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Sourcecode: tagtool version File versions

mru.c

#include <stdlib.h>
#include <string.h>
#include <glib.h>

#include "elist.h"

#include "mru.h"


MRUList* mru_new (guint max)
{
      MRUList *mru = malloc(sizeof(MRUList));
      mru->max = max;
      mru->list = g_elist_new();
      return mru;
}

MRUList* mru_new_from_list (guint max, GEList *list)
{
      MRUList *mru = malloc(sizeof(MRUList));
      mru->max = max;
      mru->list = list;
      return mru;
}


void mru_free (MRUList *mru)
{
      g_elist_free_data(mru->list);
      free(mru);
}


void mru_add (MRUList *mru, const gchar *entry)
{
      GList *found = g_list_find_custom(GLIST(mru->list), entry, (GCompareFunc)strcmp);

      if (found) {
            g_elist_remove_link(mru->list, found);
            g_elist_prepend(mru->list, found->data);
            g_list_free_1(found);
      } else {
            g_elist_prepend(mru->list, strdup(entry));
            if (g_elist_length(mru->list) > mru->max) {
                  GList *last = g_elist_last(mru->list);
                  g_elist_remove_link(mru->list, last);
                  free(last->data);
                  g_list_free_1(last);
            }
      }
}

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