+static gchar *get_cookie_file(gboolean init)
+{
+ static gchar *cookie_file = NULL;
+ static GMutex *mutex = NULL;
+
+ if (init) { /* to make sure it's thread safe */
+ mutex = g_mutex_new();
+ static gchar *cookie_fn = "cookies.txt";
+ const gchar *viking_dir = a_get_viking_dir();
+ cookie_file = g_strdup_printf("%s/%s", viking_dir, cookie_fn);
+ unlink(cookie_file);
+ return NULL;
+ }
+
+ g_assert(cookie_file != NULL);
+
+ g_mutex_lock(mutex);
+ if (access(cookie_file, F_OK)) { /* file not there */
+ FILE * out_file = fopen("/dev/null", "w");
+ CURLcode res;
+ CURL *curl = curl_easy_init();
+ curl_easy_setopt(curl, CURLOPT_URL, "http://maps.google.com/"); /* google.com sets "PREF" cookie */
+ curl_easy_setopt ( curl, CURLOPT_FILE, out_file );
+ curl_easy_setopt(curl, CURLOPT_COOKIEJAR, cookie_file);
+ res = curl_easy_perform(curl);
+ if (res != CURLE_OK) {
+ fprintf(stderr, "%s() Curl perform failed: %s\n", __PRETTY_FUNCTION__,
+ curl_easy_strerror(res));
+ unlink(cookie_file);
+ }
+ curl_easy_cleanup(curl);
+ }
+ g_mutex_unlock(mutex);
+
+ return(cookie_file);
+}
+
+/* This should to be called from main() to make sure thread safe */
+void curl_download_init()
+{
+ curl_global_init(CURL_GLOBAL_ALL);
+ get_cookie_file(TRUE);
+}
+
+int curl_download_uri ( const char *uri, FILE *f, DownloadOptions *options )