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Re: [PATCH 03/11] vcs-svn: Read the preimage while applying deltas

From
Sam Vilain <sam@vilain.net>
Date
Oct 14, 2010, 21:45 UTC
Message-ID
<1287092755.10477.9.camel@wilber>
In-Reply-To
<20101013093037.GD32608@burratino>
On Wed, 2010-10-13 at 04:30 -0500, Jonathan Nieder wrote:
Show 9 quoted lines
> It occurs to me that Sam Vilain may well have something valuable to
> say about this series, having implemented something similar[1].
> 
> Sam, this series adds an svndiff0 parser for git to use in parsing
> v3 dumps (which are way easier to produce with remote access to an
> svn repository than v2 dumps).  The beginning of the series is at [2],
> though that cover letter is out of date: now, modulo any new bugs
> I've introduced with this reroll, it is known to successfully apply
> all the deltas involved in a complete dump of the ASF repo.
> [1] http://search.cpan.org/~samv/Parse-SVNDiff-0.03/lib/Parse/SVNDiff.pm

All I did was make the module lazy - version 0.02 was by 唐鳳, any detailed knowledge I had of the binary format fell out of my head pretty quickly :-)

Sam
Previous: Jonathan NiederNext: Jonathan Nieder
Message 67 of 79 in “Resurrect rr/svn-export”
  1. 0/8 Resurrect rr/svn-exportRamkumar Ramachandra, Jul 15, 2010
  2. 1/8 Export parse_date_basic() to convert a date string to timestampRamkumar Ramachandra, Jul 15, 2010
  3. Jonathan NiederJul 15, 2010
  4. Junio C HamanoJul 15, 2010
  5. 2/8 Introduce vcs-svn libRamkumar Ramachandra, Jul 15, 2010
  6. Jonathan NiederJul 15, 2010
  7. Ramkumar RamachandraJul 15, 2010
  8. 3/8 Add memory pool libraryRamkumar Ramachandra, Jul 15, 2010
  9. Jonathan NiederJul 15, 2010
  10. Ramkumar RamachandraJul 15, 2010
  11. 4/8 Add treap implementationRamkumar Ramachandra, Jul 15, 2010
  12. Jonathan NiederJul 15, 2010
  13. Ramkumar RamachandraJul 15, 2010
  14. 5/8 Add string-specific memory poolRamkumar Ramachandra, Jul 15, 2010
  15. 6/8 Add stream helper libraryRamkumar Ramachandra, Jul 15, 2010
  16. Jonathan NiederJul 15, 2010
  17. 7/8 Add infrastructure to write revisions in fast-export formatRamkumar Ramachandra, Jul 15, 2010
  18. Jonathan NiederJul 15, 2010
  19. 8/8 Add SVN dump parserRamkumar Ramachandra, Jul 15, 2010
  20. Jonathan NiederJul 15, 2010
  21. Jonathan NiederJul 15, 2010
  22. Jonathan NiederJul 16, 2010
  23. 3/9 Add memory pool libraryJonathan Nieder, Jul 16, 2010
  24. 4/9 Add treap implementationJonathan Nieder, Jul 16, 2010
  25. Jonathan NiederJul 16, 2010
  26. 0/10 rr/svn-export rerollJonathan Nieder, Aug 9, 2010
  27. 01/10 Export parse_date_basic() to convert a date string to timestampJonathan Nieder, Aug 9, 2010
  28. 02/10 Introduce vcs-svn libJonathan Nieder, Aug 9, 2010
  29. 03/10 Add memory pool libraryJonathan Nieder, Aug 9, 2010
  30. 04/10 Add treap implementationJonathan Nieder, Aug 9, 2010
  31. Junio C HamanoAug 12, 2010
  32. Jonathan NiederAug 12, 2010
  33. Jonathan NiederAug 12, 2010
  34. Junio C HamanoAug 12, 2010
  35. 05/10 Add string-specific memory poolJonathan Nieder, Aug 9, 2010
  36. Junio C HamanoAug 12, 2010
  37. Jonathan NiederAug 12, 2010
  38. 06/10 Add stream helper libraryJonathan Nieder, Aug 9, 2010
