Merge branch 'master' into staging

32 files changed, 1094 insertions, 399 deletions

diff --git a/gnu/local.mk b/gnu/local.mk
index 521c7f1691..34c0003f23 100644
--- a/gnu/local.mk
+++ b/gnu/local.mk
@@ -939,6 +939,7 @@ dist_patch_DATA =						\
   %D%/packages/patches/mozjs38-shell-version.patch		\
   %D%/packages/patches/mozjs38-tracelogger.patch		\
   %D%/packages/patches/mozjs38-version-detection.patch		\
+  %D%/packages/patches/mrrescue-support-love-11.patch		\
   %D%/packages/patches/mumble-1.2.19-abs.patch			\
   %D%/packages/patches/mumps-build-parallelism.patch		\
   %D%/packages/patches/mupen64plus-ui-console-notice.patch	\
@@ -962,6 +963,7 @@ dist_patch_DATA =						\
   %D%/packages/patches/ocaml-bitstring-fix-configure.patch \
   %D%/packages/patches/ocaml-CVE-2015-8869.patch		\
   %D%/packages/patches/ocaml-Add-a-.file-directive.patch	\
+  %D%/packages/patches/ocaml-enable-ocamldoc-reproducibility.patch	\
   %D%/packages/patches/ocaml-findlib-make-install.patch	\
   %D%/packages/patches/ocaml-graph-honor-source-date-epoch.patch	\
   %D%/packages/patches/omake-fix-non-determinism.patch	\
@@ -1194,6 +1196,7 @@ dist_patch_DATA =						\
   %D%/packages/patches/wpa-supplicant-fix-nonce-reuse.patch	\
   %D%/packages/patches/wpa-supplicant-krack-followups.patch	\
   %D%/packages/patches/wxmaxima-do-not-use-old-gnuplot-parameters.patch	\
+  %D%/packages/patches/x265-fix-ppc64le-build.patch		\
   %D%/packages/patches/xboing-CVE-2004-0149.patch		\
   %D%/packages/patches/xdotool-fix-makefile.patch               \
   %D%/packages/patches/xf86-video-ark-remove-mibstore.patch	\
@@ -1209,7 +1212,6 @@ dist_patch_DATA =						\
   %D%/packages/patches/xinetd-fix-fd-leak.patch			\
   %D%/packages/patches/xinetd-CVE-2013-4342.patch		\
   %D%/packages/patches/xmodmap-asprintf.patch 			\
-  %D%/packages/patches/libyaml-CVE-2014-9130.patch 		\
   %D%/packages/patches/zathura-pdf-mupdf-link-to-jpeg-libraries.patch \
   %D%/packages/patches/zathura-plugindir-environment-variable.patch
 
diff --git a/gnu/packages/admin.scm b/gnu/packages/admin.scm
index d1bc004410..9fd5215172 100644
--- a/gnu/packages/admin.scm
+++ b/gnu/packages/admin.scm
@@ -2391,15 +2391,15 @@ tool for remote execution and deployment.")
 (define-public neofetch
   (package
     (name "neofetch")
-    (version "4.0.2")
+    (version "5.0.0")
     (source (origin
-              (method url-fetch)
-              (uri (string-append "https://github.com/dylanaraps/neofetch/"
-                                  "archive/" version ".tar.gz"))
-              (file-name (string-append name "-" version ".tar.gz"))
+              (method git-fetch)
+              (uri (git-reference
+                    (url "https://github.com/dylanaraps/neofetch")
+                    (commit version)))
               (sha256
                (base32
-                "014hlbzs6j4b669b64hnq8vc5knwiv9ncw9m9d193p9jsybxpm1w"))))
+                "0yzyi2p0d8xp576lxyv5m9h60dl1d5dmrn40aad307872835b9rr"))))
     (build-system gnu-build-system)
     (arguments
      `(#:tests? #f                      ; there are no tests
@@ -2407,27 +2407,7 @@ tool for remote execution and deployment.")
        (list (string-append "PREFIX=" %output))
        #:phases
        (modify-phases %standard-phases
-         (add-after 'unpack 'patch-target-directories
-           (lambda* (#:key outputs #:allow-other-keys)
-             (let ((out (assoc-ref outputs "out")))
-               (substitute* "Makefile"
-                 (("\\$\\(DESTDIR\\)/etc/")
-                  "$(PREFIX)/etc/"))
-               (substitute* "neofetch"
-                 (("\"/etc/neofetch")
-                  (string-append "\"" out "/etc/neofetch"))
-                 (("\"/usr/share/neofetch")
-                  (string-append "\"" out "/share/neofetch"))))
-             #t))
-         (delete 'configure)            ; no configure script
-         (replace 'install
-           (lambda* (#:key make-flags outputs #:allow-other-keys)
-             (let* ((out (assoc-ref outputs "out"))
-                    (doc (string-append out "/share/doc/" ,name "-" ,version))
-                    (etc (string-append doc "/examples/etc")))
-               (zero? (apply system* `("make" ,@make-flags
-                                       ,(string-append "SYSCONFDIR=" etc)
-                                       "install")))))))))
+         (delete 'configure))))         ; no configure script
     (home-page "https://github.com/dylanaraps/neofetch")
     (synopsis "System info script")
     (description "Neofetch is a CLI system information tool written in Bash.
@@ -2669,7 +2649,7 @@ Python loading in HPC environments.")
   (let ((real-name "inxi"))
     (package
       (name "inxi-minimal")
-      (version "3.0.11-1")
+      (version "3.0.12-1")
       (source
        (origin
          (method git-fetch)
@@ -2678,7 +2658,7 @@ Python loading in HPC environments.")
                (commit version)))
          (sha256
           (base32
-           "07wihl4gsamq98mhxvm6k4vpphym75467cxfa19b3g5ggpyq894g"))))
+           "1a2sjz90gzzvhp63x89hs0a424rkd13qrff2njqmjxp322zyp527"))))
       (build-system trivial-build-system)
       (inputs
        `(("bash" ,bash)
diff --git a/gnu/packages/bioinformatics.scm b/gnu/packages/bioinformatics.scm
index 42bc67e808..a7356743f0 100644
--- a/gnu/packages/bioinformatics.scm
+++ b/gnu/packages/bioinformatics.scm
@@ -6939,13 +6939,13 @@ Bioconductor, CRAN, and Github.")
 (define-public r-biocviews
   (package
     (name "r-biocviews")
-    (version "1.48.1")
+    (version "1.48.2")
     (source (origin
               (method url-fetch)
               (uri (bioconductor-uri "biocViews" version))
               (sha256
                (base32
-                "1q5z6xxhjyibr165di7iyachw4gd4bdrxkd8rjkcklnngsrx1azm"))))
+                "01yiafayl1m5704xdd2cn3zjc78rs10dqyz66lr3qkf6d8w66938"))))
     (properties
      `((upstream-name . "biocViews")))
     (build-system r-build-system)
@@ -7083,14 +7083,14 @@ support for default values, positional argument support, etc.")
 (define-public r-optparse
   (package
     (name "r-optparse")
-    (version "1.4.4")
+    (version "1.6.0")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "optparse" version))
        (sha256
         (base32
-         "1ff4wmsszrb3spwfp7ynfs8w11qpy1sdzfxm1wk8dqqvdwris7qb"))))
+         "1d7v5gl45x4amsfmzn5zyyffyqlc7a82h01szlnda22viyxids0h"))))
     (build-system r-build-system)
     (propagated-inputs
      `(("r-getopt" ,r-getopt)))
@@ -7587,13 +7587,13 @@ files.")
 (define-public r-delayedarray
   (package
     (name "r-delayedarray")
-    (version "0.6.0")
+    (version "0.6.1")
     (source (origin
               (method url-fetch)
               (uri (bioconductor-uri "DelayedArray" version))
               (sha256
                (base32
-                "0n3w57cwy911q812wc8658y0v3xgpmg379sj98kfqdxa80z1mxdf"))))
+                "0sjwszxdi0vkj2i2di5i46gh9chc660yr3gs5nk9qnqp77713zds"))))
     (properties
      `((upstream-name . "DelayedArray")))
     (build-system r-build-system)
@@ -10070,14 +10070,14 @@ provide added flexibility for data combination and manipulation.")
 (define-public r-complexheatmap
   (package
     (name "r-complexheatmap")
-    (version "1.18.0")
+    (version "1.18.1")
     (source
      (origin
        (method url-fetch)
        (uri (bioconductor-uri "ComplexHeatmap" version))
        (sha256
         (base32
-         "0z57mrginzd40niy51dvnyqgbrij05ji0dbwqs3x2as80sq28i3q"))))
+         "0qjwz1hzpjnc90jiinjkikfnr0shi72q3zfdjjz7pxydy0mglq8n"))))
     (properties
      `((upstream-name . "ComplexHeatmap")))
     (build-system r-build-system)
diff --git a/gnu/packages/cran.scm b/gnu/packages/cran.scm
index aa5bdc958d..57603bf57a 100644
--- a/gnu/packages/cran.scm
+++ b/gnu/packages/cran.scm
@@ -424,6 +424,41 @@ the plog header-only C++ logging library, and a method to log to R's standard
 error stream.")
     (license license:expat)))
 
+(define-public r-pls
+  (package
+    (name "r-pls")
+    (version "2.6-0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (cran-uri "pls" version))
+       (sha256
+        (base32
+         "15j59p5x0rkdrk7iqzkipsy50rsyjl31w8zxc4w3v1j5gzxhi1rx"))))
+    (build-system r-build-system)
+    (home-page "http://mevik.net/work/software/pls.html")
+    (synopsis "Partial Least Squares and Principal Component Regression")
+    (description
+     "The pls package implements multivariate regression methods: Partial Least
+Squares Regression (@dfn{PLSR}), Principal Component Regression (@dfn{PCR}), and
+Canonical Powered Partial Least Squares (@dfn{CPPLS}).  It supports:
+
+@itemize
+@item several algorithms: the traditional orthogonal scores (@dfn{NIPALS}) PLS
+algorithm, kernel PLS, wide kernel PLS, Simpls, and PCR through @code{svd}
+@item multi-response models (or @dfn{PLS2})
+@item flexible cross-validation
+@item Jackknife variance estimates of regression coefficients
+@item extensive and flexible plots: scores, loadings, predictions, coefficients,
+(R)MSEP, R², and correlation loadings
+@item formula interface, modelled after @code{lm()}, with methods for predict,
+print, summary, plot, update, etc.
+@item extraction functions for coefficients, scores, and loadings
+@item MSEP, RMSEP, and R² estimates
+@item multiplicative scatter correction (@dfn{MSC})
+@end itemize\n")
+    (license license:gpl2)))
+
 (define-public r-rcpp
   (package
     (name "r-rcpp")
@@ -819,17 +854,19 @@ quantities.")
 (define-public r-progress
   (package
     (name "r-progress")
-    (version "1.1.2")
+    (version "1.2.0")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "progress" version))
        (sha256
         (base32
-         "1fxakchfjr5vj59s9sxynd7crpz97xj42438rmkhkf3rjpyspx59"))))
+         "1rhwm0bdw30z3rvl0bn56xprjl3zrdy7150w4gl4bkvn2d6h9fav"))))
     (build-system r-build-system)
     (propagated-inputs
-     `(("r-prettyunits" ,r-prettyunits)
+     `(("r-crayon" ,r-crayon)
+       ("r-hms" ,r-hms)
+       ("r-prettyunits" ,r-prettyunits)
        ("r-r6" ,r-r6)))
     (home-page "https://github.com/gaborcsardi/progress")
     (synopsis "Terminal progress bars")
@@ -1714,14 +1751,14 @@ provides a one-row summary of model-level statistics.")
 (define-public r-recipes
   (package
     (name "r-recipes")
-    (version "0.1.2")
+    (version "0.1.3")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "recipes" version))
        (sha256
         (base32
-         "1car3a3mqn87pz049cbgkaayz86970mvkapk6al2k7jjw76306l9"))))
+         "1vqh3pxs4n1azhnd1lzg91vasya6g323kllhbrw177j7kdxqyimy"))))
     (build-system r-build-system)
     (propagated-inputs
      `(("r-broom" ,r-broom)
@@ -1733,6 +1770,7 @@ provides a one-row summary of model-level statistics.")
        ("r-lubridate" ,r-lubridate)
        ("r-magrittr" ,r-magrittr)
        ("r-matrix" ,r-matrix)
+       ("r-pls" ,r-pls)
        ("r-purrr" ,r-purrr)
        ("r-rcpproll" ,r-rcpproll)
        ("r-rlang" ,r-rlang)
@@ -1918,14 +1956,14 @@ analysis of multiply imputed data sets.")
 (define-public r-mice
   (package
     (name "r-mice")
-    (version "3.0.0")
+    (version "3.1.0")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "mice" version))
        (sha256
         (base32
-         "1p8a5ham90iaak4w17114pdnw535r2l9sxr402yrkc4gbwfbpdlq"))))
+         "0xpn215yfzib4hw09cwilnyg9zbvq460njavfvm84mvgwbm25byi"))))
     (build-system r-build-system)
     (propagated-inputs
      `(("r-broom" ,r-broom)
@@ -2570,14 +2608,14 @@ iVAT).")
 (define-public r-xfun
   (package
     (name "r-xfun")
-    (version "0.1")
+    (version "0.2")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "xfun" version))
        (sha256
         (base32
-         "1sm51gmwgw876d6d1q8smxmfgfh6zsnykfx8qp8z6jmh0fvd89pj"))))
+         "0zl22fcw90kdvzkjyf6vbmdmn9rz3bl51522fasvmykypffyng4a"))))
     (build-system r-build-system)
     (home-page "https://github.com/yihui/xfun")
     (synopsis "Miscellaneous functions")
@@ -3540,14 +3578,14 @@ extracting and replacing data in arrays.")
 (define-public r-prroc
   (package
     (name "r-prroc")
-    (version "1.3")
+    (version "1.3.1")
     (source
      (origin
        (method url-fetch)
        (uri (cran-uri "PRROC" version))
        (sha256
         (base32
-         "03hvh92lq4i4w4mla9bvwrwb4626f4hvlxgdn57hamp70960vjyc"))))
+         "1m28h8pcd78049lz2qixhkcr9h5b3jik3maqzfbvq9y58z71i4a7"))))
     (properties `((upstream-name . "PRROC")))
     (build-system r-build-system)
     (home-page "https://cran.r-project.org/web/packages/PRROC/")
diff --git a/gnu/packages/databases.scm b/gnu/packages/databases.scm
index 5aebc4ca40..c2005144b4 100644
--- a/gnu/packages/databases.scm
+++ b/gnu/packages/databases.scm
@@ -398,7 +398,7 @@ mapping from string keys to string values.")
 (define-public memcached
   (package
     (name "memcached")
-    (version "1.5.6")
+    (version "1.5.8")
     (source
      (origin
        (method url-fetch)
@@ -406,7 +406,7 @@ mapping from string keys to string values.")
              "https://memcached.org/files/memcached-" version ".tar.gz"))
        (sha256
         (base32
-         "00szy9d4szaixi260dcd4846zci04y0sd47ia2lzg0bxkn2ywxcn"))))
+         "1ppnhsqv9047vm0rrmqla56y972f8qqjdb780iz6v922jjcc723k"))))
     (build-system gnu-build-system)
     (inputs
      `(("libevent" ,libevent)
diff --git a/gnu/packages/emacs.scm b/gnu/packages/emacs.scm
index a0ae045ab7..cdd72ec553 100644
--- a/gnu/packages/emacs.scm
+++ b/gnu/packages/emacs.scm
@@ -312,12 +312,12 @@ editor (without an X toolkit)" )
        ((#:phases phases)
         `(modify-phases ,phases
            (add-after 'unpack 'autogen
-                      (lambda _
-                        (zero? (system* "sh" "autogen.sh"))))
+             (lambda _
+               (invoke "sh" "autogen.sh")))
            ;; Build sometimes fails: deps/dispnew.d: No such file or directory
            (add-before 'build 'make-deps-dir
              (lambda _
-               (zero? (system* "mkdir" "-p" "src/deps"))))))))))
+               (invoke "mkdir" "-p" "src/deps")))))))))
 
