1 /* PSPP - a program for statistical analysis.
2 Copyright (C) 2008, 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 <stdio.h>
20
21 #include "data/format.h"
22 #include "data/format-guesser.h"
23 #include "language/command.h"
24 #include "language/lexer/lexer.h"
25 #include "libpspp/message.h"
26
27 /* Executes the DEBUG FORMAT GUESSER command. */
28 int
cmd_debug_format_guesser(struct lexer * lexer,struct dataset * ds UNUSED)29 cmd_debug_format_guesser (struct lexer *lexer, struct dataset *ds UNUSED)
30 {
31 struct fmt_guesser *g;
32 struct fmt_spec format;
33 char format_string[FMT_STRING_LEN_MAX + 1];
34
35 g = fmt_guesser_create ();
36 while (lex_is_string (lexer))
37 {
38 fprintf (stderr, "\"%s\" ", lex_tokcstr (lexer));
39 fmt_guesser_add (g, lex_tokss (lexer));
40 lex_get (lexer);
41 }
42
43 fmt_guesser_guess (g, &format);
44 fmt_to_string (&format, format_string);
45 fprintf (stderr, "=> %s", format_string);
46 msg_disable ();
47 if (!fmt_check_input (&format))
48 {
49 fmt_fix_input (&format);
50 fmt_to_string (&format, format_string);
51 fprintf (stderr, " (%s)", format_string);
52 }
53 msg_enable ();
54 putc ('\n', stderr);
55 fmt_guesser_destroy (g);
56
57 return CMD_SUCCESS;
58 }
59