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Re: Getting CURLOPT_HTTPHEADER back to normal?

From: Daniel Stenberg <>
Date: Wed, 23 Jun 2004 22:33:26 +0200 (CEST)

On Wed, 23 Jun 2004, Casey ODonnell wrote:

> However, when I perform another call that doesn't need to send any data, how
> do I tell the library to ignore the read function now?

If it doesn't send any data, it won't use the read function.

> curl_easy_setopt(m_pCURL, CURLOPT_READFUNCTION, NULL);
> curl_easy_setopt(m_pCURL, CURLOPT_READDATA, NULL);
> But that causes a crash in NTDLL.DLL inside of fread, so I suspect that I'm
> doing something bad.

"inside of fread" ? That would indicate that it tried to read something and
when using the default internal read function it reads from the FILE *
you set with CURLOPT_READDATA. In this case a NULL, which I figure fread
doesn't like.

      Daniel Stenberg -- --
       Dedicated custom curl help for hire:
Received on 2004-06-23