1 2007-07-17 Ben Pfaff <blp@gnu.org>
3 Patch #19335. Reviewed by John Darrington.
5 * evaluate.h.pl: Use strict and all warnings. Fix warnings that
8 * evaluate.inc.pl: Ditto.
12 * operations.h.pl: Ditto.
14 * optimize.inc.pl: Ditto.
16 * parse.inc.pl: Ditto.
18 2007-04-15 Ben Pfaff <blp@gnu.org>
20 * parse.c (expr_get_function): New function.
21 (expr_get_function_cnt): New function.
22 (expr_operation_get_name): New function.
23 (expr_operation_get_prototype): New function.
24 (expr_operation_get_arg_cnt): New function.
26 Thu Feb 1 06:59:27 2007 Ben Pfaff <blp@gnu.org>
28 * parse.c (parse_function): Accept TO in any case for use with
29 n-ary functions. Fixes bug #18923. Thanks to John Darrington for
32 Sat Dec 16 12:20:14 2006 Ben Pfaff <blp@gnu.org>
34 * operations.def: Reverse order of arguments to DATEDIFF, for
35 compatibility. Thanks to Daniel Williams
36 <Daniel.E.Williams@state.or.us> for reporting this bug.
38 Wed Dec 13 19:30:26 2006 Ben Pfaff <blp@gnu.org>
40 Implement support for DATESUM, DATEDIFF expression functions. See
43 * helpers.c (enum date_unit): New enum.
44 [!HAVE_TRUNC] (trunc): New function.
45 (recognize_unit): New function.
46 (year_diff): New function.
47 (month_diff): New function.
48 (quarter_diff): New function.
49 (date_unit_duration): New function.
50 (expr_date_difference): New function.
51 (enum date_sum_method): New function.
52 (recognize_method): New function.
53 (add_months): New function.
54 (expr_date_sum): New function.
56 * operations.def: Implement DATESUM, DATEDIFF functions. Mark
59 Sun Dec 10 16:49:33 2006 Ben Pfaff <blp@gnu.org>
61 * operations.def: Implement VALUELABEL function. Add DATEDIFF,
62 DATESUM unimplemented stubs.
64 * parse.c (type_coercion_core): Add support for OP_var type, which
65 is a name for a numeric or string variable.
66 (is_compatible) New function.
67 (check_operator) Only require values to be compatible with their
68 expected types, not identical.
69 (is_valid_node) Ditto.
70 (compare_names) Always return mismatch if the command name can't
72 (lookup_function_helper) Pass the new OPF_NO_ABBREV flag to the
75 * generate.pl (init_all_types): Add support for a type just called
76 "var" that may be a numeric or string variable name. Also, add a
77 no_abbrev option that prevents a function name from being
78 abbreviated (in case of naming conflict otherwise).
80 * parse.inc.pl: Output OPF_NO_ABBREV flag.
82 * private.h: Add OPF_NO_ABBREV flag.
84 Wed Jul 12 21:03:17 2006 Ben Pfaff <blp@gnu.org>
86 * evaluate.c (cmd_debug_evaluate): Don't try to resize a null
89 Fri Jun 9 13:59:15 2006 Ben Pfaff <blp@gnu.org>
91 Reform string library.
93 * generate.pl (init_all_types): `struct fixed_string' is now
96 Sun May 7 10:05:42 WST 2006 John Darrington <john@darrington.wattle.id.au>
98 * evaluate.c: Removed call to copy_mangle, and replaced with the
99 original buf_copy_rpad.
101 Mon May 1 15:11:48 2006 Ben Pfaff <blp@gnu.org>
103 Prohibit LAG following TEMPORARY. This both matches SPSS behavior
104 and fixes a bug: we saved the cases for LAG before TEMPORARY but
105 allowed access to variables created afterward anyhow (which could
108 * generate.pl: Parse "perm_only" flag on operations.
110 * operations.def: Add "perm_only" flag to LAG operations.
112 * parse.c: Disallow OPF_PERM_ONLY operations after TEMPORARY.
114 * parse.inc.pl: Output OPF_PERM_ONLY flag for "perm_only"
117 * private.h: Add OPF_PERM_ONLY flag.
119 Sun Apr 23 22:06:45 2006 Ben Pfaff <blp@gnu.org>
121 Continue reforming error message support. In this phase, get rid
122 of message "titles" and put the message text in `struct error'.
123 Now `struct error' encapsulates a message more properly.
125 * helpers.c: (expr_error) Use err_msg() instead of err_vmsg().
126 Format message ourselves.
128 Thu Mar 2 08:40:33 WST 2006 John Darrington <john@darrington.wattle.id.au>
130 * Moved files from src directory