gnu: Add and use sane-backends-minimal.

* gnu/packages/scanner.scm (sane-backends): Rename to...
(sane-backends-minimal): this. Adjust name, source, synopsis and
description accordingly.
* gnu/packages/cups.scm (hplip): Use 'sane-backends-minimal' instead of
'sane-backends'.
* gnu/packages/gnome.scm (colord, simple-scan): Likewise.
* gnu/packages/libreoffice.scm (libreoffice): Likewise.
* gnu/packages/wine.scm (wine): Likewise.

Signed-off-by: Ludovic Courtès <ludo@gnu.org>

gnu/packages/cups.scm

@@ -416,7 +416,7 @@ (define-public hplip
     (inputs `(("libjpeg" ,libjpeg)
               ("cups-minimal" ,cups-minimal)
               ("libusb" ,libusb)
-              ("sane-backends" ,sane-backends)
+              ("sane-backends" ,sane-backends-minimal)
               ("dbus" ,dbus)
               ("python-wrapper" ,python-wrapper)
               ("python" ,python)

gnu/packages/gnome.scm

@@ -2433,7 +2433,7 @@ (define-public colord
        ("libusb" ,libusb)
        ("sqlite" ,sqlite)
        ("polkit" ,polkit)
-       ("sane-backends" ,sane-backends)))
+       ("sane-backends" ,sane-backends-minimal)))
     (home-page "http://www.freedesktop.org/software/colord/")
     (synopsis "Color management service")
     (description "Colord is a system service that makes it easy to manage,
@@ -3570,7 +3570,7 @@ (define-public simple-scan
        ("cairo" ,cairo)
        ("gdk-pixbuf" ,gdk-pixbuf)
        ("gusb" ,gusb)
-       ("libsane" ,sane-backends)))
+       ("libsane" ,sane-backends-minimal)))
     (native-inputs
      `(("gettext" ,gettext-minimal)
        ("itstool" ,itstool)

gnu/packages/libreoffice.scm

@@ -784,7 +784,7 @@ (define-public libreoffice
        ("postgresql" ,postgresql)
        ("python" ,python)
        ("redland" ,redland)
-       ("sane-backends" ,sane-backends)
+       ("sane-backends" ,sane-backends-minimal)
        ("unixodbc" ,unixodbc)
        ("unzip" ,unzip)
        ("vigra" ,vigra)

gnu/packages/scanner.scm

@@ -26,15 +26,15 @@ (define-module (gnu packages scanner)
   #:use-module ((guix licenses)
                 #:prefix licence:))
 
-(define-public sane-backends
+(define-public sane-backends-minimal
   (package
-    (name "sane-backends")
+    (name "sane-backends-minimal")
     (version "1.0.25")
     (source (origin
              (method url-fetch)
              (uri (string-append
                    "https://alioth.debian.org/frs/download.php/file/4146/"
-                   name "-" version ".tar.gz"))
+                   "sane-backends-" version ".tar.gz"))
              (sha256
               (base32
                "0b3fvhrxl4l82bf3v0j47ypjv6a0k5lqbgknrq1agpmjca6vmmx4"))))
@@ -71,9 +71,10 @@ (define-public sane-backends
     ;; **** File generated for html-backends-split mode is different from reference
     ;; Makefile:501: recipe for target 'check.local' failed
     (home-page "http://www.sane-project.org")
-    (synopsis "Raster image scanner library and drivers")
+    (synopsis
+     "Raster image scanner library and drivers, without scanner support")
     (description "SANE stands for \"Scanner Access Now Easy\" and is an API
 proving access to any raster image scanner hardware (flatbed scanner,
 hand-held scanner, video- and still-cameras, frame-grabbers, etc.).  The
-package contains the library and drivers.")
+package contains the library, but no drivers.")
     (license licence:gpl2+))) ; plus linking exception

gnu/packages/wine.scm

@@ -83,7 +83,7 @@ (define-public wine
        ("libmpg123" ,mpg123)
        ("libldap" ,openldap)
        ("libnetapi" ,samba)
-       ("libsane" ,sane-backends)
+       ("libsane" ,sane-backends-minimal)
        ("libpng" ,libpng)
        ("libjpeg" ,libjpeg)
        ("libtiff" ,libtiff)