From b9b0f6222c489db78331cc8be3c093538d22c70b Mon Sep 17 00:00:00 2001
From: David Kalnischkies <david@kalnischkies.de>
Date: Mon, 10 Mar 2014 17:53:22 +0100
Subject: use a configurable list of versioned kernel packages

With APT::VersionedKernelPackages users have the option of adding
packages like pre-build out-of-tree modules to the list of automatically
protected from being autoremoved.
---
 debian/apt.auto-removal.sh | 21 +++++++++++----------
 debian/apt.conf.autoremove |  9 +++++++++
 2 files changed, 20 insertions(+), 10 deletions(-)

(limited to 'debian')

diff --git a/debian/apt.auto-removal.sh b/debian/apt.auto-removal.sh
index d105f440a..9c4a4157d 100644
--- a/debian/apt.auto-removal.sh
+++ b/debian/apt.auto-removal.sh
@@ -72,22 +72,23 @@ $previous_version
 EOF
 )
 
-cat > "$config_file".dpkg-new <<EOF
+generateconfig() {
+	cat <<EOF
 // File autogenerated by $0, do not edit
 APT
 {
   NeverAutoRemove
   {
 EOF
-for kernel in $kernels; do
-	echo "    \"^linux-image-${kernel}$\";" >> "$config_file".dpkg-new
-	echo "    \"^linux-image-extra-${kernel}$\";" >> "$config_file".dpkg-new
-	echo "    \"^linux-signed-image-${kernel}$\";" >> "$config_file".dpkg-new
-	echo "    \"^linux-backports-modules-.*-${kernel}$\";" >> "$config_file".dpkg-new
-	echo "    \"^linux-headers-${kernel}$\";" >> "$config_file".dpkg-new
-done
-cat >> "$config_file".dpkg-new <<EOF
+	apt-config dump --no-empty --format '%v%n' 'APT::VersionedKernelPackages' | while read package; do
+		for kernel in $kernels; do
+			echo "    \"^${package}-${kernel}$\";"
+		done
+	done
+	cat <<EOF
   };
 };
 EOF
-mv "$config_file".dpkg-new "$config_file"
+}
+generateconfig > "${config_file}.dpkg-new"
+mv "${config_file}.dpkg-new" "$config_file"
diff --git a/debian/apt.conf.autoremove b/debian/apt.conf.autoremove
index 9684c9c7d..ea68f88fc 100644
--- a/debian/apt.conf.autoremove
+++ b/debian/apt.conf.autoremove
@@ -9,6 +9,15 @@ APT
 	"^gnumach-image.*";
   };
 
+  VersionedKernelPackages
+  {
+	"linux-image";
+	"linux-image-extra";
+	"linux-signed-image";
+	"linux-backports-modules-.*";
+	"linux-headers";
+  };
+
   Never-MarkAuto-Sections
   {
 	"metapackages";
-- 
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