Query: curl_multi_timeout
OS: osx
Section: 3
Format: Original Unix Latex Style Formatted with HTML and a Horizontal Scroll Bar
curl_multi_timeout(3) libcurl Manual curl_multi_timeout(3)NAMEcurl_multi_timeout - how long to wait for action before proceedingSYNOPSIS#include <curl/curl.h> CURLMcode curl_multi_timeout(CURLM *multi_handle, long *timeout);DESCRIPTIONAn application using the libcurl multi interface should call curl_multi_timeout(3) to figure out how long it should wait for socket actions - at most - before proceeding. Proceeding means either doing the socket-style timeout action: call the curl_multi_socket_action(3) function with the sockfd argument set to CURL_SOCKET_TIMEOUT, or call curl_multi_perform(3) if you're using the simpler and older multi interface approach. The timeout value returned in the long timeout points to, is in number of milliseconds at this very moment. If 0, it means you should pro- ceed immediately without waiting for anything. If it returns -1, there's no timeout at all set. An application that uses the multi_socket API SHOULD NOT use this function, but SHOULD instead use curl_multi_setopt(3) and its CURL- MOPT_TIMERFUNCTION option for proper and desired behavior. Note: if libcurl returns a -1 timeout here, it just means that libcurl currently has no stored timeout value. You must not wait too long (more than a few seconds perhaps) before you call curl_multi_perform() again.RETURN VALUEThe standard CURLMcode for multi interface error codes.TYPICAL USAGECall curl_multi_timeout(3), then wait for action on the sockets. You figure out which sockets to wait for by calling curl_multi_fdset(3) or by a previous call to curl_multi_socket(3).AVAILABILITYThis function was added in libcurl 7.15.4.SEE ALSOcurl_multi_fdset(3), curl_multi_info_read(3), curl_multi_socket(3), curl_multi_setopt(3) libcurl 7.16.0 2 Jan 2006 curl_multi_timeout(3)
Related Man Pages |
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curl_multi_fdset(3) - debian |
curl_multi_socket(3) - debian |
curl_multi_perform(3) - centos |
curl_multi_socket(3) - centos |
curl_multi_fdset(3) - linux |
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