pkg_dest_list.c

   1 /* pkg_dest_list.c - the itsy package management system
   2
   3    Carl D. Worth
   4
   5    Copyright (C) 2001 University of Southern California
   6
   7    This program is free software; you can redistribute it and/or
   8    modify it under the terms of the GNU General Public License as
   9    published by the Free Software Foundation; either version 2, or (at
  10    your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful, but
  13    WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15    General Public License for more details.
  16 */
  17
  18 #include "opkg.h"
  19
  20 #include "pkg_dest.h"
  21 #include "void_list.h"
  22 #include "pkg_dest_list.h"
  23
  24 int pkg_dest_list_elt_init(pkg_dest_list_elt_t *elt, pkg_dest_t *data)
  25 {
  26     return void_list_elt_init((void_list_elt_t *) elt, data);
  27 }
  28
  29 void pkg_dest_list_elt_deinit(pkg_dest_list_elt_t *elt)
  30 {
  31     void_list_elt_deinit((void_list_elt_t *) elt);
  32 }
  33
  34 int pkg_dest_list_init(pkg_dest_list_t *list)
  35 {
  36     return void_list_init((void_list_t *) list);
  37 }
  38
  39 void pkg_dest_list_deinit(pkg_dest_list_t *list)
  40 {
  41     pkg_dest_list_elt_t *iter;
  42     pkg_dest_t *pkg_dest;
  43
  44     for (iter = list->head; iter; iter = iter->next) {
  45         pkg_dest = iter->data;
  46         pkg_dest_deinit(pkg_dest);
  47
  48         /* malloced in pkg_dest_list_append */
  49         free(pkg_dest);
  50         iter->data = NULL;
  51     }
  52     void_list_deinit((void_list_t *) list);
  53 }
  54
  55 pkg_dest_t *pkg_dest_list_append(pkg_dest_list_t *list, const char *name,
  56                                  const char *root_dir,const char *lists_dir)
  57 {
  58     int err;
  59     pkg_dest_t *pkg_dest;
  60
  61     /* freed in plg_dest_list_deinit */
  62     pkg_dest = malloc(sizeof(pkg_dest_t));
  63     if (pkg_dest == NULL) {
  64         fprintf(stderr, "%s: out of memory\n", __FUNCTION__);
  65         return NULL;
  66     }
  67
  68     pkg_dest_init(pkg_dest, name, root_dir,lists_dir);
  69     err = void_list_append((void_list_t *) list, pkg_dest);
  70     if (err) {
  71         return NULL;
  72     }
  73
  74     return pkg_dest;
  75 }
  76
  77 int pkg_dest_list_push(pkg_dest_list_t *list, pkg_dest_t *data)
  78 {
  79     return void_list_push((void_list_t *) list, data);
  80 }
  81
  82 pkg_dest_list_elt_t *pkg_dest_list_pop(pkg_dest_list_t *list)
  83 {
  84     return (pkg_dest_list_elt_t *) void_list_pop((void_list_t *) list);
  85 }