* gnu/packages/admin.scm (s-tui): New variable.

* gnu/packages/statistics.scm (python-rpy2): Update to 3.0.4-1.19868a8.
[source]: Fetch from repository.
[propagated-inputs]: Add python-cffi, python-numpy, python-pandas,
python-ipython, and python-tzlocal.
[native-inputs]: Add python-pytest.
[arguments]: Set TZ variable and use pytest to run the tests.

* HACKING (Commit Access): Change keyserver URL to 'keys.openpgp.org'.

* gnu/packages/image.scm (pngquant): New variable.

* gnu/packages/image.scm (libimagequant): New variable.

* gnu/packages/docker.scm (docker-compose): Update to 1.24.1.

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

* gnu/packages/docker.scm (python-docker-py): Update to 3.7.3.
[inputs]: Use PYTHON-REQUESTS-2.20 instead of PYTHON-REQUESTS.
Add PYTHON-DOCKER-PYCREDS, PYTHON-IPADDRESS, PYTHON-PARAMIKO, and
PYTHON-URLLIB3-1.24.

Co-authored-by: Ludovic Courtès <ludo@gnu.org>

* gnu/packages/docker.scm (python-dockerpty): Update to 0.4.1.

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

* gnu/packages/docker.scm (python-docker-pycreds): Update to 0.4.0.

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

* gnu/packages/python-xyz.scm (python-texttable): Update to 0.9.1.

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

* gnu/packages/python-web.scm (python-requests-2.20): New variable.

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

* gnu/packages/python-xyz.scm (python-idna-2.7): New variable.

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

* gnu/packages/python-web.scm (python-urllib3-1.24): New variable.

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

* gnu/packages/python-xyz.scm (python-cached-property): New variable.

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

* gnu/packages/rush.scm (rush): Update to 2.1.

* gnu/packages/bioinformatics.scm (pigx-rnaseq): Update to 0.0.10.

* doc/guix.texi (Running Guix in a VM): Bump ‘-m‘ to 1 GiB to match its
@item below, and have a chance of being usable, too.

This mirrors the steps performed by etc/guix-install.sh.

* doc/guix.texi (KEY-SERVER): Replace moribund SKS key servers with...
(OPENPGP-SIGNING-KEY-URL): ...the TLS PKI of the future.
(Binary Installation, USB Stick and DVD Installation): Update the
@example gpg command to download the key directly from Savannah.

* gnu/packages/astronomy.scm (wcslib): Update to 6.2.
[arguments]: Add #:configure-flags to find CFITSIO.

* gnu/packages/astronomy.scm (wcslib)[source]: Hard-code NAME.

* gnu/packages/guile-xyz.scm (guile-wisp): add www to url (required due to hoster-changes)

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

* gnu/packages/guile-xyz (wisp): update to version 1.0.2.

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

* gnu/packages/music.scm (cmus)[inputs]: Add faad2.

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

* guix/build/compile.scm (supported-warning-type?): New procedure.
(%warnings): Remove 'unsupported-warning', though removing it doesn't
make any difference.  Define 'optional', and use it to determine whether
to include 'shadowed-toplevel'.

* gnu/packages/emacs-xyz.scm (emacs-gitlab-ci-mode): New variable.

* gnu/packages/emacs-xyz.scm (emacs-matcha): New variable.

* gnu/packages/graphics.scm (blender): Update to 2.80-rc1.

* gnu/packages/graphics.scm (openimageio): Update to 1.8.17.
(openimageio-1.7): New variable.
(blender-2.79)[inputs]: Use openimageio-1.7.

* gnu/packages/ham-radio.scm (aptdec): New variable.

* gnu/packages/finance.scm (grisbi): New variable.

Signed-off-by: Timothy Sample <samplet@ngyro.com>

I don't know what the previous hash described, but the signature on this
one is valid.

* gnu/packages/rust.scm (rust)[source]: Update hash.

* gnu/packages/rust.scm (rust): Rename to...
(rust-1.35): ...this.
(rust): New variable.

* gnu/packages/tls.scm (certbot, python-acme): Update to 0.35.1.

* gnu/packages/xml.scm (expat)[replacement]: New field.
(expat/fixed): New variable.
* gnu/packages/patches/expat-CVE-2018-20843.patch: New file.
* gnu/local.mk (dist_patch_DATA): Add patch file.

Signed-off-by: Marius Bakke <mbakke@fastmail.com>

The expat sourceforge page announces that the project is in the process of
moving to GitHub.

* gnu/packages/xml.scm (expat)[source]: Add GitHub URI.

Signed-off-by: Marius Bakke <mbakke@fastmail.com>

* gnu/packages/mail.scm (mumi): Update to 0.0.0-4.ea0a28f.

* gnu/packages/lisp.scm (sbcl-clx): Update to 0.7.5.
[origin]: Drop "clx-remove-demo.patch" and the snippet that removes demo code.
* gnu/packages/patches/clx-remove-demo.patch: Delete file.
* gnu/local.mk (dist_patch_DATA): Adjust accordingly.

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

* gnu/packages/admin.scm (pies): Update to 1.4.
[arguments]: Modify /bin/sh reference in src/comp.c as well.

Previously, 'guix gc --delete-generations' would crash: the "" pattern
would be passed to 'matching-generations', which would return #f instead
of returning a list.

Reported by Raghav Gururajan <rvgn@disroot.org>
in <https://bugs.gnu.org/36466>.

* guix/ui.scm (matching-generations): Raise an error when passed an
invalid pattern.
* guix/scripts/gc.scm (delete-old-generations): Check if PATTERN is
true.
(%options): Leave ARG as-is for 'delete-generations'.
(guix-gc): Use 'assq' instead of 'assoc-ref' for 'delete-generations'.
* guix/scripts/package.scm (delete-matching-generations):
Replace (string-null? pattern) with (not pattern).  Remove 'else'
clause.
(%options): Leave ARG as-is for 'delete-generations'.
* guix/scripts/pull.scm (%options): Leave ARG as-is for
'list-generations'.
(process-query): Replace (string-null? pattern) with (not pattern).
* guix/scripts/system.scm (list-generations): Likewise, and remove
'else' clause.
(process-command): Use #f instead of "" when no pattern is given.