;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2013, 2014, 2015 Andreas Enge <andreas@enge.fr>
;;; Copyright © 2015 Sou Bunnbu <iyzsong@gmail.com>
;;; Copyright © 2015 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2015, 2016 Efraim Flashner <efraim@flashner.co.il>
;;; Copyright © 2016 ng0 <ng0@we.make.ritual.n0.is>
;;; Copyright © 2016 Thomas Danckaert <post@thomasdanckaert.be>
;;;
;;; 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 qt)
  #:use-module ((guix licenses) #:prefix license:)
  #:use-module (guix packages)
  #:use-module (guix download)
  #:use-module (guix build utils)
  #:use-module (guix build-system cmake)
  #:use-module (guix build-system gnu)
  #:use-module (guix packages)
  #:use-module (guix utils)
  #:use-module (gnu packages)
  #:use-module (gnu packages bison)
  #:use-module (gnu packages compression)
  #:use-module (gnu packages cups)
  #:use-module (gnu packages databases)
  #:use-module (gnu packages fontutils)
  #:use-module (gnu packages flex)
  #:use-module (gnu packages freedesktop)
  #:use-module (gnu packages gl)
  #:use-module (gnu packages glib)
  #:use-module (gnu packages gnuzilla)
  #:use-module (gnu packages gperf)
  #:use-module (gnu packages gtk)
  #:use-module (gnu packages icu4c)
  #:use-module (gnu packages image)
  #:use-module (gnu packages linux)
  #:use-module (gnu packages databases)
  #:use-module (gnu packages pciutils)
  #:use-module (gnu packages pcre)
  #:use-module (gnu packages perl)
  #:use-module (gnu packages pkg-config)
  #:use-module (gnu packages pulseaudio)
  #:use-module (gnu packages python)
  #:use-module (gnu packages ruby)
  #:use-module (gnu packages tls)
  #:use-module (gnu packages xdisorg)
  #:use-module (gnu packages xorg)
  #:use-module (gnu packages xml))

(define-public qt
  (package
    (name "qt")
    (version "5.6.2")
    (source (origin
             (method url-fetch)
             (uri
               (string-append
                 "http://download.qt.io/official_releases/qt/"
                 (version-major+minor version)
                 "/" version
                 "/single/qt-everywhere-opensource-src-"
                 version ".tar.xz"))
             (sha256
               (base32
                 "1cw93mrlkqbwndfqyjpsvjzkpzi39px2is040xvk18mvg3y1prl3"))
             (modules '((guix build utils)))
             (snippet
              '(begin
                ;; Remove qtwebengine, which relies on a bundled copy of
                ;; chromium. Not only does it fail compilation in qt 5.5:
                ;;    3rdparty/chromium/ui/gfx/codec/jpeg_codec.cc:362:10:
                ;;    error: cannot convert ‘bool’ to ‘boolean’ in return
                ;; it might also pose security problems.
                ;; Alternatively, we could use the "-skip qtwebengine"
                ;; configuration option.
                (delete-file-recursively "qtwebengine")
                ;; Remove one of the two bundled harfbuzz copies in addition
                ;; to passing "-system-harfbuzz".
                (delete-file-recursively "qtbase/src/3rdparty/harfbuzz-ng")
                ;; Remove the bundled sqlite copy in addition to
                ;; passing "-system-sqlite".
                (delete-file-recursively "qtbase/src/3rdparty/sqlite")))))
    (build-system gnu-build-system)
    (propagated-inputs
     `(("mesa" ,mesa)))
    (inputs
     `(("alsa-lib" ,alsa-lib)
       ("dbus" ,dbus)
       ("cups" ,cups)
       ("expat" ,expat)
       ("fontconfig" ,fontconfig)
       ("freetype" ,freetype)
       ("glib" ,glib)
       ("harfbuzz" ,harfbuzz)
       ("icu4c" ,icu4c)
       ("libjpeg" ,libjpeg)
       ("libmng" ,libmng)
       ("libpci" ,pciutils)
       ("libpng" ,libpng)
       ("libx11" ,libx11)
       ("libxcomposite" ,libxcomposite)
       ("libxcursor" ,libxcursor)
       ("libxfixes" ,libxfixes)
       ("libxi" ,libxi)
       ("libxinerama" ,libxinerama)
       ("libxkbcommon" ,libxkbcommon)
       ("libxml2" ,libxml2)
       ("libxrandr" ,libxrandr)
       ("libxrender" ,libxrender)
       ("libxslt" ,libxslt)
       ("libxtst" ,libxtst)
       ("mtdev" ,mtdev)
       ("mysql" ,mysql)
       ("nss" ,nss)
       ("openssl" ,openssl)
       ("postgresql" ,postgresql)
       ("pulseaudio" ,pulseaudio)
       ("pcre" ,pcre)
       ("sqlite" ,sqlite)
       ("udev" ,eudev)
       ("unixodbc" ,unixodbc)
       ("xcb-util" ,xcb-util)
       ("xcb-util-image" ,xcb-util-image)
       ("xcb-util-keysyms" ,xcb-util-keysyms)
       ("xcb-util-renderutil" ,xcb-util-renderutil)
       ("xcb-util-wm" ,xcb-util-wm)
       ("zlib" ,zlib)))
    (native-inputs
     `(("bison" ,bison)
       ("flex" ,flex)
       ("gperf" ,gperf)
       ("perl" ,perl)
       ("pkg-config" ,pkg-config)
       ("python" ,python-2)
       ("ruby" ,ruby)
       ("which" ,(@ (gnu packages base) which))))
    (arguments
     `(;; FIXME: Disabling parallel building is a quick hack to avoid the
       ;; failure described in
       ;; https://lists.gnu.org/archive/html/guix-devel/2016-01/msg00837.html
       ;; A more structural fix is needed.
       #:parallel-build? #f
       #:phases
       (modify-phases %standard-phases
         (add-after 'configure 'patch-bin-sh
           (lambda _
             (substitute* '("qtbase/config.status"
                            "qtbase/configure"
                            "qtbase/mkspecs/features/qt_functions.prf"
                            "qtbase/qmake/library/qmakebuiltins.cpp")
                          (("/bin/sh") (which "sh")))
             #t))
         (replace 'configure
           (lambda* (#:key outputs #:allow-other-keys)
             (let ((out (assoc-ref outputs "out")))
               (substitute* '("configure" "qtbase/configure")
                 (("/bin/pwd") (which "pwd")))
               (substitute* "qtbase/src/corelib/global/global.pri"
                 (("/bin/ls") (which "ls")))
               ;; do not pass "--enable-fast-install", which makes the
               ;; configure process fail
               (zero? (system*
                       "./configure"
                       "-verbose"
                       "-prefix" out
                       "-opensource"
                       "-confirm-license"
                       ;; Do not build examples; if desired, these could go
                       ;; into a separate output, but for the time being, we
                       ;; prefer to save the space and build time.
                       "-nomake" "examples"
                       ;; Most "-system-..." are automatic, but some use
                       ;; the bundled copy by default.
                       "-system-sqlite"
                       "-system-harfbuzz"
                       ;; explicitly link with openssl instead of dlopening it
                       "-openssl-linked"
                       ;; explicitly link with dbus instead of dlopening it
                       "-dbus-linked"
                       ;; drop special machine instructions not supported
                       ;; on all instances of the target
                       ,@(if (string-prefix? "x86_64"
                                             (or (%current-target-system)
                                                 (%current-system)))
                             '()
                             '("-no-sse2"))
                       "-no-sse3"
                       "-no-ssse3"
                       "-no-sse4.1"
                       "-no-sse4.2"
                       "-no-avx"
                       "-no-avx2"
                       "-no-mips_dsp"
                       "-no-mips_dspr2"))))))))
    (home-page "https://www.qt.io/")
    (synopsis "Cross-platform GUI library")
    (description "Qt is a cross-platform application and UI framework for
developers using C++ or QML, a CSS & JavaScript like language.")
    (license license:lgpl2.1)

