Hi Stephan
Thanks for the reply.
I did see code section you refer to however the svn_client__resolve_conflicts 
will only be called if you have ctx->conflict_func2.
That function (AFAIK) is only installed if an “accept” option is supplied as 
the code below


  /* Install a legacy conflict handler if the --accept option was given.
   * Else, svn_client_merge5() may abort the merge in an undesirable way.
   * See the docstring at conflict_func_merge_cmd() for details */
  if (opt_state->accept_which != svn_cl__accept_unspecified)
    {
      struct conflict_func_merge_cmd_baton *b = apr_pcalloc(pool, sizeof(*b));

      b->accept_which = opt_state->accept_which;
      SVN_ERR(svn_dirent_get_absolute(&b->path_prefix, "", pool));
      b->conflict_stats = conflict_stats;

      ctx->conflict_func2 = conflict_func_merge_cmd;
      ctx->conflict_baton2 = b;
    }


The resolver that runs post run_merge is however run regardless if there is an 
accept argument or not.
If no accept option is given the user is ultimately prompted to resolve the 
conflict (dry-run or no dry-run).


  /* If we are in interactive mode and either the user gave no --accept
   * option or the option did not apply, then prompt. */
  if (option_id == svn_client_conflict_option_unspecified)
    {
      svn_boolean_t resolved = FALSE;
      svn_boolean_t postponed = FALSE;
      svn_boolean_t printed_description = FALSE;
      svn_error_t *err;

      *quit = FALSE;

      while (!resolved && !postponed && !*quit)
        {
          err = resolve_conflict_interactively(&resolved, &postponed,


Sorry I’m no trying to be argumentative I just need to clear on this one aspect.
Thanks for any help.

Regards
Jonathan 

> On 31 Oct 2018, at 08:32, Stefan Sperling <s...@elego.de> wrote:
> 
> On Tue, Oct 30, 2018 at 06:39:49PM +0000, Jonathan Guy wrote:
>> [[[
>> *subversion/svn/merge-cmd.c
>> (svn_cl__merge): Suppress the interactive conflict resolver 
>> if a merge has been performed with the dry-run option.
>> ]]]
> 
> Hi Jonathan,
> 
> Thank your for the patch. I am afraid I misled you earlier by suggesting
> that you send a patch for the issue. This is in fact not a problem in
> the current implementation because the dry_run flag gets passed down
> into libsvn_client, where it takes part in the decision about running
> the conflict resolver.
> 
> Specifically, this part of the do_merge() function in the file
> subversion/libsvn_client/merge.c checks the flag:
> 
>          /* Give the conflict resolver callback the opportunity to
>           * resolve any conflicts that were raised.  If it resolves all
>           * of them, go around again to merge the next sub-range (if any). */
>          if (conflicted_range_report && ctx->conflict_func2 && ! dry_run)
>            {
>              svn_boolean_t conflicts_remain;
> 
>              SVN_ERR(svn_client__resolve_conflicts(
>                        &conflicts_remain, merge_cmd_baton.conflicted_paths,
>                        ctx, iterpool));
>              if (conflicts_remain)
>                break;
> 
> So your patch is redundant and we don't need to apply it.
> I should have tested the current behaviour before recommending that
> you send a patch.
> 
> Regardless, thank you for your contribution!
> 
> Stefan

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