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<TITLE>Second Solution: Direct Sharing</TITLE>
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<P>Slide 34 of 77</P>
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<H2>Second Solution: Direct Sharing</H2>
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<LI><H2>Direct Sharing Results:
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<LI>Dynamic update trivial and instant
<LI>Unfortunate sharing of some global variables, (e.g., errorInfo)
<LI>Necessary locking resulted in severe lock contention
<LI>Extent of the modifications to the Tcl 7.4 source code made upgrades to Tcl 7.5, let alone 8.x, very difficult</UL></UL></P>
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