branch core-updates updated (8a9b08b -> d2ac5e2)

[Ricardo Wurmus]

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

      from  8a9b08b   gnu: openssl: Delete ELF files from tarball.
       new  d2ac5e2   build-system/cmake: Add support for cross compilation.

The 1 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:
 guix/build-system/cmake.scm       | 160 +++++++++++++++++++++++++++++++++-----
 guix/build-system/gnu.scm         |   1 +
 guix/build/cmake-build-system.scm |  11 ++-
 3 files changed, 153 insertions(+), 19 deletions(-)