code:
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2016 Petter <petter@mykolab.ch>
;;; Copyright © 2016, 2017, 2018, 2019, 2020 Leo Famulari <leo@famulari.name>
;;; Copyright © 2020 Tobias Geerinckx-Rice <me@tobias.gr>
;;; Copyright © 2020 Efraim Flashner <efraim@flashner.co.il>
;;; Copyright © 2020 Giacomo Leidi <goodoldpaul@autistici.org>
;;;
;;; This file is part of GNU Guix.
;;;
;;; 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.
;;;
;;; GNU Guix is distributed in the hope that it will be useful, but
;;; WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;;; GNU General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.

(define-module (gnu packages syncthing)
  #:use-module (guix build-system go)
  #:use-module (guix build-system python)
  #:use-module (guix build-system trivial)
  #:use-module (guix packages)
  #:use-module (guix download)
  #:use-module (guix git-download)
  #:use-module (guix licenses)
  #:use-module (gnu packages)
  #:use-module (gnu packages freedesktop)
  #:use-module (gnu packages glib)
  #:use-module (gnu packages gnome)
  #:use-module (gnu packages golang)
  #:use-module (gnu packages gtk)
  #:use-module (gnu packages linux)
  #:use-module (gnu packages python)
  #:use-module (gnu packages python-crypto)
  #:use-module (gnu packages python-xyz)
  #:use-module (gnu packages time))

(define-public syncthing
  (package
    (name "syncthing")
    (version "1.5.0")
    (source (origin
              (method url-fetch)
              (uri (string-append "https://github.com/syncthing/syncthing"
                                  "/releases/download/v" version
                                  "/syncthing-source-v" version ".tar.gz"))
              (sha256
               (base32
                "1394b8y4nllihnjngc0kjpdy7pvyh6v1h09hkn8rdmwxpsdkqkjb"))
              (modules '((guix build utils)))
              ;; Delete bundled ("vendored") free software source code.
              (snippet '(begin
                          (delete-file-recursively "vendor")
                          #t))))
    (build-system go-build-system)
    ;; The primary Syncthing executable goes to "out", while the auxiliary
    ;; server programs and utility tools go to "utils".  This reduces the size
    ;; of "out" by ~80 MiB.
    (outputs '("out" "utils"))
    ;; When updating Syncthing, check 'go.mod' in the source distribution to
    ;; ensure we are using the correct versions of these dependencies.
    (inputs
     `(("go-github-com-jackpal-go-nat-pmp"
        ,go-github-com-jackpal-go-nat-pmp)
       ("go-github-com-bkaradzic-go-lz4" ,go-github-com-bkaradzic-go-lz4)
       ("go-github-com-calmh-xdr" ,go-github-com-calmh-xdr)
       ("go-github-com-chmduquesne-rollinghash"
        ,go-github-com-chmduquesne-rollinghash)
       ("go-github-com-gobwas-glob" ,go-github-com-gobwas-glob)
       ("go-github-com-golang-groupcache-lru"
        ,go-github-com-golang-groupcache-lru)
       ("go-github-com-jackpal-gateway" ,go-github-com-jackpal-gateway)
       ("go-github-com-kballard-go-shellquote"
        ,go-github-com-kballard-go-shellquote)
       ("go-github-com-lib-pq" ,go-github-com-lib-pq)
       ("go-github-com-minio-sha256-simd" ,go-github-com-minio-sha256-simd)
       ("go-github-com-oschwald-geoip2-golang"
        ,go-github-com-oschwald-geoip2-golang)
       ("go-github-com-pkg-errors" ,go-github-com-pkg-errors)
       ("go-github-com-rcrowley-go-metrics" ,go-github-com-rcrowley-go-metrics)
       ("go-github-com-sasha-s-go-deadlock" ,go-github-com-sasha-s-go-deadlock)
       ("go-github-com-syncthing-notify" ,go-github-com-syncthing-notify)
       ("go-github-com-syndtr-goleveldb" ,go-github-com-syndtr-goleveldb)
       ("go-github-com-thejerf-suture" ,go-github-com-thejerf-suture)
       ("go-golang-org-x-time" ,go-golang-org-x-time)
       ("go-github-com-go-ldap-ldap" ,go-github-com-go-ldap-ldap)
       ("go-github-com-gogo-protobuf" ,go-github-com-gogo-protobuf)
       ("go-github-com-shirou-gopsutil" ,go-github-com-shirou-gopsutil)
       ("go-github-com-prometheus-client-golang"
        ,go-github-com-prometheus-client-golang)
       ("go-golang-org-x-net" ,go-golang-org-x-net)
       ("go-golang-org-x-text" ,go-golang-org-x-text)
       ("go-github-com-audriusbutkevicius-recli"
        ,go-github-com-audriusbutkevicius-recli)
       ("go-github-com-urfave-cli" ,go-github-com-urfave-cli)
       ("go-github-com-vitrun-qart" ,go-github-com-vitrun-qart)
       ("go-github-com-mattn-go-isatty" ,go-github-com-mattn-go-isatty)
       ("go-golang-org-x-crypto" ,go-golang-org-x-crypto)
       ("go-github-com-flynn-archive-go-shlex"
        ,go-github-com-flynn-archive-go-shlex)
       ("go-github-com-getsentry-raven-go" ,go-github-com-getsentry-raven-go)
       ("go-github-com-maruel-panicparse" ,go-github-com-maruel-panicparse)
       ("go-github-com-ccding-go-stun" ,go-github-com-ccding-go-stun)
       ("go-github-com-audriusbutkevicius-pfilter" ,go-github-com-audriusbutkevicius-pfilter)
       ("go-github-com-lucas-clemente-quic-go" ,go-github-com-lucas-clemente-quic-go)
       ("go-github-com-willf-bloom" ,go-github-com-willf-bloom)

       ;; For tests.
       ("go-github-com-d4l3k-messagediff" ,go-github-com-d4l3k-messagediff)))

    (arguments
     `(#:modules ((srfi srfi-26) ; for cut
                  (guix build utils)
                  (guix build go-build-system))
       #:import-path "github.com/syncthing/syncthing"
       ;; We don't need to install the source code for end-user applications.
       #:install-source? #f
       #:phases
       (modify-phases %standard-phases
         (add-before 'build 'increase-test-timeout
           (lambda _
             (substitute* "src/github.com/syncthing/syncthing/build.go"
               (("120s") "999s"))
             #t))

         (replace 'build
           (lambda _
             (with-directory-excursion "src/github.com/syncthing/syncthing"
               ;; XXX The only way to build Syncthing without its automatic
               ;; updater and to build the utilities is to "build all" and then
               ;; "build syncthing" again with -no-upgrade.
               ;; https://github.com/syncthing/syncthing/issues/6118
               (invoke "go" "run" "build.go" "build" "all")
               (delete-file "syncthing")
               (invoke "go" "run" "build.go" "-no-upgrade" "build" "syncthing"))))

         (replace 'check
           (lambda _
             (with-directory-excursion "src/github.com/syncthing/syncthing"
               (invoke "go" "run" "build.go" "test"))))

         (replace 'install
           (lambda* (#:key outputs #:allow-other-keys)
             (let ((out (assoc-ref outputs "out"))
                   (utils (assoc-ref outputs "utils")))
               (with-directory-excursion "src/github.com/syncthing/syncthing"
                 (install-file "syncthing" (string-append out "/bin"))
                 (for-each (cut install-file <> (string-append utils "/bin/"))
                           '("stcli" "stcompdirs" "stcrashreceiver"
                             "stdisco" "stdiscosrv" "stevents" "stfileinfo"
                             "stfinddevice" "stfindignored" "stgenfiles"
                             "stindex" "strelaypoolsrv" "strelaysrv" "stsigtool"
                             "stvanity" "stwatchfile" "uraggregate" "ursrv"))
                 #t))))

         (add-after 'install 'install-docs
           (lambda* (#:key outputs #:allow-other-keys)
             (let* ((out (assoc-ref outputs "out"))
                    (utils (assoc-ref outputs "utils"))
                    (man "/share/man")
                    (man-section (string-append man "/man"))
                    (src "src/github.com/syncthing/syncthing/man/"))
               ;; Install all the man pages to "out".
               (for-each
                 (lambda (file)
                   (install-file file
                                 (string-append out man-section
                                                (string-take-right file 1))))
                 (find-files src "\\.[1-9]"))
               ;; Copy all the man pages to "utils"
               (copy-recursively (string-append out man)
                                 (string-append utils man))
               ;; Delete extraneous man pages from "out" and "utils",
               ;; respectively.
               (delete-file (string-append out man "/man1/stdiscosrv.1"))
               (delete-file (string-append out man "/man1/strelaysrv.1"))
               (delete-file (string-append utils man "/man1/syncthing.1"))
             #t))))))
    (synopsis "Decentralized continuous file system synchronization")
    (description "Syncthing is a peer-to-peer file synchronization tool that
supports a wide variety of computing platforms.  It uses the Block Exchange
Protocol.")
    (home-page "https://github.com/syncthing/syncthing")
    (license mpl2.0)))

(define-public syncthing-gtk
  (package
    (name "syncthing-gtk")
    (version "0.9.4.4")
    (source (origin
              (method git-fetch)
              (uri (git-reference
                    (url "https://github.com/syncthing/syncthing-gtk.git")
                    (commit (string-append "v" version))))
              (file-name (git-file-name name version))
              (sha256
               (base32
                "0nc0wd7qvyri7841c3dd9in5d7367hys0isyw8znv5fj4c0a6v1f"))))
    (build-system python-build-system)
    (arguments
     `(#:python ,python-2
       #:phases
       (modify-phases %standard-phases
         (add-after 'unpack 'hardcode-dependencies
           (lambda* (#:key inputs #:allow-other-keys)
             (let ((psmisc (assoc-ref inputs "psmisc"))
                   (syncthing (assoc-ref inputs "syncthing")))
               ;; Hardcode dependencies paths to avoid propagation.
               (substitute* "syncthing_gtk/tools.py"
                 (("killall") (string-append psmisc "/bin/killall")))
               (substitute* "syncthing_gtk/configuration.py"
                 (("/usr/bin/syncthing") (string-append syncthing
                                                        "/bin/syncthing"))))
             #t))
         (add-after 'wrap 'wrap-libs
           (lambda* (#:key outputs #:allow-other-keys)
             (let ((out (assoc-ref outputs "out")))
               (wrap-program (string-append out "/bin/syncthing-gtk")
                 `("GI_TYPELIB_PATH" ":" prefix
                   (,(getenv "GI_TYPELIB_PATH"))))
               #t))))))
    (inputs
     `(("gtk+" ,gtk+)
       ("libappindicator" ,libappindicator)
       ("libnotify" ,libnotify)
       ("librsvg" ,librsvg)
       ("python2-bcrypt" ,python2-bcrypt)
       ("python2-dateutil" ,python2-dateutil)
       ("python2-pycairo" ,python2-pycairo)
       ("python2-pygobject" ,python2-pygobject)
       ("python-nautilus" ,python-nautilus)
       ("psmisc" ,psmisc)
       ("syncthing" ,syncthing)))
    (native-inputs
     `(("python2-setuptools" ,python2-setuptools)))
    (home-page "https://github.com/syncthing/syncthing-gtk")
    (synopsis "GTK3 based GUI and notification area icon for Syncthing")
    (description "@code{syncthing-gtk} is a GTK3 Python based GUI and
notification area icon for Syncthing.  Supported Syncthing features:

