39/39: gnu: librsvg-next: Update package definition.

[guix-commits]

dannym pushed a commit to branch wip-desktop
in repository guix.

commit ab1b6cb401c95a21eb479671fabe7382afb67964
Author: Raghav Gururajan <raghavgururajan@disroot.org>
AuthorDate: Thu Jul 9 15:32:05 2020 -0400

    gnu: librsvg-next: Update package definition.
    
    * gnu/packages/gnome.scm (librsvg-next): Remove inheritance from librsvg.
    [version]: Update to 2.48.8.
    [source]<origin>[sha256]: Modify base32.
    [modules]: Remove modules.
    [snippet]: Remove snippet.
    [arguments]<#:cargo-inputs>: Add rust-alga, rust-approx, rust-atty,
    rust-autocfg, rust-block, rust-bstr, rust-bumpalo, rust-byteorder,
    rust-cast, rust-cfg-if, rust-clap, rust-criterion, rust-criterion-plot,
    rust-crossbeam-deque, rust-crossbeam-epoch, rust-crossbeam-queue,
    rust-crossbeam-utils, rust-cssparser-macros, rust-csv, rust-csv-core,
    rust-derive-more, rust-dtoa, rust-dtoa-short, rust-either,
    rust-encoding-index-japanese, rust-encoding-index-korean,
    rust-encoding-index-simpchinese, rust-encoding-index-singlebyte,
    rust-encoding-index-tradchinese, rust-encoding-index-tests,
    rust-futf, rust-futures-channel, rust-futures-core, rust-futures-executor,
    rust-futures-io, rust-futures-macro, rust-futures-task, rust-futures-util,
    rust-fxhash, rust-generic-array, rust-getrandom, rust-half,
    rust-hermit-abi, rust-idna, rust-itoa, rust-js-sys, rust-libm, rust-log,
    rust-mac, rust-malloc-buf, rust-matches, rust-matrixmultiply,
    rust-maybe-uninit, rust-memchr, rust-memoffset, rust-new-debug-unreachable,
    rust-nodrop, rust-num-complex, rust-num-integer, rust-num-rational,
    rust-num-cpus, rust-objc, rust-objc-foundation, rust-objc-id, 
rust-once-cell,
    rust-oorandom, rust-pangocairo-sys, rust-percent-encoding, rust-phf-codegen,
    rust-phf-generator, rust-phf-macros, rust-phf-shared, rust-pin-project,
    rust-pin-project-internal, rust-pin-utils, rust-pkg-config, rust-plotters,
    rust-ppv-lite86, rust-precomputed-hash, rust-proc-macro-hack,
    rust-proc-macro-nested, rust-proc-macro2, rust-quote, rust-rand,
    rust-rand-chacha, rust-rand-core, rust-rand-distr, rust-rand-hc,
    rust-rand-pcg, rust-rawpointer, rust-regex-automata, rust-regex-syntax,
    rust-rgb, rust-rustc-version, rust-ryu, rust-same-file, rust-scopeguard,
    rust-selectors, rust-semver, rust-semver-parser, rust-serde,
    rust-serde-cbor, rust-serde-derive, rust-serde-json, rust-servo-arc,
    rust-siphasher, rust-slab, rust-smallvec, rust-stable-deref-trait,
    rust-string-cache-codegen, rust-syn, rust-tendril, rust-textwrap,
    rust-thin-slice, rust-thread-local, rust-time, rust-tinytemplate, 
rust-tinyvec,
    rust-typenum, rust-unicode-bidi, rust-unicode-normalization, 
rust-unicode-width,
    rust-unicode-xid, rust-utf, rust-walkdir, rust-wasi, rust-wasm-bindgen,
    rust-wasm-bindgen-backend, rust-wasm-bindgen-macro, 
rust-wasm-bindgen-macro-support,
    rust-wasm-bindgen-shared, rust-web-sys, rust-winapi, 
rust-winapi-i686-pc-windows-gnu,
    rust-winapi-util, rust-winapi-x86-64-pc-windows-gnu, rust-xml5ever.
    <#:phases>['patch-docbook]: New phase.
    ['prepare-for-build]: Modify phase.
    ['gnu-configure]: Modify.
    ['remove-failing-tests]: Remove phase.
    [native-inputs]: Add docbook-xml, python-wrapper and ruby.
