* casereader-translator.c (struct casereader_translator): Change

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

diff --git a/src/data/ChangeLog b/src/data/ChangeLog
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@@ -1,3 +1,74 @@
+2007-09-12  Ben Pfaff  <blp@gnu.org>
+
+       Make it clear that translator casereader and casewriter translate
+       functions are supposed to destroy their input case.
+       
+       * casereader-translator.c (struct casereader_translator): Change
+       input case parameter of translate member function from const
+       struct ccase * to struct ccase *.
+       (casereader_create_translator): Ditto, for translate parameter.
+
+       * casewriter-translator.c (struct casewriter_translator): Ditto.
+       (casewriter_create_translator): Ditto.
+
+2007-08-27  John Darrinton <john@darrington.wattle.id.au>
+       
+       * sys-file-reader.c (read_display_parameters): Force display width 
+       to 8, if the sys file says 0 (like SPSS does).
+
+2007-08-12  Ben Pfaff  <blp@gnu.org>
+
+       * dictionary.c (dict_dump): New function.
+
+2007-08-12  Ben Pfaff  <blp@gnu.org>
+
+       Drop dict_compactor in favor of using the new struct case_map.
+
+       * dictionary.c (struct copy_map): Removed.
+       (struct dict_compactor): Removed.
+       (dict_make_compactor): Removed.
+       (dict_compactor_compact): Removed.
+       (dict_compactor_destroy): Removed.
+
+       * procedure.c (struct data_set): Change `compactor' member to be a
+       struct case_map *.
+       (proc_open): Use case_map_to_compact_dict instead of
+       dict_make_compactor.
+       (proc_casereader_read): Use case_map_execute instead of
+       dict_compactor_compact.
+       (proc_commit): Use case_map_destroy instead of
+       dict_compactor_destroy.
+
+       * scratch-writer.c (struct scratch_writer): Change `compactor'
+       member to be a struct case_map *.
+       (scratch_writer_open): Use case_map_to_compact_dict instead of
+       dict_make_compactor.
+       (scratch_writer_casewriter_write): Use case_map_execute instead of
+       dict_compactor_compact.
+
+2007-08-12  Ben Pfaff  <blp@gnu.org>
+
+       * automake.mk: Add case-map.c, case-map.h.
+
+       * case-map.c: New file.
+
+       * case-map.h: New file.
+
+2007-08-12  Ben Pfaff  <blp@gnu.org>
+
+       * dictionary.c (dict_compact_values): Don't delete scratch
+       variables as well as compacting case indexes.  Update all callers.
+       (dict_get_compacted_value_cnt): Rename dict_count_values and
+       change interface.  Update all callers.
+       (dict_get_compacted_value_cnt): Remove.
+       (dict_compacting_would_shrink): Remove.
+       (dict_compacting_would_change): Remove.
+       (dict_make_compactor): Add new parameter.  Update all callers.
+       
+       * procedure.c (proc_casereader_read): Use casewriter_get_value_cnt
+       instead of dict_count_values, changing an O(N) operation into
+       O(1).
+
 2007-08-12  Ben Pfaff  <blp@gnu.org>
 
        * casereader.c (casereader_read): Don't require cases read by a