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<title>Embracing the C++ STL</title>
<meta name=Description content="4/2/2002: Thread Safety">
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<td width=189 height=36><font face=Tahoma color="#CCFFFF" size=5>Thread
Safety</font><br>
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<td width=18 height=26><font face="Monotype Sorts" color="#0066FF" size=2>n</font></td>
<td width=338 height=26 colspan=5><font face=Tahoma size=4>Official answer:
STL has no thread</font><br>
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<td width=291 height=26 colspan=3><font face=Tahoma size=4>safety
obligations whatsoever</font><br>
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<td width=18 height=26><font face="Monotype Sorts" color="#0066FF" size=2>n</font></td>
<td width=384 height=26 colspan=8><font face=Tahoma size=4>One (bad)
answer: have STL handle all</font><br>
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<td width=219 height=25 colspan=2><font face=Tahoma size=4>synchronization
issues</font><br>
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<td width=18 height=26><font face="Monotype Sorts" color="#0066FF" size=2>n</font></td>
<td width=375 height=26 colspan=7><font face=Tahoma size=4>Typical answer:
make STL thread safe</font><br>
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<td width=395 height=25 colspan=9><font face=Tahoma size=4>internally, but
require users to insure no</font><br>
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<td width=332 height=25 colspan=4><font face=Tahoma size=4>thread accesses
a container when</font><br>
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<td width=372 height=25 colspan=6><font face=Tahoma size=4>another thread
modifies the container</font><br>
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