    [inputs]: Add fontconfig, freetype and harfbuzz.
    [synopsis]: Modify.
    [description]: Modify.
    
    Signed-off-by: Danny Milosavljevic <dannym@scratchpost.org>
---
 gnu/packages/gnome.scm | 334 ++++++++++++++++++++++++++++++++++++-------------
 1 file changed, 245 insertions(+), 89 deletions(-)

diff --git a/gnu/packages/gnome.scm b/gnu/packages/gnome.scm
index 9dc88c6..2ac98a5 100644
--- a/gnu/packages/gnome.scm
+++ b/gnu/packages/gnome.scm
@@ -2774,78 +2774,222 @@ diagrams.")
 
 (define-public librsvg-next
   (package
-    (inherit librsvg)
     (name "librsvg")
-    (version "2.46.4")
-    (source (origin
-              (method url-fetch)
-              (uri (string-append "mirror://gnome/sources/librsvg/"
-                                  (version-major+minor version)  "/"
-                                  "librsvg-" version ".tar.xz"))
-              (sha256
-               (base32
-                "0afc82nsxc6kw136xid4vcq9kmq4rmgzzk8bh2pvln2cnvirwnxl"))
-              (modules '((guix build utils)))
-              (snippet
-               '(begin (delete-file-recursively "vendor")
-                       ;; Don't demand an exact version for string_cache
-                       (substitute* "rsvg_internals/Cargo.toml"
-                         (("\"=") "\""))
-                       #t))))
+    (version "2.48.8")
+    (source
+     (origin
+       (method url-fetch)
+       (uri
+        (string-append "mirror://gnome/sources/" name "/"
+                       (version-major+minor version)  "/"
+                       name "-" version ".tar.xz"))
+       (sha256
+        (base32 "14i6xzghcidv64cyd3g0wdjbl82rph737yxn9s3x29nzpcjs707l"))))
     (build-system cargo-build-system)
+    (outputs '("out" "doc"))
     (arguments
-     `(#:modules ((guix build cargo-build-system)
-                  (guix build utils)
-                  ((guix build gnu-build-system) #:prefix gnu:))
-       #:vendor-dir "vendor"
+     `(#:modules
+       ((guix build cargo-build-system)
+        (guix build utils)
+        ((guix build gnu-build-system) #:prefix gnu:))
        #:cargo-inputs
-       (("rust-bitflags" ,rust-bitflags-1)
-        ("rust-cairo-rs" ,rust-cairo-rs-0.7)
-        ("rust-cairo-sys-rs" ,rust-cairo-sys-rs-0.9)
-        ("rust-cssparser" ,rust-cssparser-0.25)
-        ("rust-data-url" ,rust-data-url-0.1)
-        ("rust-downcast-rs" ,rust-downcast-rs-1.1)
-        ("rust-encoding" ,rust-encoding-0.2)
-        ("rust-float-cmp" ,rust-float-cmp-0.5)
-        ("rust-gdk-pixbuf" ,rust-gdk-pixbuf-0.7)
-        ("rust-gdk-pixbuf-sys" ,rust-gdk-pixbuf-sys-0.9)
-        ("rust-gio" ,rust-gio-0.7)
-        ("rust-gio-sys" ,rust-gio-sys-0.9)
-        ("rust-glib" ,rust-glib-0.8)
-        ("rust-glib-sys" ,rust-glib-sys-0.9)
-        ("rust-gobject-sys" ,rust-gobject-sys-0.9)
-        ("rust-itertools" ,rust-itertools-0.8)
-        ("rust-language-tags" ,rust-language-tags-0.2)
-        ("rust-lazy-static" ,rust-lazy-static-1)
-        ("rust-libc" ,rust-libc-0.2)
-        ("rust-locale-config" ,rust-locale-config-0.3)
-        ("rust-markup5ever" ,rust-markup5ever-0.9)
-        ("rust-nalgebra" ,rust-nalgebra-0.18)
-        ("rust-num-traits" ,rust-num-traits-0.2)
-        ("rust-pkg-config" ,rust-pkg-config-0.3)
-        ("rust-pango" ,rust-pango-0.7)
-        ("rust-pango-sys" ,rust-pango-sys-0.9)
-        ("rust-pangocairo" ,rust-pangocairo-0.8)
-        ("rust-phf" ,rust-phf-0.7)
-        ("rust-rayon" ,rust-rayon-1)
-        ("rust-rctree" ,rust-rctree-0.3)
-        ("rust-string-cache" ,rust-string-cache-0.7)
-        ("rust-regex" ,rust-regex-1)
-        ("rust-url" ,rust-url-2.1)
-        ("rust-xml-rs" ,rust-xml-rs-0.8))
+       ( ;; Keep this list updated in accordance with Cargo.lock.
