+2008-03-10 Jason Stover <jhs@debs.hoobahooba.net>
+
+ * regression.q (run_regression): Removed code for EXPORT
+ subcommand. Remove use of coefficient 0 as the intercept.
+
+2008-02-14 John Darrington <john@darrington.wattle.id.au>
+
+ * examine.q: Fixed counts of missing variables. Thanks to
+ Jason Stover for reporting this problem.
+
+2008-01-02 John Darrington <john@darrington.wattle.id.au>
+
+ * binomial.c chisquare.c examine.q frequencies.q oneway.q regression.q : updated
+ all users of var_get_value_name to use replacement function var_append_value_name.
+
+2007-12-07 Ben Pfaff <blp@gnu.org>
+
+ Patch #6302.
+
+ * crosstabs.q (precalc): Initialize data structures even if the
+ first case cannot be read.
+
+ * frequencies.q (precalc): Ditto.
+
+2007-11-03 Ben Pfaff <blp@gnu.org>
+
+ Allow output files to overwrite input files (bug #21280).
+
+ * aggregate.c (cmd_aggregate): Manage file handle reference
+ counts.
+
+ * correlations.q (internal_cmd_frequencies): Ditto.
+ (cor_custom_matrix): Ditto.
+
+ * regression.q (regression_custom_export): Ditto.
+ (cmd_regression): Ditto.
+
+2007-10-12 Ben Pfaff <blp@gnu.org>
+
+ * flip.c (flip_file): No need to conditionally substitute for
+ "fseeko" and "off_t" manually anymore, as gnulib takes care of it
+ for us.
+
+2007-09-21 Jason Stover <jhs@wonko.gcsu.edu>
+
+ * regression.q (run_regression): Partial fix of memory leak, bug
+ 21056.
+
+2007-09-19 Ben Pfaff <blp@gnu.org>
+
+ Fix bug #21108.
+
+ * aggregate.c (cmd_aggregate): Destroy casereader consistently,
+ even if casereader fails.
+
+ * examine.q (run_examine): Ditto.
+
+ * glm.q (run_glm): Ditto.
+
+ * oneway.q (run_oneway): Ditto.
+
+ * regression.q (run_regression): Ditto.
+
+ * t-test.q (calculate): Ditto.
+
+ * descriptives.c (calc_descriptives): Ditto. Also avoid
+ gratuitous casereader_clone.
+
+2007-09-13 Jason Stover <jhs@debs.hoobahooba.net>
+
+ * regression.q (cmd_regression): Move declaration of models in to
+ definition of cmd_regression.
+
+ * regression.q (run_regression): Free mom to fix memory leak.
+
+2007-09-12 Ben Pfaff <blp@gnu.org>
+
+ * crosstabs.q (postcalc): Free sorted_tab and the structures that
+ it points to, to plug a memory leak. Fixes bug #20910. Thanks to
+ John Darrington for reporting this bug and for review.
+
+2007-09-04 Ben Pfaff <blp@gnu.org>
+
+ * crosstabs.q (cmd_crosstabs): Free xtab and the structures that
+ it points to, to plug a memory leak. Fixes bug #18315.
+
+2007-08-15 Jason Stover <jhs@wonko.gcsu.edu>
+
+ * regression.q (identify_indep_vars): Print an error if dependent
+ and independent variables are the same. Fixes bug 19819.
+
+2007-08-12 Ben Pfaff <blp@gnu.org>
+
+ * flip.c: Drop use of dict_get_compacted_dict_index_to_case_index
+ and just use the ordinary case indexes. There seemed to be no
+ reason for the former method.
+
+2007-08-03 Ben Pfaff <blp@gnu.org>
+
+ * rank.q (rank_cmd): Instead of sorting by SPLIT FILE vars, group
+ by them. Fixes bug #17239.
+ Reviewed by John Darrington.
+
+2007-08-01 Ben Pfaff <blp@gnu.org>
+
+ Clean up handling of median, by treating it almost like any other
+ percentile. Fixes bug #17424. Thanks to John Darrington for
+ review.
+ * frequencies.q (internal_cmd_frequencies): Fix handling of bit
+ masks for `stats' variable. If median is selected, turn it off
+ and add a 50th percentile.
+ (add_percentile): Simplify code a little.
+ (calc_stats): Drop special casing of median.
+ (dump_statistics): Ditto, except that we label the 50th percentile
+ as "50 (Median)" to make it clear that it's also the median.
+
+2007-07-31 Ben Pfaff <blp@gnu.org>
+
+ Remove integer mode from FREQUENCIES and incidentally fix bug
+ #17421. Reviewed by John Darrington.
+ * frequencies.q (int_pool): Rename data_pool.
+ (gen_pool): Rename syntax_pool.
+ (enum FRQM_*): Removed.
+ (struct freq_tab): Removed `mode', `vector', `min', `max',
+ `out_of_range', `sysmis' members.
+ (calc): Delete support for integer mode.
+ (precalc): Ditto.
+ (postprocess_freq_tab): Ditto.
+ (cleanup_freq_tab): Ditto.
+ (frq_custom_variables): Ditto.
+
+2007-07-28 John Darrington <john@darrington.wattle.id.au>
+
+ * t-test.q: Moved the order in which groups are displayed in the
+ independent samples case, where a cut point is given.
+
+2007-07-27 Ben Pfaff <blp@gnu.org>
+
+ * regression.q (run_regression): Move casereader_destroy call so
+ that it always gets called, not just if there was some valid
+ data. Fixes bug #19581.
+ Reviewed by Jason Stover.
+
+2007-07-24 Ben Pfaff <blp@gnu.org>
+
+ * flip.c (struct flip_pgm): Remove `case_size' member (now
+ unused).
