Add a script for importing svn:ignore props

scripts/import-from-svn/import-svn-ignore.sh

@@ -0,0 +1,37 @@
+#!/bin/bash
+
+readonly svn_url=https://svn.code.sf.net/p/dosbox/code-0/dosbox
+
+list_directories () {
+	find . -type d | grep -v "./.git"
+}
+
+svn_ignore_content () {
+	echo "# svn:ignore"
+	svn propget svn:ignore "$svn_url/trunk/$1"
+}
+
+update_svn_ignore_files () {
+	while read -r dir ; do
+		echo "Reading svn:ignore for: $dir"
+		svn_ignore_content "$dir" > "$dir/svn-ignore"
+
+		if [ ! -f "$dir/.gitignore" ] ; then
+			echo "New file (add)"
+			mv "$dir/svn-ignore" "$dir/.gitignore"
+			git add "$dir/.gitignore"
+			continue
+		fi
+
+		if diff "$dir/.gitignore" "$dir/svn-ignore" > /dev/null ; then
+			echo "No change (skip)"
+			rm "$dir/svn-ignore"
+		else
+			echo "File differs (merge $dir/.gitignore and $dir/svn-ignore manually)"
+		fi
+	done
+}
+
+cd "$(git rev-parse --show-toplevel)" || exit
+
+list_directories | update_svn_ignore_files