--- /dev/null
+/* PSPP - computes sample statistics.
+ Copyright (C) 1997-9, 2000 Free Software Foundation, Inc.
+ Written by Ben Pfaff <blp@gnu.org>.
+
+ This program is free software; you can redistribute it and/or
+ modify it under the terms of the GNU General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ 02110-1301, USA. */
+
+#ifndef SFM_READ_H
+#define SFM_READ_H 1
+
+#include <stdbool.h>
+#include <stdio.h>
+
+/* Reading system files. */
+
+/* System file info that doesn't fit in struct dictionary. */
+struct sfm_read_info
+ {
+ char creation_date[10]; /* `dd mmm yy' plus a null. */
+ char creation_time[9]; /* `hh:mm:ss' plus a null. */
+ int big_endian; /* 1=big-endian, 0=little-endian. */
+ int compressed; /* 0=no, 1=yes. */
+ int case_cnt; /* -1 if unknown. */
+ char product[61]; /* Product name plus a null. */
+ };
+
+struct dictionary;
+struct file_handle;
+struct ccase;
+struct sfm_reader *sfm_open_reader (struct file_handle *,
+ struct dictionary **,
+ struct sfm_read_info *);
+int sfm_read_case (struct sfm_reader *, struct ccase *);
+bool sfm_read_error (const struct sfm_reader *);
+void sfm_close_reader (struct sfm_reader *);
+bool sfm_detect (FILE *);
+
+#endif /* sys-file-reader.h */