1 /* PSPP - computes sample statistics.
2 Copyright (C) 1997-9, 2000, 2006 Free Software Foundation, Inc.
3 Written by Ben Pfaff <blp@gnu.org>.
5 This program is free software; you can redistribute it and/or
6 modify it under the terms of the GNU General Public License as
7 published by the Free Software Foundation; either version 2 of the
8 License, or (at your option) any later version.
10 This program is distributed in the hope that it will be useful, but
11 WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
27 #include <data/dictionary.h>
28 #include <data/format.h>
29 #include <data/procedure.h>
30 #include <data/settings.h>
31 #include <data/variable.h>
32 #include <language/command.h>
33 #include <language/lexer/format-parser.h>
34 #include <language/lexer/lexer.h>
35 #include <language/line-buffer.h>
36 #include <libpspp/alloc.h>
37 #include <libpspp/compiler.h>
38 #include <libpspp/copyleft.h>
39 #include <libpspp/magic.h>
40 #include <libpspp/message.h>
41 #include <math/random.h>
42 #include <output/output.h>
47 #else /* !HAVE_TERMCAP_H */
48 int tgetent (char *, const char *);
49 int tgetnum (const char *);
50 #endif /* !HAVE_TERMCAP_H */
51 #endif /* !HAVE_LIBTERMCAP */
54 #define _(msgid) gettext (msgid)
59 block=string "x==1" "one character long";
60 boxstring=string "x==3 || x==11" "3 or 11 characters long";
61 case=size:upper/uplow;
67 compression=compress:on/off;
68 cpi=integer "x>0" "%s must be greater than 0";
70 decimal=dec:dot/comma;
74 endcmd=string "x==1" "one character long";
76 errorbreak=errbrk:on/off;
77 errors=errors:on/off/terminal/listing/both/none;
79 headers=headers:no/yes/blank;
81 histogram=string "x==1" "one character long";
86 lowres=lores:auto/on/off;
87 lpi=integer "x>0" "%s must be greater than 0";
88 menus=menus:standard/extended;
89 messages=messages:on/off/terminal/listing/both/none;
91 miterate=integer "x>0" "%s must be greater than 0";
92 mnest=integer "x>0" "%s must be greater than 0";
94 mxerrs=integer "x >= 1" "%s must be at least 1";
95 mxloops=integer "x >=1" "%s must be at least 1";
99 printback=prtbck:on/off;
101 results=res:on/off/terminal/listing/both/none;
103 scompression=scompress:on/off;
104 scripttab=string "x==1" "one character long";
106 tb1=string "x==3 || x==11" "3 or 11 characters long";
108 undefined=undef:warn/nowarn;
110 workspace=integer "x>=1024" "%s must be at least 1 MB";
120 static bool do_cc (const char *cc_string, enum fmt_type);
123 cmd_set (struct dataset *ds)
127 if (!parse_set (ds, &cmd, NULL))
131 do_cc (cmd.s_cca, FMT_CCA);
133 do_cc (cmd.s_ccb, FMT_CCB);
135 do_cc (cmd.s_ccc, FMT_CCC);
137 do_cc (cmd.s_ccd, FMT_CCD);
139 do_cc (cmd.s_cce, FMT_CCE);
142 getl_set_prompt (GETL_PROMPT_FIRST, cmd.s_prompt);
144 getl_set_prompt (GETL_PROMPT_LATER, cmd.s_cprompt);
146 getl_set_prompt (GETL_PROMPT_DATA, cmd.s_dprompt);
149 fmt_set_decimal (cmd.dec == STC_DOT ? '.' : ',');
151 set_echo (cmd.echo == STC_ON);
153 set_endcmd (cmd.s_endcmd[0]);
154 if (cmd.sbc_errorbreak)
155 set_errorbreak (cmd.errbrk == STC_ON);
157 set_include (cmd.inc == STC_ON);
