1 files changed, 93 insertions, 0 deletions
diff --git a/user/lilo/lilo.trigger b/user/lilo/lilo.trigger
new file mode 100644
index 000000000..0f5a802a2
--- /dev/null
+++ b/user/lilo/lilo.trigger
@@ -0,0 +1,93 @@
+#!/bin/sh -e
+conf=/etc/lilo/lilo.conf
+
+# Check whether LILO is installed
+# This function is from /usr/sbin/mkboot from debianutils, with copyright:
+#
+#   Debian GNU/Linux
+#   Copyright 1996-1997 Guy Maor <maor@debian.org>
+#
+# Modified for Gentoo for use with the lilo ebuild by:
+#   Martin Schlemmer <azarah@gentoo.org> (16 Mar 2003)
+#
+# Modified for Adélie for use with the lilo APKBUILD by:
+#   Max Rees <maxcrees@me.com> (19 Mar 2020)
+lilocheck() {
+	if ! [ -e "$conf" ]; then
+		cat >&2 <<-EOF
+		*
+		* Could not find '$conf'!
+		*
+		EOF
+		exit 1
+	fi
+
+	if grep -q "^[[:space:]]*password[[:space:]]*=[[:space:]]*\"\"" \
+			"$conf"; then
+		cat >&2 <<-EOF
+		*
+		* You have requested interactive LILO password setup.
+		* Run "lilo -p" by hand.
+		*
+		EOF
+		return 1
+	fi
+
+	bootpart="$(sed -n "s:^boot[ ]*=[ ]*\(.*\)[ ]*:\1:p" "$conf")"
+	if ! [ -b "$bootpart" ]; then
+		cat >&2 <<-EOF
+		*
+		* Could not find '$bootpart'!
+		*
+		EOF
+		exit 1
+	fi
+
+	if ! dd if="$bootpart" ibs=16 count=1 2>/dev/null | grep -q LILO; then
+		cat >&2 <<-EOF
+		*
+		* No LILO signature found on '$bootpart'.
+		* You must run 'lilo' yourself.
+		*
+		EOF
+		return 1
+	fi
+}
+
+if ! [ -e /etc/fstab ]; then
+	cat >&2 <<-EOF
+	*
+	* You are missing an /etc/fstab file, so liloconfig
+	* cannot determine the root filesystem. Skipping
+	* automatic configuration.
+	*
+	EOF
+	exit 0
+fi
+
+if [ -e "$conf" ] && [ "$conf" -nt "$conf.template" ]; then
+	cat >&2 <<-EOF
+	*
+	* You appear to have manually edited '$conf'.
+	* LILO configuration will not be automatically regenerated.
+	*
+	EOF
+	exit 0
+fi
+
+cat >&2 <<-EOF
+*
+* Running liloconfig...
+*
+EOF
+liloconfig -f "$conf"
+touch -r "$conf.template" "$conf"
+
+if lilocheck; then
+	cat >&2 <<-EOF
+	*
+	* Running lilo...
+	*
+	EOF
+	lilo -C "$conf"
+fi