* gnu/packages/gcc.scm (custom-gcc, gfortran-4.8, gccgo-4.8)
  (gcc-objc-4.8, gcc-objc++-4.8): New variables.

* gnu/packages/video.scm (ffmpeg): Add "d" in "3d" in configure flags.

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

* gnu/packages/patches/pulseaudio-test-timeouts.patch: New file.
* gnu/packages/pulseaudio.scm (pulseaudio): Add patch.
* gnu-system.am (dist_patch_DATA): Add patch.

* guix/build/union.scm (file=?): New procedure.
  (union-build)[resolve-collision]: Do not warn when identical files
  collide.

* gnu/packages/linux.scm (bridge-utils): New variable.

* gnu/packages/gnunet.scm (libmicrohttpd): Update to 0.9.31,
    synchronise the description with GNU SRC.

* gnu/packages/gstreamer.scm (gst-plugins-base-0.10): New variable.

* gnu/packages/gstreamer.scm (gstreamer-0.10): Propagate input libxml2.

* guix/scripts/package.scm (generation-file-name): New procedure.
  Change all occurrences of (format #f "~a-~a-link" profile number) to
  use it.

* guix/scripts/package.scm (<manifest-entry>): Add 'inputs' field.
  (manifest=?, lower-input): New procedure.
  (profile-derivation)[builder]: Add #:log-port argument to
  'union-build'.
  [ensure-valid-input]: Remove.
  Add each entry's inputs to the input list.
  (options->installable): Return just the list of entries.
  [package->manifest-entry]: Set 'inputs' field.
  [canonicalize-deps]: Rename to...
  [deduplicate]: ... this.  Remove input fiddling.
  (guix-package)[process-actions]: Use 'manifest=?' to compare the new
  and old manifests.  Pass directly PROF-DRV to 'show-what-to-build'.
  Pass #:print-build-trace #f to 'set-build-options'.

* guix/build/union.scm (union-build): Add 'log-port' keyword parameter;
  use it.

* guix/derivations.scm (derivation-path->output-path): Pass OUTPUT.
* tests/derivations.scm ("multiple-output derivation,
  derivation-path->output-path"): New test.

* guix/scripts/package.scm (%user-environment-directory): Rename to...
  (%user-profile-directory): ... this.  Update users accordingly.
  (profile-derivation): Use the term "profile" instead of "user
  environment", and use "profile" as the derivation name.

* guix/scripts/package.scm (<manifest>, <manifest-entry>): New record
  types.
  (make-manifest, read-manifest, manifest->sexp, sexp->manifest,
  read-manifest, write-manifest, remove-manifest-entry, manifest-remove,
  manifest-installed?): New procedures.
  (profile-derivation): Take a manifest as the second parameter.  Use
  'manifest->sexp'.  Expect <manifest-entry> objects instead of
  "tuples".  Adjust callers accordingly.
  (search-path-environment-variables): Changes 'packages' parameter to
  'entries'.  Rename 'package-in-manifest->package' to
  'manifest-entry->package'; expect <manifest-entry> objects.
  (display-search-paths): Rename 'packages' to 'entries'.
  (options->installable): Change 'installed' to 'manifest'.  Have
  'canonicalize-deps' return name/path tuples instead of raw packages.
  Rename 'package->tuple' to 'package->manifest-entry'.  Use
  <manifest-entry> objects instead of tuples.
  (guix-package)[process-actions]: Likewise.  Rename 'packages' to
  'entries'.
  [process-query]: Use 'manifest-entries' instead of
  'manifest-packages'.

* guix/scripts/package.scm (find-package): Rename to...
  (specification->package+output): ... this.  Rename 'name' parmameter
  to 'spec'.  Return a package and output name instead of a tuple.
  (options->installable): New procedure
  (guix-package)[process-actions]: Use it, and remove corresponding
  code.

* gnu/packages/gstreamer.scm (gstreamer-0.10): New variable.
* gnu/packages/patches/gstreamer-0.10-bison3.patch,
  gnu/packages/patches/gstreamer-0.10-silly-test.patch: New files.
* gnu-system.am (dist_patch_DATA): Add patches.

* gnu/packages/mit-krb5.scm (mit-krb5): Update to 1.11.3.

* guix/scripts/package.scm (newest-available-packages,
  find-best-packages-by-name, find-package, upgradeable?): New
  procedures, moved from...
  (guix-package): ... here.

* .dir-locals.el: Change the indentation rule for 'package' to do the right
  thing for packages without an inherit clause.

Inspired by <https://github.com/NixOS/nix/compare/772b70952f75...4ddd077bfa9a>.

* nix/scripts/list-runtime-roots.in (%store-directory): New variable.
  (proc-environ-roots): New procedure.
  (<top-level>): Use it.

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

* doc/guix.texi (Porting): Document needed changes to (gnu packages
  bootstrap) and (gnu packages linux).

* gnu/packages/python.scm (python2-empy): New variable.

Previously references to '%standard-phases' in builder-side code would
refer to the wrong one.

* guix/build-system/cmake.scm (cmake-build): Remove (guix build
  gnu-build-system) from the default MODULES value.
* guix/build-system/perl.scm (perl-build): Likewise.

* gnu/packages/gcc.scm (gcc-4.8): Upgrade to 4.8.2.

* gnu/packages/xorg.scm (mesa): Update URI.

* gnu/packages/compression.scm (lzip): Update to 1.15.

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

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

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

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

* gnu/packages/compression.scm (sharutils): New variable.

* gnu/packages/rsync.scm (rsync): Update to 3.1.0.

* gnu/packages/qt.scm (qt-4): Correct source uri (reported by
    Cyril Roelandt <tipecaml@gmail.com>).

* gnu/packages/maths.scm (glpk): New variable.

* gnu/packages/system.scm (alive): New variable.

Fixes <http://bugs.gnu.org/15640>.
Reported by Eric Bavier <ericbavier@gmail.com>.

* doc.am (EXTRA_DIST): Add doc/images/bootstrap-graph.pdf to the
  distribution.
  (pdf-local, info-local, ps-local): Prepend $(top_srcdir) to the image
  file names.

* gnu/packages/system.scm (dfc): Add 'native-inputs' field.

* gnu/packages/patches/glib-tests-newnet.patch: New file.
* gnu/packages/glib.scm (glib): Use it.
* gnu-system.am (dist_patch_DATA): Add it.

* gnu/packages/gnome.scm (evince): Add #:phases argument.  Remove "perl"
  and "perl-xml-parser" inputs since they are not directly needed; move
  "intltool" to 'native-inputs'.

* gnu/packages/gnome.scm (shared-mime-info): New variable.

* gnu/packages/python.scm (scons): New variable.