From 3e208bb0a0c713e58e5310d282e0382a14f625cd Mon Sep 17 00:00:00 2001
From: Helmut Grohne <helmut@subdivi.de>
Date: Fri, 13 Jan 2023 07:50:13 +0100
Subject: debvm-create: add --skip=kernel

---
 debvm-create | 20 ++++++++++++--------
 1 file changed, 12 insertions(+), 8 deletions(-)

diff --git a/debvm-create b/debvm-create
index 541519b..d21fd7b 100755
--- a/debvm-create
+++ b/debvm-create
@@ -59,7 +59,7 @@ By default, it is written to F<rootfs.ext4>.
 Request additional packages to be installed into the virtual machine image.
 This option can be specified multiple times and packages can be separated by a comma.
 Package recommendations are not honoured.
-If a linux-image is passed here, it will replace the one selected by default.
+If a linux-image is passed here, it will also C<--skip=kernel>.
 
 =item B<-r> I<release>, B<--release>=I<release>
 
@@ -75,6 +75,11 @@ The following tasks may be skipped.
 
 =over 4
 
+=item B<kernel>
+
+skips installing a linux kernel image.
+This can be useful to install a custom kernel or to install a different kernel variant than is selected by default.
+
 =item B<packagelists>
 
 reduces the package lists inside the image.
@@ -162,6 +167,9 @@ opt_output() {
 }
 opt_package() {
 	INCLUDE_PACKAGES="$INCLUDE_PACKAGES,$1"
+	case "$1" in linux-image*)
+		opt_skip kernel
+	;; esac
 }
 opt_release() {
 	SUITE=$1
@@ -278,13 +286,9 @@ case "$ARCHITECTURE" in
 	;;
 esac
 
-case ",$INCLUDE_PACKAGES," in
-	*,linux-image-*)
-	;;
-	*)
-		INCLUDE_PACKAGES="$INCLUDE_PACKAGES,linux-image$KERNEL_SUFFIX"
-	;;
-esac
+if ! check_skip kernel; then
+	INCLUDE_PACKAGES="$INCLUDE_PACKAGES,linux-image$KERNEL_SUFFIX"
+fi
 
 if test -n "$SSHKEY"; then
 	INCLUDE_PACKAGES="$INCLUDE_PACKAGES,openssh-server"
-- 
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