    ;; Qt 4: 'QBasicAtomicPointer' leads to build failures on MIPS;
    ;; see <http://hydra.gnu.org/build/112828>.
    ;; Qt 5: assembler error; see <http://hydra.gnu.org/build/112526>.
    (supported-systems (delete "mips64el-linux" %supported-systems))))

(define-public qt-4
  (package (inherit qt)
    (version "4.8.7")
    (source (origin
             (method url-fetch)
             (uri (string-append "http://download.qt-project.org/official_releases/qt/"
                                 (string-copy version 0 (string-rindex version #\.))
                                 "/" version
                                 "/qt-everywhere-opensource-src-"
                                 version ".tar.gz"))
             (sha256
              (base32
               "183fca7n7439nlhxyg1z7aky0izgbyll3iwakw4gwivy16aj5272"))
             (patches (search-patches "qt4-ldflags.patch"))
             (modules '((guix build utils)))
             (snippet
              ;; Remove webkit module, which is not built.
              '(delete-file-recursively "src/3rdparty/webkit"))))
    (inputs `(,@(alist-delete "harfbuzz"
                              (alist-delete "libjpeg" (package-inputs qt)))
              ("libjepg" ,libjpeg-8)
              ("libsm" ,libsm)))

    ;; Note: there are 37 MiB of examples and a '-exampledir' configure flags,
    ;; but we can't make them a separate output because "out" and "examples"
    ;; would refer to each other.
    (outputs '("out"                             ;112MiB core + 37MiB examples
               "doc"))                           ;280MiB of HTML + code
    (arguments
     `(#:phases
       (modify-phases %standard-phases
         (replace
          'configure
          (lambda* (#:key outputs #:allow-other-keys)
            (let ((out (assoc-ref outputs "out"))
                  (doc (assoc-ref outputs "doc")))
              (substitute* '("configure")
                (("/bin/pwd") (which "pwd")))

              (zero? (system*
                      "./configure"
                      "-verbose"
                      "-prefix" out
                      ;; Note: Don't pass '-docdir' since 'qmake' and
                      ;; libQtCore would record its value, thereby defeating
                      ;; the whole point of having a separate output.
                      "-datadir" (string-append out "/share/qt-" ,version
                                                "/data")
                      "-importdir" (string-append out "/lib/qt-4"
                                                  "/imports")
                      "-plugindir" (string-append out "/lib/qt-4"
                                                  "/plugins")
                      "-translationdir" (string-append out "/share/qt-" ,version
                                                       "/translations")
                      "-demosdir"    (string-append out "/share/qt-" ,version
                                                    "/demos")
                      "-examplesdir" (string-append out "/share/qt-" ,version
                                                    "/examples")
                      "-opensource"
                      "-confirm-license"
                      ;; explicitly link with dbus instead of dlopening it
                      "-dbus-linked"
                      ;; Skip the webkit module; it fails to build on armhf
                      ;; and, apart from that, may pose security risks.
                      "-no-webkit"
                      ;; drop special machine instructions not supported
                      ;; on all instances of the target
                      ,@(if (string-prefix? "x86_64"
                                            (or (%current-target-system)
                                                (%current-system)))
                            '()
                            '("-no-mmx"
                              "-no-3dnow"
                              "-no-sse"
                              "-no-sse2"))
                      "-no-sse3"
                      "-no-ssse3"
                      "-no-sse4.1"
                      "-no-sse4.2"
                      "-no-avx")))))
         (add-after
          'install 'move-doc
          (lambda* (#:key outputs #:allow-other-keys)
            ;; Because of qt4-documentation-path.patch, documentation ends up
            ;; being installed in OUT.  Move it to the right place.
            (let* ((out    (assoc-ref outputs "out"))
                   (doc    (assoc-ref outputs "doc"))
                   (olddoc (string-append out "/doc"))
                   (docdir (string-append doc "/share/doc/qt-" ,version)))
              (mkdir-p (dirname docdir))

              ;; Note: We can't use 'rename-file' here because OUT and DOC are
              ;; different "devices" due to bind-mounts.
              (copy-recursively olddoc docdir)
              (delete-file-recursively olddoc)
              #t))))))))

