doc: Show output of 'guix refresh --list-dependent' example.
* doc/guix.texi (Invoking guix refresh): Show example output of the
command.
guix refresh: Use (ice-9 format).
* guix/scripts/refresh.scm: Use (ice-9 format).
guix system: Factorize 'copy-closure'.
* guix/scripts/system.scm (copy-closure): Rename to...
(copy-item): ... this.
(copy-closure): New procedure.
(install): Use it, and remove redundant code.
gnu: ffmpeg: Remove --disable-vis.
* gnu/packages/video.scm (ffmpeg): Remove --disable-vis.
gnu: wpa-supplicant: Update to 2.2.
* gnu/packages/admin.scm (wpa-supplicant): Update to version 2.2.
gnu: sudo: Update to 1.8.10p3.
* gnu/packages/admin.scm (sudo): Update to version 1.8.10p3.
guix: refresh: Add --list-dependent option.
* guix/packages.scm (package-direct-inputs): New procedure.
* gnu/packages.scm (vhash-refq, package-direct-dependents)
(package-transitive-dependents, package-covering-dependents): New procedures.
* guix/scripts/refresh.scm (%options, show-help, guix-refresh): Add
--list-dependent option.
* doc/guix.texi (Invoking guix refresh): Document '--list-dependent' option.
guix: utils: Add fold-tree and fold-tree-leaves.
* guix/utils.scm (fold-tree, fold-tree-leaves): New functions.
* tests/utils.scm: Add tests for them.
gnu: htop: Update to 1.0.3.
* gnu/packages/admin.scm (htop): Update to version 1.0.3.
gnu: dfc: Update to 3.0.4.
* gnu/packages/admin.scm (dfc): Update to version 3.0.4.
gnu: Enable swig tests.
* gnu/packages/swig.scm (swig): Add boost as input and enable tests.
gnu: linux-libre: Update to 3.15.6.
* gnu/packages/linux.scm (linux-libre): Update to version 3.15.6.
install: Add wireless-tools package.
* gnu/system/install.scm (installation-os): Add wireless-tools to packages.
linux-initrd: Add AHCI modules.
* gnu/system/linux-initrd (linux-modules): Add them.
gnu: Add wireless-tools.
* gnu/packages/linux.scm (wireless-tools): New variable.
gnu: Add datamash.
* gnu/packages/datamash.scm: New file.
* gnu-system.am (GNU_SYSTEM_MODULES): Add it.
guix system: init: Always use /var/guix as the target state directory.
Fixes <http://bugs.gnu.org/18049>.
Reported by Marek Benc <merkur32@gmail.com>.
* guix/scripts/system.scm (copy-closure): Pass #:state-directory to
'register-path'.
guix-register: Add '--state-directory' parameter.
* nix/guix-register/guix-register.cc (GUIX_OPT_STATE_DIRECTORY): New
macro.
(parse_opt): Honor it.
* tests/guix-register.sh: Add test with '--state-directory'.
* guix/store.scm (register-path): Add #:state-directory parameter.