On 4/21/2015 9:38 AM, Corinna Vinschen wrote:
> Hi Marco,
>
> On Apr 21 07:31, Marco Atzeri wrote:
>> Hi Corinna,
>> building open-mpi on
>>
>>   $ uname -svrm
>> CYGWIN_NT-6.1 2.0.0(0.287/5/3) 2015-04-17 12:08 x86_64
>>
>> I see a conflict from 2 header of
>>
>> $ cygcheck -f /usr/include/libgen.h /usr/include/string.h
>> cygwin-devel-2.0.0-0.7
>> cygwin-devel-2.0.0-0.7
>>
>>
>> configure:59845: gcc -std=gnu99 -c -DNDEBUG -ggdb -O2 -pipe
>> -Wimplicit-function-declaration -fdebug-prefix-map=/pub/devel/openmpi/openmpi-1.8.5pre2-1.x86_64/build=/usr/src/debug/openmpi-1.8.5pre2-1 -fdebug-prefix-map=/pub/devel/openmpi/openmpi-1.8.5pre2-1.x86_64/src/openmpi-1.8.5pre2=/usr/src/debug/openmpi-1.8.5pre2-1
>> -finline-functions -fno-strict-aliasing -fexceptions  conftest.c >&5
>> In file included from conftest.c:429:0:
>> /usr/include/libgen.h:18:14: error: conflicting types for 'basename'
>>   extern char *basename (char *path);
>>                ^
>> In file included from /usr/include/stdio.h:29:0,
>>                   from conftest.c:396:
>> /usr/include/string.h:172:7: note: previous declaration of 'basename' was
>> here
>>   char *_EXFUN(basename,(const char *))
>>         ^
>
> That's Yaakov's patch to introduce GNU basename with the different
> behaviour depending whether you include via libgen.h or via #define
> _GNU_SOURCE, string,h.
>
> Which one is it here?  The conflict shouldn't occur, one of them should
> have been filtered out based on the order.
>
>
> Corinna
>


libgen.h check

AC_CHECK_HEADERS([alloca.h aio.h arpa/inet.h dirent.h \
     dlfcn.h execinfo.h err.h fcntl.h grp.h inttypes.h libgen.h
    ....

attached extract from the config.log

Regards
Marco