08/10: gnu: squashfs-tools: Install some documentation.

[guix-commits]

nckx pushed a commit to branch master
in repository guix.

commit 5372f7dd5a422f8f3c5aac5e1824f322919a265a
Author: Tobias Geerinckx-Rice <me@tobias.gr>
AuthorDate: Fri Jun 11 00:32:43 2021 +0200

    gnu: squashfs-tools: Install some documentation.
    
    * gnu/packages/compression.scm (squashfs-tools)[arguments]: Add a new
    'install-documentation phase.  Remove an obsolete #t whilst here.
---
 gnu/packages/compression.scm | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/gnu/packages/compression.scm b/gnu/packages/compression.scm
index c1677f0..156219f 100644
--- a/gnu/packages/compression.scm
+++ b/gnu/packages/compression.scm
@@ -887,8 +887,13 @@ time for compression ratio.")
        (modify-phases %standard-phases
          (replace 'configure
            (lambda _
-             (chdir "squashfs-tools")
-             #t)))))
+             (chdir "squashfs-tools")))
+         (add-after 'install 'install-documentation
+           ;; Install what very little usage documentation is provided.
+           (lambda* (#:key outputs #:allow-other-keys)
+             (let* ((out (assoc-ref outputs "out"))
+                    (doc (string-append out "/share/doc/" ,name)))
+               (install-file "../USAGE" doc)))))))
     (inputs
      `(("lz4" ,lz4)
        ("lzo" ,lzo)