branch master updated (735808b -> 846403e)

[guix-commits]

civodul pushed a change to branch master
in repository guix.

    from 735808b  guix: Fix download-svn-to-store.
     new 7809071  daemon: Generalize 'HookInstance' to 'Agent'.
     new 27cc51c  daemon: Isolate signing and signature verification functions.
     new ee9dff3  daemon: Move 'Agent' to libutil.
     new 64cf660  daemon: Spawn 'guix authenticate' once for all.
     new 7d516c1  authenticate: Cache the ACL and key pairs.
     new 8eeeedc  tests: Remove one 'delete-paths' call in 'tests/store.scm'.
     new 846403e  ui: 'show-what-to-build' displays download estimate more 
prominently.

The 7 revisions listed above as "new" are entirely new to this
repository and will be described in separate emails.  The revisions
listed as "add" were already present in the repository and have only
been added to this reference.


Summary of changes:
 guix/scripts/authenticate.scm | 190 +++++++++++++++++++++++++++++++++---------
 guix/ui.scm                   |  22 +++--
 nix/libstore/build.cc         | 146 +++++---------------------------
 nix/libstore/local-store.cc   | 104 +++++++++++++++++++----
 nix/libutil/util.cc           |  84 +++++++++++++++++++
 nix/libutil/util.hh           |  25 ++++++
 tests/guix-authenticate.sh    |  45 +++++-----
 tests/store.scm               |  44 ++++------
 8 files changed, 425 insertions(+), 235 deletions(-)