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Re: [PATCH 00/37] removal of some c++ keywords

From
Stefan Beller <sbeller@google.com>
Date
Jan 30, 2018, 23:01 UTC
Message-ID
<CAGZ79kZ-hZzKtv05d5_7O2ndNZvGkU7qYnrn52zwpqSTqCiygQ@mail.gmail.com>
In-Reply-To
<xmqq7erzrn3f.fsf@gitster-ct.c.googlers.com>
On Tue, Jan 30, 2018 at 2:36 PM, Junio C Hamano <gitster@pobox.com> wrote:
Show 30 quoted lines
> Duy Nguyen <pclouds@gmail.com> writes:
>
>> Is it simpler (though hacky) to just  do
>>
>> #ifdef __cplusplus
>> #define new not_new
>> #define try really_try
>> ...
>>
>> somewhere in git-compat-util.h?
>
> Very tempting, especially given that your approach automatically
> would cover topics in flight without any merge conflict ;-)
>
> I agree that it is hacky and somewhat ugly, but the hackiness
> somehow does not bother me too much in this case; perhaps because
> attempting to use a C++ compiler may already be hacky in the first
> place?
>
> It probably depends on the reason why we are doing this topic.  If a
> report about our source code coming from the C++ oriented tool cite
> the symbol names seen by machines, then the "hacky" approach will
> give us "not_new" where Brandon's patch may give us "new_oid", or
> whatever symbol that is more appropriate for the context it appears
> than such an automated cute name.
>
>> Do we use any C features that are incompatible with C++? (or do we not
>> need to care?)
>
> Good question.

implicit casts from void? e.g. xmalloc returns a void pointer, not the type requested. https://embeddedartistry.com/blog/2017/2/28/c-casting-or-oh-no-we-broke-malloc