 
 ;;;
@@ -411,7 +411,7 @@ configuration files, such as .gitattributes, .gitignore, and .git/config.")
 (define-public emacs-with-editor
   (package
     (name "emacs-with-editor")
-    (version "2.7.2")
+    (version "2.7.3")
     (source (origin
               (method url-fetch)
               (uri (string-append
@@ -420,7 +420,7 @@ configuration files, such as .gitattributes, .gitignore, and .git/config.")
               (file-name (string-append name "-" version ".tar.gz"))
               (sha256
                (base32
-                "1jqi3axcs0cb1pcv1jxxc2a09v6psrm33wwl6hmyshzl8kbxs2mv"))))
+                "1ln2s0kckzkv50qmr6x1kb2j30cfjii0vs6lpghg7ff4lav8jqgh"))))
     (build-system emacs-build-system)
     (propagated-inputs
      `(("emacs-dash" ,emacs-dash)))
@@ -585,7 +585,7 @@ support for Git-SVN.")
        (modify-phases %standard-phases
          (add-before 'install 'make-info
            (lambda _
-             (zero? (system* "make" "info")))))))
+             (invoke "make" "info"))))))
     (native-inputs
      `(("texinfo" ,texinfo)))
     (propagated-inputs
@@ -602,7 +602,7 @@ process, passing on the arguments as command line arguments.")
 (define-public emacs-ghub
   (package
     (name "emacs-ghub")
-    (version "2.0.0")
+    (version "2.0.1")
     (source (origin
               (method url-fetch)
               (uri (string-append
@@ -611,14 +611,14 @@ process, passing on the arguments as command line arguments.")
               (file-name (string-append name "-" version ".tar.gz"))
               (sha256
                (base32
-                "1zrb3xk04a228g2ahx0r02d0d3xskj60q73qavvmm2i56r66cxvc"))))
+                "0d0qj5r1bm2aidi61rigrdaycxnyb7y1ivb3h8rpvvapsf8sk7z0"))))
     (build-system emacs-build-system)
     (arguments
      `(#:phases
        (modify-phases %standard-phases
          (add-before 'install 'make-info
            (lambda _
-             (zero? (system* "make" "info")))))))
+             (invoke "make" "info"))))))
     (native-inputs
      `(("texinfo" ,texinfo)))
     (home-page "https://github.com/magit/ghub")
@@ -702,8 +702,7 @@ only a handful of functions that are not resource-specific.")
                           files))
 
               (with-directory-excursion "doc"
-                (unless (zero? (system* "makeinfo" "haskell-mode.texi"))
-                  (error "makeinfo failed"))
+                (invoke "makeinfo" "haskell-mode.texi")
                 (install-file "haskell-mode.info" info))
                (copy-to-dir doc '("CONTRIBUTING.md" "NEWS" "README.md"))
                (copy-to-dir el-dir (find-files "." "\\.elc?"))
@@ -794,7 +793,7 @@ provides an optional IDE-like error list.")
          (modify-phases %standard-phases
            (add-after 'unpack 'autoconf
              (lambda _
-               (zero? (system* "autoconf"))))
+               (invoke "autoconf")))
            (add-before 'configure 'support-emacs!
              (lambda _
                ;; For some reason 'AC_PATH_EMACS' thinks that 'Emacs 26' is
@@ -825,13 +824,13 @@ provides an optional IDE-like error list.")
                  #t)))
            (replace 'install
              (lambda* (#:key outputs #:allow-other-keys)
-               (and (zero? (system* "make" "install" "install-icons"))
-                    (with-directory-excursion
-                        (string-append (assoc-ref outputs "out")
-                                       "/share/emacs/site-lisp")
-                      (for-each delete-file '("ChangeLog" "ChangeLog.1"))
-                      (symlink "w3m-load.el" "w3m-autoloads.el")
-                      #t)))))))
+               (invoke "make" "install" "install-icons")
+               (with-directory-excursion
+                   (string-append (assoc-ref outputs "out")
+                                  "/share/emacs/site-lisp")
+                 (for-each delete-file '("ChangeLog" "ChangeLog.1"))
+                 (symlink "w3m-load.el" "w3m-autoloads.el")
+                 #t))))))
       (home-page "http://emacs-w3m.namazu.org/")
       (synopsis "Simple Web browser for Emacs based on w3m")
       (description
@@ -1154,7 +1153,7 @@ than @code{electric-indent-mode}.")
          (add-before 'install 'make-info
            (lambda _
              (with-directory-excursion "docs"
-               (zero? (system* "make" "info")))))
+               (invoke "make" "info"))))
          (add-after 'install 'install-info
            (lambda* (#:key outputs #:allow-other-keys)
              (let* ((out  (assoc-ref outputs "out"))
@@ -1455,13 +1454,12 @@ Maps directly inside Emacs.")
                  (substitute* "Makefile"
                    (("\\/usr\\/bin\\/gzip")
                     (string-append (assoc-ref inputs "gzip") "/bin/gzip")))
-                 (zero?
-                  (system* "make"
-                           "clean"
-                           "info"
-                           (string-append "TEXINFODIR="
-                                          (assoc-ref inputs "texinfo")
-                                          "/bin"))))))
+                 (invoke "make"
+                         "clean"
+                         "info"
+                         (string-append "TEXINFODIR="
+                                        (assoc-ref inputs "texinfo")
+                                        "/bin")))))
            (add-after 'install 'install-info
              (lambda* (#:key outputs #:allow-other-keys)
                (let* ((out  (assoc-ref outputs "out"))
@@ -1499,7 +1497,7 @@ diagrams.")
        (modify-phases %standard-phases
          (add-after 'unpack 'autogen
            (lambda _
-             (zero? (system* "sh" "autogen.sh")))))))
+             (invoke "sh" "autogen.sh"))))))
     (native-inputs
      `(("autoconf" ,autoconf)
        ("automake" ,automake)
@@ -1564,7 +1562,7 @@ filters, new key bindings and faces.  It can be enabled by
            (lambda _ (chdir "server") #t))
          (add-after 'enter-server-dir 'autogen
            (lambda _
-             (zero? (system* "bash" "autogen.sh"))))
+             (invoke "bash" "autogen.sh")))
 
          ;; Build emacs side using 'emacs-build-system'.
          (add-after 'compress-documentation 'enter-lisp-dir
@@ -1727,7 +1725,7 @@ management tasks from Emacs.  To begin with, run @code{M-x guix-about} or
 (define-public emacs-d-mode
   (package
     (name "emacs-d-mode")
-    (version "2.0.8")
+    (version "2.0.9")
     (source (origin
               (method url-fetch)
               (uri (string-append
@@ -1736,7 +1734,7 @@ management tasks from Emacs.  To begin with, run @code{M-x guix-about} or
               (file-name (string-append name "-" version ".tar.gz"))
               (sha256
                (base32
-                "0knpgi55jm09282aqf8pv55zillpnpzf9f4sgm6gwsmvxf17xaw0"))))
+                "127aa77ix3p7w4g339bx026df9y649dahlr3v359z0hs40zjz3kd"))))
     (build-system emacs-build-system)
     (propagated-inputs
      `(("emacs-undercover" ,emacs-undercover)))
@@ -2971,8 +2969,8 @@ in @code{html-mode}.")
                  (substitute* "Makefile"
                    (("infodir=/usr/local/info")
                     (string-append "infodir=" info-dir)))
-                 (system* "make" "html/index.html")
-                 (system* "make" "slime.info")
+                 (invoke "make" "html/index.html")
+                 (invoke "make" "slime.info")
                  (install-file "slime.info" info-dir)
                  (copy-recursively "html" (string-append doc-dir "/html")))
                (for-each (lambda (f)
@@ -3652,9 +3650,9 @@ automatically.")
              (let* ((out (assoc-ref outputs "out"))
                     (info (string-append out "/share/info")))
                (with-directory-excursion "doc"
-                 (unless (zero? (system* "makeinfo" "ivy.texi"))
-                   (error "makeinfo failed"))
-                 (install-file "ivy.info" info))))))))
+                 (invoke "makeinfo" "ivy.texi")
+                 (install-file "ivy.info" info)
+                 #t)))))))
     (propagated-inputs
      `(("emacs-hydra" ,emacs-hydra)))
     (native-inputs
@@ -4106,14 +4104,15 @@ programming language.")
              (lambda* (#:key inputs #:allow-other-keys)
                (substitute* "Makeconf"
                  (("SHELL = /bin/sh")
-                  (string-append "SHELL = " (which "sh"))))))
+                  (string-append "SHELL = " (which "sh"))))
+               #t))
            ;; FIXME: the texlive-union insists on regenerating fonts.  It stores
            ;; them in HOME, so it needs to be writeable.
            (add-before 'build 'set-HOME
              (lambda _ (setenv "HOME" "/tmp") #t))
            (replace 'check
              (lambda _
-               (zero? (system* "make" "test"))))))))
+               (invoke "make" "test")))))))
     (inputs
      `(("emacs" ,emacs-minimal)
        ("r-minimal" ,r-minimal)))
@@ -4727,36 +4726,38 @@ news items, openrc and runscripts.")
     (license license:gpl2+)))
 
 (define-public emacs-evil
-  (package
-    (name "emacs-evil")
-    (version "1.2.13")
-    (source
-     (origin
-       (method url-fetch)
-       (uri (string-append "https://github.com/emacs-evil/evil/archive/"
-                           version ".tar.gz"))
-       (file-name (string-append name "-" version ".tar.gz"))
-       (sha256
-        (base32
-         "1z63zsxmsc6mh74wv6065carwqmgs7b7lz5044s12xvgsjfbwi8h"))))
-    (build-system emacs-build-system)
-    (propagated-inputs
-     `(("emacs-undo-tree" ,emacs-undo-tree)
-       ("emacs-goto-chg" ,emacs-goto-chg)))
-    (home-page "https://github.com/emacs-evil/evil")
-    (synopsis "Extensible Vi layer for Emacs")
-    (description
-     "Evil is an extensible vi layer for Emacs.  It emulates the
+  (let ((commit "230b87212c81aaa68ef5547a6b998d9c365fe139"))
+    (package
+      (name "emacs-evil")
+      (version (git-version "1.2.13" "1" commit))
+      (source
+       (origin
+         (method git-fetch)
+         (uri (git-reference
+               (url "https://github.com/emacs-evil/evil")
+               (commit commit)))
+         (file-name (string-append name "-" version "-checkout"))
+         (sha256
+          (base32
+           "0c9zy3bpck10gcrv79kd3h7i4ygd5bgbgy773n0lg7a2r5kwn1gx"))))
+      (build-system emacs-build-system)
+      (propagated-inputs
+       `(("emacs-undo-tree" ,emacs-undo-tree)
+         ("emacs-goto-chg" ,emacs-goto-chg)))
+      (home-page "https://github.com/emacs-evil/evil")
+      (synopsis "Extensible Vi layer for Emacs")
+      (description
+       "Evil is an extensible vi layer for Emacs.  It emulates the
 main features of Vim, and provides facilities for writing custom
 extensions.")
-    (license license:gpl3+)))
+      (license license:gpl3+))))
 
