crosstool and uClibc

[Bill Gatliff]

Guys:

Dan Kegel wrote:

> Yann E. MORIN wrote:
>
>> Once upon a time (on Monday 04 July 2005 14:53), Dan Kegel wrote :
>>  > Yann E. MORIN wrote:
>>  > > checking for library containing strerror... configure: error: 
>> Link tests
>>  > > are not allowed after GCC_NO_EXECUTABLES.
>>  > > make: *** [configure-target-libiberty] Error 1
>>  > In this case, I looked a bit, and the magic value might be
>>  >   ac_cv_search_strerror="none required"
>>  >   export ac_cv_search_strerror
>>
>> Well, indeed that solved the problem somewhat, but the next test 
>> fails, and
>> the next, and so on for every function that libiberty requires. So I 
>> have to
>> tell libiberty that all functions it requires really do exist. I 
>> either do
>> that by defining every ac_cv_search_* and ac_cv_func_* before calling
>> configure, which is a rather painfull method and in my opinion not the
>> right way to do it
>
>
> Nope, it's the right way to do it.  A little work with grep
> and the configure.ac file should produce a full list without
> much effort.  Alternately, you could run configure natively
> and grab all the values that libiberty sets, and use them.


Depending on the setup of the script, you can "answer" some of the tests 
on the command line:

$ ac_cv_this_test_is_broken=y ac_cv_test_if_this_is_sane=n ./configure ...


b.g.



> - Dan
>
>
>


-- 
Bill Gatliff
bgat@billgatliff.com

Q:      How many surrealists does it take to change a light bulb?
A:      Two, one to hold the giraffe, and the other to fill the bathtub
        with brightly colored machine tools.
        [Surrealist jokes just aren't my cup of fur.  Ed.]


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