Add random access to casefiles, for use in GUI.

[pspp-builds.git] / src / data / ChangeLog

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+Tue Jun  6 18:46:26 2006  Ben Pfaff  <blp@gnu.org>
+
+       Implement random access to casefiles, for use in GUI.
+       
+       * casefile.c: (struct casereader) Add `random', `file_ofs',
+       `buffer_ofs' members.
+       (casefile_get_random_reader) New function.
+       (read_open_file) Break part into new function
+       seek_and_fill_buffer().
+       (fill_buffer) Update buffer_ofs, file_ofs.
+       (casereader_seek) New function.
+
 Tue May 30 19:52:33 WST 2006 John Darrington <john@darrington.wattle.id.au>
 
        * settings.c: Added call to i18n{done, init}.