gnu: bigloo: Upgrade to 4.1a.

* gnu/packages/scheme.scm (bigloo): Upgrade to 4.1a.

gnu: qemu: Disable debug info.

* gnu/packages/qemu.scm (qemu-headless): Add '--disable-debug-info' as a
  'configure' flag.

Add 'guix system'.

* guix/scripts/system.scm: New file.
* Makefile.am (MODULES): Add it.
* po/POTFILES.in: Likewise.
* doc/guix.texi (Using the Configuration System): Link to "Invoking guix
  system".
  (Invoking guix system): New node.

gnu: curl: Fix tests.

* gnu/packages/curl.scm (curl): Add a new phase and python-2 to native-inputs.

Signed-off-by: Andreas Enge <andreas@enge.fr>

gnu: curl: Update to 7.35.0.

* gnu/packages/curl.scm (curl): Update to 7.35.0.

Signed-off-by: Andreas Enge <andreas@enge.fr>

gnu: gnurl: Do not disable testcase 1022.

* gnu/packages/gnunet.scm (gnurl): Do not disable testcase 1022.

Signed-off-by: Andreas Enge <andreas@enge.fr>

gnu: ncdc: Update to 1.19.

* gnu/packages/dc (ncdc): Update to 1.19.

Signed-off-by: Andreas Enge <andreas@enge.fr>

gnu: gnutls: Upgrade to 3.2.11.

* gnu/packages/gnutls.scm (gnutls): Upgrade to 3.2.11.  Improve URI
  computation.

gnu: icu4c: Upgrade to 52.1.

* gnu/packages/icu4c.scm (icu4c): Upgrade to 52.1.

gnu: patchelf: Fix platform page size determination.

* gnu/packages/patches/patchelf-page-size.patch: New file.
* gnu/packages/elf.scm (patchelf): Add the patch.
* gnu-system.am (dist_patch_DATA): Add the patch.

guix build: Factorize common options.

* guix/scripts/build.scm (show-build-options-help,
  set-build-options-from-command-line): New procedures.
  (show-help): Remove description of --dry-run,
  --fallback, --no-substitutes, --max-silent-time, and --cores.  Call
  'show-build-options-help'.
  (%standard-build-options): New variable.
  (%options): Remove --dry-run, --fallback, --no-substitutes,
  --verbosity, --max-silent-time, and --cores.  Add
  %STANDARD-BUILD-OPTIONS.
  (guix-build): Use 'set-build-options-from-command-line' instead of
  'set-build-options'.
* guix/scripts/archive.scm (show-help): Remove description of --dry-run,
  --fallback, --no-substitutes, --max-silent-time, and --cores.  Call
  'show-build-options-help'.
  (%options): Remove --dry-run, --fallback, --no-substitutes,
  --verbosity, --max-silent-time, and --cores.  Add
  %STANDARD-BUILD-OPTIONS.
  (export-from-store): Call 'set-build-options-from-command-line'
  instead of 'set-build-options.

gnu: Add xapian.

* gnu/packages/search.scm: New file.
* gnu-system.am (GNU_SYSTEM_MODULES): Add it.

gnu: gnurl: Update to 7.35.0.

* gnu/packages/gnunet.scm (gnurl): Update to 7.35.0.

Signed-off-by: Ludovic Courtès <ludo@gnu.org>

gnu: Add hdf5.

* gnu/packages/maths.scm (hdf5): New variable.
* gnu/packages/maths.scm (octave): New input hdf5.

Signed-off-by: Ludovic Courtès <ludo@gnu.org>

gnu: dmd: Sleep longer in tests, for slower machines.

* gnu/packages/patches/dmd-tests-longer-sleeps.patch: New file.
* gnu/packages/admin.scm (dmd): Add the patch.
* gnu-system.am (dist_patch_DATA): Add it.

gnu: Add ttf-dejavu.

* gnu/packages/fonts.scm (ttf-dejavu): New variable.

Update .gitignore for Guile 2.0.9 bootstrap binaries.

* .gitignore: Change version number in ignored Guile bootstrap
  binaries from 2.0.7 to 2.0.9.

gnu: ratpoison: Patch to use $SHELL instead of /bin/sh.

* gnu/packages/patches/ratpoison-shell.patch: New file.
* gnu/packages/ratpoison.scm (ratpoison): Add patch.
* gnu-system.am (dist_patch_DATA): Add patch.

Add Manolis to 'AUTHORS'.

gnu: Add GNU Mach headers.

* gnu/packages/hurd.scm: New file
* gnu-system.am (GNU_SYSTEM_MODULES): Add hurd.scm

Co-authored-by: Ludovic Courtès <ludo@gnu.org>
Signed-off-by: Ludovic Courtès <ludo@gnu.org>