@itemize
@item Everything that WebUI can display
@item Adding, editing and deleting nodes
@item Adding, editing and deleting repositories
@item Restart, shutdown server
@item Editing daemon settings
@end itemize\n")
    (license gpl2)))

(define-public go-github-com-jackpal-go-nat-pmp
  (package
    (name "go-github-com-jackpal-go-nat-pmp")
    (version "1.0.2")
    (source (origin
              (method git-fetch)
              (uri (git-reference
                    (url "https://github.com/jackpal/go-nat-pmp")
                    (commit (string-append "v" version))))
              (file-name (git-file-name name version))
              (sha256
               (base32
                "1p2yrzfbkazc9nisr2iqjwzhb6q16zj6finyxxn2ikk7iiighl1g"))))
    (build-system go-build-system)
    (arguments
     `(#:import-path "github.com/jackpal/go-nat-pmp"))
    (synopsis "Port mapping and discovery of external IP address")
    (description "This package provides a Go client for the NAT-PMP internet
protocol for port mapping and discovering the external IP address of a
firewall.")
    (home-page "https://github.com/jackpal/go-nat-pmp")
    (license asl2.0)))

(define-public go-github-com-audriusbutkevicius-recli
  (package
    (name "go-github-com-audriusbutkevicius-recli")
    (version "0.0.5")
    (source (origin
              (method git-fetch)
              (uri (git-reference
                    (url "https://github.com/AudriusButkevicius/recli")
                    (commit (string-append "v" version))))
              (file-name (git-file-name name version))
              (sha256
               (base32
                "1m1xna1kb78pkmr1lfmvvnpk9j7c4x71j3a7c6vj7zpzc4srpsmf"))))
    (build-system go-build-system)
    (inputs
     `(("go-github-com-pkg-errors" ,go-github-com-pkg-errors)
       ("go-github-com-urfave-cli" ,go-github-com-urfave-cli)))
    (arguments
     `(#:import-path "github.com/AudriusButkevicius/recli"))
    (synopsis "Reflection-based CLI generator")
    (description "For a given struct, @code{recli} builds a set of
@code{urfave/cli} commands which allows you to modify it from the command line.
It is useful for generating command line clients for your application
configuration that is stored in a Go struct.")
    (home-page "https://github.com/AudriusButkevicius/recli")
    (license mpl2.0)))

(define-public go-github-com-bkaradzic-go-lz4
  (let ((commit "7224d8d8f27ef618c0a95f1ae69dbb0488abc33a")
        (revision "0"))
    (package
      (name "go-github-com-bkaradzic-go-lz4")
      (version (git-version "0.0.0" revision commit))
      (source (origin
                (method git-fetch)
                (uri (git-reference
                       (url "https://github.com/bkaradzic/go-lz4")
                       (commit commit)))
                (file-name (git-file-name name version))
                (sha256
                  (base32
                    "10lmya17vdqg2pvqni0p73iahni48s1v11ya9a0hcz4jh5vw4dkb"))))
      (build-system go-build-system)
      (arguments
        `(#:import-path "github.com/bkaradzic/go-lz4"))
      (synopsis "LZ4 compression algorithm")
      (description "This package provides @code{go-lz4}, a Go implementation of
the LZ4 compression algorithm.")
      (home-page "https://github.com/bkaradzic/go-lz4")
      (license bsd-2))))

(define-public go-github-com-calmh-du
  (package
    (name "go-github-com-calmh-du")
    (version "1.0.1")
    (source (origin
              (method git-fetch)
              (uri (git-reference
                    (url "https://github.com/calmh/du")
                    (commit (string-append "v" version))))
              (file-name (git-file-name name version))
              (sha256
               (base32
                "0qb3a6y3p9nkyn3s66k6zcm16y8n8578qh23ddj14cxf2scrr2n2"))))
    (build-system go-build-system)
    (arguments
     `(#:import-path "github.com/calmh/du"))
    (synopsis "Get total and available disk space of a given volume")
    (description "This is a Go implementation of `du`.  It provides disk usage
information, such as how much storage space is available, free, and used.")
    (home-page "https://github.com/calmh/du")
    (license public-domain)))

(define-public go-github-com-calmh-xdr
  (package
    (name "go-github-com-calmh-xdr")
    (version "1.1.0")
    (source (origin
              (method git-fetch)
              (uri (git-reference
                    (url "https://github.com/calmh/xdr")
                    (commit (string-append "v" version))))
              (file-name (git-file-name name version))
              (sha256
               (base32
                "072wqdncz3nd4a3zkhvzzx1y3in1lm29wfvl0d8wrnqs5pyqh0mh"))))
    (build-system go-build-system)
    (arguments
     `(#:import-path "github.com/calmh/xdr"))
    (synopsis "XDR marshalling and unmarshalling")
    (description "XDR is an External Data Representation (XDR)
marshalling and unmarshalling library in Go.  It uses code generation and not
reflection.")
    (home-page "https://github.com/calmh/xdr")
    (license expat)))

(define-public go-github-com-d4l3k-messagediff
  (package
    (name "go-github-com-d4l3k-messagediff")
    (version "1.2.1")
    (source (origin
              (method git-fetch)
              (uri (git-reference
                     (url "https://github.com/d4l3k/messagediff")
                     (commit (string-append "v" version))))
              (file-name (git-file-name name version))
              (sha256
               (base32
                "104hl8x57ciaz7mzafg1vp9qggxcyfm8hsv9bmlihbz9ml3nyr8v"))))
    (build-system go-build-system)
    (arguments
      `(#:import-path "github.com/d4l3k/messagediff"))
    (synopsis "Diff arbitrary Go structs")
    (description "Messagediff is a library for calculating diffs of arbitrary
structs in the Go programming language.")
    (home-page "https://github.com/d4l3k/messagediff")
    (license expat)))

(define-public go-github-com-gobwas-glob
  (package
    (name "go-github-com-gobwas-glob")
    (version "0.2.3")
    (source (origin
              (method git-fetch)
              (uri (git-reference
                     (url "https://github.com/gobwas/glob")
                     (commit (string-append "v" version))))
              (file-name (git-file-name name version))
              (sha256
               (base32
                "0jxk1x806zn5x86342s72dq2qy64ksb3zrvrlgir2avjhwb18n6z"))))
    (build-system go-build-system)
    (arguments
      `(#:import-path "github.com/gobwas/glob"))
    (synopsis "Go globbing library")
    (description "This package provides a Go implementation of globs.")
    (home-page "https://github.com/gobwas/glob")
    (license expat)))

(define-public go-github-com-golang-groupcache-lru
  (let ((commit "869f871628b6baa9cfbc11732cdf6546b17c1298")
        (revision "2"))
    (package
      (name "go-github-com-golang-groupcache-lru")
      (version (git-version "0.0.0" revision commit))
      (source (origin
                (method git-fetch)
                (uri (git-reference
                      (url "https://github.com/golang/groupcache")
                      (commit commit)))
                (file-name (git-file-name name version))
                (sha256
                 (base32
                  "0r4nk8129bvx50qb4xzjaay39b2h6k7cbdqqzdlanmc82ygczsbw"))))
      (build-system go-build-system)
      (arguments
       `(#:import-path "github.com/golang/groupcache/lru"
         #:unpack-path "github.com/golang/groupcache"))
      (synopsis "Groupcache is a caching and cache-filling library")
      (description "Groupcache is a caching and cache-filling library, intended
as a replacement for memcached in many cases.  It provides a data loading
mechanism with caching and de-duplication that works across a set of peer
processes.")
      (home-page "https://github.com/golang/groupcache")
      (license asl2.0))))

(define-public go-github-com-golang-snappy
  (let ((commit "553a641470496b2327abcac10b36396bd98e45c9")
        (revision "0"))
    (package
      (name "go-github-com-golang-snappy")
      (version (git-version "0.0.0" revision commit))
      (source (origin
                (method git-fetch)
                (uri (git-reference
                      (url "https://github.com/golang/snappy")
                      (commit commit)))
                (file-name (git-file-name name version))
                (sha256
                 (base32
                  "0kssxnih1l722hx9219c7javganjqkqhvl3i0hp0hif6xm6chvqk"))))
      (build-system go-build-system)
      (arguments
       `(#:import-path "github.com/golang/snappy"))
      (synopsis "Snappy compression format in the Go programming language")
      (description "This package provides a Go implementation of the Snappy
compression format.")
      (home-page "https://github.com/golang/snappy")
      (license bsd-3))))

(define-public go-github-com-jackpal-gateway
  (package
    (name "go-github-com-jackpal-gateway")
    (version "1.0.6")
    (source (origin
              (method git-fetch)
              (uri (git-reference
                    (url "https://github.com/jackpal/gateway")
                    (commit (string-append "v" version))))
              (file-name (git-file-name name version))
              (sha256
               (base32
                "1yms2dw4dnz4cvj9vhwh6193d50jhvn5awsp2g3a4lcc3sjrgd6m"))))
    (build-system go-build-system)
    (arguments
     `(#:import-path "github.com/jackpal/gateway"))
    (synopsis "Discover the address of a LAN gateway")
    (description "@code{gateway} is a Go library for discovering the IP
address of the default LAN gateway.")
    (home-page "https://github.com/jackpal/gateway")
    (license bsd-3)))

(define-public go-github-com-lib-pq
  (package
    (name "go-github-com-lib-pq")
    (version "1.2.0")
    (source (origin
              (method git-fetch)
              (uri (git-reference
                    (url "https://github.com/lib/pq")
                    (commit (string-append "v" version))))
              (file-name (git-file-name name version))
              (sha256
               (base32
                "08j1smm6rassdssdks4yh9aspa1dv1g5nvwimmknspvhx8a7waqz"))))
    (build-system go-build-system)
    (arguments
     `(#:import-path "github.com/lib/pq"
       ;; The tests seem to fail without access to the network or a running
       ;; Postgres instance.
       #:tests? #f))
    (synopsis "Golang Postgres driver for Go's database/sql")
    (description "This package provides a pure Go Postgres driver for Go's
database/sql package.")
    (home-page "https://github.com/lib/pq")
    (license expat)))

