Fix issue 2182. If an error occurs reading an AuthzSVNAccessFile, then say so in the Apache error log.
Fix issue 2182. If an error occurs reading an AuthzSVNAccessFile, then say so
in the Apache error log.

* subversion/mod_authz_svn/mod_authz_svn.c (req_check_access):
    When reading AuthzSVNAccessFiles:
      Do not silently ignore unreadable files.
      Do not leak errors.
      Display a more informative error message.


git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@853595 13f79535-47bb-0310-9956-ffa450edef68

YueLinHo/Subversion,wbond/subversion,wbond/subversion,wbond/subversion,wbond/subversion,wbond/subversion,wbond/subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,wbond/subversion,YueLinHo/Subversion