table of contents
CURLINFO_OS_ERRNO(3) | curl_easy_getinfo options | CURLINFO_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¶
May 15, 2017 | libcurl 7.61.1 |