1 files changed, 61 insertions, 0 deletions
diff --git a/addons/x11infoscreen/usr/local/bin/savelocaltweaks b/addons/x11infoscreen/usr/local/bin/savelocaltweaks
new file mode 100755
index 0000000..b303cda
--- /dev/null
+++ b/addons/x11infoscreen/usr/local/bin/savelocaltweaks
@@ -0,0 +1,61 @@
+#!/bin/sh
+
+#set -e
+
+basedir="/etc"
+targetdir="/tmp/localtweaks"
+includefile="/etc/local/localtweaks.include"
+excludefile="/etc/local/localtweaks.exclude"
+extensions=".orig .old"
+
+for ext in $extensions; do
+	extfiles="`find $basedir -name \*$ext`"
+	for extfile in $extfiles; do
+		xextfile="${extfile%$ext}"
+		files="$files ${xextfile#$basedir}"
+	done
+done
+
+includes=""
+if [ -d "`dirname $includefile`" ] && [ -r $includefile ]; then
+	includes="`cat $includefile`"
+	for include in $includes; do
+		files="$files ${include#$basedir}"
+	done
+fi
+
+excludes=""
+if [ -d "`dirname $excludefile`" ] && [ -r $excludefile ]; then
+	xexcludes="`cat $excludefile`"
+	for exclude in $xexcludes; do
+		excludes="$excludes ${exclude#$basedir}"
+	done
+fi
+
+# process all files once each
+for file in `for x in $files; do echo $x; done | uniq | sort`; do
+
+	for exclude in $excludes; do
+		[ "$file" = "$exclude" ] && continue 2
+	done
+
+	ext=""
+	for xext in $extensions; do
+		if [ -e $basedir/$file$xext ]; then
+			ext="$xext"
+			continue
+		fi
+	done
+
+	newdir="$targetdir/$basedir/`dirname $file`"
+	mkdir -p $newdir
+	cp -af $basedir/$file $newdir
+
+	# Only diff against existing and non-empty files.
+	if [ -n "$ext" ] && [ -s $basedir/$file$ext ]; then
+		diff -ruN $basedir/$file$ext $basedir/$file > $targetdir/$basedir/$file.diff
+		chown --reference=$basedir/$file $targetdir/$basedir/$file.diff
+		chmod --reference=$basedir/$file $targetdir/$basedir/$file.diff
+		chmod a-x $targetdir/$basedir/$file.diff
+	fi
+done