159 set_mxerrs (cmd.n_mxerrs[0]);
161 set_mxwarns (cmd.n_mxwarns[0]);
163 set_nulline (cmd.null == STC_ON);
166 if (cmd.sbc_scompression)
167 set_scompression (cmd.scompress == STC_ON);
168 if (cmd.sbc_undefined)
169 set_undefined (cmd.undef == STC_WARN);
170 if (cmd.sbc_workspace)
171 set_workspace (cmd.n_workspace[0] * 1024L);
174 msg (SW, _("%s is obsolete."), "BLOCK");
175 if (cmd.sbc_boxstring)
176 msg (SW, _("%s is obsolete."), "BOXSTRING");
177 if (cmd.sbc_histogram)
178 msg (SW, _("%s is obsolete."), "HISTOGRAM");
180 msg (SW, _("%s is obsolete."), "MENUS");
182 msg (SW, _("%s is obsolete."), "XSORT");
183 if (cmd.sbc_mxmemory)
184 msg (SE, _("%s is obsolete."), "MXMEMORY");
185 if (cmd.sbc_scripttab)
186 msg (SE, _("%s is obsolete."), "SCRIPTTAB");
188 msg (SW, _("%s is obsolete."), "TBFONTS");
189 if (cmd.sbc_tb1 && cmd.s_tb1)
190 msg (SW, _("%s is obsolete."), "TB1");
193 msg (SW, _("%s is not implemented."), "CASE");
195 if (cmd.sbc_compression)
196 msg (SW, _("Active file compression is not implemented."));
201 /* Find the grouping characters in CC_STRING and set CC's
202 grouping and decimal members appropriately. Returns true if
203 successful, false otherwise. */
205 find_cc_separators (const char *cc_string, struct fmt_number_style *cc)
208 int comma_cnt, dot_cnt;
210 /* Count commas and periods. There must be exactly three of
211 one or the other, except that an apostrophe escapes a
212 following comma or period. */
213 comma_cnt = dot_cnt = 0;
214 for (sp = cc_string; *sp; sp++)
219 else if (*sp == '\'' && (sp[1] == '.' || sp[1] == ',' || sp[1] == '\''))
222 if ((comma_cnt == 3) == (dot_cnt == 3))
238 /* Extracts a token from IN into a newly allocated AFFIX. Tokens
239 are delimited by GROUPING. The token is truncated to at most
240 FMT_STYLE_AFFIX_MAX characters. Returns the first character
241 following the token. */
243 extract_cc_token (const char *in, int grouping, struct substring *affix)
246 ss_alloc_uninit (affix, FMT_STYLE_AFFIX_MAX);
247 for (; *in != '\0' && *in != grouping; in++)
249 if (*in == '\'' && in[1] == grouping)
251 if (ofs < FMT_STYLE_AFFIX_MAX)
252 ss_data (*affix)[ofs++] = *in;
261 /* Sets custom currency specifier CC having name CC_NAME ('A' through
262 'E') to correspond to the settings in CC_STRING. */
264 do_cc (const char *cc_string, enum fmt_type type)
266 struct fmt_number_style *cc = fmt_number_style_create ();
268 /* Determine separators. */
269 if (!find_cc_separators (cc_string, cc))
271 fmt_number_style_destroy (cc);
272 msg (SE, _("%s: Custom currency string `%s' does not contain "
273 "exactly three periods or commas (or it contains both)."),
274 fmt_name (type), cc_string);
278 cc_string = extract_cc_token (cc_string, cc->grouping, &cc->neg_prefix);
279 cc_string = extract_cc_token (cc_string, cc->grouping, &cc->prefix);
280 cc_string = extract_cc_token (cc_string, cc->grouping, &cc->suffix);
281 cc_string = extract_cc_token (cc_string, cc->grouping, &cc->neg_suffix);
283 fmt_set_style (type, cc);
288 /* Parses the BLANKS subcommand, which controls the value that
