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Re: About ELF and COFF
- From: Ian Lance Taylor <ian at wasabisystems dot com>
- To: libra <mr924352 at cs dot nthu dot edu dot tw>
- Cc: binutils at sources dot redhat dot com
- Date: 04 May 2004 21:49:20 -0400
- Subject: Re: About ELF and COFF
- References: <1083662018.40975ec2e8878@webmail.cs.nthu.edu.tw>
libra <mr924352@cs.nthu.edu.tw> writes:
> The COFF is used by System V Release 3(SVR3) UNIX.
> The ELF is used by System V Release 4(SVR4) UNIX.
>
> What is different between these two object file format?
The differences are extensive. In fact, they are no more similar than
any other two object file formats.
> In other words, which one is better?
ELF is better.
> I think there are some reasons why the SVR4 use ELF,not use COFF as it's
> object file format.
Yes, there are. ELF was written after experience with COFF, and
corrects the problems which exist with COFF.
Ian