Hi Thomas,

[EMAIL PROTECTED] wrote:
> Hi,
> 
> I found a bug in OSGWebInterface (at least with VC8).
> [BTW Is it intended, that it's *not* inside the OSG namespace?]
> 

I'd say this is a bug.

> The bug:
> 
> When I open the WebInterface in a browser, I get a crash at line 296 in 
> OSGWebInterface.cpp:
> 
> void WebInterface::decodeUrl(const std::string &url,
>                              std::string &path,
>                              ParameterT &param)
> {
>     std::string::const_iterator sI=url.begin();
> [...]
>     if(*sI == '?') // "*sI" crashes
>     {
> [...]
> 
> The debug message from the ms-string implementation is:
> "Expression: string iterator not dereferencable"

> I could replace it with something else and fix it but don't realy understand 
> the root if the problem!? What's wrong with *sI in that place?

*iter is not allowed for any iterator if iter == c.end() where c is the
container iter points into. Without looking into the code I believe
there should be a

if(sI == url.end())
{
        FWARNING(("WebInterface::decodeUrl: URL string is empty.\n"));
        // do something appropriate ;)
        return;
}

block.

        Hope it helps,
                Carsten

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