review (XS) for 6765546: Wrong sscanf used to parse CompilerOracle command >= 32 characters could lead to crash

[Tom Rodriguez]

http://cr.openjdk.java.net/~never/6765546

6765546: Wrong sscanf used to parse CompilerOracle command >= 32 characters could lead to crash
Reviewed-by:

The buffer for a sscanf isn't long enough to include the null
termination and we're missing a check for unknown commands.  Tested
with various command lines.