+        ("aho-corasick" ,rust-aho-corasick-0.7)
+        ("alga" ,rust-alga-0.9)
+        ("approx" ,rust-approx-0.3)
+        ("atty" ,rust-atty-0.2)
+        ("autocfg" ,rust-autocfg-1.0)
+        ("bitflags" ,rust-bitflags-1)
+        ("block" ,rust-block-0.1)
+        ("bstr" ,rust-bstr-0.2)
+        ("bumpalo" ,rust-bumpalo-3)
+        ("byteorder" ,rust-byteorder-1.3)
+        ("cairo-rs" ,rust-cairo-rs-0.8)
+        ("cairo-sys-rs" ,rust-cairo-sys-rs-0.9)
+        ("cast" ,rust-cast-0.2)
+        ("cfg-if" ,rust-cfg-if-0.1)
+        ("clap" ,rust-clap-2)
+        ("criterion" ,rust-criterion-0.3)
+        ("criterion-plot" ,rust-criterion-plot-0.4)
+        ("crossbeam-deque" ,rust-crossbeam-deque-0.7)
+        ("crossbeam-epoch" ,rust-crossbeam-epoch-0.8)
+        ("crossbeam-queue" ,rust-crossbeam-queue-0.2)
+        ("crossbeam-utils" ,rust-crossbeam-utils-0.7)
+        ("cssparser" ,rust-cssparser-0.27)
+        ("cssparser-macros" ,rust-cssparser-macros-0.6)
+        ("csv" ,rust-csv-1.1)
+        ("csv-core" ,rust-csv-core-0.1)
+        ("data-url" ,rust-data-url-0.1)
+        ("derive_more" ,rust-derive-more-0.99)
+        ("downcast-rs" ,rust-downcast-rs-1.2)
+        ("dtoa" ,rust-dtoa-0.4)
+        ("dtoa-short" ,rust-dtoa-short-0.3)
+        ("either" ,rust-either-1.5)
+        ("encoding" ,rust-encoding-0.2)
+        ("encoding-index-japanese" ,rust-encoding-index-japanese-1.20141219)
+        ("encoding-index-korean" ,rust-encoding-index-korean-1.20141219)
+        ("encoding-index-simpchinese" 
,rust-encoding-index-simpchinese-1.20141219)
+        ("encoding-index-singlebyte" 
,rust-encoding-index-singlebyte-1.20141219)
+        ("encoding-index-tradchinese" 
,rust-encoding-index-tradchinese-1.20141219)
+        ("encoding_index_tests" ,rust-encoding-index-tests-0.1)
+        ("float-cmp" ,rust-float-cmp-0.6)
+        ("futf" ,rust-futf-0.1)
+        ("futures-channel" ,rust-futures-channel-0.3)
+        ("futures-core" ,rust-futures-core-0.3)
+        ("futures-executor" ,rust-futures-executor-0.3)
+        ("futures-io" ,rust-futures-io-0.3)
+        ("futures-macro" ,rust-futures-macro-0.3)
+        ("futures-task" ,rust-futures-task-0.3)
+        ("futures-util" ,rust-futures-util-0.3)
+        ("fxhash" ,rust-fxhash-0.2)
+        ("gdk-pixbuf" ,rust-gdk-pixbuf-0.8)
+        ("gdk-pixbuf-sys" ,rust-gdk-pixbuf-sys-0.9)
+        ("generic-array" ,rust-generic-array-0.13)
+        ("getrandom" ,rust-getrandom-0.1)
+        ("gio" ,rust-gio-0.8)
+        ("gio-sys" ,rust-gio-sys-0.9)
+        ("glib" ,rust-glib-0.9)
+        ("glib-sys" ,rust-glib-sys-0.9)
+        ("gobject-sys" ,rust-gobject-sys-0.9)
+        ("half" ,rust-half-1.3)
+        ("hermit-abi" ,rust-hermit-abi-0.1)
+        ("idna" ,rust-idna-0.2)
+        ("itertools-0.8" ,rust-itertools-0.8)
+        ("itertools-0.9" ,rust-itertools-0.9)
+        ("itoa" ,rust-itoa-0.4)
+        ("js-sys" ,rust-js-sys-0.3)
+        ("language-tags" ,rust-language-tags-0.2)
+        ("lazy-static" ,rust-lazy-static-1)
+        ("libc" ,rust-libc-0.2)
+        ("libm" ,rust-libm-0.2)