(define-public go-github-com-oschwald-geoip2-golang
  (package
    (name "go-github-com-oschwald-geoip2-golang")
    (version "1.4.0")
    (source (origin
              (method git-fetch)
              (uri (git-reference
                    (url "https://github.com/oschwald/geoip2-golang")
                    (commit (string-append "v" version))))
              (file-name (git-file-name name version))
              (sha256
               (base32
                "1jj4rbdpy87rbl79czg5hs5dyn6xlbnk0bnvyzi71dsxan57nixw"))))
    (build-system go-build-system)
    (propagated-inputs
     `(("go-github-com-oschwald-maxminddb-golang"
        ,go-github-com-oschwald-maxminddb-golang)
       ("go-golang-org-x-sys" ,go-golang-org-x-sys)))
    (arguments
     `(#:import-path "github.com/oschwald/geoip2-golang"
       #:tests? #f)) ; Requires some unpackaged software and test data
    (synopsis "MaxMind GeoIP2 reader")
    (description "This package provides a library for reading MaxMind
GeoLite2 and GeoIP2 databases in Go.")
    (home-page "https://github.com/oschwald/geoip2-golang")
    (license isc)))

(define-public go-github-com-oschwald-maxminddb-golang
  (package
    (name "go-github-com-oschwald-maxminddb-golang")
    (version "1.4.0")
    (source (origin
              (method git-fetch)
              (uri (git-reference
                    (url "https://github.com/oschwald/maxminddb-golang")
                    (commit (string-append "v" version))))
              (file-name (git-file-name name version))
              (sha256
               (base32
                "100wd5qv00pkcm6cb8c4x5gavc9jnn7drh6xrqh85hzci4rils66"))))
    (build-system go-build-system)
    (propagated-inputs
     `(("go-golang-org-x-sys" ,go-golang-org-x-sys)))
    (arguments
     `(#:import-path "github.com/oschwald/maxminddb-golang"
       #:tests? #f)) ; Requires some unpackaged software and test data
    (synopsis "MaxMind DB Reader for Go")
    (description "This is a Go reader for the MaxMind DB format.  Although
this can be used to read GeoLite2 and GeoIP2 databases, @code{geoip2} provides a
higher-level API for doing so.")
    (home-page "https://github.com/oschwald/maxminddb-golang")
    (license isc)))

(define-public go-github-com-stathat-go
  (let ((commit "74669b9f388d9d788c97399a0824adbfee78400e")
        (revision "0"))
    (package
      (name "go-github-com-stathat-go")
      (version (git-version "0.0.0" revision commit))
      (source (origin
                (method git-fetch)
                (uri (git-reference
                      (url "https://github.com/stathat/go")
                      (commit commit)))
                (file-name (git-file-name name version))
                (sha256
                 (base32
                  "1zzlsl24dyr202qkr2pay22m6d0gb7ssms77wgdx0r0clgm7dihw"))))
      (build-system go-build-system)
      (arguments
       `(#:import-path "github.com/stathat/go"))
      (synopsis "Post statistics to StatHat")
      (description "This is a Go package for posting to a StatHat account.")
      (home-page "https://github.com/stathat/go")
      (license expat))))

(define-public go-github-com-rcrowley-go-metrics
  (let ((commit "cac0b30c2563378d434b5af411844adff8e32960")
        (revision "2"))
    (package
      (name "go-github-com-rcrowley-go-metrics")
      (version (git-version "0.0.0" revision commit))
      (source (origin
                (method git-fetch)
                (uri (git-reference
                      (url "https://github.com/rcrowley/go-metrics")
                      (commit commit)))
                (file-name (git-file-name name version))
                (sha256
                 (base32
                  "1hfxffnpaw49pr3wrkbzq3pnv3nyzsvk5dxndv0yz70xlrbg8a04"))))
      (build-system go-build-system)
      (arguments
       ;; Arbitrary precision tests are known to be broken on aarch64, ppc64le
       ;; and s390x. See: https://github.com/rcrowley/go-metrics/issues/249
       `(#:tests? ,(not (string-prefix? "aarch64" (or (%current-target-system)
                                                      (%current-system))))
         #:import-path "github.com/rcrowley/go-metrics"))
      (propagated-inputs
       `(("go-github-com-stathat-go" ,go-github-com-stathat-go)))
      (synopsis "Go port of Coda Hale's Metrics library")
      (description "This package provides a Go implementation of Coda Hale's
Metrics library.")
      (home-page "https://github.com/rcrowley/go-metrics")
      (license bsd-2))))

(define-public go-github-com-sasha-s-go-deadlock
  (package
    (name "go-github-com-sasha-s-go-deadlock")
    (version "0.2.0")
    (source (origin
              (method git-fetch)
              (uri (git-reference
                    (url "https://github.com/sasha-s/go-deadlock")
                    (commit (string-append "v" version))))
              (file-name (git-file-name name version))
              (sha256
               (base32
                "13p7b7pakd9k1c2k0fs1hfim3c8mivz679977ai6zb01s4aw7gyg"))))
    (build-system go-build-system)
    (arguments
     `(#:import-path "github.com/sasha-s/go-deadlock"))
    (propagated-inputs
     `(("go-github-com-petermattis-goid" ,go-github-com-petermattis-goid)))
    (synopsis "Deadlock detection in go")
    (description "This package provides tools for detecting deadlocks at
run-time in Go.")
    (home-page "https://github.com/sasha-s/go-deadlock")
    (license asl2.0)))

(define-public go-github-com-syndtr-goleveldb
  (let ((commit "758128399b1df3a87e92df6c26c1d2063da8fabe")
        (revision "4"))
    (package
      (name "go-github-com-syndtr-goleveldb")
      (version (git-version "1.0.1" revision commit))
      (source (origin
                (method git-fetch)
                (uri (git-reference
                      (url "https://github.com/syndtr/goleveldb")
                      (commit commit)))
                (file-name (git-file-name name version))
                (sha256
                 (base32
                  "0mnkzrz4di13g6ggd54my7bkb9nwk8f5k672dyasn467wsg7bf8f"))))
      (build-system go-build-system)
      (propagated-inputs
       `(("go-github-com-golang-snappy" ,go-github-com-golang-snappy)))
      (arguments
       `(#:import-path "github.com/syndtr/goleveldb/leveldb"
         #:unpack-path "github.com/syndtr/goleveldb"
         #:tests? #f)) ; XXX needs 'github.com/onsi/gomega' package
      (synopsis "LevelDB key/value database")
      (description "This is an implementation of the LevelDB key / value
database in Go.")
      (home-page "https://github.com/syndtr/goleveldb")
      (license bsd-2))))

(define-public go-github-com-thejerf-suture
  (package
    (name "go-github-com-thejerf-suture")
    (version "3.0.2")
    (source (origin
              (method git-fetch)
              (uri (git-reference
                    (url "https://github.com/thejerf/suture")
                    (commit (string-append "v" version))))
              (file-name (git-file-name name version))
              (sha256
               (base32
                "03bdrl78jfwk0kw40lj63ga9cxhgccgss8yi9lp5j0m0ml7921gh"))))
    (build-system go-build-system)
    (arguments
     `(#:import-path "github.com/thejerf/suture"))
    (synopsis "Supervisor trees for Go")
    (description "Suture provides Erlang-ish supervisor trees for Go.
\"Supervisor trees\" -> \"sutree\" -> \"suture\" -> holds your code together
when it's trying to die.

It is intended to deal gracefully with the real failure cases that can occur
with supervision trees (such as burning all your CPU time endlessly restarting
dead services), while also making no unnecessary demands on the \"service\"
code, and providing hooks to perform adequate logging with in a production
environment")
    (home-page "https://github.com/thejerf/suture")
    (license expat)))

(define-public go-github-com-vitrun-qart
  (let ((commit "bf64b92db6b05651d6c25a3dabf2d543b360c0aa")
        (revision "0"))
    (package
      (name "go-github-com-vitrun-qart")
      (version (git-version "0.0.0" revision commit))
      (source (origin
                (method git-fetch)
                (uri (git-reference
                      (url "https://github.com/vitrun/qart")
                      (commit commit)))
                (file-name (string-append "go-github-com-vitrun-qart-"
                                          version "-checkout"))
                (sha256
                 (base32
                  "1xk7qki703xmay9ghi3kq2bjf1iw9dz8wik55739d6i7sn77vvkc"))))
      (build-system go-build-system)
      (arguments
       `(#:import-path "github.com/vitrun/qart"))
      (synopsis "Create QR codes with an embedded image")
      (description "This package provides a library for embedding
human-meaningful graphics in QR codes.  However, instead of scribbling on
redundant pieces and relying on error correction to preserve the meaning,
@code{qart} engineers the encoded values to create the picture in a code with no
inherent errors.")
      (home-page "https://github.com/vitrun/qart")
      (license bsd-3))))

(define-public go-github-com-chmduquesne-rollinghash
  (let ((commit "a60f8e7142b536ea61bb5d84014171189eeaaa81")
        (revision "0"))
    (package
      (name "go-github-com-chmduquesne-rollinghash")
      (version (git-version "4.0.0" revision commit))
      (source
        (origin
          (method git-fetch)
          (uri (git-reference
                 (url "https://github.com/chmduquesne/rollinghash")
                 (commit commit)))
          (file-name (git-file-name name version))
          (sha256
           (base32
            "0fpaqq4zb0wikgbhn7vwqqj1h865f5xy195vkhivsp922p7qwsjr"))))
      (build-system go-build-system)
      (arguments
       '(#:import-path "github.com/chmduquesne/rollinghash/"))
      (synopsis "Rolling hashes in Go")
      (description "This package provides a Go implementation of several rolling
hashes.")
      (home-page "https://github.com/chmduquesne/rollinghash")
      (license expat))))

(define-public go-github-com-petermattis-goid
  (let ((commit "b0b1615b78e5ee59739545bb38426383b2cda4c9")
        (revision "1"))
    (package
      (name "go-github-com-petermattis-goid")
      (version (git-version "0.0.0" revision commit))
      (source (origin
                (method git-fetch)
                (uri (git-reference
                       (url "https://github.com/petermattis/goid")
                       (commit commit)))
                (file-name (git-file-name name version))
                (sha256
                 (base32
                  "0ghfxn045r0bbn2vszw897lxzmhnm4k59aypjvpxl0pbzsw9ab2c"))))
      (build-system go-build-system)
      (arguments
       '(#:import-path "github.com/petermattis/goid"))
      (synopsis "Identify the running goroutine")
      (description "This package offers a method of programmatically retrieving
the current goroutine's ID.")
      (home-page "https://github.com/petermattis/goid")
      (license asl2.0))))

