tizen 2.3.1 release

[external/curl.git] / docs / examples / persistant.c

diff --git a/docs/examples/persistant.c b/docs/examples/persistant.c
index 177ada3..0917dfd 100644 (file)
--- a/docs/examples/persistant.c
+++ b/docs/examples/persistant.c
@@ -1,17 +1,29 @@
-/*****************************************************************************
+/***************************************************************************
  *                                  _   _ ____  _
  *  Project                     ___| | | |  _ \| |
  *                             / __| | | | |_) | |
  *                            | (__| |_| |  _ <| |___
  *                             \___|\___/|_| \_\_____|
  *
- */
-
+ * Copyright (C) 1998 - 2011, Daniel Stenberg, <daniel@haxx.se>, et al.
+ *
+ * This software is licensed as described in the file COPYING, which
+ * you should have received as part of this distribution. The terms
+ * are also available at http://curl.haxx.se/docs/copyright.html.
+ *
+ * You may opt to use, copy, modify, merge, publish, distribute and/or sell
+ * copies of the Software, and permit persons to whom the Software is
+ * furnished to do so, under the terms of the COPYING file.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ***************************************************************************/
 #include <stdio.h>
 #include <unistd.h>
 #include <curl/curl.h>
 
-int main(int argc, char **argv)
+int main(void)
 {
   CURL *curl;
   CURLcode res;
@@ -25,12 +37,24 @@ int main(int argc, char **argv)
 
     /* get the first document */
     curl_easy_setopt(curl, CURLOPT_URL, "http://example.com/");
+
+    /* Perform the request, res will get the return code */
     res = curl_easy_perform(curl);
+    /* Check for errors */
+    if(res != CURLE_OK)
+      fprintf(stderr, "curl_easy_perform() failed: %s\n",
+              curl_easy_strerror(res));
 
     /* get another document from the same server using the same
        connection */
     curl_easy_setopt(curl, CURLOPT_URL, "http://example.com/docs/");
+
+    /* Perform the request, res will get the return code */
     res = curl_easy_perform(curl);
+    /* Check for errors */
+    if(res != CURLE_OK)
+      fprintf(stderr, "curl_easy_perform() failed: %s\n",
+              curl_easy_strerror(res));
 
     /* always cleanup */
     curl_easy_cleanup(curl);