gnu: Add PulseAudio and related libraries.

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

gnu: Add libxkbcommon.

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

gnu: Add libcanberra.

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

Add httpd

* gnu/packages/web.scm (httpd): New variable
* gnu-system.am (GNU_SYSTEM_MODULES): Add it

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

gnu: Add SWIG.

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

gnu: Add Skribilo.

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

Merge branch 'core-updates'

gnu: m4: Upgrade to 1.4.17.

* gnu/packages/m4.scm (m4): Upgrade to 1.4.17.  Remove
  'm4-s_isdir.patch' and 'm4-gets-undeclared.patch'.
* gnu/packages/patches/m4-s_isdir.patch: Remove.
* gnu-system.am (dist_patch_DATA): Adjust accordingly.

Merge branch 'master' into core-updates

gnu: Rename module mailutils to mail.

* gnu/packages/mail.scm: Rename from gnu/packages/mailutils.scm.
* gnu-system.am: Rename the module.

gnu: Add gnome-doc-utils.

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

gnu: Add gstreamer.

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

gnu: QEMU images boots into dmd.

* gnu/system/dmd.scm: New file.
* gnu/system/vm.scm (system-qemu-image): Define dmd services.
  [populate]: Make var/log and etc/group.
  [boot]: Execute dmd directly.
  Add dmd and etc-group as inputs; add the inputs of dmd services.
* gnu-system.am (GNU_SYSTEM_MODULES): Add gnu/system/dmd.scm.

gnu: glibc: Fix 'ldd' on x86_64.

Reported by Cyril Roelandt at
<https://lists.gnu.org/archive/html/guix-devel/2013-09/msg00136.html>.

* gnu/packages/patches/glibc-ldd-x86_64.patch: New file.
* gnu-system.am (dist_patch_DATA): Add it.
* gnu/packages/base.scm (glibc): Use it.

gnu: gnutls: Upgrade to 3.2.4.

* gnu/packages/gnutls.scm (gnutls): Update to 3.2.4; remove 'arguments'
  field, remove "patch/fix-tests" from the inputs.
* gnu/packages/patches/gnutls-fix-tests-on-32-bits-system.patch: Remove.
* gnu-system.am (dist_patch_DATA): Adjust accordingly.

gnu: avahi, dbus: Use /var as $localstatedir.

* gnu/packages/avahi.scm (avahi): Pass '--localstatedir'; add
  'patch/localstatedir'.
* gnu/packages/glib.scm (dbus): Pass '--localstatedir' and
  '--with-session-socket-dir'; add 'patch/localstatedir'.
* gnu/packages/patches/avahi-localstatedir.patch,
  gnu/packages/patches/dbus-localstatedir.patch: New files.
* gnu-system.am (dist_patch_DATA): Add them.

gnu: Move helper code to (gnu system …) modules.

* gnu/packages/grub.scm (<menu-entry>, grub-configuration-file): Move
  to...
* gnu/system/grub.scm: ... here.  New file.
* gnu/packages/linux.scm (<pam-service>, <pam-entry>,
  pam-service->configuration, pam-service->directory,
  %pam-other-services, unix-pam-service): Move to...
* gnu/system/linux.scm: ... here.  New file.
* gnu/system/vm.scm (passwd-file): Move to...
* gnu/system/shadow.scm: ... here.  New file.
* gnu-system.am (GNU_SYSTEM_MODULES): Add
  gnu/system/{grub,linux,shadow}.scm.

Merge branch 'master' into core-updates

gnu: Add yasm.

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

gnu: hop: Allow compilation with Bigloo 4.0b.

Fixes <http://bugs.gnu.org/15194>.
Reported by Mark H Weaver <mhw@netris.org>.

* gnu/packages/patches/hop-bigloo-4.0b.patch: New file.
* gnu-system.am (dist_patch_DATA): Add it.
* gnu/packages/scheme.scm (hop): Use it.