289 completely blank fields in numeric data imply. X, Wnd: Syntax is
290 SYSMIS or a numeric value. */
292 stc_custom_blanks (struct dataset *ds UNUSED, struct cmd_set *cmd UNUSED, void *aux UNUSED)
295 if ((token == T_ID && lex_id_match ("SYSMIS", tokid)))
302 if (!lex_force_num ())
304 set_blanks (lex_number ());
310 /* Parses the EPOCH subcommand, which controls the epoch used for
311 parsing 2-digit years. */
313 stc_custom_epoch (struct dataset *ds UNUSED, struct cmd_set *cmd UNUSED, void *aux UNUSED)
316 if (lex_match_id ("AUTOMATIC"))
318 else if (lex_is_integer ())
320 int new_epoch = lex_integer ();
322 if (new_epoch < 1500)
324 msg (SE, _("EPOCH must be 1500 or later."));
327 set_epoch (new_epoch);
331 lex_error (_("expecting AUTOMATIC or year"));
339 stc_custom_length (struct dataset *ds UNUSED, struct cmd_set *cmd UNUSED, void *aux UNUSED)
344 if (lex_match_id ("NONE"))
348 if (!lex_force_int ())
350 if (lex_integer () < 1)
352 msg (SE, _("LENGTH must be at least 1."));
355 page_length = lex_integer ();
359 if (page_length != -1)
360 set_viewlength (page_length);
366 stc_custom_seed (struct dataset *ds UNUSED, struct cmd_set *cmd UNUSED, void *aux UNUSED)
369 if (lex_match_id ("RANDOM"))
373 if (!lex_force_num ())
375 set_rng (lex_number ());
383 stc_custom_width (struct dataset *ds UNUSED, struct cmd_set *cmd UNUSED, void *aux UNUSED)
386 if (lex_match_id ("NARROW"))
388 else if (lex_match_id ("WIDE"))
392 if (!lex_force_int ())
394 if (lex_integer () < 40)
396 msg (SE, _("WIDTH must be at least 40."));
399 set_viewwidth (lex_integer ());
406 /* Parses FORMAT subcommand, which consists of a numeric format
409 stc_custom_format (struct dataset *ds UNUSED, struct cmd_set *cmd UNUSED, void *aux UNUSED)
414 if (!parse_format_specifier (&fmt))
416 if (fmt_is_string (fmt.type))
418 char str[FMT_STRING_LEN_MAX + 1];
419 msg (SE, _("FORMAT requires numeric output format as an argument. "
420 "Specified format %s is of type string."),
421 fmt_to_string (&fmt, str));
430 stc_custom_journal (struct dataset *ds UNUSED, struct cmd_set *cmd UNUSED, void *aux UNUSED)
433 if (!lex_match_id ("ON") && !lex_match_id ("OFF"))
435 if (token == T_STRING)
447 stc_custom_listing (struct dataset *ds UNUSED, struct cmd_set *cmd UNUSED, void *aux UNUSED)
452 if (lex_match_id ("ON") || lex_match_id ("YES"))
454 else if (lex_match_id ("OFF") || lex_match_id ("NO"))
461 outp_enable_device (listing, OUTP_DEV_LISTING);
467 stc_custom_disk (struct dataset *ds, struct cmd_set *cmd UNUSED, void *aux)
469 return stc_custom_listing (ds, cmd, aux);
473 show_blanks (const struct dataset *ds UNUSED)
475 if (get_blanks () == SYSMIS)
476 msg (SN, _("BLANKS is SYSMIS."));
478 msg (SN, _("BLANKS is %g."), get_blanks ());
483 format_cc (struct substring in, char grouping, char *out)
485 while (!ss_is_empty (in))
487 char c = ss_get_char (&in);
488 if (c == grouping || c == '\'')
498 show_cc (enum fmt_type type)
500 const struct fmt_number_style *cc = fmt_get_style (type);
501 char cc_string[FMT_STYLE_AFFIX_MAX * 4 * 2 + 3 + 1];
504 out = format_cc (cc->neg_prefix, cc->grouping, cc_string);