 (define-public emacs-evil-collection
-  (let ((commit "f40704a57fd33b4bfad64147a2b771fc8961fdfc")
+  (let ((commit "ac21b8957cfc22485cdaa316384edf9cb220d837")
         (revision "1"))
     (package
       (name "emacs-evil-collection")
-      (version (git-version "20180425" revision commit))
+      (version (git-version "20180617" revision commit))
       (source (origin
                 (method git-fetch)
                 (uri (git-reference
@@ -4765,7 +4766,7 @@ extensions.")
                 (file-name (string-append name "-" version "-checkout"))
                 (sha256
                  (base32
-                  "0qn19k0f3isnbi1hkmcf3qjxbyvp23m5ak5ny7623qgwb2nwz1l5"))))
+                  "082a3c5c2ls9ryqrl5kzb4z6bcprhqx8pypnlj1razbld3lny934"))))
       (build-system emacs-build-system)
       (propagated-inputs
        `(("emacs-evil" ,emacs-evil)))
@@ -5866,7 +5867,7 @@ source file, @file{jl-encrypt.el}.")
 (define-public emacs-htmlize
   (package
     (name "emacs-htmlize")
-    (version "1.51")
+    (version "1.53")
     (source
      (origin
        (method url-fetch)
@@ -5876,7 +5877,7 @@ source file, @file{jl-encrypt.el}.")
        (file-name (string-append name "-" version ".tar.gz"))
        (sha256
         (base32
-         "1fy1lybzrxl8a8r88f6p19nz8ygmvcxhxbnymkxh7jqaz25viwld"))))
+         "1lzaf9m1qr9dhw4nn53g6wszk2vqw95gpsbrc3y85bams4cn24ga"))))
     (build-system emacs-build-system)
     (home-page "https://github.com/hniksic/emacs-htmlize")
     (synopsis "Convert buffer text and decorations to HTML")
@@ -6149,13 +6150,13 @@ which code derived from Kelvin H's org-page.")
        (modify-phases %standard-phases
          (add-after 'unpack 'regenerate-el-files
            (lambda* (#:key inputs #:allow-other-keys)
-             (zero? (system* "make"
-                             (string-append "PROTO_PATH="
-                                            (assoc-ref inputs "xcb-proto")
-                                            "/share/xcb")
-                             (string-append "EMACS_BIN="
-                                            (assoc-ref inputs "emacs")
-                                            "/bin/emacs -Q"))))))))
+             (invoke "make"
+                     (string-append "PROTO_PATH="
+                                    (assoc-ref inputs "xcb-proto")
+                                    "/share/xcb")
+                     (string-append "EMACS_BIN="
+                                    (assoc-ref inputs "emacs")
+                                    "/bin/emacs -Q")))))))
     (native-inputs `(("xcb-proto" ,xcb-proto)))
     (home-page "https://github.com/ch11ng/xelb")
     (synopsis "X protocol Emacs Lisp binding")
@@ -8968,10 +8969,10 @@ confused by comments or @code{foo-bar} matching @code{foo}.")
        (modify-phases %standard-phases
          (add-before 'install 'check
            (lambda* (#:key inputs #:allow-other-keys)
-             (zero? (system* "emacs" "--batch" "-L" "."
-                             "-l" "test/m-buffer-test.el"
-                             "-l" "test/m-buffer-at-test.el"
-                             "-f" "ert-run-tests-batch-and-exit")))))))
+             (invoke "emacs" "--batch" "-L" "."
+                     "-l" "test/m-buffer-test.el"
+                     "-l" "test/m-buffer-at-test.el"
+                     "-f" "ert-run-tests-batch-and-exit"))))))
     (build-system emacs-build-system)
     (home-page "https://github.com/phillord/m-buffer-el")
     (synopsis "List oriented buffer operations for Emacs")
@@ -10702,27 +10703,8 @@ Org-mode file, and citations of Zotero items in Pandoc Markdown files.")
     (license license:gpl3+)))
 
 (define-public emacs-evil-ediff
-  (package
-    (name "emacs-evil-ediff")
-    (version "20170724")
-    (source
-     (origin
-       (method url-fetch)
-       (uri (string-append
-             "https://github.com/emacs-evil/evil-ediff/archive/"
-             "67b0e69f65c196eff5b39dacb7a9ec05bb919c74"
-             ".tar.gz"))
-       (sha256
-        (base32
-         "0j2x26zfc6md54mjf76qpybil4yal70lp5bifcz62l1f8fc1vvlq"))))
-    (build-system emacs-build-system)
-    (propagated-inputs `(("emacs-evil" ,emacs-evil)))
-    (home-page "https://github.com/emacs-evil/evil-ediff")
-    (synopsis "Make Ediff a little evil")
-    (description
-     "This Emacs package configures Ediff to be friendlier to users of Vi-like
-keybindings.  Consult the help buffer for more information.")
-    (license license:gpl3+)))
+  ;; Evil-Ediff is included in Evil Collection from 20180617.
+  (deprecated-package "emacs-evil-ediff" emacs-evil-collection))
 
 (define-public emacs-evil-magit
   (let ((commit "dbf5a646a7ce1c35c229dfdc423bd5ecd927a3a8"))
@@ -10754,30 +10736,8 @@ describing the key binding changes.")
       (license license:gpl3+))))
 
 (define-public emacs-evil-mu4e
-  (package
-    (name "emacs-evil-mu4e")
-    (version "0.0.8")
-    (source
-     (origin
-       (method url-fetch)
-       (uri (string-append
-             "https://github.com/JorisE/evil-mu4e/archive/"
-             "c03a0e11afda3092eb1461be09fa6a61ebc0e4f6"
-             ".tar.gz"))
-       (sha256
-        (base32
-         "1k3z5h04bqslrkq13paqf8pv9r0rf0zjl0zbb57ly043ds3nvxr2"))))
-    (build-system emacs-build-system)
-    (propagated-inputs
-     `(("emacs-dash" ,emacs-dash)
-       ("emacs-evil" ,emacs-evil)
-       ("mu" ,mu)))
-    (home-page "https://github.com/JorisE/evil-mu4e")
-    (synopsis "Evil-based key bindings for mu4e")
-    (description
-     "Use keybindings for the mu4e mail reader in Emacs that make sense for
-Evil users.")
-    (license license:gpl3+)))
+  ;; Evil-mu4e is included in Evil Collection from 20180617.
+  (deprecated-package "emacs-evil-mu4e" emacs-evil-collection))
 
 (define-public emacs-evil-multiedit
   (let ((commit "ea3d9177b74ab0bc65e55df9cc0a0b42e4ef815d"))
@@ -11292,3 +11252,34 @@ file.")
        "@code{wgrep-helm} allows you to edit a @code{helm-grep-mode} buffer and
 apply those changes to the file buffer.")
       (license license:gpl3+))))
+
+(define-public emacs-mu4e-conversation
+  (let ((commit "b60d6bd27d7220c3dd041ff2a090e29f2166a319"))
+    (package
+      (name "emacs-mu4e-conversation")
+      (version (git-version "20180615" "1" commit))
+      (source
+       (origin
+         (method url-fetch)
+         (uri (string-append
+               "https://gitlab.com/Ambrevar/mu4e-conversation/"
+               "repository/archive.tar.gz?ref="
+               commit))
+         (file-name (string-append name "-" version "-checkout"))
+         (sha256
+          (base32
+           "0x8kmi0rmbaaxn5zicm1f9yb8ynxi8074hi2n0rvymlfpxbpn0ma"))))
+      (build-system emacs-build-system)
+      (propagated-inputs
+       `(("mu" ,mu)))
+      (home-page
+       "https://gitlab.com/Ambrevar/mu4e-conversation")
+      (synopsis
+       "Show a complete thread in a single buffer")
+      (description
+       "This package offers an alternate view to mu4e e-mail display.  It
+shows all e-mails of a thread in a single view, where each correspondant has
+their own face.  Threads can be displayed linearly (in which case e-mails are
+displayed in chronological order) or as an Org document where the node tree
+maps the thread tree.")
+      (license license:gpl3+))))
diff --git a/gnu/packages/game-development.scm b/gnu/packages/game-development.scm
index 3d6a038d9d..b428fa77f2 100644
--- a/gnu/packages/game-development.scm
+++ b/gnu/packages/game-development.scm
@@ -6,7 +6,7 @@
 ;;; Copyright © 2015, 2016, 2017 David Thompson <davet@gnu.org>
 ;;; Copyright © 2016, 2017, 2018 Efraim Flashner <efraim@flashner.co.il>
 ;;; Copyright © 2016, 2017 Kei Kebreau <kkebreau@posteo.net>
-;;; Copyright © 2016 Ricardo Wurmus <rekado@elephly.net>
+;;; Copyright © 2016, 2018 Ricardo Wurmus <rekado@elephly.net>
 ;;; Copyright © 2016, 2017 Julian Graham <joolean@gmail.com>
 ;;; Copyright © 2017, 2018 Tobias Geerinckx-Rice <me@tobias.gr>
 ;;; Copyright © 2017 Manolis Fragkiskos Ragkousis <manolis837@gmail.com>
@@ -74,6 +74,7 @@
   #:use-module (gnu packages python)
   #:use-module (gnu packages qt)
   #:use-module (gnu packages sdl)
+  #:use-module (gnu packages texinfo)
   #:use-module (gnu packages tls)
   #:use-module (gnu packages video)
   #:use-module (gnu packages xdisorg)
@@ -1233,3 +1234,40 @@ related games such as Heretic and Hexen.  It comes with a 3d preview mode and
 a 2D editor view.")
     (home-page "http://eureka-editor.sourceforge.net/")
     (license license:gpl2+)))
+
+(define-public guile-chickadee
+  (package
+    (name "guile-chickadee")
+    (version "0.2.0")
+    (source (origin
+              (method url-fetch)
+              (uri (string-append "https://files.dthompson.us/chickadee/"
+                                  "chickadee-" version ".tar.gz"))
+              (sha256
+               (base32
+                "10qx0ha5gsayybd186r1my7vc7rf5fbzp9jvmc4xg9a8wz8rqhah"))))
+    (build-system gnu-build-system)
+    (arguments
+     '(#:make-flags '("GUILE_AUTO_COMPILE=0")))
+    (propagated-inputs
+     `(("guile-opengl" ,guile-opengl)
+       ("guile-sdl2" ,guile-sdl2)))
+    (inputs
+     `(("guile" ,guile-2.2)))
+    (native-inputs
+     `(("pkg-config" ,pkg-config)
+       ("texinfo" ,texinfo)))
+    (home-page "https://dthompson.us/projects/chickadee.html")
+    (synopsis "Game development toolkit for Guile Scheme with SDL2 and OpenGL")
+    (description "Chickadee is a game development toolkit for Guile Scheme
+built on top of SDL2 and OpenGL.  Chickadee aims to provide all the features
+that parenthetically inclined game developers need to make 2D (and eventually
+3D) games in Scheme, such as:
+
+@enumerate
+@item extensible, fixed-timestep game loop
+@item OpenGL-based rendering engine
+@item keyboard, mouse, controller input
+@item REPL-driven development model
+@end enumerate\n")
+    (license license:gpl3+)))
diff --git a/gnu/packages/games.scm b/gnu/packages/games.scm
index 06ac1b80bb..65def5ae61 100644
--- a/gnu/packages/games.scm
+++ b/gnu/packages/games.scm
@@ -461,7 +461,7 @@ automata.  The following features are available:
 (define-public meandmyshadow
   (package
     (name "meandmyshadow")
-    (version "0.4")
+    (version "0.4.1")
     (source (origin
               (method url-fetch)
               (uri (string-append "mirror://sourceforge/meandmyshadow/"
@@ -469,7 +469,7 @@ automata.  The following features are available:
                                   "-src.tar.gz"))
               (sha256
                (base32
-                "1dpb7s32b2psj5w3nr5kqibib8nndi86mw8gxp4hmxwrfiisf86d"))))
+                "0wl5dc75qy001s6043cx0vr2l5y2qfv1cldqnwill9sfygqj9p95"))))
     (build-system cmake-build-system)
     (arguments
      '(#:tests? #f ; there are no tests
@@ -485,7 +485,7 @@ automata.  The following features are available:
              ;; link with libX11, even though we're using the GL backend.
              (substitute* "CMakeLists.txt"
                (("\\$\\{X11_LIBRARIES\\}") "-lX11"))
-             )))))
+             #t)))))
     (native-inputs
      `(("pkg-config" ,pkg-config)))
     (inputs
@@ -1616,23 +1616,20 @@ reference interpreter, using the Glk API.")
 (define-public fizmo
   (package
     (name "fizmo")
-    (version "0.8.4")
+    (version "0.8.5")
     (source (origin
               (method url-fetch)
-              (uri (string-append "https://christoph-ender.de/fizmo/source/"
+              (uri (string-append "https://fizmo.spellbreaker.org/source/"
                                   name "-" version ".tar.gz"))
               (sha256
                (base32
-                "1sd988db2302r7cbfcfghbmg8ck43c6hvnlnlpb0rqxb7pm9cwyy"))))
+                "1amyc4n41jf08kxmdgkk30bzzx54miaxa97w28f417qwn8lrl98w"))))
     (build-system gnu-build-system)
     (arguments
      '(#:configure-flags
        (let ((libjpeg (assoc-ref %build-inputs "libjpeg"))
              (ncurses (assoc-ref %build-inputs "ncurses")))
-         (list (string-append "jpeg_CFLAGS=-I" libjpeg "/include")
-               (string-append "jpeg_LIBS=-ljpeg")
-               (string-append "ncursesw_CFLAGS=-I" ncurses "/include")
-               (string-append "ncursesw_LIBS=-lncursesw")))))
+         (list (string-append "--with-jpeg-includedir=" libjpeg "/include")))))
     (native-inputs
      `(("pkg-config" ,pkg-config)))
     (inputs
@@ -1643,7 +1640,7 @@ reference interpreter, using the Glk API.")
        ("libxml2" ,libxml2)
        ("ncurses" ,ncurses)
        ("sdl2" ,sdl2)))
-    (home-page "https://christoph-ender.de/fizmo/")
+    (home-page "https://fizmo.spellbreaker.org/")
     (synopsis "Z-machine interpreter")
     (description
      "Fizmo is a console-based Z-machine interpreter.  It is used to play
@@ -1679,7 +1676,7 @@ Protocol).")
 (define-public extremetuxracer
   (package
     (name "extremetuxracer")
-    (version "0.7.4")
+    (version "0.7.5")
     (source (origin
               (method url-fetch)
               (uri (string-append
@@ -1687,15 +1684,15 @@ Protocol).")
                     version "/etr-" version ".tar.xz"))
               (sha256
                (base32
-                "0d2j4ybdjmimg67v2fndgahgq4fvgz3fpfb3a4l1ar75n6hy776s"))))
+                "1ly63316c07i0gyqqmyzsyvygsvygn0fpk3bnbg25fi6li99rlsg"))))
     (build-system gnu-build-system)
     (native-inputs
      `(("pkg-config" ,pkg-config)))
     (inputs
      `(("glu" ,glu)
        ("sfml" ,sfml)))
-    (synopsis "High speed arctic racing game based on Tux Racer")
-    ;; Snarfed straight from Debian
+    (synopsis "High-speed arctic racing game based on Tux Racer")
+    ;; Snarfed straight from Debian.
     (description "Extreme Tux Racer, or etracer as it is called for short, is
 a simple OpenGL racing game featuring Tux, the Linux mascot.  The goal of the
 game is to slide down a snow- and ice-covered mountain as quickly as possible,
@@ -2411,19 +2408,21 @@ are only two levels to play with, but they are very addictive.")
 (define-public pioneers
   (package
     (name "pioneers")
-    (version "15.4")
+    (version "15.5")
     (source (origin
               (method url-fetch)
               (uri (string-append "http://downloads.sourceforge.net/pio/"
                                   "pioneers-" version ".tar.gz"))
               (sha256
                (base32
-                "1p1d18hrfmqcnghip3shkzcs5qkz6j99jvkdkqfi7pqdvjc323cs"))))
+                "037gdiiw690jw3wd1s9lxmkqx0caxyk0b4drpm7i9p28gig43q9y"))))
     (build-system gnu-build-system)
-    (inputs `(("gtk+" ,gtk+)
-              ("librsvg" ,librsvg)
-              ("avahi" ,avahi)))
+    (inputs `(("avahi" ,avahi)
+              ("gtk+" ,gtk+)
+              ("librsvg" ,librsvg)))
     (native-inputs `(("intltool" ,intltool)
+                     ("itstool" ,itstool)
+                     ("libxml2" ,libxml2)
                      ("pkg-config" ,pkg-config)))
     (synopsis "Board game inspired by The Settlers of Catan")
     (description "Pioneers is an emulation of the board game The Settlers of
@@ -3252,6 +3251,74 @@ application that locks the keyboard and mouse and instead displays bright
 colors, pictures, and sounds.")
     (license license:gpl3+)))
 
