Can you put more details on the solution?
Many thanks,
Kevin
On Thursday, January 21, 2016 at 9:08:40 AM UTC-7, Ray Madigan wrote:
>
>
>
> On Wednesday, January 20, 2016 at 10:41:38 AM UTC-8, Ray Madigan wrote:
>>
>> I have been struggling with this issue for longer then I care to admit.
>> I followed the directions to install the toolchain from the page:
>>
>>
>>
>> https://eewiki.net/display/linuxonarm/BeagleBone+Black#BeagleBoneBlack-ARMCrossCompiler:GCC
>>
>>
>> with the toolchain:
>>
>>
>> gcc-linaro-5.2-2015.11-x86_64_arm-linux-gnueabihf.tar.xz
>>
>>
>> When I attempt to build an application I am getting the following error
>> message:
>>
>>
>> /usr/local/arm/arm-linux-gnueabihf/include/c++/5.2.1/arm-linux-gnueabihf/bits/os_defines.h:39:22:
>>
>> fatal error: features.h: No such file or directory compilation
>> terminated.
>>
>>
>> I looked at the include search and saw several entries like:
>>
>>
>> ignoring nonexistent directory "
>> */usr/local/arm/bin/../arm-linux-gnueabihf/libc/usr/local/include/arm-linux-gnueabihf*
>> "
>>
>>
>> I tried to follow this path and it breaks because the path:
>>
>>
>> */usr/local/arm/../arm-linux-gnueabihf/libc* only has the directory
>> *arm-linux-gnueabihf
>> *and no directory *usr*. the directory *arm-linux-gnueabihf *does have
>> the directory *usr.*
>>
>>
>> if the nonexistent directory were:
>>
>>
>>
>> *"/usr/local/arm/bin/../arm-linux-gnueabihf/libc/arm-linux-gnueabihf/usr/local/include/arm-linux-gnueabihf"*
>>
>> instead of
>>
>>
>> *"/usr/local/arm/bin/../arm-linux-gnueabihf/libc/usr/local/include/arm-linux-gnueabihf"*
>>
>>
>> then it would find the features.h include. This error is replicated in
>> several other nonexistent directory error messages.
>>
>>
>> What could I be doing to cause this?
>>
>>
>> Thanks for your help.
>>
>
> Solved:
>
> The problem is with the toolchain sysroot. The sysroot pointed to the
> wrong place so the includes couldn't be found. It was also a problem for
> the linker. To solve the problem I moved the directories from the sysroot
> to the place where the sysroot pointed and everything works correctly now.
> Not the best answer and will have to solve it better at another time.
>
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