Add support for reading SPSS/PC+ system files.

[pspp] / src / data / dataset-reader.c

diff --git a/src/data/dataset-reader.c b/src/data/dataset-reader.c
deleted file mode 100644 (file)
index b679342..0000000
--- a/src/data/dataset-reader.c
+++ /dev/null
@@ -1,62 +0,0 @@
-/* PSPP - a program for statistical analysis.
-   Copyright (C) 2006, 2010, 2011 Free Software Foundation, Inc.
-
-   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 3 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, see <http://www.gnu.org/licenses/>. */
-
-#include <config.h>
-
-#include "data/dataset-reader.h"
-
-#include <stdlib.h>
-
-#include "data/case.h"
-#include "data/casereader.h"
-#include "data/dataset.h"
-#include "data/dictionary.h"
-#include "data/file-handle-def.h"
-#include "libpspp/assertion.h"
-#include "libpspp/message.h"
-
-#include "gl/xalloc.h"
-
-#include "gettext.h"
-#define _(msgid) gettext (msgid)
-
-/* Opens FH, which must have referent type FH_REF_DATASET, and returns a
-   dataset_reader for it, or a null pointer on failure.  Stores a copy of the
-   dictionary for the dataset file into *DICT.  The caller takes ownership of
-   the casereader and the dictionary.  */
-struct casereader *
-dataset_reader_open (struct file_handle *fh, struct dictionary **dict)
-{
-  struct dataset *ds;
-
-  /* We don't bother doing fh_lock or fh_ref on the file handle,
-     as there's no advantage in this case, and doing these would
-     require us to keep track of the "struct file_handle" and
-     "struct fh_lock" and undo our work later. */
-  assert (fh_get_referent (fh) == FH_REF_DATASET);
-
-  ds = fh_get_dataset (fh);
-  if (ds == NULL || !dataset_has_source (ds))
-    {
-      msg (SE, _("Cannot read from dataset %s because no dictionary or data "
-                 "has been written to it yet."),
-           fh_get_name (fh));
-      return NULL;
-    }
-
-  *dict = dict_clone (dataset_dict (ds));
-  return casereader_clone (dataset_source (ds));
-}