diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 0000000000000000000000000000000000000000..41efb9e64a1ab59c3d5ec13827b2cd833ccd4363
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1,5 @@
+
+# enforce correct line endings for shell and batch files.
+*.sh text eol=lf
+script/* text eol=lf
+script/*.bat text eol=crlf