Run "extlinux --install" inside chroot, not on host

README.adoc

@@ -15,7 +15,7 @@ This project provides script for making customizable Alpine Linux disk image for
 
 * Alpine Linux (you can use https://github.com/alpinelinux/alpine-chroot-install[alpine-chroot-install] to easily install Alpine on any Linux system)
 * POSIX-sh compatible shell (e.g. Busybox ash, dash, Bash, ZSH)
-* qemu-img, qemu-nbd, and syslinux (automatically installed by the script)
+* qemu-img and qemu-nbd (automatically installed by the script)
 * e2fsprogs (for ext4), btrfs-progs (for Btrfs), or xfsprogs (for XFS) (automatically installed by the script)
 
 

alpine-make-vm-image

@@ -6,8 +6,8 @@
 # This script creates a bootable Alpine Linux disk image for virtual machines.
 # If running on Alpine system (detected by file /etc/alpine-release), then it
 # also installs needed packages on the host system. On other systems you must
-# install them yourself: qemu-img, qemu-nbd, syslinux, and mkfs utility for the
-# chosen ROOTFS.
+# install them yourself: qemu-img, qemu-nbd, and mkfs utility for the chosen
+# ROOTFS.
 #
 # Note that it does not create any partitions (it's really not needed),
 # filesystem is created directly on the image.
@@ -203,7 +203,7 @@ setup_extlinux() {
 		-e "s|^[# ]*(default)=.*|\1=$default_kernel|" \
 		"$mnt"/etc/update-extlinux.conf
 
-	extlinux --install "$mnt"/boot
+	chroot "$mnt" extlinux --install /boot
 	chroot "$mnt" update-extlinux --warn-only 2>&1 \
 		| grep -Fv 'extlinux: cannot open device /dev' >&2
 }
@@ -288,7 +288,7 @@ SCRIPT=
 if [ "$INSTALL_HOST_PKGS" = yes ]; then
 	einfo 'Installing needed packages on host system'
 
-	_apk add -t $VIRTUAL_PKG qemu qemu-img syslinux
+	_apk add -t $VIRTUAL_PKG qemu qemu-img
 	install_fs_tools "$ROOTFS"
 fi