Initial commit.

etckeeper/list-installed.d/50list-installed

@@ -0,0 +1,32 @@
+#!/bin/sh
+if [ "$1" = fmt ]; then
+	# If the list format changes, change the fmt
+	if [ "$LOWLEVEL_PACKAGE_MANAGER" = dpkg ]; then
+		echo 2
+	else
+		echo ""
+	fi
+else
+	# Keep the sort order the same at all times.
+	LC_COLLATE=C
+	export LC_COLLATE
+	unset LC_ALL
+
+	# Output to stdout a *sorted* list of all currently installed 
+	# (or removed but still with config-files) packages, in the
+	# format "package version\n" (or something similar).
+	if [ "$LOWLEVEL_PACKAGE_MANAGER" = dpkg ]; then
+		dpkg-query -W -f '${Status}\t${Package} ${Version} ${Architecture}\n' | \
+			egrep '(ok installed|ok config-files)' | cut -f2,3
+	elif [ "$LOWLEVEL_PACKAGE_MANAGER" = rpm ]; then
+		rpm -qa --qf "%|epoch?{%{epoch}}:{0}|:%{name}-%{version}-%{release}.%{arch}\n" | sort
+	elif [ "$LOWLEVEL_PACKAGE_MANAGER" = pacman ]; then
+		pacman -Q
+	elif [ "$LOWLEVEL_PACKAGE_MANAGER" = pacmatic ]; then
+		pacmatic -Q
+	elif [ "$LOWLEVEL_PACKAGE_MANAGER" = pkgng ]; then
+		pkg info -E "*"
+	elif [ "$LOWLEVEL_PACKAGE_MANAGER" = apk ]; then
+		apk info -v | sort
+	fi
+fi