/* PSPP - a program for statistical analysis.
- Copyright (C) 1997-9, 2000, 2005, 2006 Free Software Foundation, Inc.
+ Copyright (C) 1997-9, 2000, 2005, 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
#include <stdbool.h>
#include <stddef.h>
+struct dataset;
+
/* What a file handle refers to.
(Ordinarily only a single value is allowed, but fh_open()
and fh_parse() take a mask.) */
{
FH_REF_FILE = 001, /* Ordinary file (the most common case). */
FH_REF_INLINE = 002, /* The inline file. */
- FH_REF_SCRATCH = 004 /* Temporary dataset. */
+ FH_REF_DATASET = 004 /* Dataset. */
};
/* File modes. */
enum fh_mode
{
FH_MODE_TEXT, /* New-line delimited lines. */
- FH_MODE_BINARY /* Fixed-length records. */
+ FH_MODE_FIXED, /* Fixed-length records. */
+ FH_MODE_VARIABLE, /* Binary variable-length records. */
+ FH_MODE_360_VARIABLE, /* IBM 360 variable-length records. */
+ FH_MODE_360_SPANNED, /* IBM 360 variable-length, spanned records. */
};
/* Ways to access a file. */
enum fh_mode mode; /* File mode. */
size_t record_width; /* Length of fixed-format records. */
size_t tab_width; /* Tab width, 0=do not expand tabs. */
+ const char *encoding; /* ASCII or EBCDIC? */
};
void fh_init (void);
struct file_handle *fh_create_file (const char *handle_name,
const char *file_name,
const struct fh_properties *);
-struct file_handle *fh_create_scratch (const char *handle_name);
+struct file_handle *fh_create_dataset (struct dataset *);
const struct fh_properties *fh_default_properties (void);
/* Reference management. */
/* Properties of FH_REF_FILE and FH_REF_INLINE file handles. */
size_t fh_get_record_width (const struct file_handle *);
size_t fh_get_tab_width (const struct file_handle *);
+const char *fh_get_legacy_encoding (const struct file_handle *);
-/* Properties of FH_REF_SCRATCH file handles. */
-struct scratch_handle *fh_get_scratch_handle (const struct file_handle *);
-void fh_set_scratch_handle (struct file_handle *, struct scratch_handle *);
+/* Properties of FH_REF_DATASET file handles. */
+struct dataset *fh_get_dataset (const struct file_handle *);
/* Mutual exclusion for access . */
struct fh_lock *fh_lock (struct file_handle *, enum fh_referent mask,