(define-public go-github-com-kballard-go-shellquote
  (let ((commit "95032a82bc518f77982ea72343cc1ade730072f0")
        (revision "1"))
    (package
      (name "go-github-com-kballard-go-shellquote")
      (version (git-version "0.0.0" revision commit))
      (source (origin
                (method git-fetch)
                (uri (git-reference
                       (url "https://github.com/kballard/go-shellquote")
                       (commit commit)))
                (file-name (git-file-name name version))
                (sha256
                 (base32
                  "1rspvmnsikdq95jmx3dykxd4k1rmgl98ryjrysvl0cf18hl1vq80"))))
      (build-system go-build-system)
      (arguments
       '(#:import-path "github.com/kballard/go-shellquote"))
      (synopsis "Shell-style string joins and splits")
      (description "Shellquote provides utilities for joining/splitting strings
using sh's word-splitting rules.")
      (home-page "https://github.com/kballard/go-shellquote")
      (license expat))))

(define-public go-github-com-syncthing-notify
  (let ((commit "69c7a957d3e261f9744f46b3dd4d608d8480ad90")
        (revision "5"))
    (package
      (name "go-github-com-syncthing-notify")
      (version (git-version "0.0.0" revision commit))
      (source (origin
                (method git-fetch)
                (uri (git-reference
                       (url "https://github.com/syncthing/notify")
                       (commit commit)))
                (file-name (git-file-name name version))
                (sha256
                 (base32
                  "1mmdzyfnmjabyhbipl4bggw4w5nlxyyjp0d93qd824kj07kmsr1f"))))
      (build-system go-build-system)
      (arguments
       '(#:import-path "github.com/syncthing/notify"))
      (propagated-inputs
       `(("go-golang-org-x-sys" ,go-golang-org-x-sys)))
      (synopsis "File system event notification library")
      (description "This package provides @code{notify}, a file system event
notification library in Go.")
      (home-page "https://github.com/syncthing/notify")
      (license expat))))

(define-public go-github-com-beorn7-perks-quantile
  (let ((commit "4c0e84591b9aa9e6dcfdf3e020114cd81f89d5f9")
        (revision "0"))
    (package
      (name "go-github-com-beorn7-perks-quantile")
      (version (git-version "0.0.0" revision commit))
      (source (origin
                (method git-fetch)
                (uri (git-reference
                       (url "https://github.com/beorn7/perks")
                       (commit commit)))
                (file-name (git-file-name name version))
                (sha256
                 (base32
                  "1hrybsql68xw57brzj805xx2mghydpdiysv3gbhr7f5wlxj2514y"))))
      (build-system go-build-system)
      (arguments
       '(#:import-path "github.com/beorn7/perks/quantile"
         #:unpack-path "github.com/beorn7/perks"))
      (synopsis "Compute approximate quantiles over an unbounded data stream")
      (description "Perks contains the Go package @code{quantile} that computes
approximate quantiles over an unbounded data stream within low memory and CPU
bounds.")
      (home-page "https://github.com/beorn7/perks")
      (license expat))))

(define-public go-github-com-prometheus-client-model
  (let ((commit "14fe0d1b01d4d5fc031dd4bec1823bd3ebbe8016")
        (revision "2"))
    (package
      (name "go-github-com-prometheus-client-model")
      (version (git-version "0.0.2" revision commit))
      (source (origin
                (method git-fetch)
                (uri (git-reference
                       (url "https://github.com/prometheus/client_model")
                       (commit commit)))
                (file-name (git-file-name name version))
                (sha256
                 (base32
                  "0zdmk6rbbx39cvfz0r59v2jg5sg9yd02b4pds5n5llgvivi99550"))))
      (build-system go-build-system)
      (arguments
       '(#:import-path "github.com/prometheus/client_model"
         #:tests? #f
         #:phases
         (modify-phases %standard-phases
           ;; Source-only package
           (delete 'build))))
      (propagated-inputs
       `(("go-github-com-golang-protobuf-proto"
          ,go-github-com-golang-protobuf-proto)))
      (synopsis "Data model artifacts for Prometheus")
      (description "This package provides data model artifacts for Prometheus.")
      (home-page "https://github.com/prometheus/client_model")
      (license asl2.0))))

(define-public go-github-com-matttproud-golang-protobuf-extensions-pbutil
  (let ((commit "c12348ce28de40eed0136aa2b644d0ee0650e56c")
        (revision "0"))
    (package
      (name "go-github-com-matttproud-golang-protobuf-extensions-pbutil")
      (version (git-version "1.0.0" revision commit))
      (source
        (origin
          (method git-fetch)
          (uri
            (git-reference
              (url "https://github.com/matttproud/golang_protobuf_extensions")
              (commit commit)))
          (file-name (git-file-name name version))
          (sha256
           (base32
            "1d0c1isd2lk9pnfq2nk0aih356j30k3h1gi2w0ixsivi5csl7jya"))))
      (build-system go-build-system)
      (arguments
       '(#:import-path "github.com/matttproud/golang_protobuf_extensions/pbutil"
         #:unpack-path "github.com/matttproud/golang_protobuf_extensions"))
      (propagated-inputs
       `(("go-github-com-golang-protobuf-proto"
          ,go-github-com-golang-protobuf-proto)))
      (synopsis "Streaming Protocol Buffers in Go")
      (description "This package provides various Protocol Buffer
extensions for the Go language, namely support for record length-delimited
message streaming.")
      (home-page "https://github.com/matttproud/golang_protobuf_extensions")
      (license asl2.0))))

(define-public go-github-com-prometheus-common
    (package
      (name "go-github-com-prometheus-common")
      (version "0.4.1")
      (source (origin
                (method git-fetch)
                (uri (git-reference
                       (url "https://github.com/prometheus/common")
                       (commit (string-append "v" version))))
                (file-name (git-file-name name version))
                (sha256
                 (base32
                  "0sf4sjdckblz1hqdfvripk3zyp8xq89w7q75kbsyg4c078af896s"))))
      (build-system go-build-system)
      (arguments
       '(#:import-path "github.com/prometheus/common"
         #:tests? #f
         #:phases
         (modify-phases %standard-phases
           (add-before 'reset-gzip-timestamps 'make-gzip-archive-writable
             (lambda* (#:key outputs #:allow-other-keys)
               (map (lambda (file)
                      (make-file-writable file))
                    (find-files
                      (string-append (assoc-ref outputs "out")
                                     "/src/github.com/prometheus/common/expfmt/testdata/")
                      ".*\\.gz$"))
               #t))
           ;; Source-only package
           (delete 'build))))
      (propagated-inputs
       `(("go-github-com-golang-protobuf-proto"
          ,go-github-com-golang-protobuf-proto)
         ("go-github-com-matttproud-golang-protobuf-extensions-pbutil"
          ,go-github-com-matttproud-golang-protobuf-extensions-pbutil)
         ("go-github-com-prometheus-client-model"
          ,go-github-com-prometheus-client-model)))
      (synopsis "Prometheus metrics")
      (description "This package provides tools for reading and writing
Prometheus metrics.")
      (home-page "https://github.com/prometheus/common")
      (license asl2.0)))

(define-public go-github-com-prometheus-procfs
    (package
      (name "go-github-com-prometheus-procfs")
      (version "0.0.4")
      (source (origin
                (method git-fetch)
                (uri (git-reference
                       (url "https://github.com/prometheus/procfs")
                       (commit (string-append "v" version))))
                (file-name (git-file-name name version))
                (sha256
                 (base32
                  "1z5jq5rjala0a0di4nwk1rai0z9f73qwqj6mgcbpjbg2qknlb544"))))
      (build-system go-build-system)
      (arguments
       '(#:import-path "github.com/prometheus/procfs"
         ;; The tests require Go modules, which are not yet supported in Guix's
         ;; Go build system.
         #:tests? #f))
      (synopsis "Go library for reading @file{/proc}")
      (description "The @code{procfs} Go package provides functions to retrieve
system, kernel, and process metrics from the @file{/proc} pseudo file system.")
      (home-page "https://github.com/prometheus/procfs")
      (license asl2.0)))

(define-public go-github-com-prometheus-client-golang
    (package
      (name "go-github-com-prometheus-client-golang")
      (version "1.2.1")
      (source (origin
                (method git-fetch)
                (uri (git-reference
                       (url "https://github.com/prometheus/client_golang")
                       (commit (string-append "v" version))))
                (file-name (git-file-name name version))
                (sha256
                 (base32
                  "0zs49psk23n9z8wrl02d5vib5wclpym8kaxcy6n5pk696i419065"))))
      (build-system go-build-system)
      (arguments
       '(#:tests? #f
         #:import-path "github.com/prometheus/client_golang"
         #:phases
         (modify-phases %standard-phases
           ;; Source-only package
           (delete 'build))))
      (propagated-inputs
       `(("go-github-com-beorn7-perks-quantile"
          ,go-github-com-beorn7-perks-quantile)
         ("go-github-com-golang-protobuf-proto"
          ,go-github-com-golang-protobuf-proto)
         ("go-github-com-prometheus-client-model"
          ,go-github-com-prometheus-client-model)
         ("go-github-com-prometheus-common"
          ,go-github-com-prometheus-common)
         ("go-github-com-prometheus-procfs" ,go-github-com-prometheus-procfs)
         ("go-github-com-cespare-xxhash" ,go-github-com-cespare-xxhash)))
      (synopsis "HTTP server and client tools for Prometheus")
      (description "This package @code{promhttp} provides HTTP client and
server tools for Prometheus metrics.")
      (home-page "https://github.com/prometheus/client_golang")
      (license asl2.0)))

(define-public go-github-com-go-asn1-ber-asn1-ber
  (package
    (name "go-github-com-go-asn1-ber-asn1-ber")
    (version "1.3.1")
    (source (origin
              (method git-fetch)
              (uri (git-reference
                     (url "https://github.com/go-asn1-ber/asn1-ber")
                     (commit (string-append "v" version))))
              (file-name (git-file-name name version))
              (sha256
               (base32
                "0dxfmgk84fn0p6pz3i0cspynh6rly5pfk9wghm1q07mx99npln02"))))
    (build-system go-build-system)
    (arguments
     '(#:import-path "github.com/go-asn1-ber/asn1-ber"))
    (synopsis "ASN.1 BER encoding and decoding in Go")
    (description "This package provides ASN.1 BER encoding and decoding in the
Go language.")
    (home-page "https://github.com/go-asn1-ber/asn1-ber")
    (license expat)))

