makefile

uClinux 环境下按键的驱动程序及相应的用户开发的简单实例。还有Makefile文件

# 使用uClibc库编译连接uClinux应用程序样本
# make DEBUG=1  构造调试版本
# make          构造优化版本
# make clean    清除构造生成的文件


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

EXEC = test-key
OBJS = test-key.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/uClinux/uClinux-dist/linux-2.4.x/include \
		-I/uClinux/uClinux-dist/uClibc/include \
		-I/uClinux/uClinux-dist/lib/libm \
		-I/uClinux/uClinux-dist/lib/libcrypt_old \
		-I/uClinux/uClinux-dist \
		-I/uClinux/uClinux-dist/linux-2.4.x/include
CFLAGS += $(INCLUDES)

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

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

all:   $(EXEC)

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

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