gnu: Add dump.

* gnu/packages/backup.scm (dump): New variable.

Signed-off-by: Marius Bakke <marius@gnu.org>

gnu/packages/backup.scm

@@ -16,6 +16,7 @@
 ;;; Copyright © 2019 Marius Bakke <mbakke@fastmail.com>
 ;;; Copyright © 2019 Mathieu Othacehe <m.othacehe@gmail.com>
 ;;; Copyright © 2020 Nicolas Goaziou <mail@nicolasgoaziou.fr>
+;;; Copyright © 2020 Marcin Karpezo <sirmacik@wioo.waw.pl>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -1026,6 +1027,42 @@ (define-public zbackup
 is format-agnostic, so you can feed virtually any files to it.")
     (license license:gpl2+)))
 
+(define-public dump
+  (package
+    (name "dump")
+    (version "0.4b46")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (string-append "mirror://sourceforge/dump/dump/"
+                           version "/dump-" version ".tar.gz"))
+       (sha256
+        (base32
+         "15rg5y15ak0ppqlhcih78layvg7cwp6hc16p3c58xs8svlkxjqc0"))))
+    (build-system gnu-build-system)
+    (arguments
+     `(#:configure-flags
+       `("--sysconfdir=/etc"
+         "--disable-readline"
+         "--disable-rmt")))
+    (native-inputs
+     `(("pkg-config" ,pkg-config)))
+    (inputs
+     `(("openssl" ,openssl-1.0)
+       ("zlib" ,zlib)
+       ("util-linux" ,util-linux "lib")
+       ("e2fsprogs" ,e2fsprogs)))
+    (home-page "https://dump.sourceforge.io/")
+    (synopsis "Ext2/3/4 filesystem dump/restore utilities")
+    (description "Dump examines files in a filesystem, determines which ones
+need to be backed up, and copies those files to a specified disk, tape or
+other storage medium.  Subsequent incremental backups can then be layered on
+top of the full backup.  The restore command performs the inverse function of
+dump; it can restore a full backup of a filesystem.  Single files and
+directory subtrees may also be restored from full or partial backups in
+interractive mode.")
+    (license license:bsd-3)))
+
 (define-public burp
   (package
     (name "burp")