(define-public go-github-com-go-ldap-ldap
  (package
    (name "go-github-com-go-ldap-ldap")
    (version "3.1.7")
    (source (origin
              (method git-fetch)
              (uri (git-reference
                     (url "https://github.com/go-ldap/ldap")
                     (commit (string-append "v" version))))
              (file-name (git-file-name name version))
              (sha256
               (base32
                "1z6wxia7a1jkmasa9mm6g4n8f0qqbp5rw6vk0zyh4vzk7azklnj2"))))
    (build-system go-build-system)
    (arguments
     '(#:import-path "github.com/go-ldap/ldap/v3"
       #:tests? #f)) ; test suite requires internet access
    (propagated-inputs
     `(("go-github-com-go-asn1-ber-asn1-ber" ,go-github-com-go-asn1-ber-asn1-ber)))
    (home-page "https://github.com/go-ldap/ldap")
    (synopsis "LDAP v3 functionality for Go")
    (description "This package provides basic LDAP v3 functionality in the Go
language.")
    (license expat)))

(define-public go-github-com-flynn-archive-go-shlex
  (let ((commit "3f9db97f856818214da2e1057f8ad84803971cff")
        (revision "0"))
    (package
      (name "go-github-com-flynn-archive-go-shlex")
      (version (git-version "0.0.0" revision commit))
      (source (origin
                (method git-fetch)
                (uri (git-reference
                       (url "https://github.com/flynn-archive/go-shlex")
                       (commit commit)))
                (file-name (git-file-name name version))
                (sha256
                 (base32
                  "1j743lysygkpa2s2gii2xr32j7bxgc15zv4113b0q9jhn676ysia"))))
      (build-system go-build-system)
      (arguments
       '(#:import-path "github.com/flynn-archive/go-shlex"))
      (synopsis "Go lexer")
      (description "Shlex is a simple lexer for go that supports shell-style
quoting, commenting, and escaping.")
      (home-page "https://github.com/flynn-archive/go-shlex")
      (license asl2.0))))

(define-public go-github-com-audriusbutkevicius-pfilter
  (package
    (name "go-github-com-audriusbutkevicius-pfilter")
    (version "0.0.5")
    (source
      (origin
        (method git-fetch)
        (uri (git-reference
               (url "https://github.com/AudriusButkevicius/pfilter")
               (commit version)))
        (file-name (git-file-name name version))
        (sha256
         (base32
          "0xzhwyd0w21bhvzl5pinn22hp0y6h44rh3s2ppql69rafc6zd3c6"))))
    (build-system go-build-system)
    (arguments
     '(#:import-path "github.com/AudriusButkevicius/pfilter"))
    (synopsis "Filter packets into multiple virtual connections")
    (description "Pfilter is a Go package for filtering packets into multiple
virtual connections from a single physical connection.")
    (home-page "https://github.com/AudriusButkevicius/pfilter")
    (license expat)))

(define-public go-github-com-ccding-go-stun
  (let ((commit "be486d185f3dfcb2dbf8429332da50a0da7f95a6")
        (revision "2"))
    (package
      (name "go-github-com-ccding-go-stun")
      (version (git-version "0.0.0" revision commit))
      (source
        (origin
          (method git-fetch)
          (uri (git-reference
                 (url "https://github.com/ccding/go-stun")
                 (commit commit)))
          (file-name (git-file-name name version))
          (sha256
           (base32
            "1gr0rw1c1y7wh6913lyn5k4ig023by27i36bly6am8dwgrgp34ww"))))
      (build-system go-build-system)
      (arguments
       '(#:import-path "github.com/ccding/go-stun"))
      (synopsis "STUN client implementation")
      (description "Go-stun is a go implementation of the STUN client (RFC 3489
and RFC 5389).")
      (home-page "https://github.com/ccding/go-stun")
      (license asl2.0))))

(define-public go-github-com-cespare-xxhash
  (package
    (name "go-github-com-cespare-xxhash")
    (version "2.1.0")
    (source (origin
              (method git-fetch)
              (uri (git-reference
                     (url "https://github.com/cespare/xxhash")
                     (commit (string-append "v" version))))
              (file-name (git-file-name name version))
              (sha256
               (base32
                "12ad3z7ki9j07c4kx3ywkl6188i2afsjg7sl60wd21p6zkkpfjxq"))))
    (build-system go-build-system)
    (arguments
     '(#:import-path "github.com/cespare/xxhash"))
    (synopsis "Go implementation of xxHash")
    (description "This package provides of Go implementation of the 64-bit
xxHash algorithm (XXH64).")
    (home-page "https://github.com/cespare/xxhash/")
    (license expat)))


code:
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2016, 2017, 2019, 2020 Efraim Flashner <efraim@flashner.co.il>
;;; Copyright © 2018, 2019 Tobias Geerinckx-Rice <me@tobias.gr>
;;; Copyright © 2020 Vinicius Monego <monego@posteo.net>
;;;
;;; This file is part of GNU Guix.
;;;
;;; 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.
;;;
;;; GNU Guix is distributed in the hope that it will be useful, but
;;; WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;;; GNU General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.

(define-module (gnu packages syndication)
  #:use-module ((guix licenses) #:prefix license:)
  #:use-module (guix download)
  #:use-module (guix packages)
  #:use-module (guix build-system cargo)
  #:use-module (guix build-system glib-or-gtk)
  #:use-module (guix build-system gnu)
  #:use-module (guix build-system python)
  #:use-module (gnu packages)
  #:use-module (gnu packages check)
  #:use-module (gnu packages crates-io)
  #:use-module (gnu packages curl)
  #:use-module (gnu packages documentation)
  #:use-module (gnu packages gettext)
  #:use-module (gnu packages glib)
  #:use-module (gnu packages gnome)
  #:use-module (gnu packages gstreamer)
  #:use-module (gnu packages gtk)
  #:use-module (gnu packages ncurses)
  #:use-module (gnu packages pkg-config)
  #:use-module (gnu packages python)
  #:use-module (gnu packages python-check)
  #:use-module (gnu packages python-xyz)
  #:use-module (gnu packages python-web)
  #:use-module (gnu packages ruby)
  #:use-module (gnu packages sqlite)
  #:use-module (gnu packages tls)
  #:use-module (gnu packages web)
  #:use-module (gnu packages webkit)
  #:use-module (gnu packages xml)
  #:use-module (srfi srfi-1))

(define-public newsboat
  (package
    (name "newsboat")
    (version "2.20.1")
    (source
     (origin
       (method url-fetch)
       (uri (string-append "https://newsboat.org/releases/" version
                           "/newsboat-" version ".tar.xz"))
       (sha256
        (base32
         "0rimjikni96m52vhymgsg1b9g99af6ggyzd1lpvhgqsznxwj0y42"))
       (modules '((guix build utils)))
       (snippet
        '(begin
           (substitute* "rust/libnewsboat/Cargo.toml"
             (("= 1.0.17") "1.0.17"))
           #t))))
    (build-system cargo-build-system)
    (native-inputs
     `(("gettext" ,gettext-minimal)
       ("openssl" ,openssl)
       ("pkg-config" ,pkg-config)
       ;; For building documentation.
       ("asciidoctor" ,ruby-asciidoctor)))
    (inputs
     `(("curl" ,curl)
       ("json-c" ,json-c-0.13)
       ("libxml2" ,libxml2)
       ("ncurses" ,ncurses)
       ("stfl" ,stfl)
       ("sqlite" ,sqlite)))
    (arguments
     `(#:modules ((guix build cargo-build-system)
                  (guix build utils)
                  ((guix build gnu-build-system) #:prefix gnu:))
       #:vendor-dir "vendor"
       #:cargo-inputs
       (("rust-backtrace" ,rust-backtrace-0.3)
        ("rust-bitflags" ,rust-bitflags-1)
        ("rust-chrono" ,rust-chrono-0.4)
        ("rust-clap" ,rust-clap-2)
        ("rust-curl-sys" ,rust-curl-sys-0.4)
        ("rust-dirs" ,rust-dirs-2.0)
        ("rust-gettext-rs" ,rust-gettext-rs-0.4)
        ("rust-gettext-sys" ,rust-gettext-sys-0.19)
        ("rust-libc" ,rust-libc-0.2)
        ("rust-libz-sys" ,rust-libz-sys-1)
        ("rust-natord" ,rust-natord-1.0)
        ("rust-nom" ,rust-nom-5)
        ("rust-once-cell" ,rust-once-cell-1.2)
        ("rust-percent-encoding" ,rust-percent-encoding-2.1)
        ("rust-rand" ,rust-rand-0.6)
        ("rust-smallvec" ,rust-smallvec-0.6)
        ("rust-url" ,rust-url-2.1)
        ("rust-unicode-width" ,rust-unicode-width-0.1)
        ("rust-xdg" ,rust-xdg-2.2))
       #:cargo-development-inputs
       (("rust-tempfile" ,rust-tempfile-3)
        ("rust-proptest" ,rust-proptest-0.9)
        ("rust-section-testing" ,rust-section-testing-0.0))
       #:phases
       (modify-phases %standard-phases
         (add-after 'configure 'dont-vendor-self
           (lambda* (#:key vendor-dir #:allow-other-keys)
             ;; Don't keep the whole tarball in the vendor directory
             (delete-file-recursively
               (string-append vendor-dir "/" ,name "-" ,version ".tar.xz"))
             #t))
         (replace 'build
           (lambda* args
             ((assoc-ref gnu:%standard-phases 'build)
              #:make-flags
              (list (string-append "prefix=" (assoc-ref %outputs "out"))))))
         (replace 'check
           (lambda* args
             ((assoc-ref gnu:%standard-phases 'check)
              #:test-target "test"
              #:make-flags
              (list (string-append "prefix=" (assoc-ref %outputs "out"))))))
         (replace 'install
           (lambda* args
             ((assoc-ref gnu:%standard-phases 'install)
              #:make-flags
              (list (string-append "prefix=" (assoc-ref %outputs "out")))))))))
    (native-search-paths
     ;; Newsboat respects CURL_CA_BUNDLE.
     (package-native-search-paths curl))
    (home-page "https://newsboat.org/")
    (synopsis "Text-mode RSS and Atom feed reader with podcast support")
    (description "Newsboat is a feed reader for @dfn{RSS} and @dfn{Atom}, XML
formats widely used to transmit, publish, and syndicate news or blog articles.
It's designed for use on text terminals, and to have a coherent and easy-to-use
interface that might look familiar to @command{mutt} or @command{slrn} users.

Newsboat supports OPML import/exports, HTML rendering, podcasts (with
@command{podboat}), off-line reading, searching and storing articles to your
file system, and many more features.")
    (license (list license:gpl2+        ; filter/*
                   license:expat))))    ; everything else

(define-public newsboat-2.13
  (package
    (inherit newsboat)
    (version "2.13")
    (source
     (origin
       (method url-fetch)
       (uri (string-append "https://newsboat.org/releases/" version
                           "/newsboat-" version ".tar.xz"))
       (sha256
        (base32
         "0pik1d98ydzqi6055vdbkjg5krwifbk2hy2f5jp5p1wcy2s16dn7"))))
    (build-system gnu-build-system)
    (native-inputs
     `(,@(fold alist-delete (package-native-inputs newsboat)
               '("asciidoctor" "openssl"))
       ;; For building documentation.
       ("asciidoc" ,asciidoc)))
    (arguments
     '(#:phases
       (modify-phases %standard-phases
         (delete 'configure)            ; no configure script
         (add-after 'build 'build-documentation
           (lambda _
             (invoke "make" "doc"))))
       #:make-flags
       (list (string-append "prefix=" (assoc-ref %outputs "out")))
       #:test-target "test"))))

(define-public liferea
  (package
    (name "liferea")
    (version "1.12.9")
    (source
     (origin
       (method url-fetch)
       (uri (string-append "https://github.com/lwindolf/liferea/"
                           "releases/download/v" version "/liferea-"
                           version ".tar.bz2"))
       (sha256
        (base32 "06ybr1wjlfir8iqjx6x0v1knd4b2hsy30qmkk4kssy6ky2ahc66q"))))
    (build-system glib-or-gtk-build-system)
    (arguments
     `(#:phases
       (modify-phases %standard-phases
         (add-before 'configure 'prepare-build-environment
           (lambda* (#:key inputs #:allow-other-keys)
             ;; Workaround for https://github.com/lwindolf/liferea/issues/767.
             (setenv "WEBKIT_DISABLE_COMPOSITING_MODE" "1")))
         (add-after 'install 'wrap-gi-python
           (lambda* (#:key inputs outputs #:allow-other-keys)
             (let ((out               (assoc-ref outputs "out"))
                   (gi-typelib-path   (getenv "GI_TYPELIB_PATH"))
                   (python-path       (getenv "PYTHONPATH")))
               (wrap-program (string-append out "/bin/liferea")
                 `("GI_TYPELIB_PATH" ":" prefix (,gi-typelib-path))
                 `("PYTHONPATH" ":" prefix (,python-path))))
             #t)))))
    (native-inputs
     `(("gettext" ,gettext-minimal)
       ("glib:bin" ,glib "bin")
       ("gobject-introspection" ,gobject-introspection)
       ("intltool" ,intltool)
       ("pkg-config" ,pkg-config)))
    (inputs
     `(("glib-networking" ,glib-networking)
       ("gnome-keyring" ,gnome-keyring)
       ("gsettings-desktop-schemas" ,gsettings-desktop-schemas)
       ("gstreamer" ,gstreamer)
       ("json-glib" ,json-glib)
       ("libnotify" ,libnotify)
       ("libpeas" ,libpeas)
       ("libsecret" ,libsecret)
       ("libxml2" ,libxml2)
       ("libxslt" ,libxslt)
       ("python" ,python)
       ("python-pycairo" ,python-pycairo)
       ("python-pygobject" ,python-pygobject)
       ("webkitgtk" ,webkitgtk)))
    (home-page "https://lzone.de/liferea/")
    (synopsis "News reader for GTK/GNOME")
    (description "Liferea is a desktop feed reader/news aggregator that
brings together all of the content from your favorite subscriptions into
a simple interface that makes it easy to organize and browse feeds.")
    (license license:gpl2+)))

(define-public rtv
  (package
    (name "rtv")
    (version "1.27.0")
    (source
      (origin
        (method url-fetch)
        (uri (pypi-uri "rtv" version))
        (sha256
         (base32 "0hvw426y09l3yzwv2zkb9hifpfbg9wd1gg0y3z3pxcli6n3ii2wl"))))
    (build-system python-build-system)
    (arguments
     '(#:phases
       (modify-phases %standard-phases
         (add-before 'check 'set-environment-variables
           (lambda* (#:key inputs #:allow-other-keys)
             (setenv "HOME" (getcwd))
             (setenv "TERM" "linux")
             (setenv "TERMINFO" (string-append (assoc-ref inputs "ncurses")
                                               "/share/terminfo"))
             #t)))
       #:tests? #f)) ; tests fail: _curses.error: nocbreak() returned ERR
    (propagated-inputs
     `(("python-beautifulsoup4" ,python-beautifulsoup4)
       ("python-decorator" ,python-decorator)
       ("python-kitchen" ,python-kitchen)
       ("python-requests" ,python-requests)
       ("python-six" ,python-six)))
    (native-inputs
     `(("ncurses" ,ncurses)
       ("python-coveralls" ,python-coveralls)
       ("python-coverage" ,python-coverage)
       ("python-mock" ,python-mock)
       ("python-pylint" ,python-pylint)
       ("python-pytest" ,python-pytest)
       ("python-vcrpy" ,python-vcrpy)))
    (home-page "https://github.com/michael-lazar/rtv")
    (synopsis "Terminal viewer for Reddit (Reddit Terminal Viewer)")
    (description
     "RTV provides a text-based interface to view and interact with Reddit.")
    (license (list license:expat
                   license:gpl3+)))) ; rtv/packages/praw

(define-public tuir
  (package
    (name "tuir")
    (version "1.29.0")
    (source
      (origin
        (method url-fetch)
        (uri (pypi-uri "tuir" version))
        (sha256
         (base32
          "06xb030ibphbrz4nsxm8mh3g60ld8xfp6kc3j6vi1k4ls5s4h79i"))))
    (build-system python-build-system)
    (arguments
     `(#:phases
       (modify-phases %standard-phases
         (replace 'check
           (lambda* (#:key inputs outputs #:allow-other-keys)
             (add-installed-pythonpath inputs outputs)
             (invoke "pytest"))))))
    (inputs
     `(("python-beautifulsoup4" ,python-beautifulsoup4)
       ("python-decorator" ,python-decorator)
       ("python-kitchen" ,python-kitchen)
       ("python-requests" ,python-requests)
       ("python-six" ,python-six)))
    (native-inputs
     `(("python-coverage" ,python-coverage)
       ("python-coveralls" ,python-coveralls)
       ("python-mock" ,python-mock)
       ("python-pylint" ,python-pylint)
       ("python-pytest" ,python-pytest)
       ("python-vcrpy" ,python-vcrpy)))
    (home-page "https://gitlab.com/ajak/tuir")
    (synopsis "Terminal viewer for Reddit (Terminal UI for Reddit)")
    (description
     "Tuir provides a simple terminal viewer for Reddit (Terminal UI for Reddit).")
    (license (list license:expat
                   license:gpl3+))))    ; tuir/packages/praw

(define-public rawdog
  (package
    (name "rawdog")
    (version "2.23")
    (source
     (origin
       (method url-fetch)
       (uri (string-append "https://offog.org/files/rawdog-"
                           version ".tar.gz"))
       (sha256
        (base32
         "18nyg19mwxyqdnykplkqmzb4n27vvrhvp639zai8f81gg9vdbsjp"))))
    (build-system python-build-system)
    (arguments
     `(#:python ,python-2.7))
    (inputs
     `(("python2-feedparser" ,python2-feedparser)
       ("python2-pytidylib" ,python2-pytidylib)))
    (home-page "https://offog.org/code/rawdog/")
    (synopsis "RSS Aggregator Without Delusions Of Grandeur")
    (description
     "@command{rawdog} is a feed aggregator, capable of producing a personal
\"river of news\" or a public \"planet\" page.  It supports all common feed
formats, including all versions of RSS and Atom.")
    (license license:gpl2+)))

license: mit


code:
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2014, 2015, 2016, 2020 Eric Bavier <bavier@posteo.net>
;;; Copyright © 2016 Efraim Flashner <efraim@flashner.co.il>
;;; Copyright © 2017 Vasile Dumitrascu <va511e@yahoo.com>
;;; Copyright © 2019 Ricardo Wurmus <rekado@elephly.net>
;;;
;;; This file is part of GNU Guix.
;;;
;;; 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.
;;;
;;; GNU Guix is distributed in the hope that it will be useful, but
;;; WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;;; GNU General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.

(define-module (gnu packages synergy)
  #:use-module (guix packages)
  #:use-module ((guix licenses) #:select (gpl2))
  #:use-module (guix git-download)
  #:use-module (guix build-system cmake)
  #:use-module (gnu packages)
  #:use-module (gnu packages avahi)
  #:use-module (gnu packages curl)
  #:use-module (gnu packages compression)
  #:use-module (gnu packages python)
  #:use-module (gnu packages qt)
  #:use-module (gnu packages tls)
  #:use-module (gnu packages xorg)
  #:use-module (srfi srfi-26))

(define-public synergy
  (package
    (name "synergy")
    (version "1.11.1")
    (source
     (origin
      (method git-fetch)
      (uri (git-reference
            (url "https://github.com/symless/synergy-core")
            (commit (string-append "v" version "-stable"))))
      (file-name (git-file-name name version))
      (sha256
       (base32
        "0dn0h3mdqy0mbg4yyhsh4rhvvsssqlknnln3naplc97my10lk2a0"))
      (modules '((guix build utils)))
      (snippet
       ;; Remove unnecessary bundled source and binaries
       '(begin
          (delete-file-recursively "ext/openssl")
          #t))))
    (build-system cmake-build-system)
    (arguments
     `(#:tests? #f ; there is no test target
       #:phases
       (modify-phases %standard-phases
         (add-after 'unpack 'fix-headers
           (lambda* (#:key inputs #:allow-other-keys)
             (setenv "CPLUS_INCLUDE_PATH"
                     (string-append (assoc-ref inputs "avahi")
                                    "/include/avahi-compat-libdns_sd:"
                                    (or (getenv "CPLUS_INCLUDE_PATH") "")))
             #t))
         (add-after 'install 'patch-desktop
           (lambda* (#:key outputs #:allow-other-keys)
             (let ((out (assoc-ref outputs "out")))
               (substitute* (string-append out "/share/applications/synergy.desktop")
                 (("/usr") out))
               #t))))))
    (native-inputs
     `(("qttools" ,qttools)))           ; for Qt5LinguistTools
    (inputs
     `(("avahi" ,avahi)
       ("python"  ,python-wrapper)
       ("openssl" ,openssl)
       ("curl"    ,curl)
       ("libxi"   ,libxi)
       ("libx11"  ,libx11)
       ("libxtst" ,libxtst)
       ("qtbase" ,qtbase)))
    (home-page "https://symless.com/synergy")
    (synopsis "Mouse and keyboard sharing utility")
    (description
     "Synergy brings your computers together in one cohesive experience; it's
software for sharing one mouse and keyboard between multiple computers on your
desk.")
    (license gpl2)))


code:
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2015 Tomáš Čech <sleep_walker@suse.cz>
;;;
;;; This file is part of GNU Guix.
;;;
;;; 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.
;;;
;;; GNU Guix is distributed in the hope that it will be useful, but
;;; WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;;; GNU General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.

