# Copyright (C) 2011, 2012 The uOFW team
# See the file COPYING for copying permission.

include $(ROOT_DIR)/lib/common.mak

INCLUDE = -I$(ROOT_DIR)/include
WARNINGS = -Wall -Wextra -Werror -Wno-error=address -Wno-error=dangling-pointer -Wno-pragmas

# Only keep builtins for memcpy, memset for their inline function
BUILTINS_DISABLE = -fno-builtin-bcmp \
				   -fno-builtin-bcopy \
				   -fno-builtin-bzero \
				   -fno-builtin-index \
				   -fno-builtin-memchr \
				   -fno-builtin-memcmp \
				   -fno-builtin-memcpy \
				   -fno-builtin-memmove \
				   -fno-builtin-memset \
				   -fno-builtin-printf \
				   -fno-builtin-putchar \
				   -fno-builtin-puts \
				   -fno-builtin-rindex \
				   -fno-builtin-snprintf \
				   -fno-builtin-sprintf \
				   -fno-builtin-strcat \
				   -fno-builtin-strchr \
				   -fno-builtin-strcmp \
				   -fno-builtin-strcpy \
				   -fno-builtin-strlen \
				   -fno-builtin-strnlen \
				   -fno-builtin-strncmp \
				   -fno-builtin-strncpy \
				   -fno-builtin-strpbrk \
				   -fno-builtin-strrchr \
				   -fno-builtin-strstr \
				   -fno-builtin-tolower \
				   -fno-builtin-toupper \
				   -nostdlib

CFLAGS := $(INCLUDE) -O1 -fno-toplevel-reorder -G0 $(WARNINGS) $(BUILTINS_DISABLE)
CFLAGS_S := $(INCLUDE)
LDFLAGS := -L$(ROOT_DIR)/lib -specs=$(ROOT_DIR)/lib/prxspecs -Wl,-q,-T$(ROOT_DIR)/lib/linkfile.prx

FIXUP_IMPORTS = $(ROOT_DIR)/utils/fixup-imports/psp-fixup-imports
BUILD_EXPORTS = $(ROOT_DIR)/utils/build-exports/psp-build-exports
PRXGEN = $(ROOT_DIR)/utils/kprxgen/psp-kprxgen

PRX_EXPORTS = exports.exp
EXPORT_OBJ=$(patsubst %.exp,%.o,$(PRX_EXPORTS))
EXPORT_C=$(PRX_EXPORTS:.exp=.c)

ifeq ($(DEBUG),1)
CFLAGS += -DDEBUG
LIBS := -ldebug $(LIBS) -lSysclibForKernel -lsceDisplay -lsceGe_user -lIoFileMgrForKernel -lsceSyscon_driver
endif
ifeq ($(INSTALLER),1)
CFLAGS += -DINSTALLER
OBJS := $(PATCH_OBJS) $(OBJS)
endif

MODULE_STUBS=$(foreach mod,$(MODULES), $($(mod)_STUBS))

all: $(TARGET).prx

$(TARGET).elf: $(OBJS) $(EXPORT_OBJ)
	$(CC) $(CFLAGS) $(LDFLAGS) $^ $(LIBS) -o $@
	$(FIXUP_IMPORTS) $@

$(PRX_EXPORTS:.exp=.o): $(PRX_EXPORTS:.exp=.c)
	$(CC) -c $^ -o $@ $(CFLAGS) -fno-builtin

%.o: %.c
	$(CC) -c $^ -o $@ $(CFLAGS)

%.o: %.S
	$(CC) -c $^ -o $@ $(CFLAGS_S)

%.prx: %.elf
	$(PRXGEN) $< $@

$(PRX_EXPORTS:.exp=.c): $(PRX_EXPORTS)
	$(BUILD_EXPORTS) -b $< > $@

clean: 
	-$(RM) $(TARGET).prx $(TARGET).elf $(EXPORT_OBJ) $(EXPORT_C) $(OBJS)

rebuild: clean all

Makefile.exp: $(PRX_EXPORTS)
	cat $(ROOT_DIR)/lib/build_stubs.mak > Makefile.exp
	$(BUILD_EXPORTS) -k $< >> Makefile.exp

exp: Makefile.exp
	make -f Makefile.exp

exp-clean: Makefile.exp
	make -f Makefile.exp clean
	-$(RM) Makefile.exp