+        ("locale-config" ,rust-locale-config-0.3)
+        ("log" ,rust-log-0.4)
+        ("mac" ,rust-mac-0.1)
+        ("malloc_buf" ,rust-malloc-buf-0.0)
+        ("markup5ever" ,rust-markup5ever-0.10)
+        ("matches" ,rust-matches-0.1)
+        ("matrixmultiply" ,rust-matrixmultiply-0.2)
+        ("maybe-uninit" ,rust-maybe-uninit-2.0)
+        ("memchr" ,rust-memchr-2)
+        ("memoffset" ,rust-memoffset-0.5)
+        ("nalgebra" ,rust-nalgebra-0.19)
+        ("new_debug_unreachable" ,rust-new-debug-unreachable-1.0)
+        ("nodrop" ,rust-nodrop-0.1)
+        ("num-complex" ,rust-num-complex-0.2)
+        ("num-integer" ,rust-num-integer-0.1)
+        ("num-rational" ,rust-num-rational-0.2)
+        ("num-traits" ,rust-num-traits-0.2)
+        ("num_cpus" ,rust-num-cpus-1)
+        ("objc" ,rust-objc-0.2)
+        ("objc-foundation" ,rust-objc-foundation-0.1)
+        ("objc_id" ,rust-objc-id-0.1)
+        ("once_cell" ,rust-once-cell-1.2)
+        ("oorandom" ,rust-oorandom-11.1)
+        ("pango" ,rust-pango-0.8)
+        ("pango-sys" ,rust-pango-sys-0.9)
+        ("pangocairo" ,rust-pangocairo-0.9)
+        ("pangocairo-sys" ,rust-pangocairo-sys-0.10)
+        ("percent-encoding" ,rust-percent-encoding-2.1)
+        ("phf" ,rust-phf-0.8)
+        ("phf_codegen" ,rust-phf-codegen-0.8)
+        ("phf_generator" ,rust-phf-generator-0.8)
+        ("phf_macros" ,rust-phf-macros-0.8)
+        ("phf_shared" ,rust-phf-shared-0.8)
+        ("pin-project" ,rust-pin-project-0.4)
+        ("pin-project-internal" ,rust-pin-project-internal-0.4)
+        ("pin-utils" ,rust-pin-utils-0.1)
+        ("pkg-config" ,rust-pkg-config-0.3)
+        ("plotters" ,rust-plotters-0.2)
+        ("ppv-lite86" ,rust-ppv-lite86-0.2)
+        ("precomputed-hash" ,rust-precomputed-hash-0.1)
+        ("proc-macro-hack" ,rust-proc-macro-hack-0.5)
+        ("proc-macro-nested" ,rust-proc-macro-nested-0.1)
+        ("proc-macro2" ,rust-proc-macro2-1.0)
+        ("quote" ,rust-quote-1.0)
+        ("rand" ,rust-rand-0.7)
+        ("rand_chacha" ,rust-rand-chacha-0.2)
+        ("rand_core" ,rust-rand-core-0.5)
+        ("rand_distr" ,rust-rand-distr-0.2)
+        ("rand_hc" ,rust-rand-hc-0.2)
+        ("rand_pcg" ,rust-rand-pcg-0.2)
+        ("rawpointer" ,rust-rawpointer-0.2)
+        ("rayon" ,rust-rayon-1)
+        ("rayon-core" ,rust-rayon-core-1)
+        ("rctree" ,rust-rctree-0.3)
+        ("regex" ,rust-regex-1)
+        ("regex-automata" ,rust-regex-automata-0.1)
+        ("regex-syntax" ,rust-regex-syntax-0.6)
+        ("rgb" ,rust-rgb-0.8)
+        ("rustc_version" ,rust-rustc-version-0.2)
+        ("ryu" ,rust-ryu-1.0)
+        ("same-file" ,rust-same-file-1.0)
+        ("scopeguard" ,rust-scopeguard-1.0)
+        ("selectors" ,rust-selectors-0.22)
+        ("semver" ,rust-semver-0.9)
+        ("semver-parser" ,rust-semver-parser-0.7)
+        ("serde" ,rust-serde-1.0)
+        ("serde_cbor" ,rust-serde-cbor-0.11)
+        ("serde_derive" ,rust-serde-derive-1.0)
+        ("serde_json" ,rust-serde-json-1.0)
+        ("servo_arc" ,rust-servo-arc-0.1)
