Quoting "Green, Jason M NSWCDL, W33" :

I go to boost\boost_1_38 and type: bcp boost\regex.hpp \temp (temp is the output dir for me), and I get the usage error? What am I doing wrong?

Jason

I'd wager that you need to escape your '\' - bcp boost\\regex.hpp \\temp or bcp boost/regex.hpp /temp