thanks it works. <br><br><div><span class="gmail_quote">On 7/13/07, <b class="gmail_sendername"><a href="mailto:frederic.bron@alcan.com">frederic.bron@alcan.com</a></b> <<a href="mailto:frederic.bron@alcan.com">frederic.bron@alcan.com </a>> wrote:</span><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;"><br><br>add "inline" line 33 of boost/filesystem/convenience.hpp: <br><br># define BOOST_FS_FUNC_STRING inline std::string<br><br>F. Bron<br>___________________________________<br>Fr�d�ric Bron (<a href="mailto:frederic.bron@alcan.com">frederic.bron@alcan.com</a>)<br>Unit� ALT, Alcan CRV, BP 27, 38341 Voreppe <br>t�l�phone : +33 4 76 57 81 72<br>t�l�copie : +33 4 76 57 80 99<br><br><br><br><br> "chun ping wang"<br> <<a href="mailto:cablepuff@gmail.com">cablepuff@gmail.com</a> > Pour : <a href="mailto:boost-users@lists.boost.org">boost-users@lists.boost.org</a><br> Envoy� par : cc : (ccc : Frederic Bron/Alcan)<br> boost-users-bounces@list Objet : [Boost-users] [boost:filesystem] - linker errors.<br> <a href="http://s.boost.org">s.boost.org</a><br><br><br> 13/07/2007 20:19<br> Veuillez r�pondre � <br> boost-users<br><br><br><br><br><br>k i have program a.h that uses boost filesystem.<br><br>b.h includes a.h and also uses boost::filesystem.. when i build i get this error.<br><br><br>C:/Boost/include/boost_1_34/boost/filesystem/convenience.hpp:70: multiple defini <br>tion of `boost::filesystem::basename(boost::filesystem::basic_path<std::string,<br>boost::filesystem::path_traits> const&)'<br>./teng/lib/libmy.a(my.o):C:/Boost/include/boost_1_34/boost/filesys<br>tem/convenience.hpp:70: first defined here <br>./teng/lib/libmy.a(my2.o): In function `ZN5boost10filesystem9exten<br>sionERKNS0_10basic_pathISsNS0_11path_traitsEEE':<br>C:/Boost/include/boost_1_34/boost/filesystem/convenience.hpp:58: multiple defini<br>tion of `boost::filesystem::extension(boost::filesystem::basic_path<std::string, <br> boost::filesystem::path_traits> const&)'<br>./teng/lib/libmy.a(my.o):C:/Boost/include/boost_1_34/boost/filesys<br>tem/convenience.hpp:58: first defined here_______________________________________________<br> Boost-users mailing list<br><a href="mailto:Boost-users@lists.boost.org">Boost-users@lists.boost.org</a><br><a href="http://lists.boost.org/mailman/listinfo.cgi/boost-users">http://lists.boost.org/mailman/listinfo.cgi/boost-users </a><br><br><br>Avis :<br>Ce message et toute pi�ce jointe sont la propri�t� d'Alcan et sont destin�s seulement aux personnes ou � l'entit� � qui le message est adress�. Si vous avez re�u ce message par erreur, veuillez le <br>d�truire et en aviser l'exp�diteur par courriel. Si vous n'�tes pas le destinataire du message, vous n'�tes pas autoris� � utiliser, � copier ou � divulguer le contenu du message ou ses pi�ces jointes<br>en tout ou en partie. <br><br>Notice:<br>This message and any attachments are the property of Alcan and are intended solely for the named recipients or entity to whom this message is addressed. If you have received this message in error<br>please inform the sender via e-mail and destroy the message. If you are not the intended recipient you are not allowed to use, copy or disclose the contents or attachments in whole or in part. <br><br>_______________________________________________<br>Boost-users mailing list<br><a href="mailto:Boost-users@lists.boost.org">Boost-users@lists.boost.org</a><br><a href="http://lists.boost.org/mailman/listinfo.cgi/boost-users"> http://lists.boost.org/mailman/listinfo.cgi/boost-users</a><br></blockquote></div><br>