+(define-public mrrescue
+  (package
+    (name "mrrescue")
+    (version "1.02e")
+    (source (origin
+              (method url-fetch)
+              (uri (string-append
+                    "https://github.com/SimonLarsen/mrrescue/releases/"
+                    "download/" version "/" name version ".love"))
+              (file-name (string-append name "-" version ".love"))
+              (sha256
+               (base32
+                "0jwzbwkgp1l5ia6c7s760gmdirbsncp6nfqp7vqdqsfb63la9gl2"))))
+    (build-system trivial-build-system)
+    (arguments
+     `(#:modules ((guix build utils))
+       #:builder
+       (begin
+         (use-modules (guix build utils))
+         (let* ((out    (assoc-ref %outputs "out"))
+                (script (string-append out "/bin/" ,name))
+                (data   (string-append out "/share/" ,name))
+                (source (assoc-ref %build-inputs "source"))
+                (unzip  (string-append (assoc-ref %build-inputs "unzip")
+                                       "/bin/unzip"))
+                (patch  (string-append (assoc-ref %build-inputs "patch")
+                                       "/bin/patch"))
+                (bash   (string-append (assoc-ref %build-inputs "bash")
+                                       "/bin/bash"))
+                (love   (string-append (assoc-ref %build-inputs "love")
+                                       "/bin/love")))
+
+           (mkdir-p (dirname script))
+           (with-output-to-file script
+             (lambda ()
+               (format #t "#!~a~%" bash)
+               (format #t "exec -a ~a \"~a\" \"~a\"~%" ,name love data)))
+           (chmod script #o755)
+
+           ;; The better way to package this game would be to install *only* the
+           ;; script above, pointing to the unextracted .love file in the store.
+           ;; However, mrrescue 1.02e needs to be patched to work with Love 11.
+           ;; Instead of extracting the .love file, patching it, and re-zipping
+           ;; it to the store, simply point the script to the extracted patched
+           ;; data directory directly.
+           (mkdir-p data)
+           (with-directory-excursion data
+             (invoke unzip source)
+             (invoke patch "-p1" "-i"
+                     (assoc-ref %build-inputs "love-11.patch")))
+           #t))))
+    (native-inputs
+     `(("unzip" ,unzip)
+       ("patch" ,patch)
+       ("love-11.patch" ,(search-patch "mrrescue-support-love-11.patch"))))
+    (inputs
+     `(("bash" ,bash)
+       ("love" ,love)))
+    (home-page "http://tangramgames.dk/games/mrrescue")
+    (synopsis "Arcade-style fire fighting game")
+    (description
+     "Mr. Rescue is an arcade styled 2d action game centered around evacuating
+civilians from burning buildings.  The game features fast-paced fire
+extinguishing action, intense boss battles, a catchy soundtrack, and lots of
+throwing people around in pseudo-randomly generated buildings.")
+    (license (list license:zlib             ; for source code
+                   license:cc-by-sa3.0))))  ; for graphics and music assets
+
 (define-public hyperrogue
   (package
     (name "hyperrogue")
@@ -4475,7 +4542,7 @@ Tales of Maj’Eyal offers engaging roguelike gameplay for the 21st century.")
 (define-public quakespasm
   (package
     (name "quakespasm")
-    (version "0.93.0")
+    (version "0.93.1")
     (source
      (origin
        (method url-fetch)
@@ -4483,7 +4550,7 @@ Tales of Maj’Eyal offers engaging roguelike gameplay for the 21st century.")
                            version ".tgz"))
        (sha256
         (base32
-         "0b2nz7w4za32pc34r62ql270z692qcjs2pm0i3svkxkvfammhdfq"))))
+         "1bimv18f6rzhyjz78yvw2vqr5n0kdqbcqmq7cb3m951xgsxfcgpd"))))
     (arguments
      `(#:tests? #f
        #:make-flags '("CC=gcc"
diff --git a/gnu/packages/gnome.scm b/gnu/packages/gnome.scm
index 1d53af7515..a21adf4f56 100644
--- a/gnu/packages/gnome.scm
+++ b/gnu/packages/gnome.scm
@@ -6486,6 +6486,12 @@ like GNOME, Unity, Budgie, Pantheon, XFCE, Mate, etc.")
              (substitute* '("Makefile.am")
                (("\\$\\(DESTDIR\\)/usr/share")
                 "$(datadir)"))
+             #t))
+         (add-after 'unpack 'disable-configure-during-bootstrap
+           (lambda _
+             ;; Do not run configure as part of autogen.sh because references
+             ;; to /bin are not fixed yet.
+             (setenv "NOCONFIGURE" "y")
              #t)))))
     (native-inputs
      `(("autoconf" ,autoconf)
@@ -6535,6 +6541,14 @@ simple and consistent.")
                (base32
                 "1ya1cqvv8q847c0rpcg6apzky87q3h04y8jz5nmi52qk6kg8si0b"))))
     (build-system gnu-build-system)
+    (arguments
+     `(#:phases
+       (modify-phases %standard-phases
+         (add-after 'unpack 'disable-configure-during-bootstrap
+           (lambda _
+             (substitute* "autogen.sh"
+               (("^\"\\$srcdir/configure\".*") ""))
+             #t)))))
     (native-inputs
      `(("autoconf" ,autoconf)
        ("automake" ,automake)))
@@ -7273,7 +7287,7 @@ mp3, Ogg Vorbis and FLAC")
                            ("libxtst" ,libxtst)
                            ("dconf" ,dconf)
                            ("libice" ,libice)))
-      (inputs `(("libsm", libsm)
+      (inputs `(("libsm" ,libsm)
                 ("python-cheetah" ,python2-cheetah)))
       (native-inputs `(("glib" ,glib "bin")
                        ("pkg-config" ,pkg-config)
diff --git a/gnu/packages/golang.scm b/gnu/packages/golang.scm
index a83cdcde83..ea6ca2286c 100644
--- a/gnu/packages/golang.scm
+++ b/gnu/packages/golang.scm
@@ -1702,3 +1702,92 @@ with the
 @uref{https://www.gnu.org/software/libc/manual/html_node/Argument-Syntax.html,
 GNU extensions} to the POSIX recommendations for command-line options.")
       (license license:bsd-3))))
+
+(define-public go-github-com-sirupsen-logrus
+  (package
+    (name "go-github-com-sirupsen-logrus")
+    (version "1.0.5")
+    (source
+     (origin
+       (method git-fetch)
+       (uri (git-reference
+             (url "https://github.com/sirupsen/logrus.git")
+             (commit (string-append "v" version))))
+       (sha256
+        (base32
+         "0g5z7al7kky11ai2dhac6gkp3b5pxsvx72yj3xg4wg3265gbn7yz"))))
+    (build-system go-build-system)
+    (native-inputs
+     `(("go-golang-org-x-crypto-ssh-terminal"
+        ,go-golang-org-x-crypto-ssh-terminal)
+       ("go-github-com-stretchr-testify"
+        ,go-github-com-stretchr-testify)
+       ("go-golang-org-x-sys-unix"
+        ,go-golang-org-x-sys-unix)))
+    (arguments
+     '(#:tests? #f                    ;FIXME missing dependencies
+       #:import-path "github.com/sirupsen/logrus"))
+    (home-page "https://github.com/sirupsen/logrus")
+    (synopsis "Structured, pluggable logging for Go")
+    (description "Logrus is a structured logger for Go, completely API
+compatible with the standard library logger.")
+    (license license:expat)))
+
+(define-public go-github-com-kardianos-osext
+  (let ((commit "ae77be60afb1dcacde03767a8c37337fad28ac14")
+        (revision "1"))
+    (package
+      (name "go-github-com-kardianos-osext")
+      (version (git-version "0.0.0" revision commit))
+      (source (origin
+                (method git-fetch)
+                (uri (git-reference
+                      (url "https://github.com/kardianos/osext")
+                      (commit commit)))
+                (file-name (git-file-name name version))
+                (sha256
+                 (base32
+                  "056dkgxrqjj5r18bnc3knlpgdz5p3yvp12y4y978hnsfhwaqvbjz"))))
+      (build-system go-build-system)
+      (arguments
+       `(#:import-path "github.com/kardianos/osext"
+         ;; The tests are flaky:
+         ;; <https://github.com/kardianos/osext/issues/21>
+         #:tests? #f))
+      (synopsis "Find the running executable")
+      (description "Osext provides a method for finding the current executable
+file that is running.  This can be used for upgrading the current executable or
+finding resources located relative to the executable file.")
+      (home-page "https://github.com/kardianos/osext")
+      (license license:bsd-3))))
+
+(define-public go-github-com-ayufan-golang-kardianos-service
+  (let ((commit "0c8eb6d8fff2e2fb884a7bfd23e183fb63c0eff3")
+        (revision "0"))
+    (package
+      (name "go-github-com-ayufan-golang-kardianos-service")
+      (version (git-version "0.0.0" revision commit))
+      (source
+       (origin
+         (method git-fetch)
+         (uri (git-reference
+               (url
+                "https://github.com/ayufan/golang-kardianos-service.git")
+               (commit commit)))
+         (file-name (git-file-name name version))
+         (sha256
+          (base32
+           "0x0cn7l5gda2khsfypix7adxd5yqighzn04mxjw6hc4ayrh7his5"))))
+      (build-system go-build-system)
+      (native-inputs
+       `(("go-github-com-kardianos-osext"
+          ,go-github-com-kardianos-osext)))
+      (arguments
+       '(#:tests? #f                ;FIXME tests fail: Service is not running.
+         #:import-path "github.com/ayufan/golang-kardianos-service"))
+      (home-page "https://github.com/ayufan/golang-kardianos-service")
+      (synopsis "Go interface to a variety of service supervisors")
+      (description "This package provides @code{service}, a Go module that can
+run programs as a service using a variety of supervisors, including systemd,
+SysVinit, and more.")
+      (license license:zlib))))
diff --git a/gnu/packages/java.scm b/gnu/packages/java.scm
index 5216b84abd..8caad1b51a 100644
--- a/gnu/packages/java.scm
+++ b/gnu/packages/java.scm
@@ -3625,7 +3625,7 @@ complex transformations and code analysis tools.")
      `(("java-aqute-bndlib" ,java-aqute-bndlib-bootstrap)
        ("java-aqute-libg" ,java-aqute-libg-bootstrap)
        ,@(delete `("java-aqute-bndlib" ,java-aqute-bndlib)
-                 (delete `("java-aqute-libg", java-aqute-libg)
+                 (delete `("java-aqute-libg" ,java-aqute-libg)
                          (package-inputs java-asm)))))))
 
 (define-public java-cglib
diff --git a/gnu/packages/maven.scm b/gnu/packages/maven.scm
index 070bd7131c..0feb01f040 100644
--- a/gnu/packages/maven.scm
+++ b/gnu/packages/maven.scm
@@ -1405,7 +1405,7 @@ logging support.")))
        ;; tests
        ("java-plexus-cipher" ,java-plexus-cipher)
        ("java-plexus-sec-dispatcher" ,java-plexus-sec-dispatcher)
-       ("java-jsr250", java-jsr250)
+       ("java-jsr250" ,java-jsr250)
        ("java-cdi-api" ,java-cdi-api)
        ("java-junit" ,java-junit)
        ("maven-resolver-impl" ,maven-resolver-impl)
@@ -1463,7 +1463,7 @@ layer for plugins that need to keep Maven2 compatibility.")))
        ("maven-settings" ,maven-settings)
        ("maven-settings-builder" ,maven-settings-builder)
        ("maven-plugin-api" ,maven-plugin-api)
-       ("maven-repository-metadata", maven-repository-metadata)
+       ("maven-repository-metadata" ,maven-repository-metadata)
        ("maven-shared-utils" ,maven-shared-utils)
        ("maven-resolver-api" ,maven-resolver-api)
        ("maven-resolver-spi" ,maven-resolver-spi)
diff --git a/gnu/packages/monitoring.scm b/gnu/packages/monitoring.scm
index bbfa4957fc..db6c22a69c 100644
--- a/gnu/packages/monitoring.scm
+++ b/gnu/packages/monitoring.scm
@@ -22,10 +22,12 @@
 (define-module (gnu packages monitoring)
   #:use-module (guix packages)
   #:use-module (guix download)
+  #:use-module (guix git-download)
   #:use-module ((guix licenses) #:prefix license:)
   #:use-module (guix build-system perl)
   #:use-module (guix build-system python)
   #:use-module (guix build-system gnu)
+  #:use-module (guix build-system go)
   #:use-module (gnu packages admin)
   #:use-module (gnu packages base)
   #:use-module (gnu packages check)
@@ -295,3 +297,27 @@ WSGI and the node exporter textfile collector.")
 