(define-public qtbase
  (package
    (name "qtbase")
    (version "5.7.0")
    (source (origin
             (method url-fetch)
             (uri (string-append "https://download.qt.io/official_releases/qt/"
                                 (version-major+minor version) "/" version
                                 "/submodules/" name "-opensource-src-"
                                 version ".tar.xz"))
             (sha256
              (base32
               "0ip6xnizsn269r4s1nq9lkx8cdxkjqr1fidwrj3sa8xb7h96syry"))
             (modules '((guix build utils)))
             (snippet
              '(begin
                ;; Remove one of the two bundled harfbuzz copies in addition
                ;; to passing "-system-harfbuzz".
                (delete-file-recursively "src/3rdparty/harfbuzz-ng")
                ;; Remove the bundled sqlite copy in addition to
                ;; passing "-system-sqlite".
                (delete-file-recursively "src/3rdparty/sqlite")))))
    (build-system gnu-build-system)
    (propagated-inputs
     `(("mesa" ,mesa)))
    (inputs
     `(("alsa-lib" ,alsa-lib)
       ("cups" ,cups)
       ("dbus" ,dbus)
       ("eudev" ,eudev)
       ("expat" ,expat)
       ("fontconfig" ,fontconfig)
       ("freetype" ,freetype)
       ("glib" ,glib)
       ("harfbuzz" ,harfbuzz)
       ("icu4c" ,icu4c)
       ("libinput" ,libinput)
       ("libjpeg" ,libjpeg)
       ("libmng" ,libmng)
       ("libpng" ,libpng)
       ("libx11" ,libx11)
       ("libxcomposite" ,libxcomposite)
       ("libxcursor" ,libxcursor)
       ("libxfixes" ,libxfixes)
       ("libxi" ,libxi)
       ("libxinerama" ,libxinerama)
       ("libxkbcommon" ,libxkbcommon)
       ("libxml2" ,libxml2)
       ("libxrandr" ,libxrandr)
       ("libxrender" ,libxrender)
       ("libxslt" ,libxslt)
       ("libxtst" ,libxtst)
       ("mtdev" ,mtdev)
       ("mysql" ,mysql)
       ("nss" ,nss)
       ("openssl" ,openssl)
       ("pcre" ,pcre)
       ("postgresql" ,postgresql)
       ("pulseaudio" ,pulseaudio)
       ("sqlite" ,sqlite)
       ("unixodbc" ,unixodbc)
       ("xcb-util" ,xcb-util)
       ("xcb-util-image" ,xcb-util-image)
       ("xcb-util-keysyms" ,xcb-util-keysyms)
       ("xcb-util-renderutil" ,xcb-util-renderutil)
       ("xcb-util-wm" ,xcb-util-wm)
       ("zlib" ,zlib)))
    (native-inputs
     `(("bison" ,bison)
       ("flex" ,flex)
       ("gperf" ,gperf)
       ("perl" ,perl)
       ("pkg-config" ,pkg-config)
       ("python" ,python-2)
       ("ruby" ,ruby)
       ("which" ,(@ (gnu packages base) which))))
    (arguments
     `(#:phases
       (modify-phases %standard-phases
         (add-after 'configure 'patch-bin-sh
           (lambda _
             (substitute* '("config.status"
                            "configure"
                            "mkspecs/features/qt_functions.prf"
                            "qmake/library/qmakebuiltins.cpp")
                          (("/bin/sh") (which "sh")))
             #t))
         (replace 'configure
           (lambda* (#:key outputs #:allow-other-keys)
             (let ((out (assoc-ref outputs "out")))
               (substitute* "configure"
                 (("/bin/pwd") (which "pwd")))
               (substitute* "src/corelib/global/global.pri"
                 (("/bin/ls") (which "ls")))
               ;; The configuration files for other Qt5 packages are searched
               ;; through a call to "find_package" in Qt5Config.cmake, which
               ;; disables the use of CMAKE_PREFIX_PATH via the parameter
               ;; "NO_DEFAULT_PATH". Re-enable it so that the different
               ;; components can be installed in different places.
               (substitute* (find-files "." ".*\\.cmake")
                 (("NO_DEFAULT_PATH") ""))
               ;; do not pass "--enable-fast-install", which makes the
               ;; configure process fail
               (zero? (system*
                       "./configure"
                       "-verbose"
                       "-prefix" out
                       "-opensource"
                       "-confirm-license"
                       ;; Do not build examples; if desired, these could go
                       ;; into a separate output, but for the time being, we
                       ;; prefer to save the space and build time.
                       "-nomake" "examples"
                       ;; Most "-system-..." are automatic, but some use
                       ;; the bundled copy by default.
                       "-system-sqlite"
                       "-system-harfbuzz"
                       ;; explicitly link with openssl instead of dlopening it
                       "-openssl-linked"
                       ;; explicitly link with dbus instead of dlopening it
                       "-dbus-linked"
                       ;; drop special machine instructions not supported
                       ;; on all instances of the target
                       ,@(if (string-prefix? "x86_64"
                                             (or (%current-target-system)
                                                 (%current-system)))
                             '()
                             '("-no-sse2"))
                       "-no-sse3"
                       "-no-ssse3"
                       "-no-sse4.1"
                       "-no-sse4.2"
                       "-no-avx"
                       "-no-avx2"
                       "-no-mips_dsp"
                       "-no-mips_dspr2")))))
         (add-after 'install 'patch-qt_config.prf
           (lambda* (#:key outputs #:allow-other-keys)
             (let* ((out (assoc-ref outputs "out"))
                    (qt_config.prf (string-append
                                    out "/mkspecs/features/qt_config.prf")))
               ;; For each Qt module, let `qmake' uses search paths in the
               ;; module directory instead of all in QT_INSTALL_PREFIX.
               (substitute* qt_config.prf
                 (("\\$\\$\\[QT_INSTALL_HEADERS\\]")
                  "$$replace(dir, mkspecs/modules, include)")
                 (("\\$\\$\\[QT_INSTALL_LIBS\\]")
                  "$$replace(dir, mkspecs/modules, lib)")
                 (("\\$\\$\\[QT_HOST_LIBS\\]")
                  "$$replace(dir, mkspecs/modules, lib)")
                 (("\\$\\$\\[QT_INSTALL_PLUGINS\\]")
                  "$$replace(dir, mkspecs/modules, plugins)")
                 (("\\$\\$\\[QT_INSTALL_LIBEXECS\\]")
                  "$$replace(dir, mkspecs/modules, libexec)")
                 (("\\$\\$\\[QT_INSTALL_BINS\\]")
                  "$$replace(dir, mkspecs/modules, bin)")
                 (("\\$\\$\\[QT_INSTALL_IMPORTS\\]")
                  "$$replace(dir, mkspecs/modules, imports)")
                 (("\\$\\$\\[QT_INSTALL_QML\\]")
                  "$$replace(dir, mkspecs/modules, qml)"))
               #t))))))
    (native-search-paths
     (list (search-path-specification
            (variable "QMAKEPATH")
            (files '("")))
           (search-path-specification
            (variable "QML2_IMPORT_PATH")
            (files '("qml")))
           (search-path-specification
            (variable "QT_PLUGIN_PATH")
            (files '("plugins")))
           (search-path-specification
            (variable "XDG_DATA_DIRS")
            (files '("share")))
           (search-path-specification
            (variable "XDG_CONFIG_DIRS")
            (files '("etc/xdg")))))
    (home-page "https://www.qt.io/")
    (synopsis "Cross-platform GUI library")
    (description "Qt is a cross-platform application and UI framework for
developers using C++ or QML, a CSS & JavaScript like language.")
    (license (list license:lgpl2.1 license:lgpl3))))

