linux-kernel - Re: How do I ignore the changes made by CVS keyword substitution efficiently?

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Date:	Fri, 4 Jun 2010 00:13:41 -0700
From:	Steven Michalske <smichalske@...il.com>
To:	Lin Mac <mkl0301@...il.com>
Cc:	Git Mailing List <git@...r.kernel.org>,
	linux-kernel@...r.kernel.org
Subject: Re: How do I ignore the changes made by CVS keyword substitution efficiently?

Look into the git attributes and filters, make a clean command that  
strips out the cvs/svn keywords.

On Jun 3, 2010, at 12:13 PM, Lin Mac wrote:

> Hi,
>
> I'm merging kernel from others, and they used CVS to manage their
> code, and so do some part of linux kernel. Unfortunatly CVS would
> substitude the keywords in the source, result in unecessary changes in
> the code, like the one in the following diff. In fact, there are
> around 1174 of CVS keywords in the kernel source. I don't want those
> useless changes to get into my tree.
>
> Currently I use the attached scripts to as a basic filter, which could
> filter out 1-line changes by CVS keyword in a patch. But I still have
> to handle other cases (multi-line changes, $Log, which would result in
> log of latest commit) myself.
>
> Do you have better idea to get this task done?
>
> diff --git a/kernels/linux-2.6.31.1-cavm1/Documentation/cris/README
> b/kernels/linux-2.6.31.1-cavm1/Documentation/cris/README
> index d9b0868..c7bb74b 100644
> --- a/kernels/linux-2.6.31.1-cavm1/Documentation/cris/README
> +++ b/kernels/linux-2.6.31.1-cavm1/Documentation/cris/README
> @@ -1,6 +1,6 @@
> Linux 2.4 on the CRIS architecture
> ==================================
> -$Id: README,v 1.7 2001/04/19 12:38:32 bjornw Exp $
> +$Id: README,v 1.1 2010-05-14 09:47:54 XXXXXXXX Exp $
>
> This is a port of Linux 2.4 to Axis Communications ETRAX 100LX  
> embedded
> network CPU. For more information about CRIS and ETRAX please see  
> further
> @@ -103,7 +103,7 @@ block: queued sectors max/low 9109kB/3036kB, 64
> slots per queue
> ETRAX 100LX 10/100MBit ethernet v2.0 (c) 2000 Axis Communications AB
> eth0 initialized
> eth0: changed MAC to 00:40:8C:CD:00:00
> -ETRAX 100LX serial-driver $Revision: 1.7 $, (c) 2000 Axis  
> Communications AB
> +ETRAX 100LX serial-driver $Revision: 1.1 $, (c) 2000 Axis  
> Communications AB
> ttyS0 at 0xb0000060 is a builtin UART with DMA
> ttyS1 at 0xb0000068 is a builtin UART with DMA
> ttyS2 at 0xb0000070 is a builtin UART with DMA
> @@ -133,7 +133,7 @@ Default gateway is 10.13.9.1
> Hostname is bbox1
> Telnetd starting, using port 23.
>   using /bin/sash as shell.
> -sftpd[15]: sftpd $Revision: 1.7 $ starting up
> +sftpd[15]: sftpd $Revision: 1.1 $ starting up
> <undo-cvs-tag-one-line-chage.pl><refine.sh>

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