505 *out++ = cc->grouping;
506 out = format_cc (cc->prefix, cc->grouping, out);
507 *out++ = cc->grouping;
508 out = format_cc (cc->suffix, cc->grouping, out);
509 *out++ = cc->grouping;
510 out = format_cc (cc->neg_suffix, cc->grouping, out);
513 msg (SN, _("%s is \"%s\"."), fmt_name (type), cc_string);
517 show_cca (const struct dataset *ds UNUSED)
523 show_ccb (const struct dataset *ds UNUSED)
529 show_ccc (const struct dataset *ds UNUSED)
535 show_ccd (const struct dataset *ds UNUSED)
541 show_cce (const struct dataset *ds UNUSED)
547 show_decimals (const struct dataset *ds UNUSED)
549 msg (SN, _("DECIMAL is \"%c\"."), fmt_decimal_char (FMT_F));
553 show_endcmd (const struct dataset *ds UNUSED)
555 msg (SN, _("ENDCMD is \"%c\"."), get_endcmd ());
559 show_format (const struct dataset *ds UNUSED)
561 char str[FMT_STRING_LEN_MAX + 1];
562 msg (SN, _("FORMAT is %s."), fmt_to_string (get_format (), str));
566 show_length (const struct dataset *ds UNUSED)
568 msg (SN, _("LENGTH is %d."), get_viewlength ());
572 show_mxerrs (const struct dataset *ds UNUSED)
574 msg (SN, _("MXERRS is %d."), get_mxerrs ());
578 show_mxloops (const struct dataset *ds UNUSED)
580 msg (SN, _("MXLOOPS is %d."), get_mxloops ());
584 show_mxwarns (const struct dataset *ds UNUSED)
586 msg (SN, _("MXWARNS is %d."), get_mxwarns ());
590 show_scompression (const struct dataset *ds UNUSED)
592 if (get_scompression ())
593 msg (SN, _("SCOMPRESSION is ON."));
595 msg (SN, _("SCOMPRESSION is OFF."));
599 show_undefined (const struct dataset *ds UNUSED)
601 if (get_undefined ())
602 msg (SN, _("UNDEFINED is WARN."));
604 msg (SN, _("UNDEFINED is NOWARN."));
608 show_weight (const struct dataset *ds)
610 struct variable *var = dict_get_weight (dataset_dict (ds));
612 msg (SN, _("WEIGHT is off."));
614 msg (SN, _("WEIGHT is variable %s."), var->name);
618 show_width (const struct dataset *ds UNUSED)
620 msg (SN, _("WIDTH is %d."), get_viewwidth ());
626 void (*function) (const struct dataset *);
629 const struct show_sbc show_table[] =
631 {"BLANKS", show_blanks},
637 {"DECIMALS", show_decimals},
638 {"ENDCMD", show_endcmd},
639 {"FORMAT", show_format},
640 {"LENGTH", show_length},
641 {"MXERRS", show_mxerrs},
642 {"MXLOOPS", show_mxloops},
643 {"MXWARNS", show_mxwarns},
644 {"SCOMPRESSION", show_scompression},
645 {"UNDEFINED", show_undefined},
646 {"WEIGHT", show_weight},
647 {"WIDTH", show_width},
651 show_all (const struct dataset *ds)
655 for (i = 0; i < sizeof show_table / sizeof *show_table; i++)
656 show_table[i].function (ds);
664 for (i = 0; i < 5; i++)
669 show_warranty (const struct dataset *ds UNUSED)
671 msg (MN, lack_of_warranty);
675 show_copying (const struct dataset *ds UNUSED)
681 cmd_show (struct dataset *ds)
691 if (lex_match (T_ALL))
693 else if (lex_match_id ("CC"))
695 else if (lex_match_id ("WARRANTY"))
697 else if (lex_match_id ("COPYING"))
699 else if (token == T_ID)
703 for (i = 0; i < sizeof show_table / sizeof *show_table; i++)
704 if (lex_match_id (show_table[i].name))
706 show_table[i].function (ds);
722 while (token != '.');