Add scripty-foo to set perms right on hg trees to share (at least on

milliways / www.open-mpi.org).

This commit was SVN r20095.

contrib/hg/set-hg-share-perms.csh

@@ -0,0 +1,18 @@
+#!/bin/csh -f
+
+if (! -d .hg) then
+    echo "Not in top-level HG repository dir"
+    exit 1
+endif
+
+echo Setting group to openmpi...
+chgrp -R openmpi .
+
+echo Setting all files to be group writable....
+chmod -R g+w .
+
+echo Setting group "s" perms on directories...
+find . -type d -exec chmod g+ws {}
+
+echo done
+exit 0