I guess I should have been more clear. My Objective C++ file is named with an .mm extension. The "sourcecode.cpp.objcpp" specification is the XCode setting that tells the compiler how to treat the file.
jim On Tue, Feb 3, 2009 at 2:16 AM, Wayne Packard <[email protected]> wrote: > Hi, > > The build system uses the file extension of the source file to determine how > to treat the code in the file. .m files get treated as Objective-C (by > default). .mm files get treated as Objective-C++. Try renaming your source > code file from sourcecode.cpp.objcpp to sourcecode.mm and see if you get > better results. > > wp > > On Feb 2, 2009, at 5:08 PM, James Trankelson wrote: > >> Hi, >> >> For the majority of my OS X programming life, I've been using >> Objective C exclusively. However, I now have a reason to want to use >> some C++ standard template libraries, and have started looking into >> Objective C++. I've found the documentation on Objective C++ lacking, >> and was hoping if someone could just show me how I can accomplish the >> following: >> >>> From an Objective C class, allocate an object that can contain >> >> references to C++ standard template libraries. >> >> For example: >> >> #include "OCPP_Class.h" >> >> @implementation OC_Class >> >> -(void) foo { >> OCPP_Class *bar = [[OCPP_Class alloc] init]; >> } >> >> @end >> >> >> @implementation OCPP_Class >> >> -(id) init >> { >> std::list<int> temp; >> } >> >> @end >> >> When I try to compile this (with the latter compiled as >> sourcecode.cpp.objcpp), the compiler complains about the reference in >> the OC_Class where I allocate my object. Something about the first >> parameter being of the wrong pointer type. >> >> While this sounds like something I might suspect with C++ trying to >> send the this pointer, I have no idea how to get around this, or how >> to fix it. Can anyone point me in the right direction? >> >> Thanks. >> >> -jim >> _______________________________________________ >> >> Cocoa-dev mailing list ([email protected]) >> >> Please do not post admin requests or moderator comments to the list. >> Contact the moderators at cocoa-dev-admins(at)lists.apple.com >> >> Help/Unsubscribe/Update your Subscription: >> http://lists.apple.com/mailman/options/cocoa-dev/wpackard%40mac.com >> >> This email sent to [email protected] > > _______________________________________________ Cocoa-dev mailing list ([email protected]) Please do not post admin requests or moderator comments to the list. Contact the moderators at cocoa-dev-admins(at)lists.apple.com Help/Unsubscribe/Update your Subscription: http://lists.apple.com/mailman/options/cocoa-dev/archive%40mail-archive.com This email sent to [email protected]
