Re: Please, please fix the subdir-objects out-of-tree bug

[Alex Vong]

On 01/12/2015, Thomas Martitz <address@hidden> wrote:
> Am 01.12.2015 um 13:44 schrieb R. Diez:
>> Hi Automake devs:
>>
>> I need to build some files outside of the build repository, and I
>> cannot use option 'subdir-objects' because of an Automake bug, so I
>> constantly get many warnings like this with newer Automake versions:
>>
>>   warning: source file '$(BLAH_BLAH_DIR)/src/blah_blah.cpp' is in a
>> subdirectory,
>>
>> The (apparent) problem with 'subdir-objects' is that ./configure
>> creates a directory literally named $(whater_variable_you_used),
>> instead of substituting the variable with its value.
>>
>> None of the work-arounds is satisfactory. For instance, I am
>> developing, so I cannot disable dependency tracking.
>>
>> Here is an example project of mine with this problem:
>>
>>   https://github.com/rdiez/JtagDue
>>
>> I am compiling vendor-specific external sources like ARM's CMSIS and
>> Atmel Software Framework into an .a library and then linking it to
>> many projects, and I have different sandboxes that build out-of-tree
>> with different configurations. Other work-arounds like copying the
>> sources to each project's directory tree would drastically slow down
>> compilation times.
>>
>> This Automake issue has been known for years. Could someone please,
>> please fix this bug?
>
>
> IIRC the bug is fixed, but there has not been a new release since then.
> And developer resources are so scarce that nobody is up to making a
> release.
>
I think your memory is correct. The bug report is in
<https://debbugs.gnu.org/cgi/bugreport.cgi?bug=13928> and the patch
series is in 
<https://lists.gnu.org/archive/html/automake-patches/2015-01/msg00006.html>.
Hope this can help the OP.

> Best regards
>
>

Cheers,
Alex