gnu: acpica: Update to 20150410.

* gnu/packages/admin.scm (acpica): Update to 20150410.

gnu: wpa-supplicant: Update to 2.4.

* gnu/packages/admin.scm (wpa-supplicant): Update to 2.4.

gnu: parallel: Update to 20150422.

* gnu/packages/parallel.scm (parallel): Update to 20150422.

gnu: help2man: Update to 1.46.6.

* gnu/packages/man.scm (help2man): Update to 1.46.6.

gnu: dejagnu: Update to 1.5.3.

* gnu/packages/dejagnu.scm (dejagnu): Update to 1.5.3.

gnu: Add libwpd.

* gnu/packages/libreoffice.scm (libwpd): New variable.

gnu: Add librevenge.

* gnu/packages/libreoffice.scm (librevenge): New variable.

Co-authored-by: John Darrington <jmd@gnu.org>

gnu: cppunit: Explicitly link with libdl.

* gnu/packages/check.scm (cppunit)[arguments]: Add #:make-flags.

guix: build: Add transitive source building.

* guix/scripts/build.scm (%options, options->derivations): Add --sources
  option.
* doc/guix.texi (Invoking guix build): Document --sources option.
* tests/guix-build.sh: Add tests.

guix: packages: Add package-direct-sources and package-transitive-sources.

* guix/tests.scm (dummy-origin): New syntax.
* guix/packages.scm (package-direct-sources)
  (package-transitive-sources): New procedures.
* tests/packages.scm ("package-direct-sources, no source")
  ("package-direct-sources, #f source")
  ("package-direct-sources, not input source", "package-direct-sources")
  ("package-transitive-sources"): Test them.

install: Add bash-completion to the packages.

* gnu/system/install.scm (installation-os)[packages]: Add
  BASH-COMPLETION.

profiles: Store search paths in manifests.

Discussed in <http://bugs.gnu.org/20255>.

* guix/packages.scm (sexp->search-path-specification): New variable.
* guix/profiles.scm (<manifest-entry>)[search-paths]: New field.
  (package->manifest-entry): Initialize it.
  (manifest->gexp): Match it.  Wrap #$deps in (propagated-inputs ...).
  Emit (search-paths ...).  Increment version.
  (find-package): New procedure.
  (sexp->manifest)[infer-search-paths]: New procedure.
  Use it to initialize the 'search-paths' field for versions 0 and 1.
  Add case for version 2.
* guix/scripts/package.scm (search-path-environment-variables)[manifest-entry->package]:
  Remove.
  Use 'manifest-entry-search-paths' instead of 'manifest-entry->package'
  plus 'package-native-search-paths'.
* tests/profiles.scm ("profile-manifest, search-paths"): New test.

Merge branch 'core-updates'

hydra: Update Guix job set.

* build-aux/hydra/guix.scm (tarball-package): Remove 'nix-checkout'
  parameter.  Remove 'arguments', 'native-inputs', and 'location'
  fields.  Adjust caller accordingly.
  (hydra-jobs): Remove 'nix-checkout'.

build-system/gnu: 'dist-package' preserves the package's native inputs.

* guix/build-system/gnu.scm (dist-package)[native-inputs]: Preserve P's
  native-inputs.

build-system/gnu: Adjust to removal of a "bin" output for Libtool.

* guix/build-system/gnu.scm (dist-package): Change libtool:bin input to
  just libtool.

gnu: gcj: Remove broken symlink and conflicting files.

* gnu/packages/gcc.scm (gcj)[arguments]: Add a build phase to remove a broken
  symlink and generic stump binaries.

gnu: mesa: Update to 10.5.4.

* gnu/packages/gl.scm (mesa): Update version to 10.5.4.  Add libxvmc to
  inputs.  Remove python, gettext, flex, and bison from native-inputs.  Remove
  hack that was necessary to prevent rebuilding parts of the build system.

gnu: mesa: Add libva input.

There is a circular dependency between Mesa and libVA, so we use a
libva-no-mesa package that builds libVA without GLX and EGL support, and use
that for building Mesa.

* gnu/packages/gl.scm (libva-for-mesa): New variable.
(mesa): Add as input.

gnu: linux-libre: Update to 4.0.1.

* gnu/packages/linux.scm (linux-libre): Update to 4.0.1.