Re: How the attributes of "userdata" are altered withevery handler function call?

Without seeing your code I'd suggest you have a wild pointer somewhere in your program - you are writing to memory you don't own and causing undefined behaviour.

> -----Original Message-----
> From: [email protected] 
> [mailto:[email protected]] On Behalf Of 
> [email protected]
> Sent: Wednesday, July 06, 2005 2:32 PM
> To: [email protected]
> Subject: [Expat-discuss] How the attributes of "userdata" are 
> altered withevery handler function call?
> 
> Hello,
> 
> I have built a C Struc to keep track of the elements and 
> attributes that the handler functions read. I make the 
> explicit cast from "void* data* to my C Struc. In the first 
> pass, the attributes are stored correctly in the C Struct. 
> However, every time the handlers are called, the C Struct 
> attributes (that were initially stored correctly) change. 
> 
> In other words, every time the handlers are called they 
> override part of the information that has been stored (but 
> not through the program logic). Is like the "void* user data" 
> argument is corrupted with each handler function call.
> 
> I have been trapped with this problem for a week. Does 
> anybody have an idea of why this is happening?
> 
> Thank you in advance for your help!
> -Rodrigo
> 
> 
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