+ (cmd_flip): Pass var_cnt as number of cases instead of case_cnt,
+ to fix bug #20494. Don't assign to `case_size' member, which was
+ unused after assignment.
+ (build_dictionary): When NEWNAMES not used, get the number of
+ variables right, to fix bug #20493.
+
+2007-07-10 Jason Stover <jhs@math.gcsu.edu>
+
+ * glm.q: Initial version of the GLM procedure.
+
+2007-06-06 Ben Pfaff <blp@gnu.org>
+
+ Adapt case sources, sinks, and clients of procedure code to the
+ new infrastructure.
+
+ * aggregate.c: Simplify greatly since everything is more uniform
+ now.
+
+ * autorecode.c: Adapt to new procedure code.
+ * binomial.c: Ditto.
+ * chisquare.c: Ditto.
+ * crosstabs.q: Ditto.
+ * descriptives.c: Ditto.
+ * examine.q: Ditto.
+ * npar-summary.c: Ditto.
+ * frequencies.q: Ditto.
+ * npar.q: Ditto.
+ * oneway.q: Ditto.
+ * regression.q: Ditto.
+ * sort-cases.c: Ditto.
+ * t-test.c: Ditto.
+
+ * sort-criteria.c: Rewrite to output a struct case_ordering.
+
+ * flip.c: Rewrite to be a casereader.
+
+ * rank.q: Simplify greatly since casereaders are much more
+ flexible than what we had before.
+
+2007-05-15 Jason Stover <jhs@math.gcsu.edu>
+
+ * regression.q (run_regression): Tell the user when the data
+ contain no valid cases.
+
+2007-05-08 Jason Stover <jhs@math.gcsu.edu>
+
+ * regression.q: Partial fix of bug which caused a crash if
+ dependent variable and independent variable were the same.
+
+2007-04-16 John Darrington <john@darrington.wattle.id.au>
+
+ * t-test.q: Changed the output width of reported counts and
+ degrees of freedom, to avoid truncating these values. Thanks
+ to Seth Woolley for reporting this problem. A proper fix involves
+ re-thinking the output driver.
+
+2007-04-12 Jason Stover <jhs@math.gcsu.edu>
+
+ * regression.q (run_regression): Added if (n_data >0) to fix bug
+ 19581.
+
+2007-03-29 Jason Stover <jhs@math.gcsu.edu>
+
+ * regression.q (prepare_data): New function.
+
+ * regression.q (compute_moments): New function.
+
+2007-03-18 Ben Pfaff <blp@gnu.org>
+
+ * crosstabs.q (static var write): Rename write_style to avoid
+ conflict with POSIX function of same name.
+
+2007-03-16 Jason Stover <jhs@math.gcsu.edu>
+
+ * regression.q (run_regression): Added support for moments.
+
+Sat Feb 17 08:16:00 2007 Ben Pfaff <blp@gnu.org>
+
+ * flip.c (flip_sink_create): Improve error message when temporary
+ file cannot be created.
+
+Tue Feb 6 19:58:03 2007 Ben Pfaff <blp@gnu.org>
+
+ * flip.c (flip_file): Give better error message on end-of-file.
+
+2007-02-04 Jason Stover <jhs@math.gcsu.edu>
+
+ * regression.q: Fixed p-value computation in the test for
+ individual regression coefficients.
+
+Mon Jan 15 11:03:20 2007 Ben Pfaff <blp@gnu.org>
+
+ Fix bugs found by valgrind when --enable-debug is used with the
+ new case code. These bugs are hidden when the data set is small
+ enough to find in memory; if a bigger data set that would overflow
+ to disk were used, then data corruption would occur.
+
+ * chisquare.c (create_freq_hash): Pass free_freq_mutable_hash to
+ hsh_create as free function. Make copy of data put into hash.
+
+ * oneway.q (free_value): New function.
+ (run_oneway): Use free_value as arg to hsh_create. Make copy of
+ data put into hash.
+
+ * rank.q (rank_cases): Don't access data in case after we've given
+ away the case.
+
+Tue Jan 9 19:16:11 2007 Ben Pfaff <blp@gnu.org>
+
+ Fix bug #18739.
+
+ * aggregate.c (parse_aggregate_functions) Initialize
+ function_name.
+
+Fri Dec 22 14:04:09 2006 Ben Pfaff <blp@gnu.org>
+
+ Simplify missing value handling.
+
+ * aggregate.c (struct agr_var): Remove `bool include_missing', add
+ `enum mv_class exclude'. Remove `int missing', add `bool
+ saw_missing'. Update users.
+
+ * descriptives.c (struct dsc_trns): Removed `int
+ include_user_missing', add `enum mv_class exclude'. Update users.
+ (struct dsc_proc): Ditto.
+
+ * examine.q: (static var value_is_missing): Rename
+ `exclude_values', change type to `enum mv_class'. Update users.
+
+ * rank.q: Ditto.
+
+Fri Dec 22 19:22:18 WST 2006 John Darrington <john@darrington.wattle.id.au>
+
+ * frequencies.q : Fixed bug #17420, where the table bounds were overun
+ when /FORMAT=nolabels was given.
+
+Wed Dec 20 18:45:31 WST 2006 John Darrington <john@darrington.wattle.id.au>
+
+ * binomial.c binomial.h : New files. Thanks to Jason Stover
+ for assistance with these.
+
+ * chisquare.c chisquare.h freq.c freq.h npar-summary.c npar-summary.h
+ npar.h npar.q: New files. Implementing NPAR TESTS.
+
+ * frequencies.q : Moved structure definitions into freq.[ch]
+
Sat Dec 16 22:26:44 2006 Ben Pfaff <blp@gnu.org>
Make it possible to pull cases from the active file with a