[Buildroot] [autobuild.buildroot.net] Build results for 2017-01-24

[Samuel Martin]

On Mon, Feb 6, 2017 at 6:43 PM, Jörg Krause <joerg.krause at embedded.rocks> wrote:
>
>
> Am 6. Februar 2017 17:52:33 MEZ schrieb Samuel Martin <s.martin49 at gmail.com>:
>>Hi Jorg, all,
>>
>>On Mon, Feb 6, 2017 at 12:06 PM, Thomas Petazzoni
>><thomas.petazzoni at free-electrons.com> wrote:
>>> Hello,
>>>
>>> On Sun, 05 Feb 2017 23:17:17 +0100, Jörg Krause wrote:
>>>
>>>> > I meant to ask about Debian and the lib32z1 package specifically
>>>> > (not
>>>> > zlib1g:i386). This package installs 32bit libz.so.1 in /usr/lib32.
>>>>
>>>> I reported the issue on the CMake mailing list [1]. The issue is
>>that
>>>> the host rpath is used when cross-compiling a simple test program
>>>> generated by the check_symbol_exists() macro. I had no success in
>>>> disabling the rpath for any of the check_*_macros().
>>>>
>>>> As I am not a CMake expert, it's quite possible that I missed
>>>> something. Has anyone an idea how to fix this issue?
>>>>
>>>> [1] https://cmake.org/pipermail/cmake/2017-February/064970.html
>>>
>>> I've added Samuel in Cc. He is our CMake guy :)
>>
>>I had a look at mbedtls cmake code.
>>It's definitely not really the usual way to use cmake.
>>
>>They do not use cmake primitives to generate the config.h file [1] or
>>check for pthread [2]... :(
>>So, this forces us to either workaround this in buildroot's *.mk files
>>(like you did), or rework the mbedtls cmake code.
>>I submitted few patches to improve the situation (see PR [3]), and
>>hopefully get rid the hooks sooner or later.
>
> I see! Many thanks for the investigativ work!
>
> Maybe I am wrong, but this has no affect on the bctoolbox build issue, right?

Right, to improve the bctoolbox case, mbedtls should generate and
install its own mbedtls-config.cmake according to its configuration;
so that bctoolbox can leverage it in its own cmake code. This is the
next step on mbedtls code ;-)

>
>>[1] https://cmake.org/cmake/help/v3.7/command/configure_file.html
>>[2] https://cmake.org/cmake/help/v3.7/module/FindThreads.html
>>[3] https://github.com/ARMmbed/mbedtls/pull/791
>
>
> --
> Jörg


-- 
Samuel