 (define-public python2-prometheus-client
   (package-with-python2 python-prometheus-client))
+
+(define-public go-github-com-prometheus-node-exporter
+  (let ((commit "55c32fcf02492fe4946f7ab563547cc5df7fc61e")
+        (revision "0"))
+    (package
+      (name "go-github-com-prometheus-node-exporter")
+      (version (git-version "0.0.0" revision commit))
+      (source (origin
+                (method git-fetch)
+                (uri (git-reference
+                      (url "https://github.com/prometheus/node_exporter.git")
+                      (commit commit)))
+                (file-name (git-file-name name version))
+                (sha256
+                 (base32
+                  "041b87a0sid23c29swqmi5hw6cxbxvkfj3415jg73cm2pi8wh5s6"))))
+      (build-system go-build-system)
+      (arguments
+       '(#:import-path "github.com/prometheus/node_exporter"))
+      (synopsis "Prometheus exporter for hardware and OS metrics")
+      (description "Prometheus exporter for metrics exposed by *NIX kernels,
+written in Go with pluggable metric collectors.")
+      (home-page "https://github.com/prometheus/node_exporter")
+      (license license:asl2.0))))
diff --git a/gnu/packages/networking.scm b/gnu/packages/networking.scm
index 5cdfec3431..b72a4734d7 100644
--- a/gnu/packages/networking.scm
+++ b/gnu/packages/networking.scm
@@ -1776,7 +1776,7 @@ file for more details.")
      `(("zlib" ,zlib)
        ("crypto++" ,crypto++)
        ("libpng" ,libpng)
-       ("wxwidgets-gtk2", wxwidgets-gtk2)))
+       ("wxwidgets-gtk2" ,wxwidgets-gtk2)))
     (home-page "http://amule.org/")
     (synopsis "Peer-to-peer client for the eD2K and Kademlia networks")
     (description
diff --git a/gnu/packages/ocaml.scm b/gnu/packages/ocaml.scm
index 864038fe99..f21c2b2610 100644
--- a/gnu/packages/ocaml.scm
+++ b/gnu/packages/ocaml.scm
@@ -135,7 +135,8 @@
               (patches
                (search-patches
                 "ocaml-CVE-2015-8869.patch"
-                "ocaml-Add-a-.file-directive.patch"))))
+                "ocaml-Add-a-.file-directive.patch"
+                "ocaml-enable-ocamldoc-reproducibility.patch"))))
     (build-system gnu-build-system)
     (native-search-paths
      (list (search-path-specification
diff --git a/gnu/packages/patches/libyaml-CVE-2014-9130.patch b/gnu/packages/patches/libyaml-CVE-2014-9130.patch
deleted file mode 100644
index 800358c0d6..0000000000
--- a/gnu/packages/patches/libyaml-CVE-2014-9130.patch
+++ /dev/null
@@ -1,30 +0,0 @@
-Fixes CVE-2014-9130
-https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-9130
-
-Upstream source:
-https://bitbucket.org/xi/libyaml/commits/2b9156756423e967cfd09a61d125d883fca6f4f2
-
-# HG changeset patch
-# User Kirill Simonov <xi@resolvent.net>
-# Date 1417197312 21600
-# Node ID 2b9156756423e967cfd09a61d125d883fca6f4f2
-# Parent  053f53a381ff6adbbc93a31ab7fdee06a16c8a33
-Removed invalid simple key assertion (thank to Jonathan Gray).
-
-diff --git a/src/scanner.c b/src/scanner.c
---- a/src/scanner.c
-+++ b/src/scanner.c
-@@ -1106,13 +1106,6 @@
-             && parser->indent == (ptrdiff_t)parser->mark.column);
- 
-     /*
--     * A simple key is required only when it is the first token in the current
--     * line.  Therefore it is always allowed.  But we add a check anyway.
--     */
--
--    assert(parser->simple_key_allowed || !required);    /* Impossible. */
--
--    /*
-      * If the current position may start a simple key, save it.
-      */
- 
diff --git a/gnu/packages/patches/mrrescue-support-love-11.patch b/gnu/packages/patches/mrrescue-support-love-11.patch
new file mode 100644
index 0000000000..2786a6b01b
--- /dev/null
+++ b/gnu/packages/patches/mrrescue-support-love-11.patch
@@ -0,0 +1,213 @@
+From: Tobias Geerinckx-Rice <me@tobias.gr>
+Date: Tue, 19 Jun 2018 04:37:46 +0200
+Subject: gnu: mrrescue: Support Love 11.
+
+The patch below was copied verbatim from an as-yet-unmerged PR[0] to
+make Mr. Rescue run on a newer version of the Löve engine.
+
+[0]: https://github.com/SimonLarsen/mrrescue/pull/17
+---
+From ab23031e0c2faecb77fde1be8a41d6f8ea4e6eda Mon Sep 17 00:00:00 2001
+From: Mystro256 <alexjnewt@hotmail.com>
+Date: Sun, 10 Jun 2018 21:19:23 -0400
+Subject: [PATCH] Love 11 support
+
+---
+ conf.lua            | 2 +-
+ config.lua          | 6 +++---
+ highscore_entry.lua | 4 ++--
+ highscore_list.lua  | 4 ++--
+ ingame.lua          | 6 +++---
+ ingame_menu.lua     | 4 ++--
+ joystick.lua        | 4 ++--
+ main.lua            | 2 +-
+ resources.lua       | 4 ++--
+ util.lua            | 4 ++--
+ 10 files changed, 20 insertions(+), 20 deletions(-)
+
+diff --git a/conf.lua b/conf.lua
+index 8776da4..f00b216 100644
+--- a/conf.lua
++++ b/conf.lua
+@@ -1,6 +1,6 @@
+ function love.conf(t)
+     t.identity = "mrrescue"
+-    t.version = "0.10.0"
++    t.version = "11.0"
+     t.console = false
+     t.accelerometerjoystick = true
+     t.gammacorrect = false
+diff --git a/config.lua b/config.lua
+index 63eeb04..71c2b66 100644
+--- a/config.lua
++++ b/config.lua
+@@ -38,7 +38,7 @@ function loadConfig()
+ 			config[i] = v
+ 		end
+ 	end
+-	if love.filesystem.exists("settings") then
++	if love.filesystem.getInfo("settings")~= nil then
+ 		local data = love.filesystem.read("settings")
+ 		local file = TSerial.unpack(data)
+ 		for i,v in pairs(file) do
+@@ -52,7 +52,7 @@ function loadConfig()
+ end
+ 
+ function loadHighscores()
+-	if love.filesystem.exists("highscores") then
++	if love.filesystem.getInfo("highscores")~= nil then
+ 		local data = love.filesystem.read("highscores")
+ 		local file = TSerial.unpack(data)
+ 		for i=1,3 do
+@@ -64,7 +64,7 @@ function loadHighscores()
+ end
+ 
+ function loadStats()
+-	if love.filesystem.exists("stats") then
++	if love.filesystem.getInfo("stats")~= nil then
+ 		local data = love.filesystem.read("stats")
+ 		stats = TSerial.unpack(data)
+ 	end
+diff --git a/highscore_entry.lua b/highscore_entry.lua
+index 2f763af..3b3bb73 100644
+--- a/highscore_entry.lua
++++ b/highscore_entry.lua
+@@ -45,9 +45,9 @@ function highscore_entry.draw()
+ 		for ix = 1,10 do
+ 			if highscore_entry.selection == char then
+ 				lg.rectangle("fill", 33+ix*16, 66+iy*16, 14, 14)
+-				lg.setColor(0,0,0,255)
++				lg.setColor(0,0,0,1)
+ 				lg.print(KEYBOARD:sub(char,char), 37+ix*16, 70+iy*16)
+-				lg.setColor(255,255,255,255)
++				lg.setColor(1,1,1,1)
+ 			else
+ 				lg.print(KEYBOARD:sub(char,char), 37+ix*16, 70+iy*16)
+ 			end
+diff --git a/highscore_list.lua b/highscore_list.lua
+index 6a17973..b66d0e2 100644
+--- a/highscore_list.lua
++++ b/highscore_list.lua
+@@ -31,10 +31,10 @@ function highscore_list.draw()
+ 		if scores[i] then
+ 			if highscore_list.level == highscore_list.hllevel
+ 			and highscore_list.hlpos == i then
+-				lg.setColor(25,118,115,255)
++				lg.setColor(25/255,118/255,115/255,1)
+ 				lg.print(scores[i].name,   48, 14+i*16)
+ 				lg.print(scores[i].score, 105, 14+i*16)
+-				lg.setColor(255,255,255,255)
++				lg.setColor(1,1,1,1)
+ 			else
+ 				lg.print(scores[i].name,   48, 14+i*16)
+ 				lg.print(scores[i].score, 105, 14+i*16)
+diff --git a/ingame.lua b/ingame.lua
+index 52004f1..f5c6f7c 100644
+--- a/ingame.lua
++++ b/ingame.lua
+@@ -189,16 +189,16 @@ function ingame.draw()
+ 		lg.pop()
+ 
+ 		if map.type == MT_NORMAL then
+-			lg.setBlendMode("multiply")
++			lg.setBlendMode("multiply", "premultiplied")
+ 			lg.draw(canvas, 0,0)
+ 			lg.setBlendMode("alpha")
+ 		end
+ 
+ 		-- Draw red screen if hit
+ 		if player.heat > 0 then
+-			lg.setColor(255,255,255,cap(player.heat*255, 16, 255))
++			lg.setColor(1,1,1,cap(player.heat*255, 16, 255)/255)
+ 			lg.draw(img.red_screen, quad.red_screen, 0,0)
+-			lg.setColor(255,255,255,255)
++			lg.setColor(1,1,1,1)
+ 		end
+ 
+ 		-- Draw hud
+diff --git a/ingame_menu.lua b/ingame_menu.lua
+index 9fcf768..82a8459 100644
+--- a/ingame_menu.lua
++++ b/ingame_menu.lua
+@@ -18,10 +18,10 @@ function ingame_menu.draw()
+ 	lg.pop()
+ 
+ 	lg.scale(config.scale)
+-	lg.setColor(0,0,0,238)
++	lg.setColor(0,0,0,238/255)
+ 	lg.rectangle("fill", 0, 0, WIDTH, HEIGHT)
+ 
+-	lg.setColor(255,255,255,255)
++	lg.setColor(1,1,1,1)
+ 	lg.printf("PAUSED", 0, 46, WIDTH, "center")
+ 	lg.print("RESUME", 103, 92)
+ 	lg.print("QUIT", 103, 106)
+diff --git a/joystick.lua b/joystick.lua
+index 50ccadb..72d545e 100644
+--- a/joystick.lua
++++ b/joystick.lua
+@@ -22,11 +22,11 @@ function joystick.draw()
+ 	lg.printf("SET JOYSTICK", 0, 39, WIDTH, "center")
+ 	for i=1,4 do
+ 		if joystick.waiting == true and joystick.selection == i then
+-			lg.setColor(195,52,41)
++			lg.setColor(195/255,52/255,41/255)
+ 		end
+ 		lg.print(string.upper(joykeynames[i]), 65, 53+i*13)
+ 		lg.print(config.joykeys[joykeynames[i]], 165, 53+i*13)
+-		lg.setColor(255,255,255)
++		lg.setColor(1,1,1)
+ 	end
+ 	lg.print("DEFAULT", 65, 118)
+ 	lg.print("BACK", 65, 131)
+diff --git a/main.lua b/main.lua
+index 9433e42..56096fa 100644
+--- a/main.lua
++++ b/main.lua
+@@ -273,7 +273,7 @@ function love.releaseerrhand(msg)
+     local font = love.graphics.newFont(14)
+     love.graphics.setFont(font)
+ 
+-    love.graphics.setColor(255, 255, 255, 255)
++    love.graphics.setColor(1, 1, 1, 1)
+ 
+     love.graphics.clear()
+ 
+diff --git a/resources.lua b/resources.lua
+index e5aa70d..1bab520 100644
+--- a/resources.lua
++++ b/resources.lua
+@@ -7,7 +7,7 @@ local snd = {}	-- sound Sources
+ 
+ local IMAGE_FILES = {
+ 	"splash", "tangram", "lovesplashpixel", "howto",
+-	"tiles", "door", "boldfont", "captain_dialog", "captain_dialog_sad",
++	"tiles", "door", "captain_dialog", "captain_dialog_sad",
+ 	"boss_health", "highscore_panes", "exclamation", "stats_screen",
+ 	"awards", "hud", "hud2", "hud_people", "item_slots", "water_bar",
+ 	"reserve_bar", "overloaded_bar", "temperature_bar", "temperature_bar_blink",
+@@ -147,7 +147,7 @@ function loadResources()
+ 	img.stream:setWrap("repeat", "clamp")
+ 
+ 	-- Create fonts
+-	font.bold = lg.newImageFont(img.boldfont, " ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789.,!'-:*@<>+/_$&?", 2)
++	font.bold = lg.newImageFont("data/boldfont.png", " ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789.,!'-:*@<>+/_$&?", 2)
+ 	lg.setFont(font.bold)
+ 
+ 	-- Create quads
+diff --git a/util.lua b/util.lua
+index b9976da..656600a 100644
+--- a/util.lua
++++ b/util.lua
+@@ -105,9 +105,9 @@ end
+ 
+ 
+ function drawBox(x,y,w,h)
+-	lg.setColor(30,23,18)
++	lg.setColor(30/255,23/255,18/255)
+ 	lg.rectangle("fill",x+1,y+1,w-2,h-2)
+-	lg.setColor(255,255,255)
++	lg.setColor(1,1,1)
+ 	-- Draw sides
+ 	lg.draw(img.menu_box, quad.box_left, x, y+1, 0, 1, (h-2))
+ 	lg.draw(img.menu_box, quad.box_left, x+w, y+1, 0, -1, (h-2))
diff --git a/gnu/packages/patches/ocaml-enable-ocamldoc-reproducibility.patch b/gnu/packages/patches/ocaml-enable-ocamldoc-reproducibility.patch
new file mode 100644
index 0000000000..39fb7aa226
--- /dev/null
+++ b/gnu/packages/patches/ocaml-enable-ocamldoc-reproducibility.patch
@@ -0,0 +1,149 @@
+From a87c3f20e846c00e53d695497dba7038edbd12f0 Mon Sep 17 00:00:00 2001
+From: Valentin Lorentz <progval@progval.net>
+Date: Thu, 13 Aug 2015 11:59:04 +0200
+Subject: [PATCH] Enable ocamldoc to build reproducible manpages
+
+Bug-Debian: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=794586
+Signed-off-by: Stephane Glondu <steph@glondu.net>
+---
+ ocamldoc/odoc_man.ml   | 15 +++++----------
+ ocamldoc/odoc_misc.ml  | 12 ++++++++++--
+ ocamldoc/odoc_misc.mli |  7 ++++++-
+ 3 files changed, 21 insertions(+), 13 deletions(-)
+
+diff --git a/ocamldoc/odoc_man.ml b/ocamldoc/odoc_man.ml
+index 615c5e172..3c85aa32a 100644
+--- a/ocamldoc/odoc_man.ml
++++ b/ocamldoc/odoc_man.ml
+@@ -864,14 +864,13 @@ class man =
+     (** Generate the man page for the given class.*)
+     method generate_for_class cl =
+       Odoc_info.reset_type_names () ;
+-      let date = Unix.time () in
+       let file = self#file_name cl.cl_name in
+       try
+         let chanout = self#open_out file in
+         let b = new_buf () in
+         bs b (".TH \""^cl.cl_name^"\" ");
+         bs b !man_section ;
+-        bs b (" "^(Odoc_misc.string_of_date ~hour: false date)^" ");
++        bs b (" source: "^Odoc_misc.current_date^" ");
+         bs b "OCamldoc ";
+         bs b ("\""^(match !Global.title with Some t -> t | None -> "")^"\"\n");
+ 
+@@ -923,14 +922,13 @@ class man =
+     (** Generate the man page for the given class type.*)
+     method generate_for_class_type ct =
+       Odoc_info.reset_type_names () ;
+-      let date = Unix.time () in
+       let file = self#file_name ct.clt_name in
+       try
+         let chanout = self#open_out file in
+         let b = new_buf () in
+         bs b (".TH \""^ct.clt_name^"\" ");
+         bs b !man_section ;
+-        bs b (" "^(Odoc_misc.string_of_date ~hour: false date)^" ");
++        bs b (" source: "^Odoc_misc.current_date^" ");
+         bs b "OCamldoc ";
+         bs b ("\""^(match !Global.title with Some t -> t | None -> "")^"\"\n");
+ 
+@@ -1016,14 +1014,13 @@ class man =
+     (** Generate the man file for the given module type.
+        @raise Failure if an error occurs.*)
+     method generate_for_module_type mt =
+-      let date = Unix.time () in
+       let file = self#file_name mt.mt_name in
+       try
+         let chanout = self#open_out file in
+         let b = new_buf () in
+         bs b (".TH \""^mt.mt_name^"\" ");
+         bs b !man_section ;
+-        bs b (" "^(Odoc_misc.string_of_date ~hour: false date)^" ");
++        bs b (" source: "^Odoc_misc.current_date^" ");
+         bs b "OCamldoc ";
+         bs b ("\""^(match !Global.title with Some t -> t | None -> "")^"\"\n");
+ 
+@@ -1099,14 +1096,13 @@ class man =
+     (** Generate the man file for the given module.
+        @raise Failure if an error occurs.*)
+     method generate_for_module m =
+-      let date = Unix.time () in
+       let file = self#file_name m.m_name in
+       try
+         let chanout = self#open_out file in
+         let b = new_buf () in
+         bs b (".TH \""^m.m_name^"\" ");
+         bs b !man_section ;
+-        bs b (" "^(Odoc_misc.string_of_date ~hour: false date)^" ");
++        bs b (" source: "^Odoc_misc.current_date^" ");
+         bs b "OCamldoc ";
+         bs b ("\""^(match !Global.title with Some t -> t | None -> "")^"\"\n");
+ 
+@@ -1206,14 +1202,13 @@ class man =
+           | Res_const (_,f) -> f.vc_name
+          )
+      in
+-     let date = Unix.time () in
+       let file = self#file_name name in
+       try
+         let chanout = self#open_out file in
+         let b = new_buf () in
+         bs b (".TH \""^name^"\" ");
+         bs b !man_section ;
+-        bs b (" "^(Odoc_misc.string_of_date ~hour: false date)^" ");
++        bs b (" source: "^Odoc_misc.current_date^" ");
+         bs b "OCamldoc ";
+         bs b ("\""^(match !Global.title with Some t -> t | None -> "")^"\"\n");
+         bs b ".SH NAME\n";
+diff --git a/ocamldoc/odoc_misc.ml b/ocamldoc/odoc_misc.ml
+index 4c74476da..456225f62 100644
+--- a/ocamldoc/odoc_misc.ml
++++ b/ocamldoc/odoc_misc.ml
+@@ -223,9 +223,9 @@ let apply_opt f v_opt =
+     None -> None
+   | Some v -> Some (f v)
+ 
+-let string_of_date ?(hour=true) d =
++let string_of_date ?(absolute=false) ?(hour=true) d =
+   let add_0 s = if String.length s < 2 then "0"^s else s in
+-  let t = Unix.localtime d in
++  let t = (if absolute then Unix.gmtime else Unix.localtime) d in
+   (string_of_int (t.Unix.tm_year + 1900))^"-"^
+   (add_0 (string_of_int (t.Unix.tm_mon + 1)))^"-"^
+   (add_0 (string_of_int t.Unix.tm_mday))^
+@@ -238,6 +238,14 @@ let string_of_date ?(hour=true) d =
+      ""
+   )
+ 
++let current_date =
++  let time =
++    try
++      float_of_string (Sys.getenv "SOURCE_DATE_EPOCH")
++    with
++      Not_found -> Unix.time ()
++  in string_of_date ~absolute: true ~hour: false time
++
+ 
+ let rec text_list_concat sep l =
+   match l with
+diff --git a/ocamldoc/odoc_misc.mli b/ocamldoc/odoc_misc.mli
+index dd5a7fcb9..38ff0612b 100644
+--- a/ocamldoc/odoc_misc.mli
++++ b/ocamldoc/odoc_misc.mli
+@@ -62,7 +62,12 @@ val apply_opt : ('a -> 'b) -> 'a option -> 'b option
+ 
+ (** Return a string representing a date given as a number of seconds
+    since 1970. The hour is optionnaly displayed. *)
+-val string_of_date : ?hour:bool -> float -> string
++val string_of_date : ?absolute:bool -> ?hour:bool -> float -> string
++
++(* Value returned by string_of_date for current time.
++ * Uses environment variable SOURCE_DATE_EPOCH if set; falls back to
++ * current timestamp otherwise. *)
++val current_date : string
+ 
+ (** Return the first sentence (until the first dot) of a text.
+    Don't stop in the middle of [Code], [Verbatim], [List], [Lnum],
+-- 
+2.17.1
+
diff --git a/gnu/packages/patches/x265-fix-ppc64le-build.patch b/gnu/packages/patches/x265-fix-ppc64le-build.patch
new file mode 100644
index 0000000000..f71d2436ab
--- /dev/null
+++ b/gnu/packages/patches/x265-fix-ppc64le-build.patch
@@ -0,0 +1,25 @@
+https://sources.debian.org/data/main/x/x265/2.8-3/debian/patches/0003-Fix-build-error-on-on-ppc64le.patch
+
+This patch also fixes building on armhf-linux and aarch64-linux
+
+From: Jayashree <jayashree.c@multicorewareinc.com>
+Date: Fri, 25 May 2018 10:26:05 +0530
+Subject: Fix build error on on ppc64le
+
+---
+ source/common/param.cpp | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/source/common/param.cpp b/source/common/param.cpp
+index 31bcbc7..4a6d0c8 100644
+--- a/source/common/param.cpp
++++ b/source/common/param.cpp
+@@ -633,7 +633,7 @@ int x265_param_parse(x265_param* p, const char* name, const char* value)
+         if (bValueWasNull)
+             p->cpuid = atobool(value);
+         else
+-            p->cpuid = parseCpuName(value, bError);
++            p->cpuid = parseCpuName(value, bError, false);
+ #endif
+     }
+     OPT("fps")
diff --git a/gnu/packages/sdl.scm b/gnu/packages/sdl.scm
index 43cf2795dd..ba4477df9c 100644
--- a/gnu/packages/sdl.scm
+++ b/gnu/packages/sdl.scm
@@ -6,6 +6,7 @@
 ;;; Copyright © 2016, 2017 Efraim Flashner <efraim@flashner.co.il>
 ;;; Copyright © 2017 Rutger Helling <rhelling@mykolab.com>
 ;;; Copyright © 2018 Tobias Geerinckx-Rice <me@tobias.gr>
+;;; Copyright © 2018 Ricardo Wurmus <rekado@elephly.net>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -503,7 +504,16 @@ sound and device input (keyboards, joysticks, mice, etc.).")
              (string-append "--with-libsdl2-ttf-prefix="
                             (assoc-ref %build-inputs "sdl2-ttf"))
              (string-append "--with-libsdl2-mixer-prefix="
-                            (assoc-ref %build-inputs "sdl2-mixer")))))
+                            (assoc-ref %build-inputs "sdl2-mixer")))
+       #:phases
+       (modify-phases %standard-phases
+         (add-after 'configure 'patch-makefile
+           (lambda _
+             ;; Install compiled Guile files in the expected place.
+             (substitute* '("Makefile")
+               (("^godir = .*$")
+                "godir = $(moddir)\n"))
+             #t)))))
     (native-inputs
      `(("guile" ,guile-2.2)
        ("pkg-config" ,pkg-config)))
diff --git a/gnu/packages/statistics.scm b/gnu/packages/statistics.scm
index 502ff9b2f9..9853e842c2 100644
--- a/gnu/packages/statistics.scm
+++ b/gnu/packages/statistics.scm
@@ -532,14 +532,14 @@ nonlinear mixed-effects models.")
 (define-public r-mgcv
   (package
    (name "r-mgcv")
-   (version "1.8-23")
+   (version "1.8-24")
    (source
     (origin
      (method url-fetch)
      (uri (cran-uri "mgcv" version))
      (sha256
       (base32
-       "1lsrhf1yzn25pfn3f5x8yxjqnfryim4jx3iqd7ah8aalh5asqwbp"))))
+       "15b76m1f0hz8dbmj9shqvslihdx5b7c48vck9grj5xs1z2y45r9c"))))
    (build-system r-build-system)
    (propagated-inputs
     `(("r-matrix" ,r-matrix)
diff --git a/gnu/packages/syncthing.scm b/gnu/packages/syncthing.scm
index f43c51714a..14e83b5861 100644
--- a/gnu/packages/syncthing.scm
+++ b/gnu/packages/syncthing.scm
@@ -490,34 +490,6 @@ address of the default LAN gateway.")
       (home-page "https://github.com/jackpal/gateway")
       (license bsd-3))))
 
