1 /* PSPP - a program for statistical analysis.
2 Copyright (C) 1997-9, 2000, 2007, 2010, 2011 Free Software Foundation, Inc.
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.
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.
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/>. */
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 "language/lexer/token.h"
28 #include "libpspp/message.h"
29 #include "libpspp/start-date.h"
30 #include "libpspp/version.h"
31 #include "output/driver.h"
33 #include "gl/c-ctype.h"
34 #include "gl/xalloc.h"
37 #define _(msgid) gettext (msgid)
40 parse_title (struct lexer *lexer, void (*set_title) (const char *))
42 if (lex_token (lexer) == T_STRING)
44 set_title (lex_tokcstr (lexer));
47 else if (lex_token (lexer) == T_ENDCMD)
49 /* This would be a bad special case below because n-1 would be
55 /* Count the tokens in the title. */
57 while (lex_next (lexer, n)->type != T_ENDCMD)
60 /* Get the raw representation of all the tokens, including any space
61 between them, and use it as the title. */
62 char *title = lex_next_representation (lexer, 0, n - 1);
66 /* Skip past the tokens. */
67 for (size_t i = 0; i < n; i++)
74 cmd_title (struct lexer *lexer, struct dataset *ds UNUSED)
76 return parse_title (lexer, output_set_title);
80 cmd_subtitle (struct lexer *lexer, struct dataset *ds UNUSED)
82 return parse_title (lexer, output_set_subtitle);
85 /* Performs the FILE LABEL command. */
87 cmd_file_label (struct lexer *lexer, struct dataset *ds)
89 if (!lex_force_string (lexer))
92 dict_set_label (dataset_dict (ds), lex_tokcstr (lexer));
98 /* Performs the DOCUMENT command. */
100 cmd_document (struct lexer *lexer, struct dataset *ds)
102 struct dictionary *dict = dataset_dict (ds);
105 if (!lex_force_string (lexer))
108 while (lex_is_string (lexer))
110 dict_add_document_line (dict, lex_tokcstr (lexer), true);
114 trailer = xasprintf (_(" (Entered %s)"), get_start_date ());
115 dict_add_document_line (dict, trailer, true);
121 /* Performs the ADD DOCUMENTS command. */
123 cmd_add_documents (struct lexer *lexer, struct dataset *ds)
125 return cmd_document (lexer, ds);
128 /* Performs the DROP DOCUMENTS command. */
130 cmd_drop_documents (struct lexer *lexer UNUSED, struct dataset *ds)
132 dict_clear_documents (dataset_dict (ds));