bug: vms_opendir - strcpy can not be used for overlaping moves.

[John E. Malmberg]

John E. Malmberg wrote:
> In the module VMS_SUPPORT/vms_opendir(), strcpy is being used to do an 
> overlapping copy.
> 
> Use of strcpy/strncpy for this can produce undefined results when the 
> destination and source ranges overlap.
> 
> memmove() needs to be used for these.

Just found the same bug in cvt_filespec/pw6_encode().  In this case it 
did not seem to cause a noticable buffer overrun.

-John
wb8tyw at qsl.net
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