-(define-public go-github-com-kardianos-osext
-  (let ((commit "ae77be60afb1dcacde03767a8c37337fad28ac14")
-        (revision "1"))
-    (package
-      (name "go-github-com-kardianos-osext")
-      (version (git-version "0.0.0" revision commit))
-      (source (origin
-                (method git-fetch)
-                (uri (git-reference
-                      (url "https://github.com/kardianos/osext")
-                      (commit commit)))
-                (file-name (git-file-name name version))
-                (sha256
-                 (base32
-                  "056dkgxrqjj5r18bnc3knlpgdz5p3yvp12y4y978hnsfhwaqvbjz"))))
-      (build-system go-build-system)
-      (arguments
-       `(#:import-path "github.com/kardianos/osext"
-         ;; The tests are flaky:
-         ;; <https://github.com/kardianos/osext/issues/21>
-         #:tests? #f))
-      (synopsis "Find the running executable")
-      (description "Osext provides a method for finding the current executable
-file that is running.  This can be used for upgrading the current executable or
-finding resources located relative to the executable file.")
-      (home-page "https://github.com/kardianos/osext")
-      (license bsd-3))))
-
 (define-public go-github-com-lib-pq
   (let ((commit "83612a56d3dd153a94a629cd64925371c9adad78")
         (revision "1"))
diff --git a/gnu/packages/version-control.scm b/gnu/packages/version-control.scm
index 378a6fcf09..15974c8792 100644
--- a/gnu/packages/version-control.scm
+++ b/gnu/packages/version-control.scm
@@ -1999,7 +1999,7 @@ directory full of HOWTOs.")
 (define-public git-annex
   (package
     (name "git-annex")
-    (version "6.20170818")
+    (version "6.20180529")
     (source
      (origin
        (method url-fetch)
@@ -2007,7 +2007,7 @@ directory full of HOWTOs.")
                            "git-annex/git-annex-" version ".tar.gz"))
        (sha256
         (base32
-         "0ybxixbqvy4rx6mq9s02rh349rbr04hb17z4bfayin0qwa5kzpvx"))))
+         "1rx0m4yrl3gl2ca8rbbv74fdlg4s2jnddzljhph7271a7bpyxsx5"))))
     (build-system haskell-build-system)
     (arguments
      `(#:configure-flags
@@ -2101,6 +2101,7 @@ directory full of HOWTOs.")
        ("ghc-split" ,ghc-split)
        ("ghc-stm" ,ghc-stm)
        ("ghc-stm-chans" ,ghc-stm-chans)
+       ("ghc-tagsoup" ,ghc-tagsoup)
        ("ghc-text" ,ghc-text)
        ("ghc-unix-compat" ,ghc-unix-compat)
        ("ghc-unordered-containers" ,ghc-unordered-containers)
diff --git a/gnu/packages/video.scm b/gnu/packages/video.scm
index e31238243f..132f9cca74 100644
--- a/gnu/packages/video.scm
+++ b/gnu/packages/video.scm
@@ -44,6 +44,7 @@
 (define-module (gnu packages video)
   #:use-module (ice-9 match)
   #:use-module (srfi srfi-1)
+  #:use-module (srfi srfi-26)
   #:use-module ((guix licenses) #:prefix license:)
   #:use-module (guix utils)
   #:use-module (guix packages)
@@ -393,6 +394,7 @@ and creating Matroska files from other media files (@code{mkvmerge}).")
         (sha256
          (base32
           "0qx8mavwdzdpkkby7n29i9av7zsnklavacwfz537mf62q2pzjnbf"))
+        (patches (search-patches "x265-fix-ppc64le-build.patch"))
         (modules '((guix build utils)))
         (snippet '(begin
                     (delete-file-recursively "source/compat/getopt")
@@ -401,7 +403,9 @@ and creating Matroska files from other media files (@code{mkvmerge}).")
     (arguments
      `(#:tests? #f ; tests are skipped if cpu-optimized code isn't built
        ;; Currently the source code doesn't check for aarch64.
-       ,@(if (string-prefix? "aarch64" (or (%current-target-system) (%current-system)))
+       ,@(if (any (cute string-prefix? <> (or (%current-system)
+                                              (%current-target-system)))
+                  '("armhf" "aarch64"))
            '(#:configure-flags '("-DENABLE_PIC=TRUE"))
            '())
        #:phases
@@ -1218,7 +1222,7 @@ access to mpv's powerful playback capabilities.")
 (define-public youtube-dl
   (package
     (name "youtube-dl")
-    (version "2018.05.09")
+    (version "2018.06.19")
     (source (origin
               (method url-fetch)
               (uri (string-append "https://yt-dl.org/downloads/"
@@ -1226,7 +1230,7 @@ access to mpv's powerful playback capabilities.")
                                   version ".tar.gz"))
               (sha256
                (base32
-                "0sl4bi2jls3417rd62awbqdq1b6wskkjbfwpnyw4a61qarfxid1d"))))
+                "0ys2mc84r7mjpn7rykb57sn3ii1kp3divjdn2ivwqknj8jrzg3z6"))))
     (build-system python-build-system)
     (arguments
      ;; The problem here is that the directory for the man page and completion
diff --git a/gnu/packages/web.scm b/gnu/packages/web.scm
index 19058de2d3..858ea1c759 100644
--- a/gnu/packages/web.scm
+++ b/gnu/packages/web.scm
@@ -1025,17 +1025,16 @@ hash/signatures.")
 (define-public libyaml
   (package
     (name "libyaml")
-    (version "0.1.6")
+    (version "0.1.7")
     (source
      (origin
        (method url-fetch)
        (uri (string-append
              "http://pyyaml.org/download/libyaml/yaml-"
              version ".tar.gz"))
-       (patches (search-patches "libyaml-CVE-2014-9130.patch"))
        (sha256
         (base32
-         "0j9731s5zjb8mjx7wzf6vh7bsqi38ay564x6s9nri2nh9cdrg9kx"))))
+         "0a87931cx5m14a1x8rbjix3nz7agrcgndf4h392vm62a4rby9240"))))
     (build-system gnu-build-system)
     (home-page "http://pyyaml.org/wiki/LibYAML")
     (synopsis "YAML 1.1 parser and emitter written in C")
@@ -3090,16 +3089,19 @@ exists it is used instead.")
 (define-public perl-lwp-protocol-https
   (package
     (name "perl-lwp-protocol-https")
-    (version "6.06")
+    (version "6.07")
     (source
      (origin
        (method url-fetch)
-       (uri (string-append "mirror://cpan/authors/id/M/MS/MSCHILLI/"
+       (uri (string-append "mirror://cpan/authors/id/O/OA/OALDERS/"
                            "LWP-Protocol-https-" version ".tar.gz"))
        (sha256
         (base32
-         "1vxdjqj4bwq56m9h1bqqwkk3c6jr76f2zqzvwa26yjng3p686v5q"))))
+         "1rxrpwylfw1afah0nk96kgkwjbl2p1a7lwx50iipg8c4rx3cjb2j"))))
     (build-system perl-build-system)
+    (native-inputs
+     ;; For tests.
+     `(("perl-test-requiresinternet" ,perl-test-requiresinternet)))
     (propagated-inputs
      `(("perl-io-socket-ssl" ,perl-io-socket-ssl)
        ("perl-libwww" ,perl-libwww)
@@ -3800,13 +3802,13 @@ CDF, Atom 0.3, and Atom 1.0 feeds.")
 (define-public r-httpuv
   (package
     (name "r-httpuv")
-    (version "1.4.3")
+    (version "1.4.4.1")
     (source (origin
               (method url-fetch)
               (uri (cran-uri "httpuv" version))
               (sha256
                (base32
-                "15ghxcyg9h0za3qy077fnn3izbpihskvaqwsppm2s43a771imsf6"))))
+                "12kwq10xa8glrip7rai9xb4hnpysng00g2l0rw7swfzq5lk4z966"))))
     (build-system r-build-system)
     (native-inputs `(("r-rcpp" ,r-rcpp)))
     (propagated-inputs
diff --git a/gnu/packages/wm.scm b/gnu/packages/wm.scm
index a3705c9d91..a076cbbb1d 100644
--- a/gnu/packages/wm.scm
+++ b/gnu/packages/wm.scm
@@ -103,7 +103,7 @@ nested include statements).")
 (define-public bspwm
   (package
     (name "bspwm")
-    (version "0.9.4")
+    (version "0.9.5")
     (source
      (origin
        (file-name (string-append name "-" version ".tar.gz"))
@@ -113,7 +113,7 @@ nested include statements).")
              version ".tar.gz"))
        (sha256
         (base32
-         "0yjr0vzbj3ar8qfr6gvpvjd82ay8iy1sg2fkw2swghlqiy6ix4kw"))))
+         "10pph8wxqysgk7b2h0svs0nwacn1a4y44jnzzry32pd1ysx92d97"))))
     (build-system gnu-build-system)
     (inputs
      `(("libxcb" ,libxcb)
@@ -123,10 +123,13 @@ nested include statements).")
        ("xcb-util-keysyms" ,xcb-util-keysyms)
        ("xcb-util-wm" ,xcb-util-wm)))
     (arguments
-     '(#:phases (modify-phases %standard-phases (delete 'configure))
-       #:tests? #f  ; no check target
-       #:make-flags (list "CC=gcc"
-                          (string-append "PREFIX=" %output))))
+     '(#:phases
+       (modify-phases %standard-phases
+         (delete 'configure))           ; no configure script
+       #:tests? #f                      ; no check target
+       #:make-flags
+       (list "CC=gcc"
+             (string-append "PREFIX=" %output))))
     (home-page "https://github.com/baskerville/bspwm")
     (synopsis "Tiling window manager based on binary space partitioning")
     (description "bspwm is a tiling window manager that represents windows as
@@ -988,7 +991,7 @@ project derived from the original Calm Window Manager.")
        ("glib" ,glib)
        ("glibmm" ,glibmm)))
     (native-inputs
-     `(("pkg-config", pkg-config)))
+     `(("pkg-config" ,pkg-config)))
     (arguments
      `(#:configure-flags (list
                           (string-append "--prefix=" %output)
diff --git a/gnu/services.scm b/gnu/services.scm
index 81af4df849..49cf01a4f8 100644
--- a/gnu/services.scm
+++ b/gnu/services.scm
@@ -331,13 +331,20 @@ containing the given entries."
   (service-type (name 'system)
                 (extensions '())
                 (compose identity)
-                (extend system-derivation)))
-
-(define (compute-boot-script _ mexps)
-  (mlet %store-monad ((gexps (sequence %store-monad mexps)))
-    (gexp->file "boot"
-                ;; Clean up and activate the system, then spawn shepherd.
-                #~(begin #$@gexps))))
+                (extend system-derivation)
+                (description
+                 "Build the operating system top-level directory, which in
+turn refers to everything the operating system needs: its kernel, initrd,
+system profile, boot script, and so on.")))
+
+(define (compute-boot-script _ gexps)
+  ;; Reverse GEXPS so that extensions appear in the boot script in the right
+  ;; order.  That is, user extensions would come first, and extensions added
+  ;; by 'essential-services' (e.g., running shepherd) are guaranteed to come
+  ;; last.
+  (gexp->file "boot"
+              ;; Clean up and activate the system, then spawn shepherd.
+              #~(begin #$@(reverse gexps))))
 
