diff --git a/makefile b/makefile
index 056c936..6a35a4c 100644
--- a/makefile
+++ b/makefile
@@ -124,21 +124,36 @@ clean:
 	@rm -f ${builddir}/*.elf
 	
 BUILD_ALL_FLAGS = NO_TEST=1 -Werror
+ONOFF = 1 0
+OFFON = 0 1
 build-all:
-	$(MAKE) clean && $(MAKE) FLAGS="-DSPIFFS_HAL_CALLBACK_EXTRA=0 -DSPIFFS_SINGLETON=0 -DSPIFFS_CACHE=0 -DSPIFFS_READ_ONLY=0" $(BUILD_ALL_FLAGS)
-	$(MAKE) clean && $(MAKE) FLAGS="-DSPIFFS_HAL_CALLBACK_EXTRA=0 -DSPIFFS_SINGLETON=0 -DSPIFFS_CACHE=1 -DSPIFFS_READ_ONLY=0" $(BUILD_ALL_FLAGS)
-	$(MAKE) clean && $(MAKE) FLAGS="-DSPIFFS_HAL_CALLBACK_EXTRA=0 -DSPIFFS_SINGLETON=1 -DSPIFFS_CACHE=0 -DSPIFFS_READ_ONLY=0" $(BUILD_ALL_FLAGS)
-	$(MAKE) clean && $(MAKE) FLAGS="-DSPIFFS_HAL_CALLBACK_EXTRA=0 -DSPIFFS_SINGLETON=1 -DSPIFFS_CACHE=1 -DSPIFFS_READ_ONLY=0" $(BUILD_ALL_FLAGS)
-	$(MAKE) clean && $(MAKE) FLAGS="-DSPIFFS_HAL_CALLBACK_EXTRA=1 -DSPIFFS_SINGLETON=0 -DSPIFFS_CACHE=0 -DSPIFFS_READ_ONLY=0" $(BUILD_ALL_FLAGS)
-	$(MAKE) clean && $(MAKE) FLAGS="-DSPIFFS_HAL_CALLBACK_EXTRA=1 -DSPIFFS_SINGLETON=0 -DSPIFFS_CACHE=1 -DSPIFFS_READ_ONLY=0" $(BUILD_ALL_FLAGS)
-	$(MAKE) clean && $(MAKE) FLAGS="-DSPIFFS_HAL_CALLBACK_EXTRA=1 -DSPIFFS_SINGLETON=1 -DSPIFFS_CACHE=0 -DSPIFFS_READ_ONLY=0" $(BUILD_ALL_FLAGS)
-	$(MAKE) clean && $(MAKE) FLAGS="-DSPIFFS_HAL_CALLBACK_EXTRA=1 -DSPIFFS_SINGLETON=1 -DSPIFFS_CACHE=1 -DSPIFFS_READ_ONLY=0" $(BUILD_ALL_FLAGS)
-	$(MAKE) clean && $(MAKE) FLAGS="-DSPIFFS_HAL_CALLBACK_EXTRA=0 -DSPIFFS_SINGLETON=0 -DSPIFFS_CACHE=0 -DSPIFFS_READ_ONLY=1" $(BUILD_ALL_FLAGS)
-	$(MAKE) clean && $(MAKE) FLAGS="-DSPIFFS_HAL_CALLBACK_EXTRA=0 -DSPIFFS_SINGLETON=0 -DSPIFFS_CACHE=1 -DSPIFFS_READ_ONLY=1" $(BUILD_ALL_FLAGS)
-	$(MAKE) clean && $(MAKE) FLAGS="-DSPIFFS_HAL_CALLBACK_EXTRA=0 -DSPIFFS_SINGLETON=1 -DSPIFFS_CACHE=0 -DSPIFFS_READ_ONLY=1" $(BUILD_ALL_FLAGS)
-	$(MAKE) clean && $(MAKE) FLAGS="-DSPIFFS_HAL_CALLBACK_EXTRA=0 -DSPIFFS_SINGLETON=1 -DSPIFFS_CACHE=1 -DSPIFFS_READ_ONLY=1" $(BUILD_ALL_FLAGS)
-	$(MAKE) clean && $(MAKE) FLAGS="-DSPIFFS_HAL_CALLBACK_EXTRA=1 -DSPIFFS_SINGLETON=0 -DSPIFFS_CACHE=0 -DSPIFFS_READ_ONLY=1" $(BUILD_ALL_FLAGS)
-	$(MAKE) clean && $(MAKE) FLAGS="-DSPIFFS_HAL_CALLBACK_EXTRA=1 -DSPIFFS_SINGLETON=0 -DSPIFFS_CACHE=1 -DSPIFFS_READ_ONLY=1" $(BUILD_ALL_FLAGS)
-	$(MAKE) clean && $(MAKE) FLAGS="-DSPIFFS_HAL_CALLBACK_EXTRA=1 -DSPIFFS_SINGLETON=1 -DSPIFFS_CACHE=0 -DSPIFFS_READ_ONLY=1" $(BUILD_ALL_FLAGS)
-	$(MAKE) clean && $(MAKE) FLAGS="-DSPIFFS_HAL_CALLBACK_EXTRA=1 -DSPIFFS_SINGLETON=1 -DSPIFFS_CACHE=1 -DSPIFFS_READ_ONLY=1" $(BUILD_ALL_FLAGS)
-	
\ No newline at end of file
+	@for rdonly in $(ONOFF); do \
+		for singleton in $(ONOFF); do \
+			for hal_cb_xtra in $(OFFON); do \
+				for cache in $(OFFON); do \
+					for magic in $(OFFON); do \
+						for temporal_cache in $(OFFON); do \
+							echo; \
+							echo ============================================================; \
+							echo SPIFFS_READ_ONLY=$$rdonly; \
+							echo SPIFFS_SINGLETON=$$singleton; \
+							echo SPIFFS_HAL_CALLBACK_EXTRA=$$hal_cb_xtra; \
+							echo SPIFFS_CACHE, SPIFFS_CACHE_WR=$$cache; \
+							echo SPIFFS_USE_MAGIC, SPIFFS_USE_MAGIC_LENGTH=$$magic; \
+							echo SPIFFS_TEMPORAL_FD_CACHE=$$temporal_cache; \
+							$(MAKE) clean && $(MAKE) FLAGS="\
+								-DSPIFFS_HAL_CALLBACK_EXTRA=$$hal_cb_xtra \
+								-DSPIFFS_SINGLETON=$$singleton \
+								-DSPIFFS_CACHE=$$cache \
+								-DSPIFFS_CACHE_WR=$$cache \
+								-DSPIFFS_READ_ONLY=$$rdonly \
+								-DSPIFFS_USE_MAGIC=$$magic \
+								-DSPIFFS_USE_MAGIC_LENGTH=$$magic \
+								-DSPIFFS_TEMPORAL_FD_CACHE=$$temporal_cache \
+								" $(BUILD_ALL_FLAGS); \
+						done \
+					done \
+				done \
+			done \
+		done \
+	done