIZE ?= size
+
+SRC += $(wildcard *.c bd/*.c)
+OBJ := $(SRC:.c=.o)
+DEP := $(SRC:.c=.d)
+ASM := $(SRC:.c=.s)
+
+ifdef DEBUG
+override CFLAGS += -O0 -g3
+else
+override CFLAGS += -Os
+endif
+ifdef WORD
+override CFLAGS += -m$(WORD)
+endif
+ifdef TRACE
+override CFLAGS += -DLFS2_YES_TRACE
+endif
+override CFLAGS += -I.
+override CFLAGS += -std=c99 -Wall -pedantic
+override CFLAGS += -Wextra -Wshadow -Wjump-misses-init -Wundef
+# Remove missing-field-initializers because of GCC bug
+override CFLAGS += -Wno-missing-field-initializers
+
+ifdef VERBOSE
+override TFLAGS += -v
+endif
+
+
+all: $(TARGET)
+
+asm: $(ASM)
+
+size: $(OBJ)
+	$(SIZE) -t $^
+
+test:
+	./scripts/test.py $(TFLAGS)
+.SECONDEXPANSION:
+test%: tests/test$$(firstword $$(subst \#, ,%)).toml
+	./scripts/test.py $@ $(TFLAGS)
+
+-include $(DEP)
+
+lfs2: $(OBJ)
+	$(CC) $(CFLAGS) $^ $(LFLAGS) -o $@
+
+%.a: $(OBJ)
+	$(AR) rcs $@ $^
+
+%.o: %.c
+	$(CC) -c -MMD $(CFLAGS) $< -o $@
+
+%.s: %.c
+	$(CC) -S $(CFLAGS) $< -o $@
+
+clean:
+	rm -f $(TARGET)
+	rm -f $(OBJ)
+	rm -f $(DEP)
+	rm -f $(ASM)
+	rm -f tests/*.toml.*