Mail Archives: cygwin/2003/04/26/17:43:43
On Sat, 26 Apr 2003, Charles Wilson wrote:
> Max Bowsher wrote:
>
> > Only tested binary/binary, I'm afraid.
> >
> > I've never liked the idea of using 2 characters where 1 will do. I even use
> > Unix line endings in non-Cygwin text files.
> >
> > One possible idea: Link it with binmode.o until someone contributes a patch
> > to apply correct binary/text/default opens in the source.
>
> Well, the problem is that's not how cvs is supposed to work. As I
> understand it, files in the repository should ALWAYS be stored with unix
> line-endings (the term "binary" is slightly misleading in this context,
> as -kb "store in binary form" means to cvs "don't replace $foo$ tokens
> like $Id$ and $Revision$").
>
> And files in the local working directory should follow "the system
> convention" -- which I take to mean "use the mount mode" -- but only
> when the files contain text. Fortunately, cvs assumes that all files
> contain text unless explicitly informed that they are binary data, via
> the -kb flag. Thus,
>
> repository working dir
> access access
> ---------------------------------------------
> read: unix use mount mode unless -kb
> write: unix use mount mode unless -kb
>
> (fortunately, the "should I interpret/replace $foo$" stuff is handled in
> a separate codepath from the "should I use O_BINARY to fopen this file")
>
> Now IF existing repositories do NOT follow this convention (e.g.
> somebody has \r\n in text files in their repository) then upgrading to a
> cvs that DOES follow the convention will lead to all manner of FAQs
> ("cvs diff says every line has changed! cvs sucks!)
>
> Anyway, there's lots of places to screw up, so testing is a must -- and
> I haven't even attempted to suss out the code to see if it is behaving
> -- on cygwin -- as advertised in the table above.
> --Chuck
Chuck,
Note that the repository files themselves (i.e., "*,v") should have LF
line endings. The data stored in those files might well have CRLF in
it... Sorry if I'm restating the obvious.
Igor
--
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