01/04: gnu: libnl: Add "doc" output.

[Marius Bakke]

mbakke pushed a commit to branch master
in repository guix.

commit d80a47f2f53a686a0aef9ecf50d5d7f35e153a09
Author: Dave Love <address@hidden>
Date:   Wed Aug 2 12:09:02 2017 +0100

    gnu: libnl: Add "doc" output.
    
    * gnu/packages/linux.scm (libnl)[native-inputs]: Add doc origin.
    [outputs]: New field.
    [arguments]: Add 'install-doc' phase. New field.
    
    Co-authored-by: Marius Bakke <address@hidden>
---
 gnu/packages/linux.scm | 24 +++++++++++++++++++++++-
 1 file changed, 23 insertions(+), 1 deletion(-)

diff --git a/gnu/packages/linux.scm b/gnu/packages/linux.scm
index ce95de6..2df4c86 100644
--- a/gnu/packages/linux.scm
+++ b/gnu/packages/linux.scm
@@ -1464,7 +1464,29 @@ transparently through a bridge.")
                (base32
                 "1r3lw3hjvqxi5zqyq2w1qadm3gisd9nlf71dkl4yplacmssnhm3h"))))
     (build-system gnu-build-system)
-    (native-inputs `(("flex" ,flex) ("bison" ,bison)))
+    (native-inputs
+     `(("bison" ,bison)
+       ("flex" ,flex)
+       ("libnl3-doc"
+        ,(origin
+           (method url-fetch)
+           (uri (string-append
+                 "https://github.com/thom311/libnl/releases/download/libnl";
+                 (string-join (string-split version #\.) "_")
+                 "/libnl-doc-" version ".tar.gz"))
+           (sha256
+            (base32 
"0srab805yj8wb13l64qjyp3mdbqapxg5vk46v3zlhhzpmxqw8j7r"))))))
+    (outputs '("out" "doc"))
+    (arguments
+     `(#:phases
+       (modify-phases %standard-phases
+         (add-after 'install 'install-doc
+           (lambda* (#:key inputs outputs #:allow-other-keys)
+             (let ((dest (string-append (assoc-ref outputs "doc")
+                                        "/share/doc/libnl")))
+               (mkdir-p dest)
+               (zero? (system* "tar" "xf" (assoc-ref inputs "libnl3-doc")
+                               "--strip-components=1" "-C" dest))))))))
     (home-page "http://www.infradead.org/~tgr/libnl/";)
     (synopsis "NetLink protocol library suite")
     (description