gnu: kimageformats: Add more optional and recommended inputs.

* gnu/packages/kde-frameworks.scm (kimageformats)
  [native-inputs]: Add pkg-config.
  [inputs]: Add karchive, openexr.
  [arguments]<#:configure-flags>: Set include-flags.

gnu: kde frameworks: Avoid requiring xorg-server for tests.

Some packages started a x.org server for testing, which can be
avoided by setting QT_QPA_PLATFORM=offscreen.

* gnu/packages/kde-frameworks.scm (kitemmodels)
  [native-inputs]: Remove xorg-server.
  [arguments]<#phases> 'start-xorg-server' replace by 'check-setup'.
  (kplotting, kcrash, kimageformats): Likewise.
  (kitemviews)[native-inputs]: Remove xorg-server.
  [arguments]<#phases> 'start-xorg-server': Remove phase; 'check-setup':
  set QT_QPA_PLATFORM=offscreen.

gnu: kcompletion: Remove unused native input.

The xorg server is not required since change
548f99b3e0d3647f29ddc3c3864ca36b655f14ec.

* gnu/packages/kde-frameworks.scm (kcompletion)[native-inputs]: Remove
  xorg-server.

gnu: kitemmodels: Add more optional inputs.

* gnu/packages/kde-frameworks.scm (kitemmodels)[inputs]: Add qtdeclarative.

gnu: kguiaddons: Remove unused native input.

The xorg server is not required since change
1de5b667f896aa2c612416bffac5f77cae94c5f4.

* gnu/packages/kde-frameworks.scm (kguiaddons)[native-inputs]: Remove
  xorg-server.

gnu: kguiaddons: Add more optional inputs.

* gnu/packages/kde-frameworks.scm (kguiaddons)
  [native-inputs]: Add pkg-config. [inputs]:Add qtx11extras.

gnu: gnome-shell: Fix startup failure.

Fixes <https://bugs.gnu.org/27264>.

* gnu/packages/gnome.scm (gnome-shell)[inputs]: Add LIBRSVG and GEOCLUE.

gnu: geoclue: Create typelib files.

* gnu/packages/gnome.scm (geoclue)[native-inputs]: Add GOBJECT-INTROSPECTION.

doc: Adapt to multiple bootloader support.

* doc/guix.texi (GRUB configuration): Rename to "Bootloader
  configuration".
  Remove device-mount-point field from menu-entry description.
  Adapt occurences of "GRUB" in other sections.

bootloader: Use menu-entry to define custom bootloader entries.

* gnu/bootloader.scm (<menu-entry>): New variable. Export associated getters,
This record is extracted from grub module.
* gnu/bootloader/extlinux.scm (extlinux-configuration-file): Use
  menu-entry->boot-parameters to convert menu-entry records to
  boot-parameters.
* gnu/bootloader/grub.scm (<menu-entry>): Remove.
(boot-parameters->menu-entry): Remove.
(grub-configuration-file): Use boot-parameters to create configuration
entries.
* gnu/system.scm (menu-entry->boot-parameters): New exported procedure.

gnu: emacs: Fix ert-runner by adding 'reporters' subdirectory.

Previous this change, ert-runner would fail with error:
"Invalid reporter: dot".

* gnu/packages/emacs.scm (ert-runner)[include]: Add regexp to match elisp
files under the 'reporters' subdirectory.

Signed-off-by: Arun Isaac <arunisaac@systemreboot.net>

build-system: emacs: Factorize include/exclude default arguments.

The `install' phase of the emacs-build-system contained default arguments
duplicated from the host side `emacs-build' procedure. This change factorizes
them so that:

1. They are not duplicated.
2. They can be reused and extended easily when defining emacs packages.

* guix/build/emacs-build-system.scm (%default-include, %default-exclude): New
  variables.
(install): Use %default-include and %default-exclude as default arguments.
* guix/build-system/emacs.scm: Use and re-export %default-include,
%default-exclude from (guix build emacs-build-system).
(emacs-build): Use %default-include and %default-exclude as default arguments.

Signed-off-by: Arun Isaac <arunisaac@systemreboot.net>

gnu: Add nftables.

* gnu/packages/linux.scm (nftables): New variable

Signed-off-by: Kei Kebreau <kei@openmailbox.org>

gnu: the-silver-searcher: Update to 2.0.0.

* gnu/packages/code.scm (the-silver-searcher): Update to 2.0.0.

gnu: diamond: Update to 0.9.6.

* gnu/packages/bioinformatics.scm (diamond): Update to 0.9.6.

gnu: guile-2.2: Increase max-silent-time to 6 hours.

* gnu/packages/guile.scm (guile-2.2)[properties]: Increase max-silent-time
to 6 hours.

mapped-devices: Cope with delayed appearance of LUKS source.

Fixes <https://bugs.gnu.org/27242>.

* gnu/system/mapped-devices.scm (open-luks-device): If
'find-partition-by-luks-uuid' fails, try again once per second, up to ten
times.

gnu: livemedia-utils: Change source URL to one that is archived.

* gnu/packages/video.scm (livemedia-utils)[source]: Change it.

gnu: Rename 's' to 's-shell'.

* gnu/packages/shells.scm (s): Rename to ...
(s-shell): ... this.
[name]: Change to "s-shell".

artwork: Use a descriptive name for the source directory.

* gnu/artwork.scm (%artwork-repository): Set a descriptive file-name and
use the full commit hash when fetching.