Xref: utzoo comp.lang.c:29604 comp.sys.att:9798
Path: utzoo!attcan!uunet!virtech!cpcahil
From: cpcahil@virtech.uucp (Conor P. Cahill)
Newsgroups: comp.lang.c,comp.sys.att
Subject: Re: bcopy and bzero on AT&T sysV
Keywords: bcopy bzero AT&T
Message-ID: <1990Jun14.233837.22318@virtech.uucp>
Date: 14 Jun 90 23:38:37 GMT
References: <213@cti1.UUCP>
Reply-To: cpcahil@virtech.UUCP (Conor P. Cahill)
Organization: Virtual Technologies Inc., Sterling VA
Lines: 19

In article <213@cti1.UUCP> kmeek@cti1.UUCP (Meek) writes:
>I am trying to compile a C program that uses bcopy() and bzero()
>functions.  The linker bombs because it doesn't know bcopy and bzero.

Use the following:

	#define bzero(ptr,cnt)	memset(ptr,'\0',cnt)
	
	#define bcopy(src,dest,cnt)	memcpy(dest,src,cnt)

Note that memcpy is not guarranteed to handle overlapping moves, while
bcopy is assumed to by some programs.  I have used these #defines on
lots of net code without any problems.


-- 
Conor P. Cahill            (703)430-9247        Virtual Technologies, Inc.,
uunet!virtech!cpcahil                           46030 Manekin Plaza, Suite 160
                                                Sterling, VA 22170