1 /* PSPP - computes sample statistics.
2 Copyright (C) 1997-9, 2000 Free Software Foundation, Inc.
4 This program is free software; you can redistribute it and/or
5 modify it under the terms of the GNU General Public License as
6 published by the Free Software Foundation; either version 2 of the
7 License, or (at your option) any later version.
9 This program is distributed in the hope that it will be useful, but
10 WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 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, write to the Free Software
16 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
22 /* Data file manager (dfm).
24 This module is in charge of reading and writing data files (other
25 than system files). dfm is an fhuser, so see file-handle.h for the
36 struct dfm_reader *dfm_open_reader (struct file_handle *, struct lexer *);
37 void dfm_close_reader (struct dfm_reader *);
38 bool dfm_reader_error (const struct dfm_reader *);
39 unsigned dfm_eof (struct dfm_reader *);
40 struct substring dfm_get_record (struct dfm_reader *);
41 void dfm_expand_tabs (struct dfm_reader *);
44 void dfm_forward_record (struct dfm_reader *);
45 void dfm_reread_record (struct dfm_reader *, size_t column);
46 void dfm_forward_columns (struct dfm_reader *, size_t columns);
47 size_t dfm_column_start (const struct dfm_reader *);
48 size_t dfm_columns_past_end (const struct dfm_reader *);
49 size_t dfm_get_column (const struct dfm_reader *, const char *);
52 void dfm_push (struct dfm_reader *);
53 void dfm_pop (struct dfm_reader *);
55 #endif /* data-reader.h */