+        ("siphasher" ,rust-siphasher-0.3)
+        ("slab" ,rust-slab-0.4)
+        ("smallvec" ,rust-smallvec-1)
+        ("stable_deref_trait" ,rust-stable-deref-trait-1.1)
+        ("string-cache" ,rust-string-cache-0.8)
+        ("string_cache_codegen" ,rust-string-cache-codegen-0.5)
+        ("syn" ,rust-syn-1.0)
+        ("tendril" ,rust-tendril-0.4)
+        ("textwrap" ,rust-textwrap-0.11)
+        ("thin-slice" ,rust-thin-slice-0.1)
+        ("thread_local" ,rust-thread-local-1.0)
+        ("time" ,rust-time-0.1)
+        ("tinytemplate" ,rust-tinytemplate-1.0)
+        ("tinyvec" ,rust-tinyvec-0.3)
+        ("typenum" ,rust-typenum-1)
+        ("unicode-bidi" ,rust-unicode-bidi-0.3)
+        ("unicode-normalization" ,rust-unicode-normalization-0.1)
+        ("unicode-width" ,rust-unicode-width-0.1)
+        ("unicode-xid" ,rust-unicode-xid-0.2)
+        ("url" ,rust-url-2.1)
+        ("utf-8" ,rust-utf-8-0.7)
+        ("walkdir" ,rust-walkdir-2.3)
+        ("wasi" ,rust-wasi-0.9)
+        ("wasm-bindgen" ,rust-wasm-bindgen-0.2)
+        ("wasm-bindgen-backend" ,rust-wasm-bindgen-backend-0.2)
+        ("wasm-bindgen-macro" ,rust-wasm-bindgen-macro-0.2)
+        ("wasm-bindgen-macro-support" ,rust-wasm-bindgen-macro-support-0.2)
+        ("wasm-bindgen-shared" ,rust-wasm-bindgen-shared-0.2)
+        ("web-sys" ,rust-web-sys-0.3)
+        ("winapi" ,rust-winapi-0.3)
+        ("winapi-i686-pc-windows-gnu" ,rust-winapi-i686-pc-windows-gnu-0.4)
+        ("winapi-util" ,rust-winapi-util-0.1)
+        ("winapi-x86_64-pc-windows-gnu" ,rust-winapi-x86-64-pc-windows-gnu-0.4)
+        ("xml5ever" ,rust-xml5ever-0.16))
        #:cargo-development-inputs
-       (("rust-cairo-rs" ,rust-cairo-rs-0.7)
-        ("rust-criterion" ,rust-criterion-0.2))
+       (("rust-cairo-rs" ,rust-cairo-rs-0.8)
+        ("rust-criterion" ,rust-criterion-0.3))
        #:phases
        (modify-phases %standard-phases
+         (add-after 'unpack 'patch-docbook
+           (lambda* (#:key inputs #:allow-other-keys)
+             (with-directory-excursion "doc"
+               (substitute* "rsvg-docs.xml"
+                 (("http://www.oasis-open.org/docbook/xml/4.3/";)
+                  (string-append (assoc-ref inputs "docbook-xml")
+                                 "/xml/dtd/docbook/"))))
+             #t))
          (add-after 'unpack 'prepare-for-build
            (lambda _
+             (delete-file-recursively "vendor")
+             ;; Don't demand an exact version for string_cache
+             (substitute* "rsvg_internals/Cargo.toml"
+               (("\"=") "\""))
              ;; In lieu of #:make-flags
              (setenv "CC" "gcc")
              ;; Something about the build environment resists building
              ;; successfully with the '--locked' flag.
-             (substitute* '("Makefile.am"
-                            "Makefile.in")
+             (substitute* '("Makefile.am" "Makefile.in")
                (("--locked") ""))
              #t))
          (add-before 'configure 'pre-configure
@@ -2856,23 +3000,29 @@ diagrams.")
