Move linux kernel name decision codes to "binary".

Move linux kernel name decision codes from "binary_linux-image"
to "binary" so that it can be used by other binary_* scripts.
The different linux kernel name decision codes in "binary_rootfs" was
dropped.

scripts/build/binary

@@ -44,6 +44,17 @@ if [ "${LB_BUILD_WITH_CHROOT}" = "true" ]; then
 	lb chroot_archives chroot install "${@}"
 fi
 
+case "${LB_ARCHITECTURE}" in
+	powerpc|ppc64el|riscv64)
+		LINUX="vmlinux"
+		;;
+
+	*)
+		LINUX="vmlinuz"
+		;;
+esac
+export LINUX
+
 # Building root filesystem
 lb binary_rootfs "${@}"
 lb binary_dm-verity "${@}"

scripts/build/binary_linux-image

@@ -47,16 +47,6 @@ case "${LB_INITRAMFS}" in
 		;;
 esac
 
-case "${LB_ARCHITECTURE}" in
-	powerpc|ppc64el|riscv64)
-		LINUX="vmlinux"
-		;;
-
-	*)
-		LINUX="vmlinuz"
-		;;
-esac
-
 # Creating directory
 mkdir -p "${DESTDIR}"
 

scripts/build/binary_rootfs

@@ -32,16 +32,6 @@ Check_stagefile
 # Acquire lock file
 Acquire_lockfile
 
-case "${LB_ARCHITECTURE}" in
-	amd64|i386)
-		LINUX="vmlinuz"
-		;;
-
-	powerpc|ppc64el|riscv64)
-		LINUX="vmlinux"
-		;;
-esac
-
 case "${LB_INITRAMFS}" in
 	live-boot|dracut-live)
 		INITFS="live"