Add casereaders and casewriters, the basis of the new data processing

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

diff --git a/src/data/ChangeLog b/src/data/ChangeLog
index 554148ff88947ebb52e8dfd63a85b0e199298ad3..54a53a4d022397d1a53c0496a00e07e927f5f22d 100644 (file)
--- a/src/data/ChangeLog
+++ b/src/data/ChangeLog
@@ -1,3 +1,42 @@
+2007-06-06  Ben Pfaff  <blp@gnu.org>
+
+       Add casereaders and casewriters, the basis of the new data processing
+       implementation.  A casereader is a uniform interface to reading cases
+       from a data source; a casewriter is a uniform interface to writing
+       cases to a data sink.
+
+       * automake.mk: Add new files.
+       
+       * casereader-filter.c: New file.
+       
+       * casereader-provider.h: New file.
+
+       * casereader-translator.c: New file.
+       
+       * casereader.c: New file.
+       
+       * casereader.h: New file.
+       
+       * casewriter-provider.h: New file.
+       
+       * casewriter-translator.c: New file.
+       
+       * casewriter.c: New file.
+       
+       * casewriter.h: New file.
+
+2007-06-06  Ben Pfaff  <blp@gnu.org>
+
+       "casewindow" data structure that extends the deque (from libpspp)
+       of cases with the ability to dump cases to disk if we get too many
+       of them in memory.
+
+       * automake.mk: Add new files.
+
+       * casewindow.c: New file.
+
+       * casewindow.h: New file.
+
 2007-06-06  Ben Pfaff  <blp@gnu.org>
 
        sparse_cases data structure that augments a sparse_array of cases