new data directory for storing data files we distribute * configure.ac (octdatadir): New variable. * common.mk (do_subst_default_vals): Also substitute octdatadir for %OCTAVE_OCTDATADIR%. * defaults.in.h, defaults.cc (OCTAVE_OCTDATADIR): New macro. (Voct_data_dir): New global variable. (set_default_oct_data_dir): New static function. (install_defaults): Call it. * load-path.cc (load_path::do_initialize): Add Voct_data_dir to the default system load path. * toplev.cc (Foctave_config_info): Include octdatadir in result. * octave-config.in.cc (help_msg, initialize): Include OCTDATADIR in the list of variables. * run-octave.in: Include $top_srcdir/etc/data in LOADPATH.

--- a/configure.ac	Tue Aug 19 12:02:15 2014 -0400
+++ b/configure.ac	Tue Aug 19 05:41:06 2014 -0400
@@ -113,6 +113,7 @@
 OCTAVE_SET_DEFAULT([octtestsdir], '$(octetcdir)/tests')
 OCTAVE_SET_DEFAULT([texi_macros_file], '$(octetcdir)/macros.texi')
 OCTAVE_SET_DEFAULT([imagedir], '$(datadir)/octave/$(version)/imagelib')
+OCTAVE_SET_DEFAULT([octdatadir], '$(datadir)/octave/$(version)/data')
 OCTAVE_SET_DEFAULT([man1dir], '$(mandir)/man1')
 OCTAVE_SET_DEFAULT([man1ext], '.1')
 OCTAVE_SET_DEFAULT([infofile], '$(infodir)/octave.info')