(define-module (gnu packages task-management)
  #:use-module ((guix licenses) #:prefix license:)
  #:use-module (guix packages)
  #:use-module (gnu packages linux)
  #:use-module (gnu packages lua)
  #:use-module (gnu packages tls)
  #:use-module (guix download)
  #:use-module (guix build-system cmake))

(define-public taskwarrior
  (package
    (name "taskwarrior")
    (version "2.5.1")
    (source
     (origin
       (method url-fetch)
       (uri (string-append
             "http://taskwarrior.org/download/task-" version ".tar.gz"))
       (sha256 (base32
                "059a9yc58wcicc6xxsjh1ph7k2yrag0spsahp1wqmsq6h7jwwyyq"))))
    (build-system cmake-build-system)
    (inputs
     `(("gnutls" ,gnutls)
       ("lua" ,lua)
       ("util-linux" ,util-linux "lib")))
    (arguments
     `(#:tests? #f ; No tests implemented.
       #:phases
       (modify-phases %standard-phases
         (add-before
          'patch-source-shebangs 'remove-broken-symlinks
          (lambda _
            ;; These files are broken symlinks - delete them.
            (delete-file "src/cal")
            (delete-file "src/calendar")
            (delete-file "src/tw"))))))
     (home-page "https://taskwarrior.org")
    (synopsis "Command line task manager")
    (description
     "Taskwarrior is a command-line task manager following the Getting Things
Done time management method.  It supports network synchronization, filtering
and querying data, exposing task data in multiple formats to other tools.")
    (license license:expat)))


code:
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2015, 2016 Ricardo Wurmus <rekado@elephly.net>
;;; Copyright © 2016 Nikita <nikita@n0.is>
;;; Copyright © 2019 Tobias Geerinckx-Rice <me@tobias.gr>
;;;
;;; This file is part of GNU Guix.
;;;
;;; 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.
;;;
;;; GNU Guix is distributed in the hope that it will be useful, but
;;; WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;;; GNU General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.

(define-module (gnu packages tbb)
  #:use-module (guix packages)
  #:use-module (guix licenses)
  #:use-module (guix git-download)
  #:use-module (guix utils)
  #:use-module (guix build-system gnu)
  #:use-module (gnu packages))

(define-public tbb
  (package
    (name "tbb")
    (version "2020.2")
    (source (origin
              (method git-fetch)
              (uri (git-reference
                    (url "https://github.com/01org/tbb")
                    (commit (string-append "v" version))))
              (file-name (git-file-name name version))
              (sha256
               (base32
                "0h8kdxikpq2v4a2h9cj33ril9kj0ig47n0vvbd92wabkn442jwar"))
              (modules '((guix build utils)))
              (snippet
               '(begin
                  (substitute* "build/common.inc"
                    (("export tbb_build_prefix.+$")
                     "export tbb_build_prefix?=guix\n"))

                  ;; Don't capture the build time and kernel version.
                  (substitute* "build/version_info_linux.sh"
                    (("uname -srv") "uname -s")
                    (("`date -u`") "01 Jan 1970"))

                  (substitute* "build/linux.inc"
                    (("os_kernel_version:=.*")
                     "os_kernel_version:=5\n")
                    (("os_version:=.*")
                     "os_version:=1\n"))
                  #t))))
    (outputs '("out" "doc"))
    (build-system gnu-build-system)
    (arguments
     `(#:test-target "test"
       #:make-flags (list (string-append "LDFLAGS=-Wl,-rpath="
                                         (assoc-ref %outputs "out") "/lib"))
       #:phases
       (modify-phases %standard-phases
         (add-after 'unpack 'fail-on-test-errors
           (lambda _
             (substitute* "Makefile"
               (("-\\$\\(MAKE") "$(MAKE"))
             #t))
         (replace 'configure
           (lambda* (#:key outputs #:allow-other-keys)
             (substitute* "build/linux.gcc.inc"
               (("LIB_LINK_FLAGS =")
                (string-append "LIB_LINK_FLAGS = -Wl,-rpath="
                               (assoc-ref outputs "out") "/lib")))))
         (replace 'install
           (lambda* (#:key outputs #:allow-other-keys)
             (let* ((doc      (string-append
                               (assoc-ref outputs "doc") "/doc"))
                    (examples (string-append doc "/examples"))
                    (lib      (string-append
                               (assoc-ref outputs "out") "/lib"))
                    (include  (string-append
                               (assoc-ref outputs "out") "/include")))
               (mkdir-p lib)
               (for-each
                (lambda (f)
                  (copy-file f
                             (string-append lib "/"
                                            (basename f))))
                (find-files "build/guix_release" "\\.so"))
               (copy-recursively "doc" doc)
               (copy-recursively "examples" examples)
               (copy-recursively "include" include)
               #t))))))
    (home-page "https://www.threadingbuildingblocks.org")
    (synopsis "C++ library for parallel programming")
    (description
     "Threading Building Blocks (TBB) is a C++ runtime library that abstracts
the low-level threading details necessary for optimal multi-core performance.
It uses common C++ templates and coding style to eliminate tedious threading
implementation work.  It provides parallel loop constructs, asynchronous
tasks, synchronization primitives, atomic operations, and more.")
    (license asl2.0)))


code:
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2013, 2014, 2015 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2014, 2015, 2018 Mark H Weaver <mhw@netris.org>
;;; Copyright © 2014 Eric Bavier <bavier@member.fsf.org>
;;; Copyright © 2016, 2018 Efraim Flashner <efraim@flashner.co.il>
;;; Copyright © 2016 Jan Nieuwenhuizen <janneke@gnu.org>
;;; Copyright © 2017 Kei Kebreau <kkebreau@posteo.net>
;;; Copyright © 2018 Tobias Geerinckx-Rice <me@tobias.gr>
;;; Copyright © 2019 Julien Lepiller <julien@lepiller.eu>
;;; Copyright © 2019 Mathieu Othacehe <m.othacehe@gmail.com>
;;;
;;; This file is part of GNU Guix.
;;;
;;; 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.
;;;
;;; GNU Guix is distributed in the hope that it will be useful, but
;;; WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;;; GNU General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.

(define-module (gnu packages tcl)
  #:use-module (guix packages)
  #:use-module (guix download)
  #:use-module (guix git-download)
  #:use-module (guix utils)
  #:use-module (guix build-system gnu)
  #:use-module (guix build-system go)
  #:use-module (guix build-system perl)
  #:use-module (gnu packages)
  #:use-module (gnu packages image)
  #:use-module (gnu packages fontutils)
  #:use-module (gnu packages perl)
  #:use-module (gnu packages pkg-config)
  #:use-module (gnu packages xml)
  #:use-module (gnu packages xorg)
  #:use-module ((guix licenses) #:prefix license:))

(define-public tcl
  (package
    (name "tcl")
    (version "8.6.10")
    (source (origin
              (method url-fetch)
              (uri (string-append "mirror://sourceforge/tcl/Tcl/"
                                  version "/tcl" version "-src.tar.gz"))
              (sha256
               (base32
                "1vc7imilx6kcb5319r7hnrp4jn5pqb41an3vr3azhgcfcgvdp5ji"))
              (patches (search-patches "tcl-fix-cross-compilation.patch"))))
    (build-system gnu-build-system)
    (arguments
     `(#:phases (modify-phases %standard-phases
                  (add-before 'configure 'pre-configure
                    (lambda _ (chdir "unix") #t))
                 (add-after 'install 'install-private-headers
                   (lambda* (#:key outputs #:allow-other-keys)
                     ;; Private headers are needed by Expect.
                     (invoke "make" "install-private-headers")
                     (let ((bin (string-append (assoc-ref outputs "out")
                                               "/bin")))
                       ;; Create a tclsh -> tclsh8.6 symlink.
                       ;; Programs such as Ghostscript rely on it.
                       (with-directory-excursion bin
                         (symlink (car (find-files "." "tclsh"))
                                  "tclsh"))
                       #t))))

       ;; By default, man pages are put in PREFIX/man, but we want them in
       ;; PREFIX/share/man.  The 'validate-documentation-location' phase is
       ;; not able to fix this up because the default install populates both
       ;; PREFIX/man and PREFIX/share/man.
       #:configure-flags
       (list (string-append "--mandir="
                            (assoc-ref %outputs "out")
                            "/share/man")
             ;; This is needed when cross-compiling, see:
             ;; https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=719247
             ,@(if (%current-target-system)
                   '("tcl_cv_strtod_buggy=1"
                     "ac_cv_func_strtod=yes")
                   '()))

       ;; XXX: There are a few test failures (related to HTTP, most
       ;; likely related to name resolution), but that doesn't cause
       ;; `make' to fail.
       #:test-target "test"))
    (home-page "https://www.tcl.tk/")
    (synopsis "The Tcl scripting language")
    (description "The Tcl (Tool Command Language) scripting language.")
    (license license:tcl/tk)))

(define-public expect
  (package
    (name "expect")
    (version "5.45.4")
    (source
     (origin
      (method url-fetch)
      (uri (string-append "mirror://sourceforge/expect/Expect/"
                          version "/expect" version ".tar.gz"))
      (sha256
       (base32
        "0d1cp5hggjl93xwc8h1y6adbnrvpkk0ywkd00inz9ndxn21xm9s9"))))
    (build-system gnu-build-system)
    (inputs
     `(;; TODO: Add these optional dependencies.
       ;; ("libX11" ,libX11)
       ;; ("xorgproto" ,xorgproto)
       ;; ("tk" ,tk)
       ("tcl" ,tcl)))
    (arguments
     '(#:configure-flags
       (let ((out (assoc-ref %outputs "out"))
             (tcl (assoc-ref %build-inputs "tcl")))
         (list (string-append "--with-tcl=" tcl "/lib")
               (string-append "--with-tclinclude=" tcl "/include")
               (string-append "--exec-prefix=" out)
               (string-append "--mandir=" out "/share/man")))

       #:phases
       (modify-phases %standard-phases
         (add-before 'configure 'set-path-to-stty
           (lambda _
             (substitute* "configure"
               (("STTY_BIN=/bin/stty")
                (string-append "STTY_BIN=" (which "stty"))))
             #t)))

       #:test-target "test"))
    (home-page "http://expect.sourceforge.net/")
    (synopsis "Tool for automating interactive applications")
    (description
     "Expect is a tool for automating interactive applications such as
telnet, ftp, passwd, fsck, rlogin, tip, etc.  Expect really makes this
stuff trivial.  Expect is also useful for testing these same
applications.  And by adding Tk, you can wrap interactive applications in
X11 GUIs.")
    (license license:public-domain))) ; as written in `license.terms'