(define-public qtsvg
  (package (inherit qtbase)
    (name "qtsvg")
    (version "5.7.0")
    (source (origin
             (method url-fetch)
             (uri (string-append "https://download.qt.io/official_releases/qt/"
                                 (version-major+minor version) "/" version
                                 "/submodules/" name "-opensource-src-"
                                 version ".tar.xz"))
             (sha256
              (base32
               "10fqrlqkiq83xhx79g8d2sjy7hjdnp28067z8f4byj7db81rzy51"))))
    (propagated-inputs `())
    (native-inputs `(("perl" ,perl)))
    (inputs
     `(("mesa" ,mesa)
       ("qtbase" ,qtbase)
       ("zlib" ,zlib)))
    (arguments
     `(#:phases
       (modify-phases %standard-phases
         (replace 'configure
           (lambda* (#:key outputs #:allow-other-keys)
             (let ((out (assoc-ref outputs "out")))
               (zero? (system* "qmake" (string-append "PREFIX=" out))))))
         (add-before 'install 'fix-Makefiles
           (lambda* (#:key inputs outputs #:allow-other-keys)
             (let ((out    (assoc-ref outputs "out"))
                   (qtbase (assoc-ref inputs "qtbase")))
               (substitute* (find-files "." "Makefile")
                            (((string-append "INSTALL_ROOT)" qtbase))
                             (string-append "INSTALL_ROOT)" out)))))))))))

(define-public qtimageformats
  (package (inherit qtsvg)
    (name "qtimageformats")
    (version "5.7.0")
    (source (origin
             (method url-fetch)
             (uri (string-append "https://download.qt.io/official_releases/qt/"
                                 (version-major+minor version) "/" version
                                 "/submodules/" name "-opensource-src-"
                                 version ".tar.xz"))
             (sha256
              (base32
               "1rb27x7i2pmvsck6wax2cg31gqpzaakciy45wm5l3lcl86j48czg"))
             (modules '((guix build utils)))
             (snippet
              '(begin
                 (delete-file-recursively "src/3rdparty")))))
    (native-inputs `())
    (inputs
     `(("libmng" ,libmng)
       ("libtiff" ,libtiff)
       ("libwebp" ,libwebp)
       ("mesa" ,mesa)
       ("qtbase" ,qtbase)
       ("zlib" ,zlib)))))

(define-public qtx11extras
  (package (inherit qtsvg)
    (name "qtx11extras")
    (version "5.7.0")
    (source (origin
             (method url-fetch)
             (uri (string-append "https://download.qt.io/official_releases/qt/"
                                 (version-major+minor version) "/" version
                                 "/submodules/" name "-opensource-src-"
                                 version ".tar.xz"))
             (sha256
              (base32
               "1yrkn8pqdbvbqykas3wx1vdfimhjkgx3s5jgdxib9dgmgyx6vjzw"))))
    (native-inputs `(("perl" ,perl)))
    (inputs
     `(("mesa" ,mesa)
       ("qtbase" ,qtbase)))))

(define-public qtxmlpatterns
  (package (inherit qtsvg)
    (name "qtxmlpatterns")
    (version "5.7.0")
    (source (origin
             (method url-fetch)
             (uri (string-append "https://download.qt.io/official_releases/qt/"
                                 (version-major+minor version) "/" version
                                 "/submodules/" name "-opensource-src-"
                                 version ".tar.xz"))
             (sha256
              (base32
               "02z2qxamslg6sphnaykjcjfpypq4b69pb586s43vw4fplm72m21q"))))
    (native-inputs `(("perl" ,perl)))
    (inputs `(("qtbase" ,qtbase)))))

(define-public qtdeclarative
  (package (inherit qtsvg)
    (name "qtdeclarative")
    (version "5.7.0")
    (source (origin
             (method url-fetch)
             (uri (string-append "https://download.qt.io/official_releases/qt/"
                                 (version-major+minor version) "/" version
                                 "/submodules/" name "-opensource-src-"
                                 version ".tar.xz"))
             (sha256
              (base32
               "1x7rij423g5chlfd2kix54f393vxwjvdfsn1c7sybqmfycwn5pl6"))))
    (native-inputs
     `(("perl" ,perl)
       ("pkg-config" ,pkg-config)
       ("python" ,python-2)
       ("qtsvg" ,qtsvg)
       ("qtxmlpatterns" ,qtxmlpatterns)))
    (inputs
     `(("mesa" ,mesa)
       ("qtbase" ,qtbase)))))

(define-public qtconnectivity
  (package (inherit qtsvg)
    (name "qtconnectivity")
    (version "5.7.0")
    (source (origin
             (method url-fetch)
             (uri (string-append "https://download.qt.io/official_releases/qt/"
                                 (version-major+minor version) "/" version
                                 "/submodules/" name "-opensource-src-"
                                 version ".tar.xz"))
             (sha256
              (base32
               "00r7lc1w3snfp2qfqmviqzv0cw16zd8m1sfpvxvpl65yqmzcli4q"))))
    (native-inputs
     `(("perl" ,perl)
       ("pkg-config" ,pkg-config)
       ("qtdeclarative" ,qtdeclarative)))
    (inputs
     `(("bluez" ,bluez)
       ("qtbase" ,qtbase)))))

