From 3fa257bb4ed88187fb3e5f4ab13c18b4fac22cc6 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Mon, 15 Apr 2024 20:35:34 +0200
Subject: Adding debian version 1.22.4.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 debian/dpkg.postinst | 89 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 89 insertions(+)
 create mode 100644 debian/dpkg.postinst

(limited to 'debian/dpkg.postinst')

diff --git a/debian/dpkg.postinst b/debian/dpkg.postinst
new file mode 100644
index 0000000..113c8d5
--- /dev/null
+++ b/debian/dpkg.postinst
@@ -0,0 +1,89 @@
+#!/bin/sh
+# See deb-postinst(5).
+
+set -e
+
+PROGNAME=dpkg
+
+. /usr/share/dpkg/sh/dpkg-error.sh
+
+setup_colors
+
+get_vendor()
+{
+  local origin="$DPKG_ROOT/etc/dpkg/origins/default"
+  local vendor
+
+  if [ -n "$DEB_VENDOR" ]; then
+    vendor="$DEB_VENDOR"
+  elif [ -e "$origin" ]; then
+    vendor=$(sed -ne 's/^Vendor: *\([^ ]\+\) */\1/p' "$origin" | tr A-Z a-z)
+  fi
+
+  echo "${vendor:-default}"
+}
+
+check_merged_usr_via_aliased_dirs()
+{
+  local vendor
+
+  vendor=$(get_vendor)
+
+  case "$vendor" in
+  debian)
+    # In Debian some people have gotten so offended by the following _warning_
+    # that they have resorted to bullying and abuse. Life's too short, sorry.
+    return
+    ;;
+  ubuntu)
+    # Ubuntu does not seem interested in it.
+    return
+    ;;
+  esac
+
+  for d in /bin /sbin /lib /lib32 /libo32 /libx32 /lib64; do
+    linkname="$(readlink $DPKG_ROOT$d || true)"
+    if [ "$linkname" = "usr$d" ] || [ "$linkname" = "/usr$d" ]; then
+      warning "This system uses merged-usr-via-aliased-dirs, going behind dpkg's"
+      warning "back, breaking its core assumptions. This can cause silent file"
+      warning "overwrites and disappearances, and its general tools misbehavior."
+      warning "See <https://wiki.debian.org/Teams/Dpkg/FAQ#broken-usrmerge>."
+      break
+    fi
+  done
+}
+
+setup_aliases()
+{
+  local prog=start-stop-daemon
+
+  # Add a backward compatibility symlink alias for s-s-d, which is now
+  # installed in its canonical location.
+  if [ ! -f "$DPKG_ROOT/sbin/$prog" ]; then
+    ln -s "/usr/sbin/$prog" "$DPKG_ROOT/sbin/$prog"
+  fi
+}
+
+case "$1" in
+configure)
+  check_merged_usr_via_aliased_dirs
+  setup_aliases
+  ;;
+abort-upgrade|abort-deconfigure|abort-remove)
+  ;;
+*)
+  error "called with unknown argument '$1'"
+  ;;
+esac
+
+# Due to #932360 in debhelper we need to explicitly tell systemd to reload.
+case "$1" in
+configure|abort-upgrade|abort-deconfigure|abort-remove)
+  if [ -d /run/systemd/system ]; then
+    systemctl --system daemon-reload >/dev/null || true
+  fi
+  ;;
+esac
+
+#DEBHELPER#
+exit 0
-- 
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