On May 25, 2014 4:54 PM, "Ueli Niederer" <[email protected]> wrote: > > Hi Markus > > I'm not sure what you are trying to achieve. From a distance I would say you don't Need a lwIP on a Win32 platform as Win32 delivers an IP-Stack with more or less Berkeley Sockets (WinSock2). > > If your simulation project has to share some of the PowerPC code I would recommend to you to build an abstraction layer to program with. Although Winsock supply a more or less Berkeley-like socket interface, there are still some calls you have to invoke that do not fit. > > Regards > Ueli > > > > Quoting [email protected]: > > > > I'm using lwip 1.4.1 in an embedded project (PowerPC) very successful. > > Now I'm trying to add lwip to the target simulation project (Win32 > Visual Studio 2013). The build fails with conflicts like: > > error C2011: 'in_addr' : 'struct' type redefinition > lwip\src\include\ipv4\lwip\inet.h > error C2011: 'sockaddr_in' : 'struct' type redefinition > lwip\src\include\lwip\sockets.h > : > : > > This types are already defined in winsock.h > > How can I fix this problem? Thanks for any hints! > > Regards > Markus
As implied, conditional pre-processor directives (i.e. #ifdef ) are common on multi-arch and multi-platform systems. These can get messy quickly. Grouping lines underneath a small number of conditionals often helps. --Gene
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