curl-library
Re: AW: Problem/Crash with libCurl Daily Snapshot and Option CURLSHOPT_SHARE and Parameter CURL_LOCK_DATA_CONNECT
Date: Wed, 29 Nov 2017 14:39:55 +0100
Patrick Dawson wrote:
>>> static void ShareLockFunc( CURL* pHandle, curl_lock_data Data, curl_lock_access Access, void* pUseptr )
>>> {
>>> ...
>>> }
>>>
>>> static void ShareUnlockFunc( CURL* pHandle, curl_lock_data Data, void* pUseptr )
>>> {
>>> ...
>>> }
>>
>> Vanem, Gisle wrote:
>> What are these used for?
>
> In my understanding they are used to lock the access to the shared handle.
Yes, I know. But you forgot to use those lock-options. I've made a
patch for you:)
@@ -73,6 +73,8 @@
CURLSH *pShare = curl_share_init();
curl_share_setopt( pShare, CURLSHOPT_SHARE, CURL_LOCK_DATA_CONNECT );
+ curl_share_setopt( pShare, CURLSHOPT_LOCKFUNC, ShareLockFunc);
+ curl_share_setopt( pShare, CURLSHOPT_UNLOCKFUNC, ShareUnlockFunc);
> Crash 2:
> hash.c: 114
> struct curl_llist *l = FETCH_LIST(h, key, key_len); // h is 0
Looks very much like this issue:
https://github.com/curl/curl/pull/712
Fixed last year though. Your subject says "libCurl Daily Snapshot".
So I assume you're using libcurl from a few days ago (?)
Is this a 64-bit version? I also tried your sample on 64-bit;
no problems there either.
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