+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
+ function call, instead of requiring indirection through a callback
+ function.
+
+ * aggregate.c (cmd_aggregate): Take advantage of new procedure
+ interface.
+ (agr_to_active_file): Removed.
+ (presorted_agr_to_sysfile): Removed.
+
+ * autorecode.c (cmd_autorecode): Take advantage of new procedure
+ interface.
+ (autorecode_proc_func): Removed.
+
+ * flip.c (struct flip_pgm): New members to allow conformance with
+ new case_source_class interface.
+ (cmd_flip): Adapt to new case_source_class interface.
+ (flip_source_read): Ditto.
+ (flip_source_destroy): Ditto.
+
+Sat Dec 16 12:54:27 2006 Ben Pfaff <blp@gnu.org>
+
+ * rank.q (rank_custom_variables): Allow grouping variables to be
+ strings. Fixes bug #18533. Thanks to John Darrington for review.
+
+Sat Dec 9 18:47:51 2006 Ben Pfaff <blp@gnu.org>
+
+ * regression.q (is_depvar): Compare variable pointers instead of
+ variable names.
+
+Thu Dec 7 15:26:25 WST 2006 John Darrington <john@darrington.wattle.id.au>
+
+ * examine.q: Allocated the categorical values for the dependent and
+ independent variables, on the heap. Hence they can be of any width.
+
+Wed Dec 6 21:14:26 2006 Ben Pfaff <blp@gnu.org>
+
+ * regression.q (reg_inserted): Compare variable pointers instead
+ of variable indexes.
+
+Mon Dec 4 22:33:46 2006 Ben Pfaff <blp@gnu.org>
+
+ * crosstabs.q (insert_summary): Use var_to_string for labeling.
+ (output_pivot_table) Ditto.
+ (submit) Ditto.
+
+ * frequencies.q (setup_z_trns): Ditto.
+ (dump_full) Ditto.
+ (dump_condensed) Ditto.
+ (dump_statistics) Ditto.
+
+
+Sun Nov 5 08:31:42 WST 2006 John Darrington <john@darrington.wattle.id.au>
+
+ * t-test.q, oneway.q: Changed to use the new casefilter structure.
+
+Sat Oct 14 16:52:28 2006 Ben Pfaff <blp@gnu.org>
+
+ * rank.q: (rank_sorted_casefile) Add some missing case_destroy()
+ calls to fix a memory leak.
+
+Sun Oct 8 09:45:40 WST 2006 John Darrington <john@darrington.wattle.id.au>
+
+ * rank.q: Plugged a small memory leak which occurred under error
+ conditions.
+
+Sat Oct 7 11:06:01 WST 2006 John Darrington <john@darrington.wattle.id.au>
+
+ * rank.q: Implemented most of the RANK command.
+
+2006-07-14 Jason Stover <jhs@math.gcsu.edu>
+
+ * regression.q (run_regression): New function to move knowledge of
+ pspp_linreg_cache out of math/coefficient.[ch].
+
+Sat Jul 1 17:41:46 2006 Ben Pfaff <blp@gnu.org>
+
+ Fix bug #11612, "q2c documentation does not agree with code".
+
+ * examine.q: Audit use of q2c "+" prefixes that indicate that a
+ command may appear multiple times.
+
+ * frequencies.q: Ditto.
+
+ * oneway.q: Ditto.
+
+ * regression.q: Ditto.
+
+ * t-test.q: Ditto.
+
+Fri Jun 23 14:18:22 2006 Ben Pfaff <blp@gnu.org>
+
+ Support long string variables on FREQUENCIES, as
+ an extension when in enhanced algorithms mode. For Greg Hunt
+ <greg@firmansyah.com>.
+
+ * frequencies.q: (struct freq) Change `v' member from union value
+ to union value *. Update all references.
+ (struct var_freqs) Add width, print members to represent effective
+ variable width and display format.
+ (calc) Copy entire long string value into the hash table.
+ (frq_custom_variables) Set new width, print members.
+ (hash_value_alpha) Get width from var_freqs.
+ (compare_value_alpha_a) Ditto.
+ (compare_freq_alpha_a) Ditto.
+ (compare_freq_alpha_d) Ditto.
+ (dump_full) Get display format from var_freqs.
+ (dump_condensed) Ditto.
+
+Mon Jun 19 22:07:13 2006 Ben Pfaff <blp@gnu.org>
+
+ * frequencies.q: (dump_full) Only put the first MAX_SHORT_STRING
+ bytes of string variables into the output cells, seeing as we only
+ copy that many.
+ (dump_condensed) Ditto.
+
+Mon Jun 19 21:52:05 2006 Ben Pfaff <blp@gnu.org>
+
+ Fixes a bug reported by Greg Hunt <greg@firmansyah.com>.
