extconf.rb

CRC校验采用多项式编码方法。多项式乘除法运算过程与普通代数多项式的乘除法相同。多项式的加减法运算以2为模

# $RoughId: extconf.rb,v 1.3 2001/08/14 19:54:51 knu Exp $
# $Id: extconf.rb,v 1.4 2002/09/26 16:27:23 knu Exp $

require "mkmf"

$CFLAGS << " -DHAVE_CONFIG_H -I#{File.dirname(__FILE__)}/.."

$objs = [ "crc32.#{$OBJEXT}" ]

have_header("sys/cdefs.h")

have_header("inttypes.h")

have_header("unistd.h")

create_makefile("digest/crc32_in_c")