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<p class="level0">When you fetch a message using this function, it is removed from the internal queue so calling this function again will not return the same message again. It will instead return new messages at each new invoke until the queue is emptied.
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<p class="level0"><span Class="bold">WARNING:</span> The data the returned pointer points to will not survive calling <a class="emphasis" href="./curl_multi_cleanup.html">curl_multi_cleanup(3)</a>, <a class="emphasis" href="./curl_multi_remove_handle.html">curl_multi_remove_handle(3)</a> or <a class="emphasis" href="./curl_easy_cleanup.html">curl_easy_cleanup(3)</a>.
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<p class="level0">The 'CURLMsg' struct is very simple and only contains very basic information. If more involved information is wanted, the particular "easy handle" in present in that struct and can thus be used in subsequent regular <a class="emphasis" href="./curl_easy_getinfo.html">curl_easy_getinfo(3)</a> calls (or similar):
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<p class="level0">When <span Class="bold">msg</span> is <span Class="emphasis">CURLMSG_DONE</span>, the message identifies a transfer that is done, and then <span Class="bold">result</span> contains the return code for the easy handle that just completed.
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<p class="level0">At this point, there are no other <span Class="bold">msg</span> types defined. <a name="RETURN"></a><h2 class="nroffsh">RETURN VALUE</h2>
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<p class="level0">A pointer to a filled-in struct, or NULL if it failed or ran out of structs. It also writes the number of messages left in the queue (after this read) in the integer the second argument points to. <a name="SEE"></a><h2 class="nroffsh">SEE ALSO</h2>