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CC = gcc
AS = as
LD = ld
CFLAGS = -c -nostdlib -fno-builtin
ASFLAGS = -c
LDFLAGS = -entry main -z noexecstack
TARGET = helloworld
OBJS = syscall.o helloworld.o
all: $(TARGET)
$(TARGET): $(OBJS)
$(LD) $(OBJS) $(LDFLAGS) -o $@
helloworld.o: helloworld.c
$(CC) $(CFLAGS) $< -o $@
syscall.o: syscall.s
$(AS) $(ASFLAGS) $< -o $@
clean:
rm -f $(OBJS) $(TARGET)
run: $(TARGET)
./$(TARGET)
size: $(TARGET)
stat -c "%s bytes" $(TARGET)
.PHONY: all clean run size
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