(define-public tk
  (package
    (name "tk")
    (version "8.6.10")
    (source (origin
             (method url-fetch)
             (uri (string-append "mirror://sourceforge/tcl/Tcl/"
                                 (version-prefix version 3) "/tk"
                                 version "-src.tar.gz"))
             (sha256
              (base32
               "11p3ycqbr5116vpaxv6fl6md6gcav1ffspgr8wrlc2lxhn543pv3"))
             (patches (search-patches "tk-find-library.patch"))))
    (build-system gnu-build-system)
    (arguments
     `(#:phases (modify-phases %standard-phases
                  (add-before
                   'configure 'pre-configure
                   (lambda _
                     (chdir "unix")
                     #t))
                  (add-after
                   'install 'create-wish-symlink
                   (lambda* (#:key outputs #:allow-other-keys)
                     (let ((out (assoc-ref outputs "out")))
                       (symlink (string-append out "/bin/wish"
                                               ,(version-major+minor
                                                  (package-version tk)))
                                (string-append out "/bin/wish")))
                     #t))
                  (add-after
                   'install 'add-fontconfig-flag
                   (lambda* (#:key inputs outputs #:allow-other-keys)
                     ;; Add the missing -L flag for Fontconfig in 'tk.pc' and
                     ;; 'tkConfig.sh'.
                     (let ((out        (assoc-ref outputs "out"))
                           (fontconfig (assoc-ref inputs "fontconfig")))
                       (substitute* (find-files out
                                                "^(tkConfig\\.sh|tk\\.pc)$")
                         (("-lfontconfig")
                          (string-append "-L" fontconfig
                                         "/lib -lfontconfig")))
                       #t))))

       #:configure-flags
       (list (string-append "--with-tcl="
                            (assoc-ref %build-inputs "tcl")
                            "/lib")
             ;; This is needed when cross-compiling, see:
             ;; https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=719247
             ,@(if (%current-target-system)
                   '("tcl_cv_strtod_buggy=1"
                     "ac_cv_func_strtod=yes")
                   '()))

       ;; The tests require a running X server, so we just skip them.
       #:tests? #f))
    (native-inputs `(("pkg-config" ,pkg-config)))
    (inputs `(("libxft" ,libxft)
              ("fontconfig" ,fontconfig)
              ("tcl" ,tcl)))
    ;; tk.h refers to X11 headers, hence the propagation.
    (propagated-inputs `(("libx11" ,libx11)
                         ("libxext" ,libxext)))

    (home-page "https://www.tcl.tk/")
    (synopsis "Graphical user interface toolkit for Tcl")
    (description
     "Tk is a graphical toolkit for building graphical user
interfaces (GUIs) in the Tcl language.")
    (license (package-license tcl))))

(define-public perl-tk
  (package
    (name "perl-tk")
    (version "804.034")
    (source (origin
             (method url-fetch)
             (uri (string-append
                   "mirror://cpan/authors/id/S/SR/SREZIC/Tk-"
                   version ".tar.gz"))
             (sha256
              (base32
               "1qiz55dmw7hm1wgpjdzf2jffwcj0hisr3kf80qi8lli3qx2b39py"))))
    (build-system perl-build-system)
    (native-inputs `(("pkg-config" ,pkg-config)))
    (inputs `(("libx11" ,libx11)
              ("libpng" ,libpng)
              ("libjpeg" ,libjpeg-turbo)))
    (arguments
     `(#:make-maker-flags `(,(string-append
                              "X11=" (assoc-ref %build-inputs "libx11")))

       ;; Fails to build in parallel: <http://bugs.gnu.org/18262>.
       #:parallel-build? #f))
    (synopsis "Graphical user interface toolkit for Perl")
    (description
     "Tk is a Graphical User Interface ToolKit.")
    (home-page "https://metacpan.org/release/Tk")
    ;; From the package README: "... you can redistribute it and/or modify it
    ;; under the same terms as Perl itself, with the exception of all the
    ;; files in the pTk sub-directory which have separate terms derived from
    ;; those of the orignal Tix4.1.3 or Tk8.4.* sources. See the files
    ;; pTk/license.terms, pTk/license.html_lib, and pTk/Tix.license for
    ;; details of this license."
    (license license:perl-license)))

(define-public tcllib
  (package
    (name "tcllib")
    (version "1.19")
    (source (origin
              (method url-fetch)
              (uri (string-append "mirror://sourceforge/tcllib/tcllib/"
                                  version "/tcllib-" version ".tar.gz"))
              (sha256
               (base32
                "173abxaazdmf210v651708ab6h7xhskvd52krxk6ifam337qgzh1"))))
    (build-system gnu-build-system)
    (native-inputs
     `(("tcl" ,tcl)))
    (native-search-paths
     (list (search-path-specification
            (variable "TCLLIBPATH")
            (separator " ")
            (files (list (string-append "lib/tcllib" version))))))
    (home-page "https://core.tcl.tk/tcllib/home")
    (synopsis "Standard Tcl Library")
    (description "Tcllib, the standard Tcl library, is a collection of common
utility functions and modules all written in high-level Tcl.")
    (license (package-license tcl))))

(define-public tklib
  (package
    (name "tklib")
    (version "0.6")
    (source (origin
              (method url-fetch)
              (uri (string-append "https://core.tcl.tk/tklib/tarball/tklib-"
                                  version ".tar.gz?uuid=tklib-0-6"))
              (sha256
               (base32
                "03y0bzgwbh7nnyqkh8n00bbkq2fyblq39s3bdb6mawna0bbn0wwg"))))
    (build-system gnu-build-system)
    (native-inputs
     `(("tcl" ,tcl)))
    (propagated-inputs
     `(("tcllib" ,tcllib)
       ("tk" ,tk))) ; for "wish"
    (native-search-paths
     (list (search-path-specification
            (variable "TCLLIBPATH")
            (separator " ")
            (files (list (string-append "lib/tklib" version))))))
    (home-page "https://www.tcl.tk/software/tklib/")
    (synopsis "Tk utility modules for Tcl")
    (description "Tklib is a collection of common utility functions and
modules for Tk, all written in high-level Tcl.  Examples of provided widgets:
@enumerate
@item @code{chatwidget}
@item @code{datefield}
@item @code{tooltip}
@item @code{cursor}
@item @code{ipentry}
@item @code{tablelist}
@item @code{history}
@item @code{tkpiechart}
@item @code{ico}
@item @code{crosshair}
@item @code{ntext}
@item @code{plotchart}
@item @code{ctext}
@item @code{autosscroll}
@item @code{canvas}
@end enumerate")
    (license (package-license tcl))))

(define-public tclxml
  (package
    (name "tclxml")
    (version "3.2")
    (source (origin
              (method url-fetch)
              (uri (string-append "mirror://sourceforge/" name "/TclXML/"
                                  version "/" name "-" version ".tar.gz"))
              (sha256
               (base32
                "0ffb4aw63inig3aql33g4pk0kjk14dv238anp1scwjdjh1k6n4gl"))
              (patches (search-patches "tclxml-3.2-install.patch"))))
    (build-system gnu-build-system)
    (native-inputs
     `(("tcl" ,tcl)
       ("libxml2" ,libxml2)
       ("libxslt" ,libxslt)))
    (propagated-inputs
     `(("tcllib" ,tcllib))) ; uri
    (native-search-paths
     (list (search-path-specification
            (variable "TCLLIBPATH")
            (separator " ")
            (files (list (string-append "lib/Tclxml" version))))))
    (arguments
     `(#:configure-flags
       (list (string-append "--exec-prefix=" (assoc-ref %outputs "out"))
             (string-append "--with-tclconfig="
                            (assoc-ref %build-inputs "tcl") "/lib")
             (string-append "--with-xml2-config="
                            (assoc-ref %build-inputs "libxml2")
                            "/bin/xml2-config")
             (string-append "--with-xslt-config="
                            (assoc-ref %build-inputs "libxslt")
                            "/bin/xslt-config"))
       #:test-target "test"))
    (home-page "http://tclxml.sourceforge.net/")
    (synopsis "Tcl library for XML parsing")
    (description "TclXML provides event-based parsing of XML documents.  The
application may register callback scripts for certain document features, and
when the parser encounters those features while parsing the document the
callback is evaluated.")
    (license (license:non-copyleft
              "file://LICENCE"
              "See LICENCE in the distribution."))))

(define-public tclx
  (package
    (name "tclx")
    (version "8.4.1")
    (source (origin
              (method url-fetch)
              (uri (string-append "mirror://sourceforge/tclx/TclX/"
                                  version "/tclx" version ".tar.bz2"))
              (sha256
               (base32
                "1v2qwzzidz0is58fd1p7wfdbscxm3ip2wlbqkj5jdhf6drh1zd59"))))
    (build-system gnu-build-system)
    (arguments
     '(#:tests? #f ; a test named profile.test segfaults
       #:configure-flags (list (string-append "--with-tcl="
                                              (assoc-ref %build-inputs "tcl")
                                              "/lib")
                               (string-append "--libdir="
                                              (assoc-ref %outputs "out")
                                              "/lib"))))
    (inputs
     `(("tcl" ,tcl)
       ("tk" ,tk)))
    (home-page "http://tclx.sourceforge.net/")
    (synopsis "System programming extensions for Tcl")
    (description
     "Extended Tcl is oriented towards system programming tasks and large
application development.  TclX provides additional interfaces to the operating
system, and adds many new programming constructs, text manipulation tools, and
debugging tools.")
    (license license:tcl/tk)))

(define-public go-github.com-nsf-gothic
  (let ((commit "97dfcc195b9de36c911a69a6ec2b5b2659c05652")
        (revision "0"))
    (package
      (name "go-github.com-nsf-gothic")
      (version (git-version "0.0.0" revision commit))
      (source (origin
                (method git-fetch)
                (uri (git-reference
                       (url "https://github.com/nsf/gothic")
                       (commit commit)))
                (sha256
                 (base32
                  "1lrhbml6r4sh22rrn3m9bck70pv0g0c1diprg7cil90x0jidxczr"))
                (file-name (git-file-name name version))))
    (build-system go-build-system)
    (arguments
     `(#:import-path "github.com/nsf/gothic"))
    (propagated-inputs
     `(("tk" ,tk)
       ("tcl" ,tcl)))
    (home-page "https://github.com/nsf/gothic")
    (synopsis "Tcl/Tk Go bindings")
    (description "Gothic contains Go bindings for Tcl/Tk.  The package contains
only one type and one function that can be used to create a Tk interpreter.")
    (license license:expat))))