D362: hg: Avoid relying on errno numbers / descriptions

[durin42 (Augie Fackler)]

durin42 added a comment.


  Sigh. Do you happen to know if the names of the errno enum values is constant? If it is, maybe we could turn the number back into a name.
  
  In any case, queued for stable.

REPOSITORY
  rHG Mercurial

REVISION DETAIL
  https://phab.mercurial-scm.org/D362

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