(define-public qtwebsockets
  (package (inherit qtsvg)
    (name "qtwebsockets")
    (version "5.7.0")
    (source (origin
             (method url-fetch)
             (uri (string-append "https://download.qt.io/official_releases/qt/"
                                 (version-major+minor version) "/" version
                                 "/submodules/" name "-opensource-src-"
                                 version ".tar.xz"))
             (sha256
              (base32
               "0hwb2l7iwf4wf7l95dli8j3b7h0nffp56skfg1x810kzj0df26vl"))))
    (native-inputs
     `(("perl" ,perl)
       ("qtdeclarative" ,qtdeclarative)))
    (inputs `(("qtbase" ,qtbase)))))

(define-public qtsensors
  (package (inherit qtsvg)
    (name "qtsensors")
    (version "5.7.0")
    (source (origin
             (method url-fetch)
             (uri (string-append "https://download.qt.io/official_releases/qt/"
                                 (version-major+minor version) "/" version
                                 "/submodules/" name "-opensource-src-"
                                 version ".tar.xz"))
             (sha256
              (base32
               "1gii6wg2xd3bkb86y5hgpmwcpl04xav030zscpl6fhscl9kcqg98"))))
    (native-inputs
     `(("perl" ,perl)
       ("qtdeclarative" ,qtdeclarative)))
    (inputs `(("qtbase" ,qtbase)))))

(define-public qtmultimedia
  (package (inherit qtsvg)
    (name "qtmultimedia")
    (version "5.7.0")
    (source (origin
             (method url-fetch)
             (uri (string-append "https://download.qt.io/official_releases/qt/"
                                 (version-major+minor version) "/" version
                                 "/submodules/" name "-opensource-src-"
                                 version ".tar.xz"))
             (sha256
              (base32
               "0ndmhiflmyr144nq8drd5njsdi282ixsm4730q5n0ji2v9dp1bh5"))
             (modules '((guix build utils)))
             (snippet
              '(begin
                 (delete-file-recursively
                   "examples/multimedia/spectrum/3rdparty")))))
    (native-inputs
     `(("perl" ,perl)
       ("pkg-config" ,pkg-config)
       ("python" ,python-2)
       ("qtdeclarative" ,qtdeclarative)))
    (inputs
     `(("alsa-lib" ,alsa-lib)
       ("mesa" ,mesa)
       ("pulseaudio" ,pulseaudio)
       ("qtbase" ,qtbase)))))

(define-public qtwayland
  (package (inherit qtsvg)
    (name "qtwayland")
    (version "5.7.0")
    (source (origin
             (method url-fetch)
             (uri (string-append "https://download.qt.io/official_releases/qt/"
                                 (version-major+minor version) "/" version
                                 "/submodules/" name "-opensource-src-"
                                 version ".tar.xz"))
             (sha256
              (base32
               "04dynjcr6gxi3hcqdf688a4hkabi2l17slpcx9k0f3dxygwcgf96"))))
    (native-inputs
     `(("glib" ,glib)
       ("perl" ,perl)
       ("pkg-config" ,pkg-config)
       ("qtdeclarative" ,qtdeclarative)))
    (inputs
     `(("fontconfig" ,fontconfig)
       ("freetype" ,freetype)
       ("libx11" ,libx11)
       ("libxcomposite" ,libxcomposite)
       ("libxext" ,libxext)
       ("libxkbcommon" ,libxkbcommon)
       ("libxrender" ,libxrender)
       ("mesa" ,mesa)
       ("mtdev" ,mtdev)
       ("qtbase" ,qtbase)
       ("wayland" ,wayland)))))

(define-public qtserialport
  (package (inherit qtsvg)
    (name "qtserialport")
    (version "5.7.0")
    (source (origin
             (method url-fetch)
             (uri (string-append "https://download.qt.io/official_releases/qt/"
                                 (version-major+minor version) "/" version
                                 "/submodules/" name "-opensource-src-"
                                 version ".tar.xz"))
             (sha256
              (base32
               "0rc2l14s59qskp16wqlkizfai32s41qlm7a86r3qahx28gc51qaw"))))
    (native-inputs `(("perl" ,perl)))
    (inputs
     `(("qtbase" ,qtbase)
       ("eudev" ,eudev)))))

(define-public qtwebchannel
  (package (inherit qtsvg)
    (name "qtwebchannel")
    (version "5.7.0")
    (source (origin
             (method url-fetch)
             (uri (string-append "https://download.qt.io/official_releases/qt/"
                                 (version-major+minor version) "/" version
                                 "/submodules/" name "-opensource-src-"
                                 version ".tar.xz"))
             (sha256
              (base32
               "05lqfidlh1ahdd1j9y20p2037qbcq51zkdzj2m8fwhn7ghbwvd1s"))))
    (native-inputs
     `(("perl" ,perl)
       ("qtdeclarative" ,qtdeclarative)
       ("qtwebsockets" ,qtwebsockets)))
    (inputs `(("qtbase" ,qtbase)))))

(define-public qtlocation
  (package (inherit qtsvg)
    (name "qtlocation")
    (version "5.7.0")
    (source (origin
             (method url-fetch)
             (uri (string-append "https://download.qt.io/official_releases/qt/"
                                 (version-major+minor version) "/" version
                                 "/submodules/" name "-opensource-src-"
                                 version ".tar.xz"))
             (sha256
              (base32
               "0rd898gndn41jrp78203lxd94ybfv693l0qg0myag4r46ikk69vh"))))
    (native-inputs
     `(("perl" ,perl)
       ("qtdeclarative" ,qtdeclarative)
       ("qtquickcontrols" ,qtquickcontrols)
       ("qtserialport" ,qtserialport)))
    (inputs `(("qtbase" ,qtbase)))))

(define-public qttools
  (package (inherit qtsvg)
    (name "qttools")
    (version "5.7.0")
    (source (origin
             (method url-fetch)
             (uri (string-append "https://download.qt.io/official_releases/qt/"
                                 (version-major+minor version) "/" version
                                 "/submodules/" name "-opensource-src-"
                                 version ".tar.xz"))
             (sha256
              (base32
               "004m9l7bgh7qnncbyl3d5fkggdrqx58ib21xv4hflvvarxrssibg"))))
    (native-inputs
     `(("perl" ,perl)
       ("qtdeclarative" ,qtdeclarative)))
    (inputs
     `(("mesa" ,mesa)
       ("qtbase" ,qtbase)))))

