CURLINFO_OS_ERRNO(3)

CURLINFO_OS_ERRNO(3)curl_easy_getinfo optionsCURLINFO_OS_ERRNO(3)

NAME

     CURLINFO_OS_ERRNO -  get  errno  number  from  last  connect
     failure

SYNOPSIS

     #include <curl/curl.h>

     CURLcode curl_easy_getinfo(CURL *handle,  CURLINFO_OS_ERRNO,
     long *errnop);

DESCRIPTION

     Pass a pointer to a long to receive the errno variable  from
     a  connect  failure.   Note  that  the  value is only set on
     failure, it is not reset upon a  successful  operation.  The
     number is OS and system specific.

PROTOCOLS

     All

EXAMPLE

     CURL *curl = curl_easy_init();
     if(curl) {
       CURLcode res;
       curl_easy_setopt(curl, CURLOPT_URL, "http://example.com");
       res = curl_easy_perform(curl);
       if(res != CURLE_OK) {
         long error;
         res = curl_easy_getinfo(curl, CURLINFO_OS_ERRNO, &error);
         if(res && error) {
           printf("Errno: %ld0, error);
         }
       }
       curl_easy_cleanup(curl);
     }

AVAILABILITY

     Added in 7.12.2

RETURN VALUE

     Returns  CURLE_OK  if   the   option   is   supported,   and
     CURLE_UNKNOWN_OPTION if not.

SEE ALSO

     curl_easy_getinfo(3), curl_easy_setopt(3),

libcurl 7.58.0      Last change: May 15, 2017                   1