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Re: [PATCH] Allow custom user agent string

From: Daniel L. Rall <dlr_at_finemaltcoding.com>
Date: 2007-11-16 04:58:55 CET

On Thu, 15 Nov 2007, C. Michael Pilato wrote:

> Stefan Küng wrote:
> > C. Michael Pilato wrote:
> >> David Glasser wrote:
> >>> On Nov 15, 2007 12:08 PM, C. Michael Pilato <cmpilato@collab.net> wrote:
> >>>> Stefan Küng wrote:
...
> >>>>> The attached patch removes the fixed user-agent strings used in the
> >>>>> svn
> >>>>> library and replaces them with a define. That way, svn clients can set
> >>>>> that define to a custom user-agent string when compiling the library.
> >>>>>
> >>>>> If the client does not define a custom user-agent string, a default
> >>>>> ("SVN/") is used (the same as before).
> >>>> Stefan, are you aware of the fact that mod_dav_svn actually pays
> >>>> attention
> >>>> the User-Agent header, specifically searching for those which begin
> >>>> with
> >>>> "SVN/"? This is used in the LOCK handling code and, I think, the GET
> >>>> response handler, too.
> >>> How about adding a parenthesized identifier, like web browsers do?
> >>
> >> +1.
> >>
> >> We just need a #define for CUSTOM_USER_AGENT that our libraries use
> >> like so:
> >>
> >> "User-Agent: SVN/" SVN_VERSION " (" CUSTOM_USER_AGENT ")"
> >>
> >> (Or maybe we just ask that the CUSTOM_USER_AGENT value include the
> >> space and
> >> parens ... whatever's easiest.)
> >
> > See attached patch. I haven't checked, but if mod_dav_svn only checks
> > the beginning of the user-agent string, then this should work.
>
> from mod_dav_svn/repos.c:
>
> if (val && (ap_strstr_c(val, "SVN/") == val))

Is there any reason not to adopt the "new" capabilities API for this
mod_dav_svn check?

This would be an orthogonal change to Stefan's patch.

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Received on Fri Nov 16 05:02:10 2007

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