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<p class="level0">CURLMcode type, general libcurl multi interface error code.
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<p class="level0">If you receive <span Class="emphasis">CURLM_CALL_MULTI_PERFORM</span>, this basically means that you should call <span Class="emphasis">curl_multi_perform</span> again, before you select() on more actions. You don't have to do it immediately, but the return code means that libcurl may have more data available to return or that there may be more data to send off before it is "satisfied".
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<p class="level0">NOTE that this only returns errors etc regarding the whole multi stack. There might still have occurred problems on individual transfers even when this function returns OK. <a name="TYPICAL"></a><h2 class="nroffsh">TYPICAL USAGE</h2>
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<p class="level0">Most application will use <a class="emphasis" href="./curl_multi_fdset.html">curl_multi_fdset(3)</a> to get the multi_handle's file descriptors, then it'll wait for action on them using select() and as soon as one or more of them are ready, <a class="emphasis" href="./curl_multi_perform.html">curl_multi_perform(3)</a> gets called. <a name="SEE"></a><h2 class="nroffsh">SEE ALSO</h2>
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<p class="level0">Most applications will use <a class="emphasis" href="./curl_multi_fdset.html">curl_multi_fdset(3)</a> to get the multi_handle's file descriptors, then it'll wait for action on them using <span Class="bold">select(3)</span> and as soon as one or more of them are ready, <a class="emphasis" href="./curl_multi_perform.html">curl_multi_perform(3)</a> gets called. <a name="SEE"></a><h2 class="nroffsh">SEE ALSO</h2>
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<p class="level0"><a class="manpage" href="./curl_multi_cleanup.html">curl_multi_cleanup (3)</a> <a class="manpage" href="./curl_multi_init.html"> curl_multi_init (3)</a> <span Class="manpage"> </span> <a class="manpage" href="./curl_multi_fdset.html">curl_multi_fdset (3)</a> <a class="manpage" href="./curl_multi_info_read.html"> curl_multi_info_read (3)</a> <p class="roffit">
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