Remove explicit object list from Makefile

Makefile

@@ -1,3 +1,5 @@
+rwildcard = $(foreach d, $(wildcard $1*), $(filter $(subst *, %, $2), $d) $(call rwildcard, $d/, $2))
+
 ifeq ($(strip $(DEVKITARM)),)
 $(error "Please set DEVKITARM in your environment. export DEVKITARM=<path to>devkitARM")
 endif
@@ -17,41 +19,10 @@ TARGET := Lockpick_RCM
 BUILDDIR := build
 OUTPUTDIR := output
 SOURCEDIR = source
-VPATH = $(dir $(wildcard ./$(SOURCEDIR)/*/)) $(dir $(wildcard ./$(SOURCEDIR)/*/*/))
 
-# Main and graphics.
-OBJS = $(addprefix $(BUILDDIR)/$(TARGET)/, \
-	start.o \
-	main.o heap.o \
-	keys.o \
-	gfx.o \
-)
-
-# Hardware.
-OBJS += $(addprefix $(BUILDDIR)/$(TARGET)/, \
-	clock.o cluster.o di.o gpio.o i2c.o mc.o sdram.o sdram_lp0.o pinmux.o se.o smmu.o tsec.o \
-	fuse.o \
-	sdmmc.o sdmmc_driver.o \
-	max17050.o max7762x.o max77620-rtc.o \
-	hw_init.o \
-)
-
-# Utilities.
-OBJS += $(addprefix $(BUILDDIR)/$(TARGET)/, \
-	btn.o sprintf.o util.o \
-)
-
-# Horizon.
-OBJS += $(addprefix $(BUILDDIR)/$(TARGET)/, \
-	nx_emmc.o \
-	pkg1.o pkg2.o sept.o \
-)
-
-# Libraries.
-OBJS += $(addprefix $(BUILDDIR)/$(TARGET)/, \
-	lz.o blz.o \
-	diskio.o ff.o ffunicode.o ffsystem.o \
-)
+OBJS =	$(patsubst $(SOURCEDIR)/%.S, $(BUILDDIR)/$(TARGET)/%.o, \
+		$(patsubst $(SOURCEDIR)/%.c, $(BUILDDIR)/$(TARGET)/%.o, \
+		$(call rwildcard, $(SOURCEDIR), *.S *.c)))
 
 ################################################################################
 
@@ -62,36 +33,30 @@ ARCH := -march=armv4t -mtune=arm7tdmi -mthumb-interwork
 CFLAGS = $(ARCH) -O2 -nostdlib -ffunction-sections -fdata-sections -fomit-frame-pointer -std=gnu11 -Wall $(CUSTOMDEFINES)
 LDFLAGS = $(ARCH) -nostartfiles -lgcc -Wl,--nmagic,--gc-sections -Xlinker --defsym=IPL_LOAD_ADDR=$(IPL_LOAD_ADDR)
 
-MODULEDIRS := $(wildcard modules/*)
-
 ################################################################################
 
-.PHONY: all clean $(MODULEDIRS)
+.PHONY: all clean
 
-all: $(TARGET).bin
-	@echo -n "Payload size is "
-	@wc -c < $(OUTPUTDIR)/$(TARGET).bin
-	@echo "Max size is 126296 Bytes."
+all: $(OUTPUTDIR)/$(TARGET).bin
 
 clean:
-	@rm -rf $(OBJS)
 	@rm -rf $(BUILDDIR)
 	@rm -rf $(OUTPUTDIR)
 
-$(MODULEDIRS):
-	$(MAKE) -C $@ $(MAKECMDGOALS)
-
-$(TARGET).bin: $(BUILDDIR)/$(TARGET)/$(TARGET).elf $(MODULEDIRS)
-	$(OBJCOPY) -S -O binary $< $(OUTPUTDIR)/$@
+$(OUTPUTDIR)/$(TARGET).bin: $(BUILDDIR)/$(TARGET)/$(TARGET).elf
+	@mkdir -p "$(@D)"
+	$(OBJCOPY) -S -O binary $< $@
+	@echo -n "Payload size is "
+	@wc -c < $@
+	@echo "Max size is 126296 Bytes."
 
 $(BUILDDIR)/$(TARGET)/$(TARGET).elf: $(OBJS)
 	$(CC) $(LDFLAGS) -T $(SOURCEDIR)/link.ld $^ -o $@
 
-$(BUILDDIR)/$(TARGET)/%.o: %.c
+$(BUILDDIR)/$(TARGET)/%.o: $(SOURCEDIR)/%.c
+	@mkdir -p "$(@D)"
 	$(CC) $(CFLAGS) -c $< -o $@
 
-$(BUILDDIR)/$(TARGET)/%.o: %.S
-	@mkdir -p "$(BUILDDIR)"
-	@mkdir -p "$(BUILDDIR)/$(TARGET)"
-	@mkdir -p "$(OUTPUTDIR)"
+$(BUILDDIR)/$(TARGET)/%.o: $(SOURCEDIR)/%.S
+	@mkdir -p "$(@D)"
 	$(CC) $(CFLAGS) -c $< -o $@