On Wed, Sep 21, 2016 at 09:46:23PM +0000, Eric Wong wrote:

> -----------8<-----------
> Subject: [PATCH] http: check curl_multi_remove_handle error code
> This should help detect bugs in future changes.  While we're at
> it, fix a (probably innocuous) bug in our http_cleanup function
> for users of older curl.
> curl_multi_remove_handle was not idempotent until curl 7.33.0
> with commit 84f3b3dd448399f9548468676e1bd1475dba8de5
> ("curl_multi_remove_handle: allow multiple removes"),
> so we track the "curlm" membership of the curl easy handle
> ourselves with a new "in_multi" flag.

Does curl provide a meaningful error here? I'm just wondering if we
could simply let curl handle this, and just ignore the error that comes
from older versions. We're basically just replicating curl's own state
data here.


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