[PATCH 4/4] UBUNTU: [Packaging] update-version -- allow specification of the master version

[Andy Whitcroft]

Allow the caller to supply the master version so we do not need to go
look for it in the primary kernel.  This is used during LRM only
respins.

BugLink: https://bugs.launchpad.net/bugs/1928921
Signed-off-by: Andy Whitcroft <apw at canonical.com>
---
 update-version | 32 +++++++++++++++++++++-----------
 1 file changed, 21 insertions(+), 11 deletions(-)

diff --git a/update-version b/update-version
index 82794e8..cc55c39 100755
--- a/update-version
+++ b/update-version
@@ -6,6 +6,8 @@ tag_prefix=`dpkg-parsechangelog -S Source | sed 's/linux-restricted-modules/Ubun
 
 commit=:
 no_update=false
+master_version=
+master_dir=
 while :
 do
 	if [ "$1" = "--commit" ]; then
@@ -16,25 +18,33 @@ do
 		shift
 		no_update=true
 
+	elif [ "$1" = "--master-version" ]; then
+		master_version="$2"
+		shift 2
+
 	else
 		break
 	fi
 done
 
-if [ "$#" -ne 1 ]; then
-	echo "Usage: $0 <linux-source-directory>" 1>&2
-	exit 1
-fi
-master_dir="$1"
+if [ "$master_version" = "" ]; then
+	if [ "$#" -ne 1 ]; then
+		echo "Usage: $0 <linux-source-directory>" 1>&2
+		exit 1
+	fi
+	master_dir="$1"
 
-# Work out the master kernel version.
-if [ -f "$master_dir/debian/debian.env" ]; then
-	branch=`sed -ne 's/DEBIAN=//p' <"$master_dir/debian/debian.env"`
-	changelog="-l$branch/changelog"
+	# Work out the master kernel version.
+	if [ -f "$master_dir/debian/debian.env" ]; then
+		branch=`sed -ne 's/DEBIAN=//p' <"$master_dir/debian/debian.env"`
+		changelog="-l$branch/changelog"
+	else
+		changelog=""
+	fi
+	master_version=`(cd "$master_dir" && LC_ALL=C dpkg-parsechangelog -SVersion $changelog)`
 else
-	changelog=""
+	no_update=true
 fi
-master_version=`(cd "$master_dir" && LC_ALL=C dpkg-parsechangelog -S Version $changelog)`
 
 # Work out our current version taking into account closed sections.
 here_series=$( LC_ALL=C dpkg-parsechangelog -S Distribution )
-- 
2.31.1