examples/common.c

   1 /* libquvi
   2  * Copyright (C) 2011  Toni Gundogdu <legatvs@gmail.com>
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  17  * 02110-1301  USA
  18  */
  19
  20 /* common.c - common functions used by the examples */
  21
  22 #include <stdio.h>
  23 #include <stdarg.h>
  24 #include <quvi/quvi.h>
  25
  26 #include "common.h"
  27
  28 void spew_e(const char *fmt, ...)
  29 {
  30   va_list ap;
  31   va_start(ap, fmt);
  32   vfprintf(stderr, fmt, ap);
  33   va_end(ap);
  34 }
  35
  36 void check_error(quvi_t q, QUVIcode rc)
  37 {
  38   if (rc == QUVI_OK)
  39     return;
  40
  41   fprintf(stderr, "error: %s\n", quvi_strerror(q, rc));
  42
  43   if (q != NULL)
  44     quvi_close(&q);
  45
  46   exit(1);
  47 }
  48
  49 void handle_resolve_status(quvi_word type)
  50 {
  51   if (type == QUVISTATUSTYPE_DONE)
  52     spew_e("done.\n");
  53   else
  54     spew_e(":: Check for URL redirection ...");
  55 }
  56
  57 void handle_fetch_status(quvi_word type, void *p)
  58 {
  59   switch (type)
  60     {
  61     default:
  62       spew_e(":: Fetch %s ...", (char *)p);
  63       break;
  64     case QUVISTATUSTYPE_CONFIG:
  65       spew_e(":: Fetch config ...");
  66       break;
  67     case QUVISTATUSTYPE_PLAYLIST:
  68       spew_e(":: Fetch playlist ...");
  69       break;
  70     case QUVISTATUSTYPE_DONE:
  71       spew_e("done.\n");
  72       break;
  73     }
  74 }
  75
  76 void handle_verify_status(quvi_word type)
  77 {
  78   switch (type)
  79     {
  80     default:
  81       spew_e(":: Verify media URL ...");
  82       break;
  83     case QUVISTATUSTYPE_DONE:
  84       spew_e("done.\n");
  85       break;
  86     }
  87 }
  88
  89 /* vim: set ts=2 sw=2 tw=72 expandtab: */