Re: (ITS#4415) cross-compiling impossible (ucgendat is executed, but is cross compiled) - reopening issue 4363

[hyc@symas.com]

Tomasz Chmielewski wrote:
> Howard Chu wrote:
>> mangoo@wpkg.org wrote:
>>> Full_Name: Tomasz Chmielewski
>>> Version: 2.3.20
>>> OS: Linux
>>> URL: Submission from: (NULL) (217.140.77.210)
>>>
>>>
>>> According to "OpenLDAP 2.3.20 Release":
>>> Build Environment
>>>         Fixed liblunicode cross compiling problem (ITS#4363)
>>>
>>> However, the problem persists when trying to cross-compile 2.3.20:
>>>
>>>   
>> It works for me:
>
> Well, for me it doesn't.
>
> I was using:
>
> ./configure --target=mipsel-linux --host=mipsel-linux 
> --build=i386-pc-linux-gnu
>
> to build for a mipsel/uclibc target, with mipsel/uclibc aware toolchain.
>
>
> # file libraries/liblunicode/ucgendat
> libraries/liblunicode/ucgendat: ELF 32-bit LSB executable, MIPS, 
> version 1 (SYSV), dynamically linked (uses shared libs), stripped
>
> It's a mipsel binary here (as the toolchain can only build mipsel 
> binaries), and it is tried to be executed on a x86 machine during the 
> build process, which of course fails.
>
>
> I don't know, perhaps it's a wontfix, perhaps there is some 
> workaround, and if not, maybe it should give a better warning.
>
>
> Anyway, this type of error (trying to execute a binary for a different 
> target) is quite common when cross-compiling.

It seems something is wrong with the timestamps on your files, since the 
default Makefile rules now don't even compile ucgendat, regardless of 
native or cross compiling. Since up to date ucdata.c/ucdata.h files are 
already provided in the source tree, you never need to run ucgendat.

-- 
  -- Howard Chu
  Chief Architect, Symas Corp.  http://www.symas.com
  Director, Highland Sun        http://highlandsun.com/hyc
  OpenLDAP Core Team            http://www.openldap.org/project/