branch core-updates updated (9c4b6e5 -> 4a740d0)

[Ludovic Courtès]

civodul pushed a change to branch core-updates
in repository guix.

      from  9c4b6e5   gnu: ncurses: Install terminfo files when cross-compiling.
       new  8fdd410   gnu: Add 'make-ld-wrapper' procedure.
       new  9bab6be   gnu: ld-wrapper: Use a hard-coded self-reference instead 
of $0.
       new  4a740d0   gnu: cross-base: Use an 'ld' wrapper also when 
cross-compiling.

The 3 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:
 gnu/packages/base.scm         |   66 +++++++++++++++++++++++++++++++++++++++++
 gnu/packages/commencement.scm |   52 ++-----------------------------
 gnu/packages/cross-base.scm   |   14 +++++++--
 gnu/packages/ld-wrapper.scm   |    2 +-
 4 files changed, 82 insertions(+), 52 deletions(-)