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Re: [RFC/PATCH 4/4] grep: obey --textconv for the case rev:path

From
Jeff King <peff@peff.net>
Date
Feb 6, 2013, 22:36 UTC
Message-ID
<20130206223656.GF27507@sigill.intra.peff.net>
In-Reply-To
<a2808975f00bac5de0902e6830f254e4b064e8a5.1360162813.git.git@drmicha.warpmail.net>
On Wed, Feb 06, 2013 at 04:08:53PM +0100, Michael J Gruber wrote:
> -			add_object_array(object, arg, &list);
> +			add_object_array_with_context(object, arg, &list, xmemdupz(&oc, sizeof(struct object_context)));

If we go this route, this new _with_context variant should be used in patch 1, too.

Show 7 quoted lines
> @@ -265,9 +260,28 @@ void add_object_array_with_mode(struct object *obj, const char *name, struct obj
>  	objects[nr].item = obj;
>  	objects[nr].name = name;
>  	objects[nr].mode = mode;
> +	objects[nr].context = context;
>  	array->nr = ++nr;
>  }

This seems a little gross. Who is responsible for allocating the context? Who frees it? It looks like we duplicate it in cmd_grep. Which I think is OK, but it means all of this context infrastructure in object.[ch] is just bolted-on junk waiting for somebody to use it wrong or get confused. It does not get set, for example, by the regular setup_revisions code path.

It would be nice if we could just always have the context available, then setup_revisions could set it up by default (and replace the "mode" parameter entirely). But we'd need to do something to avoid the PATH_MAX-sized buffer for each entry, as some code paths may have a large number of pending objects.

-Peff
Previous: Michael J GruberNext: Michael J Gruber
Message 30 of 37 in “grep: allow to use textconv filters”
  1. grep: allow to use textconv filtersMichael J Gruber, Feb 4, 2013
  2. Junio C HamanoFeb 4, 2013
  3. Michael J GruberFeb 5, 2013
  4. Jeff KingFeb 5, 2013
  5. Michael J GruberFeb 5, 2013
  6. Jeff KingFeb 5, 2013
  7. 0/4 textconv for show and grepMichael J Gruber, Feb 6, 2013
  8. Junio C HamanoFeb 6, 2013
  9. 1/4 show: obey --textconv for blobsMichael J Gruber, Feb 6, 2013
  10. Junio C HamanoFeb 6, 2013
  11. Jeff KingFeb 6, 2013
  12. Junio C HamanoFeb 6, 2013
  13. Jeff KingFeb 7, 2013
  14. Junio C HamanoFeb 7, 2013
  15. Michael J GruberFeb 7, 2013
  16. Jeff KingFeb 6, 2013
  17. Michael J GruberFeb 7, 2013
  18. Jeff KingFeb 7, 2013
  19. Michael J GruberFeb 7, 2013
  20. Jeff KingFeb 7, 2013
  21. 2/4 cat-file: do not die on --textconv without textconv filtersMichael J Gruber, Feb 6, 2013
  22. Junio C HamanoFeb 6, 2013
  23. Jeff KingFeb 6, 2013
  24. Junio C HamanoFeb 6, 2013
  25. Jeff KingFeb 6, 2013
  26. 3/4 grep: allow to use textconv filtersMichael J Gruber, Feb 6, 2013
  27. Matthieu MoyFeb 6, 2013
  28. Jeff KingFeb 6, 2013
  29. 4/4 grep: obey --textconv for the case rev:pathMichael J Gruber, Feb 6, 2013
  30. Jeff KingFeb 6, 2013
  31. Michael J GruberFeb 7, 2013
  32. Jeff KingFeb 7, 2013
  33. Michael J GruberFeb 7, 2013
  34. Jeff KingFeb 7, 2013
  35. Michael J GruberFeb 7, 2013
  36. Junio C HamanoFeb 7, 2013
  37. Michael J GruberFeb 8, 2013

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