+
+ * frequencies.q: (hsh_hash_bytes) We only copy the first
+ MAX_SHORT_STRING bytes of string variables, so we must only
+ compare that many bytes, even if the string variable is longer.
+ (compare_value_alpha_a) Ditto.
+ (compare_freq_alpha_a) Ditto.
+ (compare_freq_alpha_d) Ditto.
+
+2006-05-11 Jason Stover <jhs@math.gcsu.edu>
+
+ * regression.q: Adjusted code to account for cache->coeff being a
+ pspp_linreg_coeff **.
+
+Sun May 7 18:31:25 2006 Ben Pfaff <blp@gnu.org>
+
+ Fix memory leak.
+
+ * aggregate.c (cmd_aggregate): Free default_dict before replacing
+ it.
+
+Sun May 7 17:09:19 2006 Ben Pfaff <blp@gnu.org>
+
+ * flip.c (flip_file): Check return value of pool_fclose().
+
+Sat May 6 16:00:13 2006 Ben Pfaff <blp@gnu.org>
+
+ Get rid of `char *c' member in union value, for cleanliness.
+
+ * aggregate.c: (union agr_argument) New union.
+ (struct agr_var) Change element type of arg[] from union value to
+ union agr_argument.
+ (parse_aggregate_functions) Change local variable types likewise.
+
+ * autorecode.c: (union arc_value) New union.
+ (struct arc_item) Change "from" from union value to union
+ arc_value.
+ (recode) Change local variable from union value to union
+ arc_value.
+ (autorecode_trns_proc) Ditto.
+ (compare_alpha_value) Ditto.
+ (hash_alpha_value) Ditto.
+ (compare_numeric_value) Ditto.
+ (hash_numeric_value) Ditto.
+ (autorecode_proc_func) Ditto.
+
+Sat May 6 10:43:33 2006 Ben Pfaff <blp@gnu.org>
+
+ Continue reforming procedure execution. In this phase, get rid of
+ the output code for SPLIT FILE groups in procedure.c, which really
+ shouldn't be doing any output. Move it into the individual
+ procedures instead. This also adds some flexibility.
+
+ * crosstabs.q (precalc): Call output_split_file_values().
+
+ * descriptives.c (calc_descriptives): Ditto.
+
+ * examine.q (run_examine): Ditto.
+
+ * frequencies.q (precalc): Ditto.
+
+ * oneway.q (run_oneway): Ditto.
+
+ * regression.q (run_regression): Ditto.
+
+ * t-test.q (calculate): Ditto.
+
+Wed May 3 23:05:31 2006 Ben Pfaff <blp@gnu.org>
+
+ Continue reforming procedure execution. In this phase, get rid of
+ many global variables, consolidating procedure execution in
+ procedure.c. Encapsulate transformations in new "struct
+ trns_chain". Also, change implementation of N OF CASES, FILTER,
+ and PROCESS IF from special cases to transformations.
+
+ * aggregate.c (cmd_aggregate) Use discard_variables().
+
+2006-04-28 Jason Stover <jhs@math.gcsu.edu>
+
+ * regression.q (regression_trns_resid_proc): Pass only the
+ variables used in the model to (*model->residual)().
+
+ * regression.q (regression_trns_pred_proc): Pass only the
+ variables used in the model to (*model->pred)().
+
+2006-04-26 Jason Stover <jhs@math.gcsu.edu>
+
+ * regression.q: Added support for multiple transformations.
+
+ * regression.q (regression_trns_resid_proc): New function.
+
+ * regression.q (regression_trns_pred_proc): New function.
+
+ * regression.q (subcommand_save): Added support for saving
+ predicted values.
+
+ * regression.q (regression_trns_free): New function.
+
+ * regression.q (reg_get_name): New function.
+
+ * regression.q (reg_save_var): New function.
+
+Tue Apr 25 13:18:56 2006 Ben Pfaff <blp@gnu.org>
+
+ * rank.q (parse_rank_function): Use SE instead of ME for parse
+ errors.
+
+Tue Apr 25 13:16:28 2006 Ben Pfaff <blp@gnu.org>
+
+ * flip.c (flip_sink_write): Use snprintf() to simplify a bit of
+ code.
+
+2006-04-21 Jason Stover <jhs@math.gcsu.edu>
+
+ * regression.q (try_name): New function. (Partly copied from
+ try_name in descriptives.c.)
+
+ * regression.q (subcommand_save): Choose residual variable names
+ correctly.
+
2006-04-20 Jason Stover <jhs@math.gcsu.edu>
* regression.q (cmd_regression): Moved call to subcommand_save()