[CMake] compiling cmake on aix 5.1 and 5.3

[Bill Hoffman]

Joachim Geiger wrote:
> Hello,
> I succeeded with compiling cmake-2.4.8 on aix-5.1 and 5.3. However, 
> there are some changes I had to make to be successful. I used the 
> bootstrap-script since no previous cmake was available. The changes I 
> performed concern the following error messages that I got:
> "/afs/ipp/home/g/geiger/cmake-2.4.8/Utilities/cmcurl/strerror.c", line 
> 45.1: 1506-343 (S) Redeclaration of curl_easy_strerror differs from 
> previous declaration on line 1318 of 
> "/afs/ipp/home/g/geiger/cmake-2.4.8/Utilities/cmcurl/curl/curl.h".
> "/afs/ipp/home/g/geiger/cmake-2.4.8/Utilities/cmcurl/strerror.c", line 
> 45.1: 1506-050 (I) Return type "char*" in redeclaration is not 
> compatible with the previous return type "const char*".
> "/afs/ipp/home/g/geiger/cmake-2.4.8/Utilities/cmcurl/strerror.c", line 
> 254.1: 1506-343 (S) Redeclaration of curl_multi_strerror differs from 
> previous declaration on line 215 of 
> "/afs/ipp/home/g/geiger/cmake-2.4.8/Utilities/cmcurl/curl/multi.h".
> "/afs/ipp/home/g/geiger/cmake-2.4.8/Utilities/cmcurl/strerror.c", line 
> 254.1: 1506-050 (I) Return type "char*" in redeclaration is not 
> compatible with the previous return type "const char*".
> "/afs/ipp/home/g/geiger/cmake-2.4.8/Utilities/cmcurl/strerror.c", line 
> 283.1: 1506-343 (S) Redeclaration of curl_share_strerror differs from 
> previous declaration on line 1329 of 
> "/afs/ipp/home/g/geiger/cmake-2.4.8/Utilities/cmcurl/curl/curl.h".
> "/afs/ipp/home/g/geiger/cmake-2.4.8/Utilities/cmcurl/strerror.c", line 
> 283.1: 1506-050 (I) Return type "char*" in redeclaration is not 
> compatible with the previous return type "const char*".
> gmake[2]: *** [Utilities/cmcurl/CMakeFiles/cmcurl.dir/strerror.o] Error 1
> gmake[1]: *** [Utilities/cmcurl/CMakeFiles/cmcurl.dir/all] Error 2
> gmake: *** [all] Error 2
> 
> To get rid of the error messages I removed the const in front of the 
> declarations in strerror.c and in the corresponding declarations in the 
> header files multi.h and curl.h. After that compilation was successful.
> 
> There were, however, two more warnings, but they did not prevent the 
> compilation:
> "/afs/ipp/home/g/geiger/cmake-2.4.8/Utilities/cmcurl/version.c", line 
> 222.3: 1506-196 (W) Initialization between types "const unsigned char**" 
> and "unsigned char**" is not allowed.
> "/afs/ipp/home/g/geiger/cmake-2.4.8/Utilities/cmtar/libtar.c", line 
> 109.15: 1506-068 (W) Operation between types "unsigned char**" and 
> "unsigned char*" is not allowed.
> 
> Finally, I ran the test. Three of the 68 tests failed, namely:
>  38/ 68 Testing complex                       ***Failed
>  39/ 68 Testing complexOneConfig              ***Failed
>  63/ 68 Testing kwsys                         ***Failed
> 
> The behaviour was the same for aix-5.1 and for aix-5.3.
> I hope this helps to improve cmake.
> Best regards,
> Joachim
> 
Strange we have dashboards that build on aix 5.3.   Here is the build 
script used:
http://public.kitware.com/CDash/viewNotes.php?buildid=35698

You can also see that it is green and has no test failures.  We also 
provide a CMake binary for aix found here:

http://www.cmake.org/HTML/Download.html

-Bill