From: Colin Watson <cjwatson@ubuntu.com>
Date: Mon, 13 Jan 2014 12:13:24 +0000 (+0000)
Subject: Skip Windows os-prober entries on Wubi systems
X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=f36695098443076b8eb12399c286136ac8ed50d3;p=grub2.git

Skip Windows os-prober entries on Wubi systems

Since we're already being booted from the Windows boot loader, including
entries that take us back to it mostly just causes confusion, and stops
us from being able to hide the menu if there are no other OSes
installed.

https://blueprints.launchpad.net/ubuntu/+spec/foundations-o-wubi

Forwarded: not-needed
Last-Update: 2013-11-26

Patch-Name: wubi-no-windows.patch
---

diff --git a/util/grub.d/30_os-prober.in b/util/grub.d/30_os-prober.in
index e2ec80eb9..98aee403e 100644
--- a/util/grub.d/30_os-prober.in
+++ b/util/grub.d/30_os-prober.in
@@ -113,6 +113,8 @@ EOF
 
 used_osprober_linux_ids=
 
+wubi=
+
 for OS in ${OSPROBED} ; do
   DEVICE="`echo ${OS} | cut -d ':' -f 1`"
   LONGNAME="`echo ${OS} | cut -d ':' -f 2 | tr '^' ' '`"
@@ -149,6 +151,23 @@ for OS in ${OSPROBED} ; do
   case ${BOOT} in
     chain)
 
+      case ${LONGNAME} in
+	Windows*)
+	  if [ -z "$wubi" ]; then
+	    if [ -x /usr/share/lupin-support/grub-mkimage ] && \
+	       /usr/share/lupin-support/grub-mkimage --test; then
+	      wubi=yes
+	    else
+	      wubi=no
+	    fi
+	  fi
+	  if [ "$wubi" = yes ]; then
+	    echo "Skipping ${LONGNAME} on Wubi system" >&2
+	    continue
+	  fi
+	  ;;
+      esac
+
 	  onstr="$(gettext_printf "(on %s)" "${DEVICE}")"
       cat << EOF
 menuentry '$(echo "${LONGNAME} $onstr" | grub_quote)' $CLASS --class os \$menuentry_id_option 'osprober-chain-$(grub_get_device_id "${DEVICE}")' {