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Updated: Thursday, June 13, 2019
 
 

CURLOPT_TCP_KEEPINTVL (3)

Name

CURLOPT_TCP_KEEPINTVL - alive interval

Synopsis

#include <curl/curl.h>

CURLcode  curl_easy_setopt(CURL  *handle,  CURLOPT_TCP_KEEPINTVL,  long
interval);

Description

CURLOPT_TCP_KEEPINTVL(3)   curl_easy_setopt options   CURLOPT_TCP_KEEPINTVL(3)



NAME
       CURLOPT_TCP_KEEPINTVL - set TCP keep-alive interval

SYNOPSIS
       #include <curl/curl.h>

       CURLcode  curl_easy_setopt(CURL  *handle,  CURLOPT_TCP_KEEPINTVL,  long
       interval);

DESCRIPTION
       Pass a long. Sets the interval, in seconds, that the  operating  system
       will  wait  between sending keepalive probes. Not all operating systems
       support this option. (Added in 7.25.0)

DEFAULT
       60

PROTOCOLS
       All

EXAMPLE
       CURL *curl = curl_easy_init();
       if(curl) {
         curl_easy_setopt(curl, CURLOPT_URL, "http://example.com");

         /* enable TCP keep-alive for this transfer */
         curl_easy_setopt(curl, CURLOPT_TCP_KEEPALIVE, 1L);

         /* set keep-alive idle time to 120 seconds */
         curl_easy_setopt(curl, CURLOPT_TCP_KEEPIDLE, 120L);

         /* interval time between keep-alive probes: 60 seconds */
         curl_easy_setopt(curl, CURLOPT_TCP_KEEPINTVL, 60L);

         curl_easy_perform(curl);
       }

AVAILABILITY
       Always

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


ATTRIBUTES
       See attributes(7) for descriptions of the following attributes:


       +---------------+------------------+
       |ATTRIBUTE TYPE | ATTRIBUTE VALUE  |
       +---------------+------------------+
       |Availability   | web/curl         |
       +---------------+------------------+
       |Stability      | Uncommitted      |
       +---------------+------------------+
SEE ALSO
       CURLOPT_TCP_KEEPALIVE(3), CURLOPT_TCP_KEEPIDLE(3),



NOTES
       This     software     was    built    from    source    available    at
       https://github.com/oracle/solaris-userland.   The  original   community
       source    was    downloaded    from    https://github.com/curl/curl/ar-
       chive/curl-7_64_0.zip

       Further information about this software can be found on the open source
       community website at http://curl.haxx.se/.



libcurl 7.37.0                    19 Jun 2014         CURLOPT_TCP_KEEPINTVL(3)