branch nix updated (e531520 -> 0dccab9)

[Ludovic Courtès]

civodul pushed a change to branch nix
in repository guix.

      from  e531520   Don't let unprivileged users repair paths
       new  2459458   Allow substitutes for builds that have preferLocalBuild 
set
       new  5dfea34   Use std::vector::data()
       new  60bda60   Export outputPaths function
       new  4e5ab98   Make /nix/var/nix/db/reserved bigger
       new  5e0a9ae   Use posix_fallocate to create /nix/var/nix/db/reserved
       new  6e38685   GC: Handle ENOSPC creating/moving to the trash directory
       new  2cd2851   Preserve supplementary groups of build users
       new  0dccab9   Typo

The 8 revisions listed above as "new" are entirely new to this
repository and will be described in separate emails.  The revisions
listed as "adds" were already present in the repository and have only
been added to this reference.


Summary of changes:
 nix/libstore/build.cc       |   62 ++++++++++++++++++++++++------------------
 nix/libstore/derivations.cc |    9 ++++++
 nix/libstore/derivations.hh |    1 +
 nix/libstore/gc.cc          |   31 ++++++++++++++++-----
 nix/libstore/globals.cc     |    2 +-
 nix/libstore/local-store.cc |   12 +++++++-
 nix/libstore/misc.cc        |    4 +-
 nix/libstore/misc.hh        |    2 +
 nix/libutil/util.cc         |   11 +++----
 nix/libutil/util.hh         |    2 +-
 10 files changed, 90 insertions(+), 46 deletions(-)