# 使用uClibc庫編譯連接uClinux應用程序樣本
# make DEBUG=1  構造調試版本
# make          構造優化版本
# make clean    清除構造生成的文件


GC	 = gcc
CC   = arm-elf-gcc
AS	 = arm-elf-as

EXEC = rtc
OBJS = rtc.o

MACRO =

ifdef DEBUG
CFLAGS = -g
ASFLAGS = 
else
CFLAGS = -O2 -fomit-frame-pointer
endif

CFLAGS += -mtune=arm7tdmi -fno-builtin $(MACRO)
LDFLAGS = -nostartfiles -elf2flt -static
LDLIBS  = -lcrypt -lc

INCLUDES = -I/usr/local/src/uClinux-dist/linux-2.4.x/include \
		-I/usr/local/src/uClinux-dist/uClibc/include \
		-I/usr/local/src/uClinux-dist/lib/libm \
		-I/usr/local/src/uClinux-dist/lib/libcrypt_old \
		-I/usr/local/src/uClinux-dist \
		-I/usr/local/src/uClinux-dist/linux-2.4.x/include
CFLAGS += $(INCLUDES)

CRYPT    =  /usr/local/src/uClinux-dist/uClibc/lib/crt0.o \
			/usr/local/src/uClinux-dist/uClibc/lib/crti.o \
			/usr/local/src/uClinux-dist/uClibc/lib/crtn.o

LIBDIR   = -L/usr/local/src/uClinux-dist/uClibc/. \
		-L/usr/local/src/uClinux-dist/uClibc/lib \
		-L/usr/local/src/uClinux-dist/lib/libm \
		-L/usr/local/src/uClinux-dist/lib/libnet \
		-L/usr/local/src/uClinux-dist/lib/libdes \
		-L/usr/local/src/uClinux-dist/lib/libaes \
		-L/usr/local/src/uClinux-dist/lib/libpcap \
		-L/usr/local/src/uClinux-dist/lib/libcrypt_old \
		-L/usr/local/src/uClinux-dist/lib/libssl \
		-L/usr/local/src/uClinux-dist/lib/zlib

all:   $(EXEC)

$(EXEC): $(OBJS)
	$(CC) $(LDFLAGS) -o $@ $(CRYPT) $< $(LIBDIR) $(LDLIBS)

clean:
	-rm -f $(EXEC) *.gdb *.elf *.o