Ahh, you want a release build to be i386 AND ppc and your debug build to be just ppc? Use different binary trees then. Simple as that. If you're not satisfied with that, put a feature request for CMAKE_OSX_ARCHITECTURES_<CONFIG> in the bug tracker...
Michael On 2. May, 2010, at 23:39 , Tron Thomas wrote: > Hello Werner, > It is not just a simple matter of setting the architectures to either i386 or > ppc. For debug, the project should create an architecture specific build. > For release, the project should build an universal binary. > The help documentation for CMake mentions a property call > OSX_ARCHITECTURES_DEBUG which sounds like it should do the trick for setting > the architectures needed for a debug build. I have tried using this property > and it doesn't work for me. I wonder if there might be some bugs in CMake > around setting the proper architectures for different build types on Mac OS X. > > I could trying using the -m32 compiler option and see how that works. I > would just expect there should be a more direct way to solve this problem. > I'm also concerned that applying the option might cause an error. I believe > that CMake is going to configure the project to use the -arch x86_64 flag, > and I'm not sure how well things will work if the -arch x86_64 is used with > the -m32 flag. > >> Hi Thomas, >> >> On 5/2/10 5:41 PM, Tron Thomas wrote: >> >>> Before when I was using an earlier version of CMake, it would configure >>> the project to build a 32-bit version of all the project target's >>> regardless of which version of Mac OS X I was using. It would also >>> build just the platform specific version of the targets for a debug build. >>> >>> Now that I have upgraded to CMake version 2.8.1, CMake wants to >>> configure the project's targets to build for 64-bit on Mac OS X 10.6. >>> >>> The only way I've found so far to make Mac OS X 10.6 build 32-bit, is to >>> modify the CMAKE_OSX_ARCHITECTURES to include i386. However, if I set >>> CMAKE_OSX_ARCHITECTURES to only i386, then it will build create an Intel >>> version of all targets when I build on a PowerPC system. That means I >>> won't be able to run and test the targets on that platform. >>> >>> I'm trying to get things back to where they were before I upgraded to >>> CMake 2.8.1. I want it to configure Xcode to build 32-bit targets, with >>> architecture specific version for debug builds. >>> >>> How can someone accomplish this? >>> >> why not set this option when you call cmake? so: >> >> cmake -DCMAKE_OSX_ARCHITECTURES=386 path-to-source >> >> on your 10.6 system and >> >> cmake -DCMAKE_OSX_ARCHITECTURES=ppc path-to-source >> >> on your old system (that is, if you use the command line cmake). >> >> Alternatively you could add the -m32 option to gcc like this >> >> export CC="gcc -m32" >> cmake path-to-source >> >> on your 10.6 system where a 32 bit application should then be build >> (according e.g. >> http://www.cyberciti.biz/tips/compile-32bit-application-using-gcc-64-bit-linux.html >> , which should also be true for Mac OS X 10.6). >> >> Regards, >> Werner >> >> > _______________________________________________ > Powered by www.kitware.com > > Visit other Kitware open-source projects at > http://www.kitware.com/opensource/opensource.html > > Please keep messages on-topic and check the CMake FAQ at: > http://www.cmake.org/Wiki/CMake_FAQ > > Follow this link to subscribe/unsubscribe: > http://www.cmake.org/mailman/listinfo/cmake _______________________________________________ Powered by www.kitware.com Visit other Kitware open-source projects at http://www.kitware.com/opensource/opensource.html Please keep messages on-topic and check the CMake FAQ at: http://www.cmake.org/Wiki/CMake_FAQ Follow this link to subscribe/unsubscribe: http://www.cmake.org/mailman/listinfo/cmake
