Re: Re: svn URL semantics help

Thanks Duncan and Rahul for clarifying. I like Rahul's idea of
using command syntax like rcopy. Not sure the backward compatability
requirements leave any room open for suggestions like these.

Thanks much.

> ----- Original Message -----
> From: "Rahul Bhargava" <rahul@wandisco.com>
> To: "Keng Lam" <keng-lam@lycos.com>, users@subversion.tigris.org
> Subject: Re: svn URL semantics help
> Date: Sat, 22 Apr 2006 18:21:37 -0700
>
>
> Duncan Murdoch wrote:
> > On 4/22/2006 12:25 PM, Keng Lam wrote:
> >> The usage of URL appears to be confusing to me with SVN clients. Please
> >> let me know if I missed something here -
> >>
> >> I am trying to understand the svn commands that take URL as a parameter
> >> for instance svn copy command. So if I try:
> >>
> >> $ svn copy https://dodo/trunk http://mipo/tags/t1
> >> subversion/libsvn_client/copy.c:357: (apr_err=200007)
> >> svn: Source and dest appear not to be in the same repository
> >> (src: 'https://dodo/trunk'; dst: 'http://mipo/tags/t1')
> >>
> >> Basically I can't copy across repository. I can only copy relative to
> >> my current svn repos. If that is the case what's the point of
> >> having a URL in the destination of commands like copy/mkdir/move ?
> >
> > I think it's just a simple way to indicate that you want to do a
> > repository copy, rather than touching the working copy. It could
> > be done by inventing some new syntax, e.g.
> >
> > svn copy repos:/trunk repos:/tags/t1
> I agree its confusing the way the current syntax stands. Syntax
> appears to suggest possibilities
> (cross repos copies) that do not make sense as described by Duncan.
>
> Perhaps in future it may be nice to consider the possibility of
> using "r" commands like CVS.
> For example in the CVS parlance, "rtag" is different from "tag".
> The "r" indicates remote server-side
> action. Subversion could use "rcopy" to indicate server-side action
> without inventing any
> new flags. Best Regards,
>
> -- Rahul Bhargava,
> Subversion,CVS Solutions
> WANdisco,Inc.
> Pleasanton, CA
> http://www.wandisco.com
>
>
>
> >
> > to save typing, but this is hardly worth the trouble: if you
> > want it, you can do it yourself using environment variables. For
> > example,
> >
> > REPOS=https://dodo
> > svn copy $REPOS/trunk $REPOS/tags/t1
> >
> > The question of why you can't copy between repositories is
> > different. I think that's because it would be impossible to
> > maintain history across such a copy. Since "svn copy" is
> > supposed to maintain history, it can't possibly work.
> >>
> >> Did I miss something or SVN semantics with dest URL are
> >> confusing ? If I can copy
> >> only relative to the current repos, won't it be more intutive to
> >> have a relative
> >> path option with appropriate flags to indicate that a
> >> server-side operation needs
> >> to be triggered as opposed to using an open-ended URL semantics ?
> >
> > The flags would need to be applied to each argument, since you've
> > got both src and dest that could be in the repository. I don't
> > think there are any other cases in SVN syntax where flags apply
> > to arguments. They apply to the command as a whole.
> >
> > Duncan Murdoch
> >
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>

Cheers,

Keng Lam
System Administrator

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