(define-public qtscript
  (package (inherit qtsvg)
    (name "qtscript")
    (version "5.7.0")
    (source (origin
             (method url-fetch)
             (uri (string-append "https://download.qt.io/official_releases/qt/"
                                 (version-major+minor version) "/" version
                                 "/submodules/" name "-opensource-src-"
                                 version ".tar.xz"))
             (sha256
              (base32
               "0040890p5ilyrmcpndz1hhp08x2ms5gw4lp4n5iax2a957yy2i4w"))))
    (native-inputs
     `(("perl" ,perl)
       ("qttools" ,qttools)))
    (inputs
     `(("qtbase" ,qtbase)))))

(define-public qtquickcontrols
  (package (inherit qtsvg)
    (name "qtquickcontrols")
    (version "5.7.0")
    (source (origin
             (method url-fetch)
             (uri (string-append "https://download.qt.io/official_releases/qt/"
                                 (version-major+minor version) "/" version
                                 "/submodules/" name "-opensource-src-"
                                 version ".tar.xz"))
             (sha256
              (base32
               "0cpcrmz9n5b4bgmshmk093lirl9xwqb23inchnai1zqg21vrmqfq"))))
    (inputs
     `(("qtbase" ,qtbase)
       ("qtdeclarative" ,qtdeclarative)))))

(define-public qtquickcontrols2
  (package (inherit qtsvg)
    (name "qtquickcontrols2")
    (version "5.7.0")
    (source (origin
             (method url-fetch)
             (uri (string-append "https://download.qt.io/official_releases/qt/"
                                 (version-major+minor version) "/" version
                                 "/submodules/" name "-opensource-src-"
                                 version ".tar.xz"))
             (sha256
              (base32
               "0i8h933vhvx1bmniqdx0idg6vk82w9byd3dq0bb2phwjg5vv1xb3"))))
    (inputs
     `(("qtbase" ,qtbase)
       ("qtdeclarative" ,qtdeclarative)))))

(define-public qtgraphicaleffects
  (package (inherit qtsvg)
    (name "qtgraphicaleffects")
    (version "5.7.0")
    (source (origin
             (method url-fetch)
             (uri (string-append "https://download.qt.io/official_releases/qt/"
                                 (version-major+minor version) "/" version
                                 "/submodules/" name "-opensource-src-"
                                 version ".tar.xz"))
             (sha256
              (base32
               "1rwdjg5mk6xpadmxfq64xfp573zp5lrj9illb9105ra5wff565n8"))))
    (inputs
     `(("qtbase" ,qtbase)
       ("qtdeclarative" ,qtdeclarative)))))

(define-public python-sip
  (package
    (name "python-sip")
    (version "4.18")
    (source
      (origin
        (method url-fetch)
        (uri
          (string-append "mirror://sourceforge/pyqt/sip/"
                         "sip-" version "/sip-" version ".tar.gz"))
        (sha256
         (base32
          "1dlw4kyiwd9bzmd1djm79c121r219abaz86lvizdk6ksq20mrp7i"))))
    (build-system gnu-build-system)
    (native-inputs
     `(("python" ,python-wrapper)))
    (arguments
     `(#:tests? #f ; no check target
       #:modules ((srfi srfi-1)
                  ,@%gnu-build-system-modules)
       #:phases
       (modify-phases %standard-phases
         (replace 'configure
           (lambda* (#:key inputs outputs #:allow-other-keys)
             (let* ((out (assoc-ref outputs "out"))
                    (bin (string-append out "/bin"))
                    (include (string-append out "/include"))
                    (python (assoc-ref inputs "python"))
                    (python-version
                      (last (string-split python #\-)))
                    (python-major+minor
                      (string-join
                        (take (string-split python-version #\.) 2)
                        "."))
                    (lib (string-append out "/lib/python"
                                        python-major+minor
                                        "/site-packages")))
               (zero?
                 (system* "python" "configure.py"
                          "--bindir" bin
                          "--destdir" lib
                          "--incdir" include))))))))
    (home-page "https://www.riverbankcomputing.com/software/sip/intro")
    (synopsis "Python binding creator for C and C++ libraries")
    (description
     "SIP is a tool to create Python bindings for C and C++ libraries.  It
was originally developed to create PyQt, the Python bindings for the Qt
toolkit, but can be used to create bindings for any C or C++ library.

SIP comprises a code generator and a Python module.  The code generator
processes a set of specification files and generates C or C++ code, which
is then compiled to create the bindings extension module.  The SIP Python
module provides support functions to the automatically generated code.")
    ;; There is a choice between a python like license, gpl2 and gpl3.
    ;; For compatibility with pyqt, we need gpl3.
    (license license:gpl3)))

(define-public python2-sip
  (package (inherit python-sip)
    (name "python2-sip")
    (native-inputs
     `(("python" ,python-2)))))

(define-public python-pyqt
  (package
    (name "python-pyqt")
    (version "5.6")
    (source
      (origin
        (method url-fetch)
        (uri
          (string-append "mirror://sourceforge/pyqt/PyQt5/"
                         "PyQt-" version "/PyQt5_gpl-"
                         version ".tar.gz"))
        (sha256
         (base32
          "1qgh42zsr9jppl9k7fcdbhxcd1wrb7wyaj9lng9nxfa19in1lj1f"))
       (patches (search-patches "pyqt-configure.patch"))))
    (build-system gnu-build-system)
    (native-inputs
     `(("python-sip" ,python-sip)
       ("qtbase" ,qtbase))) ; for qmake
    (inputs
     `(("python" ,python-wrapper)))
    (arguments
     `(#:modules ((srfi srfi-1)
                  ,@%gnu-build-system-modules)
       #:phases
       (modify-phases %standard-phases
         (replace 'configure
           (lambda* (#:key inputs outputs #:allow-other-keys)
             (let* ((out (assoc-ref outputs "out"))
                    (bin (string-append out "/bin"))
                    (sip (string-append out "/share/sip"))
                    (plugins (string-append out "/plugins"))
                    (designer (string-append plugins "/designer"))
                    (qml (string-append plugins "/PyQt5"))
                    (python (assoc-ref inputs "python"))
                    (python-version
                      (last (string-split python #\-)))
                    (python-major+minor
                      (string-join
                        (take (string-split python-version #\.) 2)
                        "."))
                    (lib (string-append out "/lib/python"
                                        python-major+minor
                                        "/site-packages")))
               (zero? (system* "python" "configure.py"
                               "--confirm-license"
                               "--bindir" bin
                               "--destdir" lib
                               "--designer-plugindir" designer
                               "--qml-plugindir" qml
                               "--sipdir" sip))))))))
    (home-page "https://www.riverbankcomputing.com/software/pyqt/intro")
    (synopsis "Python bindings for Qt")
    (description
     "PyQt is a set of Python v2 and v3 bindings for the Qt application
framework.  The bindings are implemented as a set of Python modules and
contain over 620 classes.")
    (license license:gpl3)))

