can generate initramfs from busybox

Signed-off-by: Nico Schottelius <nico@wurzel.schottelius.org>

hacking/v2-initramfs-from-os/filelist_from_package.sh

@@ -0,0 +1,19 @@
+#!/bin/sh
+
+# Generate filelist excluding stuff that takes only space
+(
+    for pkg in systemd openssh \
+          bash  bzip2  coreutils  cryptsetup  device-mapper  dhcpcd \
+          diffutils  e2fsprogs  file filesystem  findutils  gawk    \
+          gettext  glibc  grep  gzip  inetutils iproute2  \
+          iputils  jfsutils  less  licenses  linux  logrotate  lvm2 \
+          man-db man-pages  mdadm  nano  pacman  pciutils   \
+          pcmciautils  perl  procps-ng psmisc  reiserfsprogs        \
+          s-nail  sed  shadow  sysfsutils  systemd-sysvcompat  tar  \
+          texinfo  usbutils  util-linux  vi  which  xfsprogs        \
+    ; do
+        pacman -Qlq $pkg | grep -v  \
+            -e /usr/share/man/      \
+            -e /usr/share/doc/
+    done
+) | sort | uniq