1 /* PSPP - a program for statistical analysis.
2 Copyright (C) 1997-9, 2000, 2007, 2010, 2011 Free Software Foundation, Inc.
3
4 This program is free software: you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation, either version 3 of the License, or
7 (at your option) any later version.
8
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
13
14 You should have received a copy of the GNU General Public License
15 along with this program. If not, see <http://www.gnu.org/licenses/>. */
16
17 #include <config.h>
18
19 #include <ctype.h>
20 #include <stdlib.h>
21
22 #include "data/dataset.h"
23 #include "data/dictionary.h"
24 #include "data/variable.h"
25 #include "language/command.h"
26 #include "language/lexer/lexer.h"
27 #include "libpspp/message.h"
28 #include "libpspp/start-date.h"
29 #include "libpspp/version.h"
30 #include "output/driver.h"
31
32 #include "gl/xalloc.h"
33
34 #include "gettext.h"
35 #define _(msgid) gettext (msgid)
36
37 static int
parse_title(struct lexer * lexer,void (* set_title)(const char *))38 parse_title (struct lexer *lexer, void (*set_title) (const char *))
39 {
40 if (!lex_force_string (lexer))
41 return CMD_FAILURE;
42 set_title (lex_tokcstr (lexer));
43 lex_get (lexer);
44 return CMD_SUCCESS;
45 }
46
47 int
cmd_title(struct lexer * lexer,struct dataset * ds UNUSED)48 cmd_title (struct lexer *lexer, struct dataset *ds UNUSED)
49 {
50 return parse_title (lexer, output_set_title);
51 }
52
53 int
cmd_subtitle(struct lexer * lexer,struct dataset * ds UNUSED)54 cmd_subtitle (struct lexer *lexer, struct dataset *ds UNUSED)
55 {
56 return parse_title (lexer, output_set_subtitle);
57 }
58
59 /* Performs the FILE LABEL command. */
60 int
cmd_file_label(struct lexer * lexer,struct dataset * ds)61 cmd_file_label (struct lexer *lexer, struct dataset *ds)
62 {
63 if (!lex_force_string (lexer))
64 return CMD_FAILURE;
65
66 dict_set_label (dataset_dict (ds), lex_tokcstr (lexer));
67 lex_get (lexer);
68
69 return CMD_SUCCESS;
70 }
71
72 /* Performs the DOCUMENT command. */
73 int
cmd_document(struct lexer * lexer,struct dataset * ds)74 cmd_document (struct lexer *lexer, struct dataset *ds)
75 {
76 struct dictionary *dict = dataset_dict (ds);
77 char *trailer;
78
79 if (!lex_force_string (lexer))
80 return CMD_FAILURE;
81
82 while (lex_is_string (lexer))
83 {
84 dict_add_document_line (dict, lex_tokcstr (lexer), true);
85 lex_get (lexer);
86 }
87
88 trailer = xasprintf (_(" (Entered %s)"), get_start_date ());
89 dict_add_document_line (dict, trailer, true);
90 free (trailer);
91
92 return CMD_SUCCESS;
93 }
94
95 /* Performs the ADD DOCUMENTS command. */
96 int
cmd_add_documents(struct lexer * lexer,struct dataset * ds)97 cmd_add_documents (struct lexer *lexer, struct dataset *ds)
98 {
99 return cmd_document (lexer, ds);
100 }
101
102 /* Performs the DROP DOCUMENTS command. */
103 int
cmd_drop_documents(struct lexer * lexer UNUSED,struct dataset * ds)104 cmd_drop_documents (struct lexer *lexer UNUSED, struct dataset *ds)
105 {
106 dict_clear_documents (dataset_dict (ds));
107 return CMD_SUCCESS;
108 }
109