(define-public python2-pyqt
  (package (inherit python-pyqt)
    (name "python2-pyqt")
    (native-inputs
     `(("python-sip" ,python2-sip)
       ("qtbase" ,qtbase)))
    (inputs
     `(("python" ,python-2)))))

(define-public python-pyqt-5.5
  (package (inherit python-pyqt)
    (version "5.5")
    (source
      (origin
        (method url-fetch)
        (uri
          (string-append "mirror://sourceforge/pyqt/PyQt5/"
                         "PyQt-" version "/PyQt-gpl-"
                         version ".tar.gz"))
        (sha256
         (base32
          "056qmkv02wdcfblqdaxiswrgn4wa88sz22i1x58dpb1iniavplfd"))
       (patches (search-patches "pyqt-configure.patch"))))
    (native-inputs
     `(("python-sip" ,python-sip)
       ("qt" ,qt)))))

(define-public python2-pyqt-5.5
  (package (inherit python-pyqt-5.5)
    (name "python2-pyqt")
    (native-inputs
     `(("python-sip" ,python2-sip)
       ("qt" ,qt)))
    (inputs
     `(("python" ,python-2)))))

(define-public python-pyqt-4
  (package (inherit python-pyqt)
    (name "python-pyqt")
    (version "4.11.4")
    (source
      (origin
        (method url-fetch)
        (uri
          (string-append "mirror://sourceforge/pyqt/PyQt4/"
                         "PyQt-" version "/PyQt-x11-gpl-"
                         version ".tar.gz"))
        (sha256
         (base32
          "01zlviy5lq8g6db84wnvvpsrfnip9lbcpxagsyqa6as3jmsff7zw"))))
    (native-inputs
     `(("python-sip" ,python-sip)
       ("qt" ,qt-4)))
    (arguments
     `(#:tests? #f ; no check target
       #:modules ((srfi srfi-1)
                  ,@%gnu-build-system-modules)
       #:phases
         (alist-replace
         'configure
         (lambda* (#:key inputs outputs #:allow-other-keys)
           (let* ((out (assoc-ref outputs "out"))
                  (bin (string-append out "/bin"))
                  (sip (string-append out "/share/sip"))
                  (python (assoc-ref inputs "python"))
                  (python-version
                    (last (string-split python #\-)))
                  (python-major+minor
                    (string-join
                      (take (string-split python-version #\.) 2)
                      "."))
                  (lib (string-append out "/lib/python"
                                      python-major+minor
                                      "/site-packages")))
             (zero? (system* "python" "configure.py"
                             "--confirm-license"
                             "--bindir" bin
                             "--destdir" lib
                             "--sipdir" sip))))
         %standard-phases)))
    (license (list license:gpl2 license:gpl3)))) ; choice of either license

(define-public python2-pyqt-4
  (package (inherit python-pyqt-4)
           (name "python2-pyqt-4")
           (native-inputs
            `(("python-sip" ,python2-sip)
              ("qt" ,qt-4)))
           (inputs
            `(("python" ,python-2)))))

(define-public qtkeychain
  (package
    (name "qtkeychain")
    (version "0.7.0")
    (source
      (origin
        (method url-fetch)
        (uri (string-append "https://github.com/frankosterfeld/qtkeychain/"
                            "archive/v" version ".tar.gz"))
        (file-name (string-append name "-" version ".tar.gz"))
        (sha256
         (base32 "0fka5q5cdzlf79igcjgbnb2smvwbwfasqawkzkbr34whispgm6lz"))))
    (build-system cmake-build-system)
    (native-inputs
     `(("qttools" ,qttools)))
    (inputs
     `(("qtbase" ,qtbase)))
    (arguments
     `(#:tests? #f ; No tests included
       #:phases
       (modify-phases %standard-phases
         (add-before
          'configure 'set-qt-trans-dir
           (lambda _
             (substitute* "CMakeLists.txt"
              (("\\$\\{qt_translations_dir\\}")
               "${CMAKE_INSTALL_PREFIX}/share/qt/translations")))))))
    (home-page "https://github.com/frankosterfeld/qtkeychain")
    (synopsis "Qt API to store passwords")
    (description
      "QtKeychain is a Qt library to store passwords and other secret data
securely.  It will not store any data unencrypted unless explicitly requested.")
    (license license:bsd-3)))

(define-public qwt
  (package
    (name "qwt")
    (version "6.1.3")
    (source
      (origin
        (method url-fetch)
        (uri
         (string-append "mirror://sourceforge/qwt/qwt/"
                        version "/qwt-" version ".tar.bz2"))
        (sha256
         (base32 "0cwp63s03dw351xavb3pzbjlqvx7kj88wv7v4a2b18m9f97d7v7k"))))
  (build-system gnu-build-system)
  (inputs
   `(("qtbase" ,qtbase)
     ("qtsvg" ,qtsvg)
     ("qttools" ,qttools)))
  (arguments
   `(#:phases
     (modify-phases %standard-phases
       (replace 'configure
         (lambda* (#:key outputs #:allow-other-keys)
           (let ((out (assoc-ref outputs "out")))
             (substitute* '("qwtconfig.pri")
               (("/usr/local/qwt-\\$\\$QWT\\_VERSION") out))
             (zero? (system* "qmake")))))
       (add-after 'install 'install-documentation
         (lambda* (#:key outputs #:allow-other-keys)
           (let* ((out (assoc-ref outputs "out"))
                  (man (string-append out "/share/man")))
             ;; Remove some incomplete manual pages.
             (for-each delete-file (find-files "doc/man/man3" "^_tmp.*"))
             (mkdir-p man)
             (copy-recursively "doc/man" man)
             #t))))))
  (home-page "http://qwt.sourceforge.net")
  (synopsis "Qt widgets for plots, scales, dials and other technical software
GUI components")
  (description
   "The Qwt library contains widgets and components which are primarily useful
for technical and scientific purposes.  It includes a 2-D plotting widget,
different kinds of sliders, and much more.")
  (license
   (list
    ;; The Qwt license is LGPL2.1 with some exceptions.
    (license:non-copyleft "http://qwt.sourceforge.net/qwtlicense.html")
    ;; textengines/mathml/qwt_mml_document.{cpp,h} is dual LGPL2.1/GPL3 (either).
    license:lgpl2.1 license:gpl3))))

