* guix/gexp.scm (gexp->file): Add #:set-load-path? parameter and honor it.
* gnu/system.scm (operating-system-parameters-file): Pass
  #:set-load-path? #f.
* doc/guix.texi (G-Expressions): Adjust accordingly.

* guix/gexp.scm (load-path-expression): New procedure.
(gexp->script): Use it.

This fixes a regression introduced in
958dd3ce.

* gnu/system/linux-container.scm (container-script)[script]: Add (guix
combinators) to the list of imported modules.

* gnu/services.scm (directory-union): Use 'with-imported-modules'
instead of the '#:modules' argument of 'computed-file'.
* gnu/services/base.scm (udev-rules-union): Likewise.
* gnu/services/dbus.scm (system-service-directory): Likewise.
* gnu/services/desktop.scm (wrapped-dbus-service):
(polkit-directory): Likewise.
* gnu/services/networking.scm (tor-configuration->torrc): Likewise.
* gnu/services/xorg.scm (xorg-configuration-directory): Likewise.
* gnu/system/install.scm (self-contained-tarball): Likewise.
* gnu/system/linux-container.scm (container-script): Likewise.
* gnu/system/linux-initrd.scm (expression->initrd): Likewise, and
remove #:modules parameter.
(flat-linux-module-directory): Use 'with-imported-modules'.
(base-initrd): Likewise.
* gnu/system/locale.scm (locale-directory): Likewise.
* gnu/system/shadow.scm (default-skeletons): Likewise.
* gnu/system/vm.scm (expression->derivation-in-linux-vm): Likewise.
* gnu/tests/base.scm (run-basic-test): Likewise.
* gnu/tests/install.scm (run-install): Likewise.
* doc/guix.texi (Initial RAM Disk): Update 'expression->initrd'
documentation.

* guix/gexp.scm (<gexp>)[modules]: New field.
(gexp-modules): New procedure.
(gexp->derivation): Use it and append the result to %MODULES.
Update docstring to mark #:modules as deprecated.
(current-imported-modules, with-imported-modules): New macros.
(gexp): Pass CURRENT-IMPORTED-MODULES as second argument to 'gexp'.
(gexp->script): Use and honor 'gexp-modules'; define '%modules'.
* tests/gexp.scm ("gexp->derivation & with-imported-modules")
("gexp->derivation & nested with-imported-modules")
("gexp-modules & ungexp", "gexp-modules & ungexp-splicing"):
New tests.
("program-file"): Use 'with-imported-modules'.  Remove #:modules
argument to 'program-file'.
* doc/guix.texi (G-Expressions): Document 'with-imported-modules'.
Mark #:modules of 'gexp->derivation' as deprecated.
* emacs/guix-devel.el: Add syntax for 'with-imported-modules'.
(guix-devel-keywords): Add it.
* .dir-locals.el: Likewise.

The distinction between native inputs and "normal" inputs can already be
determined by looking at the 'native?' field of <gexp-input>.  The extra
'natives' field of <gexp> added complexity for no good reason.

* guix/gexp.scm (<gexp>)[natives]: Remove.
(write-gexp): Remove use of 'gexp-native-references'.
(gexp-inputs)[native-input?]: New procedure.
Use it.
(gexp->sexp)[reference->sexp]: Honor N? for input lists.
Remove use of 'gexp-native-references'.
(gexp)[collect-native-escapes]: Remove.
Simplify.

* gnu/packages/video.scm (obs)[arguments]: If compiling for arm or mips
devices then don't add Intel specific compiler flags.

* gnu/packages/bioinformatics.scm (ribotaper): New variable.

* gnu/packages/bioinformatics.scm (bedtools-2.18): New variable.

* gnu/packages/xdisorg.scm (xscreensaver): Update to 5.35.

* gnu/packages/xdisorg.scm (sxhkd): Update to 0.5.6.

* gnu/packages/xdisorg.scm (mtdev): Update to 1.1.5.

* gnu/packages/xdisorg.scm (libxkbcommon): Update to 0.6.1.

* gnu/packages/xdisorg.scm (arandr): Update to 0.1.9.

* gnu/packages/mpd.scm (mpd): Update to 0.19.17.

* gnu/packages/parallel.scm (parallel): Update to 20160622.

* gnu/packages/tmux.scm (tmux-themepack): New variable.

Signed-off-by: Leo Famulari <leo@famulari.name>

* gnu/packages/man.scm (help2man): Update to 1.47.4.

* gnu/packages/man.scm (man-pages): Update to 4.0.6.

* gnu/packages/man.scm (man-db): Update to 2.7.5.

* gnu/packages/video.scm (obs): Update to 0.15.1.

* gnu/packages/video.scm (libbluray): Update to 0.9.3.

* gnu/packages/patches/libmtp-devices.patch: Delete file.
* gnu/local.mk (dist_patch_DATA): Remove patch.
* gnu/packages/libusb.scm (libmtp): Update to 1.1.11.

* gnu/packages/bioinformatics.scm (diamond): Update to 0.8.12.

* gnu/packages/video.scm (gnome-mpv): New variable.

Signed-off-by: Efraim Flashner <efraim@flashner.co.il>

* gnu/packages/video.scm (mpv): Enable shared library support.

Signed-off-by: Efraim Flashner <efraim@flashner.co.il>

* gnu/packages/ccache.scm (ccache): Update to 3.2.5.
[native-inputs]: Add which.

* gnu/packages/samba.scm (ldb): Update to 1.1.26.

* gnu/packages/samba.scm (tevent): Update to 0.9.28.

* gnu/packages/samba.scm (talloc): Update to 2.1.7.

* gnu/packages/samba.scm (samba): Update to 4.3.11.

* gnu/packages/ssh.scm (dropbear): Update to 2016.73.

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

Signed-off-by: Leo Famulari <leo@famulari.name>

* gnu/packages/bioinformatics.scm (python-dendropy, python2-dendropy): New
variables.
* gnu/packages/patches/python-dendropy-exclude-failing-tests.patch: New
file.
* gnu/local.mk (dist_patch_DATA): Add it.

* gnu/packages/bioinformatics.scm (star)[supported-systems]: Restrict to
x86_64-linux and mips64el-linux.

* gnu/packages/xdisorg.scm (rxvt-unicode): Update to 9.22.

* gnu/services/web.scm (nginx-service): Fix typo.

Signed-off-by: Leo Famulari <leo@famulari.name>

* gnu/packages/admin.scm (di): New variable.

Signed-off-by: Leo Famulari <leo@famulari.name>

* gnu/packages/mail.scm (getmail): Update to 4.49.0.

* gnu/packages/libusb.scm (python-pyusb): Update to 1.0.0.