 (define (boot-script-entry mboot)
   "Return, as a monadic value, an entry for the boot script in the system
@@ -346,64 +353,74 @@ directory."
     (return `(("boot" ,boot)))))
 
 (define boot-service-type
-  ;; The service of this type is extended by being passed gexps as monadic
-  ;; values.  It aggregates them in a single script, as a monadic value, which
-  ;; becomes its 'parameters'.  It is the only service that extends nothing.
+  ;; The service of this type is extended by being passed gexps.  It
+  ;; aggregates them in a single script, as a monadic value, which becomes its
+  ;; value.
   (service-type (name 'boot)
                 (extensions
                  (list (service-extension system-service-type
                                           boot-script-entry)))
                 (compose identity)
-                (extend compute-boot-script)))
+                (extend compute-boot-script)
+                (description
+                 "Produce the operating system's boot script, which is spawned
+by the initrd once the root file system is mounted.")))
 
 (define %boot-service
   ;; The service that produces the boot script.
   (service boot-service-type #t))
 
 (define (cleanup-gexp _)
-  "Return as a monadic value a gexp to clean up /tmp and similar places upon
-boot."
-  (with-monad %store-monad
-    (with-imported-modules '((guix build utils))
-      (return #~(begin
-                  (use-modules (guix build utils))
-
-                  ;; Clean out /tmp and /var/run.
-                  ;;
-                  ;; XXX This needs to happen before service activations, so it
-                  ;; has to be here, but this also implicitly assumes that /tmp
-                  ;; and /var/run are on the root partition.
-                  (letrec-syntax ((fail-safe (syntax-rules ()
-                                               ((_ exp rest ...)
-                                                (begin
-                                                  (catch 'system-error
-                                                    (lambda () exp)
-                                                    (const #f))
-                                                  (fail-safe rest ...)))
-                                               ((_)
-                                                #t))))
-                    ;; Ignore I/O errors so the system can boot.
-                    (fail-safe
-                     ;; Remove stale Shadow lock files as they would lead to
-                     ;; failures of 'useradd' & co.
-                     (delete-file "/etc/group.lock")
-                     (delete-file "/etc/passwd.lock")
-                     (delete-file "/etc/.pwd.lock") ;from 'lckpwdf'
-
-                     (delete-file-recursively "/tmp")
-                     (delete-file-recursively "/var/run")
-                     (mkdir "/tmp")
-                     (chmod "/tmp" #o1777)
-                     (mkdir "/var/run")
-                     (chmod "/var/run" #o755)
-                     (delete-file-recursively "/run/udev/watch.old"))))))))
+  "Return a gexp to clean up /tmp and similar places upon boot."
+  (with-imported-modules '((guix build utils))
+    #~(begin
+        (use-modules (guix build utils))
+
+        ;; Clean out /tmp and /var/run.
+        ;;
+        ;; XXX This needs to happen before service activations, so it
+        ;; has to be here, but this also implicitly assumes that /tmp
+        ;; and /var/run are on the root partition.
+        (letrec-syntax ((fail-safe (syntax-rules ()
+                                     ((_ exp rest ...)
+                                      (begin
+                                        (catch 'system-error
+                                          (lambda () exp)
+                                          (const #f))
+                                        (fail-safe rest ...)))
+                                     ((_)
+                                      #t))))
+          ;; Ignore I/O errors so the system can boot.
+          (fail-safe
+           ;; Remove stale Shadow lock files as they would lead to
+           ;; failures of 'useradd' & co.
+           (delete-file "/etc/group.lock")
+           (delete-file "/etc/passwd.lock")
+           (delete-file "/etc/.pwd.lock")         ;from 'lckpwdf'
+
+           ;; Force file names to be decoded as UTF-8.  See
+           ;; <https://bugs.gnu.org/26353>.
+           (setenv "GUIX_LOCPATH"
+                   #+(file-append glibc-utf8-locales "/lib/locale"))
+           (setlocale LC_CTYPE "en_US.utf8")
+           (delete-file-recursively "/tmp")
+           (delete-file-recursively "/var/run")
+
+           (mkdir "/tmp")
+           (chmod "/tmp" #o1777)
+           (mkdir "/var/run")
+           (chmod "/var/run" #o755)
+           (delete-file-recursively "/run/udev/watch.old"))))))
 
 (define cleanup-service-type
   ;; Service that cleans things up in /tmp and similar.
   (service-type (name 'cleanup)
                 (extensions
                  (list (service-extension boot-service-type
-                                          cleanup-gexp)))))
+                                          cleanup-gexp)))
+                (description
+                 "Delete files from @file{/tmp}, @file{/var/run}, and other
+temporary locations at boot time.")))
 
