SOLR-2739: merge 1175975 from trunk - more assumptions to ensure file is not writable

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/branch_3x@1175983 13f79535-47bb-0310-9956-ffa450edef68
1 file changed
tree: bae46c016a323f26165f918aa9f6fd119df94d21
  1. dev-tools/
  2. lucene/
  3. solr/
  4. .hgignore
  5. build.xml
  6. README.txt