Previous: Junio C HamanoNext: Duy Nguyen
Message 43 of 89 in “removal of some c++ keywords”
  1. 00/37 removal of some c++ keywordsBrandon Williams, Jan 29, 2018
  2. 01/37 object_info: change member name from 'typename' to 'type_name'Brandon Williams, Jan 29, 2018
  3. 02/37 object: rename function 'typename' to 'type_name'Brandon Williams, Jan 29, 2018
  4. 03/37 blame: rename 'this' variablesBrandon Williams, Jan 29, 2018
  5. 04/37 pack-objects: rename 'this' variablesBrandon Williams, Jan 29, 2018
  6. 05/37 rev-parse: rename 'this' variableBrandon Williams, Jan 29, 2018
  7. 06/37 diff: rename 'this' variablesBrandon Williams, Jan 29, 2018
  8. 08/37 apply: rename 'new' variablesBrandon Williams, Jan 29, 2018
  9. 07/37 apply: rename 'try' variablesBrandon Williams, Jan 29, 2018
  10. 09/37 checkout: rename 'new' variablesBrandon Williams, Jan 29, 2018
  11. 14/37 combine-diff: rename 'new' variablesBrandon Williams, Jan 29, 2018
  12. 17/37 diff: rename 'new' variablesBrandon Williams, Jan 29, 2018
  13. 18/37 diffcore-delta: rename 'new' variablesBrandon Williams, Jan 29, 2018
  14. 19/37 entry: rename 'new' variablesBrandon Williams, Jan 29, 2018
  15. 23/37 read-cache: rename 'new' variablesBrandon Williams, Jan 29, 2018
  16. 24/37 ref-filter: rename 'new' variablesBrandon Williams, Jan 29, 2018
  17. 26/37 split-index: rename 'new' variablesBrandon Williams, Jan 29, 2018
  18. 25/37 remote: rename 'new' variablesBrandon Williams, Jan 29, 2018
  19. 22/37 line-log: rename 'new' variablesBrandon Williams, Jan 29, 2018
  20. 30/37 init-db: rename 'template' variablesBrandon Williams, Jan 29, 2018
  21. 31/37 environment: rename 'template' variablesBrandon Williams, Jan 29, 2018
  22. 32/37 diff: rename 'template' variablesBrandon Williams, Jan 29, 2018
  23. 34/37 wrapper: rename 'template' variablesBrandon Williams, Jan 29, 2018
  24. 35/37 tempfile: rename 'template' variablesBrandon Williams, Jan 29, 2018
  25. 36/37 trailer: rename 'template' variablesBrandon Williams, Jan 29, 2018
  26. 37/37 replace: rename 'new' variablesBrandon Williams, Jan 29, 2018
  27. Stefan BellerJan 30, 2018
  28. Junio C HamanoJan 30, 2018
  29. 33/37 environment: rename 'namespace' variablesBrandon Williams, Jan 29, 2018
  30. 27/37 submodule: rename 'new' variablesBrandon Williams, Jan 29, 2018
  31. 28/37 trailer: rename 'new' variablesBrandon Williams, Jan 29, 2018
  32. 29/37 unpack-trees: rename 'new' variablesBrandon Williams, Jan 29, 2018
  33. 21/37 imap-send: rename 'new' variablesBrandon Williams, Jan 29, 2018
  34. 20/37 http: rename 'new' variablesBrandon Williams, Jan 29, 2018
  35. 15/37 commit: rename 'new' variablesBrandon Williams, Jan 29, 2018
  36. 16/37 diff-lib: rename 'new' variableBrandon Williams, Jan 29, 2018
  37. 10/37 help: rename 'new' variablesBrandon Williams, Jan 29, 2018
  38. 13/37 remote: rename 'new' variablesBrandon Williams, Jan 29, 2018
  39. 11/37 pack-redundant: rename 'new' variablesBrandon Williams, Jan 29, 2018
  40. 12/37 reflog: rename 'new' variablesBrandon Williams, Jan 29, 2018
  41. Duy NguyenJan 30, 2018
  42. Junio C HamanoJan 30, 2018
  43. Stefan BellerJan 30, 2018
  44. Duy NguyenJan 31, 2018
  45. Stefan BellerJan 31, 2018
  46. Duy NguyenJan 31, 2018
  47. Johannes SixtJan 30, 2018
  48. 00/37 removal of some c++ keywordsBrandon Williams, Feb 14, 2018
  49. 01/37 object_info: change member name from 'typename' to 'type_name'Brandon Williams, Feb 14, 2018
  50. 02/37 object: rename function 'typename' to 'type_name'Brandon Williams, Feb 14, 2018
  51. 04/37 pack-objects: rename 'this' variablesBrandon Williams, Feb 14, 2018
  52. 03/37 blame: rename 'this' variablesBrandon Williams, Feb 14, 2018
  53. 05/37 rev-parse: rename 'this' variableBrandon Williams, Feb 14, 2018
  54. 06/37 diff: rename 'this' variablesBrandon Williams, Feb 14, 2018
  55. Junio C HamanoFeb 14, 2018
  56. Brandon WilliamsFeb 14, 2018
  57. 09/37 checkout: rename 'new' variablesBrandon Williams, Feb 14, 2018
  58. 10/37 help: rename 'new' variablesBrandon Williams, Feb 14, 2018
  59. 11/37 pack-redundant: rename 'new' variablesBrandon Williams, Feb 14, 2018
  60. 12/37 reflog: rename 'new' variablesBrandon Williams, Feb 14, 2018
  61. 15/37 commit: rename 'new' variablesBrandon Williams, Feb 14, 2018
  62. 16/37 diff-lib: rename 'new' variableBrandon Williams, Feb 14, 2018
  63. 18/37 diffcore-delta: rename 'new' variablesBrandon Williams, Feb 14, 2018
  64. 19/37 entry: rename 'new' variablesBrandon Williams, Feb 14, 2018
  65. 20/37 http: rename 'new' variablesBrandon Williams, Feb 14, 2018
  66. 21/37 imap-send: rename 'new' variablesBrandon Williams, Feb 14, 2018
  67. 22/37 line-log: rename 'new' variablesBrandon Williams, Feb 14, 2018
  68. 23/37 read-cache: rename 'new' variablesBrandon Williams, Feb 14, 2018
  69. 24/37 ref-filter: rename 'new' variablesBrandon Williams, Feb 14, 2018
  70. 26/37 split-index: rename 'new' variablesBrandon Williams, Feb 14, 2018
  71. 25/37 remote: rename 'new' variablesBrandon Williams, Feb 14, 2018
  72. 28/37 trailer: rename 'new' variablesBrandon Williams, Feb 14, 2018
  73. 29/37 unpack-trees: rename 'new' variablesBrandon Williams, Feb 14, 2018
  74. 27/37 submodule: rename 'new' variablesBrandon Williams, Feb 14, 2018
  75. 30/37 init-db: rename 'template' variablesBrandon Williams, Feb 14, 2018
  76. 33/37 environment: rename 'namespace' variablesBrandon Williams, Feb 14, 2018
  77. 34/37 wrapper: rename 'template' variablesBrandon Williams, Feb 14, 2018
  78. 35/37 tempfile: rename 'template' variablesBrandon Williams, Feb 14, 2018
  79. 36/37 trailer: rename 'template' variablesBrandon Williams, Feb 14, 2018
  80. 37/37 replace: rename 'new' variablesBrandon Williams, Feb 14, 2018
  81. 31/37 environment: rename 'template' variablesBrandon Williams, Feb 14, 2018
  82. 32/37 diff: rename 'template' variablesBrandon Williams, Feb 14, 2018
  83. 17/37 diff: rename 'new' variablesBrandon Williams, Feb 14, 2018
  84. 07/37 apply: rename 'try' variablesBrandon Williams, Feb 14, 2018
  85. 14/37 combine-diff: rename 'new' variablesBrandon Williams, Feb 14, 2018
  86. 08/37 apply: rename 'new' variablesBrandon Williams, Feb 14, 2018
  87. Stefan BellerFeb 14, 2018
  88. 13/37 remote: rename 'new' variablesBrandon Williams, Feb 14, 2018
  89. Stefan BellerFeb 14, 2018

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