  39. 07/10 Infrastructure to write revisions in fast-export formatJonathan Nieder, Aug 9, 2010
  40. 08/10 SVN dump parserJonathan Nieder, Aug 9, 2010
  41. Junio C HamanoAug 12, 2010
  42. PATCH 09/10] Update svn-fe manualJonathan Nieder, Aug 9, 2010
  43. 10/10 svn-fe manual: Clarify warning about deltas in dump filesJonathan Nieder, Aug 9, 2010
  44. Ramkumar RamachandraAug 10, 2010
  45. Jonathan NiederAug 11, 2010
  46. 00/16 svn delta applierJonathan Nieder, Oct 11, 2010
  47. 01/16 vcs-svn: Eliminate global byte_buffer[] arrayJonathan Nieder, Oct 11, 2010
  48. 03/16 vcs-svn: Collect line_buffer data in a structJonathan Nieder, Oct 11, 2010
  49. 04/16 vcs-svn: Teach line_buffer to handle multiple input filesJonathan Nieder, Oct 11, 2010
  50. 05/16 vcs-svn: Make buffer_skip_bytes() report partial readsJonathan Nieder, Oct 11, 2010
  51. 06/16 vcs-svn: Improve support for reading large filesJonathan Nieder, Oct 11, 2010
  52. 07/16 vcs-svn: Add binary-safe read() functionJonathan Nieder, Oct 11, 2010
  53. 08/16 vcs-svn: Let callers peek ahead to find stream endJonathan Nieder, Oct 11, 2010
  54. 09/16 vcs-svn: Allow input errors to be detected earlyJonathan Nieder, Oct 11, 2010
  55. 10/16 vcs-svn: Allow character-oriented inputJonathan Nieder, Oct 11, 2010
  56. 11/16 vcs-svn: Add code to maintain a sliding view of a fileJonathan Nieder, Oct 11, 2010
  57. 12/16 vcs-svn: Learn to parse variable-length integersJonathan Nieder, Oct 11, 2010
  58. 13/16 vcs-svn: Learn to check for SVN\0 magicJonathan Nieder, Oct 11, 2010
  59. 14/16 compat: helper for detecting unsigned overflowJonathan Nieder, Oct 11, 2010
  60. 15/16 t9010 (svn-fe): Eliminate dependency on svn perl bindingsJonathan Nieder, Oct 11, 2010
  61. 02/16 vcs-svn: Replace buffer_read_string() memory pool with a strbufJonathan Nieder, Oct 11, 2010
  62. vcs-svn: Add svn delta parserJonathan Nieder, Oct 11, 2010
  63. 0/11 Building up the delta parserJonathan Nieder, Oct 13, 2010
  64. 01/11 fixup! vcs-svn: Learn to parse variable-length integersJonathan Nieder, Oct 13, 2010
  65. 02/11 vcs-svn: Skeleton of an svn delta parserJonathan Nieder, Oct 13, 2010
  66. 03/11 vcs-svn: Read the preimage while applying deltasJonathan Nieder, Oct 13, 2010
  67. Sam VilainOct 14, 2010
  68. Jonathan NiederOct 14, 2010
  69. 04/11 vcs-svn: Read inline data from deltasJonathan Nieder, Oct 13, 2010
  70. 05/11 vcs-svn: Read instructions from deltasJonathan Nieder, Oct 13, 2010
  71. 06/11 vcs-svn: Implement copyfrom_data delta instructionJonathan Nieder, Oct 13, 2010
  72. 07/11 vcs-svn: Check declared number of output bytesJonathan Nieder, Oct 13, 2010
  73. 08/11 vcs-svn: Reject deltas that do not consume all inline dataJonathan Nieder, Oct 13, 2010
  74. 09/11 vcs-svn: Let deltas use data from postimageJonathan Nieder, Oct 13, 2010
  75. 10/11 vcs-svn: Reject deltas that read past end of preimageJonathan Nieder, Oct 13, 2010
  76. 11/11 vcs-svn: Allow deltas to copy from preimageJonathan Nieder, Oct 13, 2010
  77. 11/11 vcs-svn: Allow deltas to copy from preimageJonathan Nieder, Oct 13, 2010
  78. Ramkumar RamachandraOct 18, 2010
  79. Jonathan NiederOct 18, 2010

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