[PATCH] ntdll: Check for debug output buffer overflow in __wine_dbg_output().

[Zebediah Figura]

On 5/13/19 5:42 AM, Alexandre Julliard wrote:
> Józef Kucia <jkucia at codeweavers.com> writes:
> 
>> This makes __wine_dbg_output() slightly more robust. The change prevents the
>> debug output buffer overflow when __wine_dbg_output() is called repeatedly
>> with small strings.
> 
> The goal is to only output complete lines, otherwise it makes a mess of
> the output. If some code overflows the line buffer that's a bug.
> 

While avoiding mixed output from multiple threads is certainly a 
desirable goal, I've been stymied multiple times by not being able to 
read very long strings in debug output [e.g.: GStreamer caps, parameters 
passed to MsiInstallProduct()]. How do you recommend we deal with those?