                (("gdk_pixbuf_moduledir = .*$")
                 (string-append "gdk_pixbuf_moduledir = "
                                "$(prefix)/lib/gdk-pixbuf-2.0/2.10.0/"
-                                "loaders\n"))
+                               "loaders\n"))
                ;; Drop the 'loaders.cache' file, it's in gdk-pixbuf+svg.
                (("gdk_pixbuf_cache_file = .*$")
                 "gdk_pixbuf_cache_file = $(TMPDIR)/loaders.cache\n"))
              #t))
          (add-after 'configure 'gnu-configure
-           (assoc-ref gnu:%standard-phases 'configure))
-           ;(lambda* (#:key outputs #:allow-other-keys)
-           ;  ((assoc-ref gnu:%standard-phases 'configure)
-           ;   #:outputs outputs
-           ;   #:configure-flags ("--disable-static"
-           ;                      "--enable-vala"))))
+           (lambda* (#:key inputs native-inputs outputs #:allow-other-keys)
+             ((assoc-ref gnu:%standard-phases 'configure)
+              #:native-inputs native-inputs
+              #:inputs inputs
+              #:outputs outputs
+              #:configure-flags
+              (list
+               "--disable-static"
+               "--enable-vala"
+               (string-append "--with-html-dir="
+                              (assoc-ref %outputs "doc")
+                              "/share/gtk-doc/html")))))
          (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"))
+              (string-append vendor-dir "/" ,name "-" ,version ".tar.xz"))
              #t))
          (replace 'build
            (assoc-ref gnu:%standard-phases 'build))
@@ -2881,28 +3031,34 @@ diagrams.")
              ((assoc-ref gnu:%standard-phases 'check)
               #:test-target "check")))
          (replace 'install
-           (assoc-ref gnu:%standard-phases 'install))
-         (add-before 'check 'remove-failing-tests
-           (lambda _
-             (with-directory-excursion "tests/fixtures/reftests"
-               (for-each delete-file
-                         '(;; The images produced by these tests differ 
slightly
-                           ;; from their reference counterparts due to 
differences
-                           ;; in the build environment (missing fonts, etc).  
See
-                           ;; <tests/README.md> for details.
-                           ;; These fail on x86_64.
-                           "svg1.1/coords-viewattr-02-b.svg"
-                           "svg1.1/filters-composite-04-f.svg"
-                           "svg1.1/filters-image-01-b.svg"
-                           "svg1.1/filters-conv-02-f.svg"
-                           "svg1.1/filters-conv-04-f.svg"
-                           ;; This test fails on i686:
-                           "svg1.1/masking-path-04-b.svg"
-                           ;; This test fails on armhf:
-                           "svg1.1/masking-mask-01-b.svg"
-                           ;; This test fails on aarch64:
-                           "bugs/777834-empty-text-children.svg")))
-             #t)))))
+           (assoc-ref gnu:%standard-phases 'install)))))
+    (native-inputs
+     `(("docbook-xml" ,docbook-xml-4.3)
+       ("glib" ,glib "bin")
+       ("gobject-introspection" ,gobject-introspection)
+       ("pkg-config" ,pkg-config)
+       ("python" ,python-wrapper)
+       ("ruby" ,ruby)
+       ("vala" ,vala)))
+    (inputs
+     `(("bzip2" ,bzip2)
+       ("fontconfig" ,fontconfig)
+       ("freetype" ,freetype)
+       ("harfbuzz" ,harfbuzz)
+       ("libcroco" ,libcroco)
+       ("libgsf" ,libgsf)
+       ("libxml2" ,libxml2)
+       ("pango" ,pango)))
+    (propagated-inputs
+     `(("cairo" ,cairo)
+       ("gdk-pixbuf" ,gdk-pixbuf)
+       ("glib" ,glib)))
+    (synopsis "SVG rendering library")
+    (description "Librsvg is a library to render SVG images to Cairo surfaces.
+GNOME uses this to render SVG icons.  Outside of GNOME, other desktop
+environments use it for similar purposes.  Wikimedia uses it for Wikipedia's 
SVG
+diagrams.")
+    (home-page "https://wiki.gnome.org/LibRsvg";)
     (license license:lgpl2.1+)))
 
 (define-public libidl