1 /* -*- mode: C; c-file-style: "gnu" -*- */
2 /* xdgmimealias.c: Private file. Datastructure for storing the hierarchy.
4 * More info can be found at http://www.freedesktop.org/standards/
6 * Copyright (C) 2004 Red Hat, Inc.
7 * Copyright (C) 2004 Matthias Clasen <mclasen@redhat.com>
9 * Licensed under the Academic Free License version 2.0
10 * Or under the following terms:
12 * This library is free software; you can redistribute it and/or
13 * modify it under the terms of the GNU Lesser General Public
14 * License as published by the Free Software Foundation; either
15 * version 2 of the License, or (at your option) any later version.
17 * This library is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20 * Lesser General Public License for more details.
22 * You should have received a copy of the GNU Lesser General Public
23 * License along with this library; if not, write to the
24 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
25 * Boston, MA 02111-1307, USA.
32 #include "xdgmimeparent.h"
33 #include "xdgmimeint.h"
48 typedef struct XdgMimeParents XdgMimeParents;
59 struct XdgMimeParents *parents;
64 _xdg_mime_parent_list_new (void)
68 list = malloc (sizeof (XdgParentList));
77 _xdg_mime_parent_list_free (XdgParentList *list)
84 for (i = 0; i < list->n_mimes; i++)
86 for (p = list->parents[i].parents; *p; p++)
89 free (list->parents[i].parents);
90 free (list->parents[i].mime);
98 parent_entry_cmp (const void *v1, const void *v2)
100 return strcmp (((XdgMimeParents *)v1)->mime, ((XdgMimeParents *)v2)->mime);
104 _xdg_mime_parent_list_lookup (XdgParentList *list,
107 XdgMimeParents *entry;
110 if (list->n_mimes > 0)
112 key.mime = (char *)mime;
115 entry = bsearch (&key, list->parents, list->n_mimes,
116 sizeof (XdgMimeParents), &parent_entry_cmp);
118 return (const char **)entry->parents;
125 _xdg_mime_parent_read_from_file (XdgParentList *list,
126 const char *file_name)
131 XdgMimeParents *entry;
133 file = fopen (file_name, "r");
138 /* FIXME: Not UTF-8 safe. Doesn't work if lines are greater than 255 chars.
140 alloc = list->n_mimes + 16;
141 list->parents = realloc (list->parents, alloc * sizeof (XdgMimeParents));
142 while (fgets (line, 255, file) != NULL)
148 sep = strchr (line, ' ');
152 sep[strlen (sep) -1] = '\000';
154 for (i = 0; i < list->n_mimes; i++)
156 if (strcmp (list->parents[i].mime, line) == 0)
158 entry = &(list->parents[i]);
165 if (list->n_mimes == alloc)
168 list->parents = realloc (list->parents,
169 alloc * sizeof (XdgMimeParents));
171 list->parents[list->n_mimes].mime = strdup (line);
172 list->parents[list->n_mimes].parents = NULL;
173 entry = &(list->parents[list->n_mimes]);
179 entry->n_parents = 1;
180 entry->parents = malloc ((entry->n_parents + 1) * sizeof (char *));
184 entry->n_parents += 1;
185 entry->parents = realloc (entry->parents,
186 (entry->n_parents + 2) * sizeof (char *));
188 entry->parents[entry->n_parents - 1] = strdup (sep);
189 entry->parents[entry->n_parents] = NULL;
192 list->parents = realloc (list->parents,
193 list->n_mimes * sizeof (XdgMimeParents));
197 if (list->n_mimes > 1)
198 qsort (list->parents, list->n_mimes,
199 sizeof (XdgMimeParents), &parent_entry_cmp);
204 _xdg_mime_parent_list_dump (XdgParentList *list)
211 for (i = 0; i < list->n_mimes; i++)
213 for (p = list->parents[i].parents; *p; p++)
214 printf ("%s %s\n", list->parents[i].mime, *p);