 (define* (activation-service->script service)
   "Return as a monadic value the activation script for SERVICE, a service of
@@ -412,44 +429,39 @@ ACTIVATION-SCRIPT-TYPE."
 
 (define (activation-script gexps)
   "Return the system's activation script, which evaluates GEXPS."
-  (define (service-activations)
-    ;; Return the activation scripts for SERVICES.
-    (mapm %store-monad
-          (cut gexp->file "activate-service" <>)
-          gexps))
-
-  (mlet* %store-monad ((actions (service-activations)))
-    (gexp->file "activate"
-                (with-imported-modules (source-module-closure
-                                        '((gnu build activation)
-                                          (guix build utils)))
-                  #~(begin
-                      (use-modules (gnu build activation)
-                                   (guix build utils))
-
-                      ;; Make sure the user accounting database exists.  If it
-                      ;; does not exist, 'setutxent' does not create it and
-                      ;; thus there is no accounting at all.
-                      (close-port (open-file "/var/run/utmpx" "a0"))
-
-                      ;; Same for 'wtmp', which is populated by mingetty et
-                      ;; al.
-                      (mkdir-p "/var/log")
-                      (close-port (open-file "/var/log/wtmp" "a0"))
-
-                      ;; Set up /run/current-system.  Among other things this
-                      ;; sets up locales, which the activation snippets
-                      ;; executed below may expect.
-                      (activate-current-system)
-
-                      ;; Run the services' activation snippets.
-                      ;; TODO: Use 'load-compiled'.
-                      (for-each primitive-load '#$actions))))))
+  (define actions
+    (map (cut scheme-file "activate-service" <>) gexps))
+
+  (scheme-file "activate"
+               (with-imported-modules (source-module-closure
+                                       '((gnu build activation)
+                                         (guix build utils)))
+                 #~(begin
+                     (use-modules (gnu build activation)
+                                  (guix build utils))
+
+                     ;; Make sure the user accounting database exists.  If it
+                     ;; does not exist, 'setutxent' does not create it and
+                     ;; thus there is no accounting at all.
+                     (close-port (open-file "/var/run/utmpx" "a0"))
+
+                     ;; Same for 'wtmp', which is populated by mingetty et
+                     ;; al.
+                     (mkdir-p "/var/log")
+                     (close-port (open-file "/var/log/wtmp" "a0"))
+
+                     ;; Set up /run/current-system.  Among other things this
+                     ;; sets up locales, which the activation snippets
+                     ;; executed below may expect.
+                     (activate-current-system)
+
+                     ;; Run the services' activation snippets.
+                     ;; TODO: Use 'load-compiled'.
+                     (for-each primitive-load '#$actions)))))
 
 (define (gexps->activation-gexp gexps)
   "Return a gexp that runs the activation script containing GEXPS."
-  (mlet %store-monad ((script (activation-script gexps)))
-    (return #~(primitive-load #$script))))
+  #~(primitive-load #$(activation-script gexps)))
 
 (define (second-argument a b) b)
 
@@ -459,7 +471,10 @@ ACTIVATION-SCRIPT-TYPE."
                  (list (service-extension boot-service-type
                                           gexps->activation-gexp)))
                 (compose identity)
-                (extend second-argument)))
+                (extend second-argument)
+                (description
+                 "Run @dfn{activation} code at boot time and upon
+@command{guix system reconfigure} completion.")))
 
 (define %activation-service
   ;; The activation service produces the activation script from the gexps it
@@ -507,7 +522,10 @@ ACTIVATION-SCRIPT-TYPE."
                              (lambda (files)
                                #~(activate-special-files '#$files)))))
    (compose concatenate)
-   (extend append)))
+   (extend append)
+   (description
+    "Add special files to the root file system---e.g.,
+@file{/usr/bin/env}.")))
 
 (define (extra-special-file file target)
   "Use TARGET as the \"special file\" FILE.  For example, TARGET might be
@@ -541,7 +559,8 @@ directory."
                                          #~(activate-etc #$etc))))
                   (service-extension system-service-type etc-entry)))
                 (compose concatenate)
-                (extend append)))
+                (extend append)
+                (description "Populate the @file{/etc} directory.")))
 
 (define (etc-service files)
   "Return a new service of ETC-SERVICE-TYPE that populates /etc with FILES.
@@ -556,7 +575,10 @@ FILES must be a list of name/file-like object pairs."
                                             #~(activate-setuid-programs
                                                (list #$@programs))))))
                 (compose concatenate)
-                (extend append)))
+                (extend append)
+                (description
+                 "Populate @file{/run/setuid-programs} with the specified
+executables, making them setuid-root.")))
 
 (define (packages->profile-entry packages)
   "Return a system entry for the profile containing PACKAGES."
@@ -573,7 +595,11 @@ FILES must be a list of name/file-like object pairs."
                  (list (service-extension system-service-type
                                           packages->profile-entry)))
                 (compose concatenate)
-                (extend append)))
+                (extend append)
+                (description
+                 "This is the @dfn{system profile}, available as
+@file{/run/current-system/profile}.  It contains packages that the sysadmin
+wants to be globally available to all the system users.")))
 
 (define (firmware->activation-gexp firmware)
   "Return a gexp to make the packages listed in FIRMWARE loadable by the
@@ -589,7 +615,11 @@ kernel."
                  (list (service-extension activation-service-type
                                           firmware->activation-gexp)))
                 (compose concatenate)
-                (extend append)))
+                (extend append)
+                (description
+                 "Make ``firmware'' files loadable by the operating system
+kernel.  Firmware may then be uploaded to some of the machine's devices, such
+as Wifi cards.")))
 
 (define (gc-roots->system-entry roots)
   "Return an entry in the system's output containing symlinks to ROOTS."
@@ -616,7 +646,10 @@ kernel."
                  (list (service-extension system-service-type
                                           gc-roots->system-entry)))
                 (compose concatenate)
-                (extend append)))
+                (extend append)
+                (description
+                 "Register garbage-collector roots---i.e., store items that
+will not be reclaimed by the garbage collector.")))
 
 
 ;;;
diff --git a/gnu/services/cuirass.scm b/gnu/services/cuirass.scm
index c5e9fcbb22..a9ef9881b3 100644
--- a/gnu/services/cuirass.scm
+++ b/gnu/services/cuirass.scm
@@ -6,7 +6,7 @@
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
-;;; GNU Guix is free software: you can redistribute it and/or modify
+;;; GNU Guix is free software; you can redistribute it and/or modify
 ;;; it under the terms of the GNU General Public License as published by
 ;;; the Free Software Foundation, either version 3 of the License, or
 ;;; (at your option) any later version.
diff --git a/gnu/services/pm.scm b/gnu/services/pm.scm
index d40cb993e2..3817bd09de 100644
--- a/gnu/services/pm.scm
+++ b/gnu/services/pm.scm
@@ -3,7 +3,7 @@
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
-;;; GNU Guix is free software: you can redistribute it and/or modify
+;;; GNU Guix is free software; you can redistribute it and/or modify
 ;;; it under the terms of the GNU General Public License as published by
 ;;; the Free Software Foundation, either version 3 of the License, or
 ;;; (at your option) any later version.
diff --git a/gnu/services/shepherd.scm b/gnu/services/shepherd.scm
index 000e85eb86..6ca53faa3d 100644
--- a/gnu/services/shepherd.scm
+++ b/gnu/services/shepherd.scm
@@ -22,7 +22,6 @@
   #:use-module (guix sets)
   #:use-module (guix gexp)
   #:use-module (guix store)
-  #:use-module (guix monads)
   #:use-module (guix records)
   #:use-module (guix derivations)                 ;imported-modules, etc.
   #:use-module (gnu services)
@@ -66,26 +65,25 @@
 
 
 (define (shepherd-boot-gexp services)
-  (with-monad %store-monad
-    (return #~(begin
-                ;; Keep track of the booted system.
-                (false-if-exception (delete-file "/run/booted-system"))
-                (symlink (readlink "/run/current-system")
-                         "/run/booted-system")
-
-                ;; Close any remaining open file descriptors to be on the safe
-                ;; side.  This must be the very last thing we do, because
-                ;; Guile has internal FDs such as 'sleep_pipe' that need to be
-                ;; alive.
-                (let loop ((fd 3))
-                  (when (< fd 1024)
-                    (false-if-exception (close-fdes fd))
-                    (loop (+ 1 fd))))
-
-                ;; Start shepherd.
-                (execl #$(file-append shepherd "/bin/shepherd")
-                       "shepherd" "--config"
-                       #$(shepherd-configuration-file services))))))
+  #~(begin
+      ;; Keep track of the booted system.
+      (false-if-exception (delete-file "/run/booted-system"))
+      (symlink (readlink "/run/current-system")
+               "/run/booted-system")
+
+      ;; Close any remaining open file descriptors to be on the safe
+      ;; side.  This must be the very last thing we do, because
+      ;; Guile has internal FDs such as 'sleep_pipe' that need to be
+      ;; alive.
+      (let loop ((fd 3))
+        (when (< fd 1024)
+          (false-if-exception (close-fdes fd))
+          (loop (+ 1 fd))))
+
+      ;; Start shepherd.
+      (execl #$(file-append shepherd "/bin/shepherd")
+             "shepherd" "--config"
+             #$(shepherd-configuration-file services))))
 
 (define shepherd-root-service-type
   (service-type
diff --git a/gnu/system.scm b/gnu/system.scm
index d367307a24..84eab5f84f 100644
--- a/gnu/system.scm
+++ b/gnu/system.scm
@@ -470,13 +470,13 @@ a container or that of a \"bare metal\" system."
     (cons* (service system-service-type entries)
            %boot-service
 
-           ;; %SHEPHERD-ROOT-SERVICE must come first so that the gexp that
+           ;; %SHEPHERD-ROOT-SERVICE must come last so that the gexp that
            ;; execs shepherd comes last in the boot script (XXX).  Likewise,
-           ;; the cleanup service must come last so that its gexp runs before
+           ;; the cleanup service must come first so that its gexp runs before
            ;; activation code.
-           %shepherd-root-service
-           %activation-service
            (service cleanup-service-type #f)
+           %activation-service
+           %shepherd-root-service
 
            (pam-root-service (operating-system-pam-services os))
            (account-service (append (operating-system-accounts os)
@@ -819,7 +819,6 @@ we're running in the final root.  When CONTAINER? is true, skip all
 hardware-related operations as necessary when booting a Linux container."
   (let* ((services (operating-system-services os #:container? container?))
          (boot     (fold-services services #:target-type boot-service-type)))
-    ;; BOOT is the script as a monadic value.
     (service-value boot)))
 
 (define (operating-system-user-accounts os)
diff --git a/gnu/tests/base.scm b/gnu/tests/base.scm
index 05c846264d..4c24cf57f6 100644
--- a/gnu/tests/base.scm
+++ b/gnu/tests/base.scm
@@ -30,6 +30,8 @@
   #:use-module (gnu services mcron)
   #:use-module (gnu services shepherd)
   #:use-module (gnu services networking)
+  #:use-module (gnu packages base)
+  #:use-module (gnu packages bash)
   #:use-module (gnu packages imagemagick)
   #:use-module (gnu packages ocr)
   #:use-module (gnu packages package-management)
@@ -37,11 +39,13 @@
   #:use-module (gnu packages tmux)
   #:use-module (guix gexp)
   #:use-module (guix store)
+  #:use-module (guix monads)
   #:use-module (guix packages)
   #:use-module (srfi srfi-1)
   #:export (run-basic-test
             %test-basic-os
             %test-halt
+            %test-cleanup
             %test-mcron
             %test-nss-mdns))
 
@@ -473,6 +477,72 @@ in a loop.  See <http://bugs.gnu.org/26931>.")
 
 
 ;;;
+;;; Cleanup of /tmp, /var/run, etc.
+;;;
+
+(define %cleanup-os
+  (simple-operating-system
+   (simple-service 'dirty-things
+                   boot-service-type
+                   (let ((script (plain-file
+                                  "create-utf8-file.sh"
+                                  (string-append
+                                   "echo $0: dirtying /tmp...\n"
+                                   "set -e; set -x\n"
+                                   "touch /witness\n"
+                                   "exec touch /tmp/λαμβδα"))))
+                     (with-imported-modules '((guix build utils))
+                       #~(begin
+                           (setenv "PATH"
+                                   #$(file-append coreutils "/bin"))
+                           (invoke #$(file-append bash "/bin/sh")
+                                   #$script)))))))
+
+(define (run-cleanup-test name)
+  (define os
+    (marionette-operating-system %cleanup-os
+                                 #:imported-modules '((gnu services herd)
+                                                      (guix combinators))))
+  (define test
+    (with-imported-modules '((gnu build marionette))
+      #~(begin
+          (use-modules (gnu build marionette)
+                       (srfi srfi-64)
+                       (ice-9 match))
+
+          (define marionette
+            (make-marionette (list #$(virtual-machine os))))
+
+          (mkdir #$output)
+          (chdir #$output)
+
+          (test-begin "cleanup")
+
+          (test-assert "dirty service worked"
+            (marionette-eval '(file-exists? "/witness") marionette))
+
+          (test-equal "/tmp cleaned up"
+            '("." "..")
+            (marionette-eval '(begin
+                                (use-modules (ice-9 ftw))
+                                (scandir "/tmp"))
+                             marionette))
+
+          (test-end)
+          (exit (= (test-runner-fail-count (test-runner-current)) 0)))))
+
+  (gexp->derivation "cleanup" test))
+
+(define %test-cleanup
+  ;; See <https://bugs.gnu.org/26353>.
+  (system-test
+   (name "cleanup")
+   (description "Make sure the 'cleanup' service can remove files with
+non-ASCII names from /tmp.")
+   (value (run-cleanup-test name))))
+
+
+;;;
 ;;; Mcron.
 ;;;