Explain LSR->docs update

diff --git a/input/lsr/README b/input/lsr/README
index 7847e697219014d8767866f4b3e809ec1c5e82e4..1906148776d36dab7a81cd11795bb77bcd3170bc 100644 (file)
--- a/input/lsr/README
+++ b/input/lsr/README
@@ -1,8 +1,20 @@
 This directory contains examples generated automatically from LSR:
 http://lsr.dsi.unimi.it/
 
-Any changes made to .ly files (other than AAA-intro-*.ly) will be
-lost.  Please make updates to the LSR database directly.  You must
-be an editor to change "approved" snippets in LSR; otherwise just
-copy the snippet you want to modify in a new snippet, and tag it 
-with the "correction-wanted" tag.
\ No newline at end of file
+To update this directory, do at top of the source tree
+
+buildscripts/makelsr.py DIR
+
+where DIR is the directory unpacked from lsr-snippets-doc-DATE tarball
+available on http://lsr.dsi.unimi.it/download.
+
+Snippets in input/new may "overwrite" snippets from LSR, e.g. for
+snippets that convert-ly can't automatically convert to current ly
+syntax; snippets may also be added to input/new to demonstrate new
+features in development series.
+
+Any changes made to .ly files will be lost next time makelsr.py is
+run.  Please make updates to the LSR database or input/new directly.
+You must be an editor to change "approved" snippets in LSR; otherwise
+just copy the snippet you want to modify in a new snippet, and tag it
+with the "correction-wanted" tag.