hooks/jessie-or-older: split into two individual hook files

hooks/jessie-or-older/extract00.sh

@@ -8,41 +8,9 @@ fi
 
 TARGET="$1"
 
+# not needed since dpkg 1.17.11
 for f in available diversions cmethopt; do
 	if [ ! -e "$TARGET/var/lib/dpkg/$f" ]; then
 		touch "$TARGET/var/lib/dpkg/$f"
 	fi
 done
-
-if [ -z "${MMDEBSTRAP_ESSENTIAL+x}" ]; then
-	MMDEBSTRAP_ESSENTIAL=
-	for f in "$TARGET/var/cache/apt/archives/"*.deb; do
-		[ -f "$f" ] || continue
-		f="${f#"$TARGET"}"
-		MMDEBSTRAP_ESSENTIAL="$MMDEBSTRAP_ESSENTIAL $f"
-	done
-fi
-
-fname_base_passwd=
-fname_base_files=
-fname_dpkg=
-for pkg in $MMDEBSTRAP_ESSENTIAL; do
-	pkgname=$(dpkg-deb --show --showformat='${Package}' "$TARGET/$pkg")
-	# shellcheck disable=SC2034
-	case $pkgname in
-		base-passwd) fname_base_passwd=$pkg;;
-		base-files)  fname_base_files=$pkg;;
-		dpkg)        fname_dpkg=$pkg;;
-	esac
-done
-
-for var in base_passwd base_files dpkg; do
-	eval 'val=$fname_'"$var"
-	[ -z "$val" ] && continue
-	chroot "$TARGET" dpkg --install --force-depends "$val"
-done
-
-# shellcheck disable=SC2086
-chroot "$TARGET" dpkg --unpack --force-depends $MMDEBSTRAP_ESSENTIAL
-
-chroot "$TARGET" dpkg --configure --pending

hooks/jessie-or-older/extract01.sh

@@ -0,0 +1,47 @@
+#!/bin/sh
+#
+# needed until init 1.33 which pre-depends on systemd-sysv
+# starting with init 1.34, init is not Essential:yes anymore
+#
+# jessie has init 1.22
+
+set -eu
+
+if [ "${MMDEBSTRAP_VERBOSITY:-1}" -ge 3 ]; then
+	set -x
+fi
+
+TARGET="$1"
+
+if [ -z "${MMDEBSTRAP_ESSENTIAL+x}" ]; then
+	MMDEBSTRAP_ESSENTIAL=
+	for f in "$TARGET/var/cache/apt/archives/"*.deb; do
+		[ -f "$f" ] || continue
+		f="${f#"$TARGET"}"
+		MMDEBSTRAP_ESSENTIAL="$MMDEBSTRAP_ESSENTIAL $f"
+	done
+fi
+
+fname_base_passwd=
+fname_base_files=
+fname_dpkg=
+for pkg in $MMDEBSTRAP_ESSENTIAL; do
+	pkgname=$(dpkg-deb --show --showformat='${Package}' "$TARGET/$pkg")
+	# shellcheck disable=SC2034
+	case $pkgname in
+		base-passwd) fname_base_passwd=$pkg;;
+		base-files)  fname_base_files=$pkg;;
+		dpkg)        fname_dpkg=$pkg;;
+	esac
+done
+
+for var in base_passwd base_files dpkg; do
+	eval 'val=$fname_'"$var"
+	[ -z "$val" ] && continue
+	chroot "$TARGET" dpkg --install --force-depends "$val"
+done
+
+# shellcheck disable=SC2086
+chroot "$TARGET" dpkg --unpack --force-depends $MMDEBSTRAP_ESSENTIAL
+
+chroot "$TARGET" dpkg --configure --pending