(define-public qtwebkit
  (package
    (name "qtwebkit")
    (version "5.7.0")
    (source
      (origin
        (method url-fetch)
        (uri (string-append "http://download.qt.io/community_releases/"
                            (version-major+minor version)
                            "/" version "/qtwebkit-opensource-src-" version
                            ".tar.xz"))
        ;; Note: since Qt 5.6, Qt no longer officially supports qtwebkit:
        ;; <http://lists.qt-project.org/pipermail/development/2016-May/025923.html>.
        (sha256
         (base32
          "1prlpl3zslzpr1iv7m3irvxjxn3v8nlxh21v9k2kaq4fpwy2b8y7"))))
    (build-system gnu-build-system)
    (native-inputs
     `(("perl" ,perl)
       ("python" ,python-2.7)
       ("ruby" ,ruby)
       ("bison" ,bison)
       ("flex" ,flex)
       ("gperf" ,gperf)
       ("pkg-config" ,pkg-config)))
    (inputs
     `(("icu" ,icu4c)
       ("libjpeg" ,libjpeg)
       ("libpng" ,libpng)
       ("libwebp" ,libwebp)
       ("sqlite" ,sqlite)
       ("fontconfig" ,fontconfig)
       ("libxrender", libxrender)
       ("qtbase" ,qtbase)
       ("qtdeclarative" ,qtdeclarative)
       ("qtmultimedia" ,qtmultimedia)
       ("libxml2" ,libxml2)
       ("libxslt" ,libxslt)
       ("libx11" ,libx11)
       ("libxcomposite" ,libxcomposite)))
    (arguments
     `(#:phases
       (modify-phases %standard-phases
         (replace 'configure
                  (lambda* (#:key outputs #:allow-other-keys)
                    (let ((out (assoc-ref outputs "out")))
                      (setenv "QMAKEPATH"
                              (string-append (getcwd) "/Tools/qmake:"
                                             (getenv "QMAKEPATH")))
                      (system* "qmake"))))
         ;; prevent webkit from trying to install into the qtbase store directory,
         ;; and replace references to the build directory in linker options:
         (add-before 'build 'patch-installpaths
                     (lambda* (#:key outputs inputs #:allow-other-keys)
                       (let* ((out (assoc-ref outputs "out"))
                              (qtbase (assoc-ref inputs "qtbase"))
                              (builddir (getcwd))
                              (linkbuild (string-append "-L" builddir))
                              (linkout (string-append "-L" out))
                              (makefiles
                               (map-in-order
                                (lambda (i)
                                  (let* ((in (car i))
                                         (mf (string-append (dirname in) "/"
                                                            (cdr i))))
                                    ;; by default, these Makefiles are
                                    ;; generated during install, but we need
                                    ;; to generate them now
                                    (system* "qmake" in "-o" mf)
                                    mf))
                                '(("Source/api.pri" . "Makefile.api")
                                  ("Source/widgetsapi.pri"
                                   . "Makefile.widgetsapi")
                                  ("Source/WebKit2/WebProcess.pro"
                                   . "Makefile.WebProcess")
                                  ("Source/WebKit2/PluginProcess.pro"
                                   . "Makefile.PluginProcess")
                                  ("Source/WebKit/qt/declarative/public.pri"
                                   . "Makefile.declarative.public")
                                  ("Source/WebKit/qt/declarative/experimental/experimental.pri"
                                   . "Makefile.declarative.experimental")
                                  ("Source/WebKit/qt/examples/platformplugin/platformplugin.pro"
                                   . "Makefile")))))
                         ;; Order of qmake calls and substitutions matters here.
                         (system* "qmake" "-prl" "Source/widgetsapi.pri"
                                  "-o" "Source/Makefile")
                         (substitute* (find-files "lib" "libQt5.*\\.prl")
                           ((linkbuild) linkout))
                         (substitute* (find-files "lib"
                                                  "libQt5WebKit.*\\.la")
                           (("libdir='.*'")
                            (string-append "libdir='" out "/lib'"))
                           ((linkbuild) linkout))
                         (substitute* (find-files "lib/pkgconfig"
                                                  "Qt5WebKit.*\\.pc")
                           (((string-append "prefix=" qtbase))
                            (string-append "prefix=" out))
                           ((linkbuild) linkout))
                         ;; Makefiles must be modified after .prl/.la/.pc
                         ;; files, lest they get rebuilt:
                         (substitute* makefiles
                           (((string-append "\\$\\(INSTALL_ROOT\\)" qtbase))
                            out )
                           (((string-append "-Wl,-rpath," builddir))
                            (string-append "-Wl,-rpath," out)))))))))
    (home-page "https://www.webkit.org")
    (synopsis "Web browser engine and classes to render and interact with web
content")
    (description "QtWebKit provides a Web browser engine that makes it easy to
embed content from the World Wide Web into your Qt application.  At the same
time Web content can be enhanced with native controls.")

    (license license:lgpl2.1+)))


(define-public qjson
  (package
    (name "qjson")
    (version "0.8.1")
    (source
     (origin
       (method url-fetch)
       (uri (string-append "https://github.com/flavio/" name
                           "/archive/" version ".tar.gz"))
       (file-name (string-append name "-" version ".tar.gz"))
       (sha256
        (base32
         "163fspi0xc705irv79qw861fmh68pjyla9vx3kqiq6xrdhb9834j"))))
    (build-system cmake-build-system)
    (inputs
     `(("qt-4" ,qt-4)))
    (arguments
     `(#:tests? #f)) ; no check target
    (home-page "http://qjson.sourceforge.net")
    (synopsis "Qt library mapping between JSON data and Qt objects")
    (description
     "QJson is a qt-based library that maps JSON data to QVariant
objects.  JSON arrays will be mapped to QVariantList instances, while JSON's
objects will be mapped to QVariantMap.")
    (license license:lgpl2.1)))