* gnu/system/dmd.scm: Remove file.  Move contents to...
* gnu/services.scm, gnu/services/base.scm, gnu/services/dmd.scm,
  gnu/services/networking.scm, gnu/services/xorg.scm: ... here.  New
  files.
* gnu/system.scm, gnu/system/vm.scm: Adjust accordingly.
* guix/scripts/system.scm (%user-module): Likewise.
* doc/guix.texi (Using the Configuration System): Likewise.
  (Defining Services): Likewise.

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

* 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>

* gnu/packages/gnunet.scm (gnurl): Add pkg-config.
* gnu/packages/patches/gnunet-fix-tests.patch: Append fix for integration testcases.

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

* guix/scripts/build.scm (guix-build): Move 'set-build-options' call
  before 'show-what-to-build'.

* guix/store.scm (%worker-magic-1, %worker-magic-2): Add comments.

* gnu/packages/admin.scm (isc-dhcp): Upgrade to 4.3.0.

* gnu/packages/patches/curl-fix-test172.patch: New file.
* gnu-system.am (dist_patch_DATA): Add the patch file.
* gnu/packages/gnunet.scm (gnurl): Apply the patch file.
* gnu/packages/curl.scm (curl): Apply the patch file.

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

* gnu/packages/gnunet.scm (gnunet): Correct typo.

* gnu/packages/texinfo.scm (texinfo-4): New variable.

* gnu/packages/gnunet.scm (gnunet): Add input libmicrohttpd and improve
    formatting.

* guix/store.scm (export-paths): Pass PATHS through
  'topologically-sorted' before iterating.
* tests/store.scm ("export/import paths, ensure topological order"): New
  test.

* gnu/packages/lout.scm (lout):
  Change docdir from "doc" to "share/doc".

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

* gnunet/packages/gnunet.scm (gnunet): New variable.
* gnu/package/patches/gnunet-fix-scheduler.patch: New file.
* gnu/package/patches/gnunet-fix-tests.patch: New file.
* gnu-system.am (dist_patch_DATA): Add the above two patch files.

Co-authored-by: Andreas Enge <andreas@enge.fr>
Signed-off-by: Ludovic Courtès <ludo@gnu.org>

* gnu/packages/gstreamer.scm (gstreamer): Add 'arguments' field.

* gnu/packages/ssh.scm (openssh): Upgrade to 6.5p1.

* gnu/packages/openssl.scm (openssl): Upgrade to 1.0.1f.

* guix/build/union.scm (file=?): Return #f if FILE1 and FILE2 are not
  regular files.  Fixes a bug whereby collisions among directories would
  lead to the invocation of 'file=?' and thus 'call-with-input-file' on
  directories.  Reported by Mark H. Weaver <mhw@netris.org>.

Fixes <http://bugs.gnu.org/16703>.
Reported by Raimon Grau <raimonster@gmail.com>.

* guix/build/download.scm (http-fetch)[headers]: New variable.
  Pass it as #:headers or #:extra-headers to 'http-get' and
  'http-get*'.

* gnu/system/dmd.scm (xorg-service): Remove.
  (xorg-start-command, slim-service): New procedure.

* gnu/system/dmd.scm (xorg-service)[xserver.conf]: Fix directory name in
  'FontPath' entry for FONT-ADOBE75DPI.

* guix/build/linux-initrd.scm (boot-system): Add 'chdir' call right
  before 'chroot'.