1 2007-10-12 Ben Pfaff <blp@gnu.org>
5 * helpers.c: Don't need our own trunc function implementation
6 anymore, since we now use the one from gnulib.
8 2007-07-17 Ben Pfaff <blp@gnu.org>
10 Patch #19335. Reviewed by John Darrington.
12 * evaluate.h.pl: Use strict and all warnings. Fix warnings that
15 * evaluate.inc.pl: Ditto.
19 * operations.h.pl: Ditto.
21 * optimize.inc.pl: Ditto.
23 * parse.inc.pl: Ditto.
25 2007-04-15 Ben Pfaff <blp@gnu.org>
27 * parse.c (expr_get_function): New function.
28 (expr_get_function_cnt): New function.
29 (expr_operation_get_name): New function.
30 (expr_operation_get_prototype): New function.
31 (expr_operation_get_arg_cnt): New function.
33 Thu Feb 1 06:59:27 2007 Ben Pfaff <blp@gnu.org>
35 * parse.c (parse_function): Accept TO in any case for use with
36 n-ary functions. Fixes bug #18923. Thanks to John Darrington for
39 Sat Dec 16 12:20:14 2006 Ben Pfaff <blp@gnu.org>
41 * operations.def: Reverse order of arguments to DATEDIFF, for
42 compatibility. Thanks to Daniel Williams
43 <Daniel.E.Williams@state.or.us> for reporting this bug.
45 Wed Dec 13 19:30:26 2006 Ben Pfaff <blp@gnu.org>
47 Implement support for DATESUM, DATEDIFF expression functions. See
50 * helpers.c (enum date_unit): New enum.
51 [!HAVE_TRUNC] (trunc): New function.
52 (recognize_unit): New function.
53 (year_diff): New function.
54 (month_diff): New function.
55 (quarter_diff): New function.
56 (date_unit_duration): New function.
57 (expr_date_difference): New function.
58 (enum date_sum_method): New function.
59 (recognize_method): New function.
60 (add_months): New function.
61 (expr_date_sum): New function.
63 * operations.def: Implement DATESUM, DATEDIFF functions. Mark
66 Sun Dec 10 16:49:33 2006 Ben Pfaff <blp@gnu.org>
68 * operations.def: Implement VALUELABEL function. Add DATEDIFF,
69 DATESUM unimplemented stubs.
71 * parse.c (type_coercion_core): Add support for OP_var type, which
72 is a name for a numeric or string variable.
73 (is_compatible) New function.
74 (check_operator) Only require values to be compatible with their
75 expected types, not identical.
76 (is_valid_node) Ditto.
77 (compare_names) Always return mismatch if the command name can't
79 (lookup_function_helper) Pass the new OPF_NO_ABBREV flag to the
82 * generate.pl (init_all_types): Add support for a type just called
83 "var" that may be a numeric or string variable name. Also, add a
84 no_abbrev option that prevents a function name from being
85 abbreviated (in case of naming conflict otherwise).
87 * parse.inc.pl: Output OPF_NO_ABBREV flag.
89 * private.h: Add OPF_NO_ABBREV flag.
91 Wed Jul 12 21:03:17 2006 Ben Pfaff <blp@gnu.org>
93 * evaluate.c (cmd_debug_evaluate): Don't try to resize a null
96 Fri Jun 9 13:59:15 2006 Ben Pfaff <blp@gnu.org>
98 Reform string library.
100 * generate.pl (init_all_types): `struct fixed_string' is now
103 Sun May 7 10:05:42 WST 2006 John Darrington <john@darrington.wattle.id.au>
105 * evaluate.c: Removed call to copy_mangle, and replaced with the
106 original buf_copy_rpad.
108 Mon May 1 15:11:48 2006 Ben Pfaff <blp@gnu.org>
110 Prohibit LAG following TEMPORARY. This both matches SPSS behavior
111 and fixes a bug: we saved the cases for LAG before TEMPORARY but
112 allowed access to variables created afterward anyhow (which could
115 * generate.pl: Parse "perm_only" flag on operations.
117 * operations.def: Add "perm_only" flag to LAG operations.
119 * parse.c: Disallow OPF_PERM_ONLY operations after TEMPORARY.
121 * parse.inc.pl: Output OPF_PERM_ONLY flag for "perm_only"
124 * private.h: Add OPF_PERM_ONLY flag.
126 Sun Apr 23 22:06:45 2006 Ben Pfaff <blp@gnu.org>
128 Continue reforming error message support. In this phase, get rid
129 of message "titles" and put the message text in `struct error'.
130 Now `struct error' encapsulates a message more properly.
132 * helpers.c: (expr_error) Use err_msg() instead of err_vmsg().
133 Format message ourselves.
135 Thu Mar 2 08:40:33 WST 2006 John Darrington <john@darrington.wattle.id.au>
137 * Moved files from src directory