From 87aefc960557c2fb6fdf9ea4c1ac0e7983f68f68 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 10 Apr 2024 22:49:53 +0200 Subject: Adding debian version 255.4-1. Signed-off-by: Daniel Baumann --- debian/udev.preinst | 57 +++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 57 insertions(+) create mode 100644 debian/udev.preinst (limited to 'debian/udev.preinst') diff --git a/debian/udev.preinst b/debian/udev.preinst new file mode 100644 index 0000000..96a4c5e --- /dev/null +++ b/debian/udev.preinst @@ -0,0 +1,57 @@ +#!/bin/sh + +set -e + +is_merged() { + local directories="/bin /sbin /lib" + for dir in $directories; do + [ -e "$DPKG_ROOT$dir" ] || continue + [ "$(readlink -f "$DPKG_ROOT$dir")" = "$DPKG_ROOT/usr$dir" ] || return 1 + done + + # Avoid an exact match, as the target might vary depending on the tool + # building the image. For example, systemd-nspawn links /lib64 to + # /usr/lib/aarch64-linux-gnu on arm64, while on amd64 debootstrap links it to + # /usr/lib64 and doesn't create it at all on arm64. + # See: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1019575 + local arch_directories="/lib64 /lib32 /libo32 /libx32" + for dir in $arch_directories; do + [ -e "$DPKG_ROOT$dir" ] || continue + case "$(readlink -f "$DPKG_ROOT$dir")" in + "$DPKG_ROOT/usr/lib"*) ;; + *) return 1;; + esac + done + + return 0 +} + +fail_if_unmerged() { + if is_merged; then return; fi + + cat << END + + +****************************************************************************** +* +* The udev package cannot be installed because this system does +* not have a merged /usr. +* +* Please install the usrmerge package to convert this system to merged-/usr. +* +* For more information please read https://wiki.debian.org/UsrMerge. +* +****************************************************************************** + + +END + exit 1 +} + +case "$1" in + install|upgrade) + fail_if_unmerged + ;; +esac + +#DEBHELPER# -- cgit v1.2.3