[phobos] [dlang/phobos] f81ddf: Properly handle the case where an environment vari...

[GitHub via phobos]

  Branch: refs/heads/master
  Home:   https://github.com/dlang/phobos
  Commit: f81ddfb5e35b33f0a38c2e6d5988ee434f6d952b
      https://github.com/dlang/phobos/commit/f81ddfb5e35b33f0a38c2e6d5988ee434f6d952b
  Author: Tony Tung <tonytung at merly.org>
  Date:   2016-07-25 (Mon, 25 Jul 2016)

  Changed paths:
    M std/process.d

  Log Message:
  -----------
  Properly handle the case where an environment variable is an empty string.

v.idup returns null when called on an empty but non-null array.  This is
undesirable because we want to differentiate between not-present and
empty-but-present.


  Commit: 69c00bc1a9ea94f3c49a055f56906e6abf491642
      https://github.com/dlang/phobos/commit/69c00bc1a9ea94f3c49a055f56906e6abf491642
  Author: Steven Schveighoffer <schveiguy at yahoo.com>
  Date:   2016-07-29 (Fri, 29 Jul 2016)

  Changed paths:
    M std/process.d

  Log Message:
  -----------
  Merge pull request #4627 from ttung/empty

Properly handle the case where an environment variable is an empty string


Compare: https://github.com/dlang/phobos/compare/c6aa7e19d541...69c00bc1a9ea