This reverts commit 3b09332a, which
turned out to be a bad idea because we need to have dependency
information between the device-mapping service and the file-system
service that uses it.

* gnu/packages/python.scm (python-matplotlib, python2-matplotlib): New
  variables.

* gnu/services/xorg.scm (xorg-start-command)[xserver.conf]: Add
  ModulePath for 'xf86-video-sis'.

Reported by Andreas Enge <andreas@enge.fr>.

* guix/gnu-maintenance.scm (sans-extension): Add case for ".zip".
  (%tarball-rx): Extend to handle .zip extension.

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

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

* gnu/packages/linux.scm (wireless-tools)[origin]: Add snippet.

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

* gnu/packages/cdrom.scm (abcde): New variable.

* gnu/packages/cdrom.scm (cd-discid): New variable.

* gnu/packages/package-management.scm (guix-devel): Update.

* doc/guix.texi (Porting): Move 'glibc-dynamic-linker' paragraph above.
  Clarify what is meant by updating (gnu packages bootstrap).  Mention
  'gnu-system.am'.

* gnu/system/locale.scm (localedef-command): Fix typo.

* gnu/packages/fonts.scm (ttf-dejavu): Rename to ...
* gnu/packages/fonts.scm (font-dejavu): ... this.
* gnu/packages/fonts.scm (ttf-bitstream-vera): Rename to ...
* gnu/packages/fonts.scm (font-bitstream-vera): ... this.
* gnu/packages/fonts.scm (freefont-ttf): Rename to ...
* gnu/packages/fonts.scm (font-gnu-freefont-ttf): ... this.
* gnu/packages/fonts.scm (terminus-font): Rename to ...
* gnu/packages/fonts.scm (font-terminus): ... this.

* gnu/system/file-systems.scm (<mapped-device>)[needed-for-boot?]: New
  field.
* gnu/system.scm (operating-system-user-mapped-devices,
  operating-system-boot-mapped-devices): Use it instead of trying to
  guess.  Guessing doesn't work when one refers to a partition using its
  label, for instance.
* doc/guix.texi (Mapped Devices): Document 'needed-for-boot?'.

* build-aux/hydra/demo-os.scm (locale): Change to "en_US.utf8".
* gnu/system/install.scm (installation-os)[locale]: Ditto.

* gnu/packages/patches/guile-linux-syscalls.patch (scm_load_linux_module):
  Leave 'errno' unchanged when ERR != 0.
* gnu/build/linux-modules.scm (load-linux-module*): Check for the errno
  value of ARGS to determine whether the module was already loaded.

* gnu/system/linux-initrd.scm (base-initrd): Remove the .ko suffix from
  module names.

* gnu/system/linux-initrd.scm (base-initrd)[virtio-modules]: Remove
  "virtio.ko" and "virtio_ring.ko".
  [virtio-9p-modules]: Remove "fscache.ko" and "9pnet.ko".
  [linux-modules]: Remove "libahci.ko".

* gnu/build/linux-boot.scm: Use (gnu build linux-modules).
  (load-linux-module*): Remove.
  (boot-system): Add #:linux-module-directory parameter.
  [lookup-module]: New procedure.
  Call 'current-module-debugging-port'.  Pass #:lookup-module to
  'load-linux-module*'.  Map LOOKUP-MODULE on LINUX-MODULES.
* gnu/system/linux-initrd.scm (base-initrd): Adjust 'boot-system' call
  accordingly.  Adjust #:modules argument as well.
* gnu/system.scm (operating-system-activation-script)[%modules]: Likewise.
* gnu/system/vm.scm (expression->derivation-in-linux-vm): Likewise.

* gnu/system/linux-initrd.scm (flat-linux-module-directory)[build-exp]:
  Add 'lookup' procedure.  Use 'recursive-module-dependencies' to
  compute the list of modules to copy.
  Adjust #:modules parameter.

* gnu/build/linux-modules.scm: New file.
* gnu-system.am (GNU_SYSTEM_MODULES): Add it.

* guix/elf.scm: New file.  Taken from Guile 'master', commit 3f826e3.
* Makefile.am (MODULES): Add it.
* THANKS: Thank Andy, who wrote this module.

* doc/guix.texi (Bootstrapping): Final definitions are in (gnu packages
  commencement).
  Change gnu-build-system xref to "Build Systems".

* guix/scripts/substitute-binary.scm (fetch): Change "unresponsive" to
  "somewhat slow".  I'm being told that the former is often
  misunderstood as "broken".

* gnu/packages/lisp.scm (gcl): Drop 'strip phase to make maxima build.

* gnu/packages/python.scm (python-numpydoc, python2-numpydoc): New variables.

* gnu/system/locale.scm: New file.
* gnu-system.am (GNU_SYSTEM_MODULES): Add it.
* gnu/system.scm (<operating-system>)[locale]: Change the default to
  "en_US.utf8".
  (operating-system-locale-directory): New procecure.
  (operating-system-derivation): Use it.
* doc/guix.texi (Using the Configuration System): Change example locale
  to "fr_FR.utf8".
  (operating-system Reference): Add xref to "Locales".  Document
  'locale-definitions'.
  (Locales): New section.
* po/guix/POTFILES.in: Add gnu/system.scm.

* gnu/packages/telephony.scm (ccrtp): Update to 2.1.1.

Reported by Adam Pribyl and David Thompson.

* emacs/guix-helper.scm.in (set-paths!): Add guile module dir to '%load-path'.

* guix/download.scm (%mirrors): Update mirror list for gnupg.

* gnu/packages/telephony.scm (ucommon): Update to 6.2.2.

* gnu/packages/telephony.scm (sipwitch): Update to 1.9.3.

Partly fixes <http://bugs.gnu.org/19190>.
Reported by Nikita Karetnikov <nikita@karetnikov.org>.

* gnu/build/linux-boot.scm (boot-system): Move PRE-MOUNT call before
  'mount-root-file-system' is called.

* gnu/build/linux-boot.scm (boot-system): Call 'error' when PRE-MOUNT
  returns #f.

* gnu/packages/emacs.scm (emms)[arguments]: Properly initialize
  'emms-info-mp3info-program-name'.  This allows the 'emms-info-mp3info'
  back-end to be enabled by default, even when 'mp3info' is not in
  $PATH.

Suggested by John Darrington.

* gnu/packages/pkg-config.scm (cross-pkg-config): Make
  $out/share/aclocal a symlink to %PKG-CONFIG/share/aclocal.

* emacs/guix-main.scm (process-package-actions,
  package-source-build-derivation): Pass #:print-build-trace #f to
  'set-build-options', to reduce verbosity.

* gnu/packages/gsasl.scm (gss): Update to 1.0.3.

Suggested by Deck Pickard <deck.r.pickard@gmail.com>.

* guix/scripts/build.scm (show-build-options-help): Document
  --max-jobs.
  (set-build-options-from-command-line): Pass #:max-build-jobs.
  (%standard-build-options): Add --max-jobs.
* doc/guix.texi (Invoking guix-daemon): Document the meaning of
  '--max-jobs 0'.
  (Invoking guix build): Document --max-jobs, with a reference to
  "Invoking guix-daemon'.

* doc/guix.texi (Package Naming):
  (Fonts): Remove space between '@foo' and '{'.

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

* gnu/packages/python.scm (python-pyparsing, python2-pyparsing): New
  variables.