Merge pull request #291668 from symphorien/sane_epkowa_hwdb

      url = "https://raw.githubusercontent.com/void-linux/void-packages/4b97cd2fb4ec38712544438c2491b6d7d5ab334a/srcpkgs/sane/patches/sane-desc-cross.patch";

      sha256 = "sha256-y6BOXnOJBSTqvRp6LwAucqaqv+OLLyhCS/tXfLpnAPI=";

    })

    # generate hwdb entries for scanners handled by other backends like epkowa

    # https://gitlab.com/sane-project/backends/-/issues/619

    ./sane-desc-generate-entries-unsupported-scanners.patch

  ];

  postPatch = ''

  in ''

    mkdir -p $out/etc/udev/rules.d/ $out/etc/udev/hwdb.d

    ./tools/sane-desc -m udev+hwdb -s doc/descriptions:doc/descriptions-external > $out/etc/udev/rules.d/49-libsane.rules

    ./tools/sane-desc -m udev+hwdb -s doc/descriptions -m hwdb > $out/etc/udev/hwdb.d/20-sane.hwdb

    ./tools/sane-desc -m udev+hwdb -s doc/descriptions:doc/descriptions-external -m hwdb > $out/etc/udev/hwdb.d/20-sane.hwdb

    # the created 49-libsane references /bin/sh

    substituteInPlace $out/etc/udev/rules.d/49-libsane.rules \

      --replace "RUN+=\"/bin/sh" "RUN+=\"${runtimeShell}"

sane-desc does not include unsupported .desc entries like EPSON V300 PHOTO,

which can be supported by the (unfree) epkowa driver.

But we need those entries so that unprivileged users which have installed epkowa

can use the scanner.

diff --git a/tools/sane-desc.c b/tools/sane-desc.c

index 7a8645dea..9c9719fef 100644

--- a/tools/sane-desc.c

+++ b/tools/sane-desc.c

@@ -3243,10 +3243,6 @@ create_usbids_table (void)

 	      for (model = mfg->model; model; model = model->next)

 		{

-		  if ((model->status == status_unsupported)

-		      || (model->status == status_unknown))

-		    continue;

-

 		  if (model->usb_vendor_id && model->usb_product_id)

 		    {

 		      first_usbid = add_usbid (first_usbid, mfg->name,