#include "gl/xalloc.h"
+struct table_item_text *
+table_item_text_create (const char *content)
+{
+ if (!content)
+ return NULL;
+
+ struct table_item_text *text = xmalloc (sizeof *text);
+ *text = (struct table_item_text) { .content = xstrdup (content) };
+ return text;
+}
+
+struct table_item_text *
+table_item_text_clone (const struct table_item_text *old)
+{
+ if (!old)
+ return NULL;
+
+ struct table_item_text *new = xmalloc (sizeof *new);
+ *new = (struct table_item_text) {
+ .content = xstrdup (old->content),
+ .footnotes = xmemdup (old->footnotes,
+ old->n_footnotes * sizeof *old->footnotes),
+ .n_footnotes = old->n_footnotes,
+ };
+ return new;
+}
+
+void
+table_item_text_destroy (struct table_item_text *text)
+{
+ if (text)
+ {
+ free (text->content);
+ free (text->footnotes);
+ free (text);
+ }
+}
+
/* Initializes ITEM as a table item for rendering TABLE. The new table item
initially has the specified TITLE and CAPTION, which may each be NULL. The
caller retains ownership of TITLE and CAPTION. */
struct table_item *item = xmalloc (sizeof *item);
output_item_init (&item->output_item, &table_item_class);
item->table = table;
- item->title = title != NULL ? xstrdup (title) : NULL;
- item->caption = caption != NULL ? xstrdup (caption) : NULL;
+ item->title = table_item_text_create (title);
+ item->caption = table_item_text_create (caption);
return item;
}
/* Returns ITEM's title, which is a null pointer if no title has been
set. */
-const char *
+const struct table_item_text *
table_item_get_title (const struct table_item *item)
{
return item->title;
This function may only be used on a table_item that is unshared. */
void
-table_item_set_title (struct table_item *item, const char *title)
+table_item_set_title (struct table_item *item,
+ const struct table_item_text *title)
{
assert (!table_item_is_shared (item));
- free (item->title);
- item->title = title != NULL ? xstrdup (title) : NULL;
+ table_item_text_destroy (item->title);
+ item->title = table_item_text_clone (title);
}
/* Returns ITEM's caption, which is a null pointer if no caption has been
set. */
-const char *
+const struct table_item_text *
table_item_get_caption (const struct table_item *item)
{
return item->caption;
This function may only be used on a table_item that is unshared. */
void
-table_item_set_caption (struct table_item *item, const char *caption)
+table_item_set_caption (struct table_item *item,
+ const struct table_item_text *caption)
{
assert (!table_item_is_shared (item));
- free (item->caption);
- item->caption = caption != NULL ? xstrdup (caption) : NULL;
+ table_item_text_destroy (item->caption);
+ item->caption = table_item_text_clone (caption);
}
/* Submits TABLE_ITEM to the configured output drivers, and transfers ownership