Minor optimization for parsing (near-empty) config files. That is a particularly frequent case with default auth files.
Minor optimization for parsing (near-empty) config files.
That is a particularly frequent case with default auth files.

* subversion/libsvn_subr/config.c
  (svn_config_get): if we couldn't find the option, try to expand 
   the default value only if it could contain placeholders

git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@1325501 13f79535-47bb-0310-9956-ffa450edef68

YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion