/* PSPP - a program for statistical analysis.
- Copyright (C) 1997-9, 2000, 2006, 2009, 2010, 2011, 2012, 2013 Free Software Foundation, Inc.
+ Copyright (C) 1997-9, 2000, 2006, 2009, 2010, 2011, 2012, 2013, 2014 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
static void var_set_print_format_quiet (struct variable *v, const struct fmt_spec *print);
static void var_set_write_format_quiet (struct variable *v, const struct fmt_spec *write);
-static bool var_set_label_quiet (struct variable *v, const char *label, bool issue_warning);
+static void var_set_label_quiet (struct variable *v, const char *label);
static void var_set_name_quiet (struct variable *v, const char *name);
/* Creates and returns a new variable with the given NAME and
mv_destroy (&v->miss);
var_clear_short_names (v);
val_labs_destroy (v->val_labs);
- var_set_label_quiet (v, NULL, false);
+ var_set_label_quiet (v, NULL);
attrset_destroy (var_get_attributes (v));
free (v->name);
ds_destroy (&v->name_and_label);
/* Sets V's variable label to UTF-8 encoded string LABEL, stripping off leading
and trailing white space. If LABEL is a null pointer or if LABEL is an
empty string (after stripping white space), then V's variable label (if any)
- is removed.
-
- Variable labels are limited to 255 bytes in V's encoding (as returned by
- var_get_encoding()). If LABEL fits within this limit, this function returns
- true. Otherwise, the variable label is set to a truncated value, this
- function returns false and, if ISSUE_WARNING is true, issues a warning. */
-static bool
-var_set_label_quiet (struct variable *v, const char *label, bool issue_warning)
+ is removed. */
+static void
+var_set_label_quiet (struct variable *v, const char *label)
{
- bool truncated = false;
-
free (v->label);
v->label = NULL;
if (label != NULL && label[strspn (label, CC_SPACES)])
- {
- const char *dict_encoding = var_get_encoding (v);
- struct substring s = ss_cstr (label);
- size_t trunc_len;
-
- if (dict_encoding != NULL)
- {
- enum { MAX_LABEL_LEN = 255 };
-
- trunc_len = utf8_encoding_trunc_len (label, dict_encoding,
- MAX_LABEL_LEN);
- if (ss_length (s) > trunc_len)
- {
- if (issue_warning)
- msg (SW, _("Truncating variable label for variable `%s' to %d "
- "bytes."), var_get_name (v), MAX_LABEL_LEN);
- ss_truncate (&s, trunc_len);
- truncated = true;
- }
- }
-
- v->label = ss_xstrdup (s);
- }
+ v->label = xstrdup (label);
ds_destroy (&v->name_and_label);
ds_init_empty (&v->name_and_label);
-
- return truncated;
}
/* Sets V's variable label to UTF-8 encoded string LABEL, stripping off leading
and trailing white space. If LABEL is a null pointer or if LABEL is an
empty string (after stripping white space), then V's variable label (if any)
- is removed.
-
- Variable labels are limited to 255 bytes in V's encoding (as returned by
- var_get_encoding()). If LABEL fits within this limit, this function returns
- true. Otherwise, the variable label is set to a truncated value, this
- function returns false and, if ISSUE_WARNING is true, issues a warning. */
-bool
-var_set_label (struct variable *v, const char *label, bool issue_warning)
+ is removed. */
+void
+var_set_label (struct variable *v, const char *label)
{
struct variable *ov = var_clone (v);
- bool truncated = var_set_label_quiet (v, label, issue_warning);
-
+ var_set_label_quiet (v, label);
dict_var_changed (v, VAR_TRAIT_LABEL, ov);
-
- return truncated;
}
void
var_clear_label (struct variable *v)
{
- var_set_label (v, NULL, false);
+ var_set_label (v, NULL);
}
/* Returns true if V has a variable V,
void
var_set_display_width (struct variable *v, int new_width)
{
- struct variable *ov = var_clone (v);
- var_set_display_width_quiet (v, new_width);
- dict_var_changed (v, VAR_TRAIT_DISPLAY_WIDTH, ov);
+ if (v->display_width != new_width)
+ {
+ struct variable *ov = var_clone (v);
+ var_set_display_width_quiet (v, new_width);
+ dict_var_changed (v, VAR_TRAIT_DISPLAY_WIDTH, ov);
+ }
}
-
/* Returns the default display width for a variable of the given
WIDTH, as set by var_create. The return value can be used to
reset a variable's display width to the default. */
var_set_print_format_quiet (new_var, var_get_print_format (old_var));
var_set_write_format_quiet (new_var, var_get_write_format (old_var));
var_set_value_labels_quiet (new_var, var_get_value_labels (old_var));
- var_set_label_quiet (new_var, var_get_label (old_var), false);
+ var_set_label_quiet (new_var, var_get_label (old_var));
var_set_measure_quiet (new_var, var_get_measure (old_var));
var_set_role_quiet (new_var, var_get_role (old_var));
var_set_display_width_quiet (new_var, var_get_display_width (old_var));