PRGNAME     = snes9x

VIDEO_BACKEND = gcw0
INPUT_BACKEND = sdl
SOUND_BACKEND = sdl
PROFILE		  = 0

# define regarding OS, which compiler to use
CC			= /opt/retrostone2-toolchain/bin/arm-linux-gcc

# change compilation / linking flag options
CFLAGS		 = -DLSB_FIRST -I. -Ilibretro-common/include -Isrc -DINLINE="inline" -DRIGHTSHIFT_IS_SAR -DFAST_ALIGNED_LSB_WORD_ACCESS
CFLAGS		+= -Isource -I./shell/emu -I./shell/scalers -I./shell/emu -I./shell/audio -I./shell/menu -I./shell/video/sdl -I./shell/input -Ishell/headers

CFLAGS		+= -Ofast -fsingle-precision-constant -fno-PIC -flto
CFLAGS		+= -falign-functions=1 -falign-jumps=1 -falign-loops=1 -falign-labels=1

CFLAGS		+= -DNDEBUG -DLAGFIX -DGIT_VERSION=\"" c9b3980"\" -fno-builtin -fno-exceptions -ffunction-sections -std=gnu99
CFLAGS		+= -Wall -Wextra -pedantic -Wno-implicit-function-declaration -Wno-implicit-fallthrough -Wno-sign-compare -Wno-unused-variable -Wno-unused-function -Wno-uninitialized -Wno-strict-aliasing -Wno-overflow -fno-strict-overflow

ifeq ($(PROFILE), YES)
CFLAGS 		+= -fprofile-generate=/home/useless/profile
else ifeq ($(PROFILE), APPLY)
CFLAGS		+= -fprofile-use -fbranch-probabilities
endif

#-fprofile-generate=/mnt/int_sd/profile
LDFLAGS     = -lc -lgcc -lm -lSDL -no-pie -Wl,--as-needed -Wl,--gc-sections -s -flto
ifeq ($(SOUND_BACKEND), portaudio)
LDFLAGS		+= -lasound -lportaudio
endif
ifeq ($(SOUND_BACKEND), libao)
LDFLAGS		+= -lao
endif
ifeq ($(SOUND_BACKEND), alsa)
LDFLAGS		+= -lasound
endif
ifeq ($(SOUND_BACKEND), pulse)
LDFLAGS		+= -lpulse -lpulse-simple
endif

ifeq ($(PROFILE), YES)
LDFLAGS 	+= -lgcov
endif

# Files to be compiled
SRCDIR    = ./source ./shell/emu ./shell/scalers ./shell/audio/$(SOUND_BACKEND) ./shell/menu ./shell/video/$(VIDEO_BACKEND) ./shell/input/$(INPUT_BACKEND) ./shell/other
VPATH     = $(SRCDIR)
SRC_C   = $(foreach dir, $(SRCDIR), $(wildcard $(dir)/*.c))
SRC_CP   = $(foreach dir, $(SRCDIR), $(wildcard $(dir)/*.cpp))
OBJ_C   = $(notdir $(patsubst %.c, %.o, $(SRC_C)))
OBJ_CP   = $(notdir $(patsubst %.cpp, %.o, $(SRC_CP)))
OBJS     = $(OBJ_C) $(OBJ_CP)

# Rules to make executable
$(PRGNAME): $(OBJS)  
	$(CC) $(CFLAGS) -o $(PRGNAME) $^ $(LDFLAGS)

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

clean:
	rm -f $(PRGNAME)$(EXESUFFIX) *.o