Re: [Boost-build] #7706 : cross compiling of threads library - JamFile.v2

Subject: Re: [Boost-build] #7706 : cross compiling of threads library - JamFile.v2
From: Vicente J. Botet Escriba (vicente.botet_at_[hidden])
Date: 2012-12-09 10:59:28

Le 09/12/12 16:00, Steven Watanabe a écrit :
> AMDG
>
> On 12/09/2012 04:03 AM, Vicente J. Botet Escriba wrote:
>> Hi,
>>
>> in https://svn.boost.org/trac/boost/ticket/7706 it has been suggested to
>> make this change
>>
>> @@ -105,7 +107,7 @@
>>   local rule default_threadapi ( )
>>   {
>>       local api = pthread ;
>> -    if [ os.name ] = "NT" { api = win32 ; }
>> +    if <target-os>windows in $(properties) { api = win32 ; }
>>       return $(api) ;
>>   }
>>
>>
>> and it doesn't work on MinGW as the test is always false. Is target-os
>> defined by default? Even giving it on the command line doesn't works?
>>
>> What am I doing wrong? Is there a way to solve this issue?
>>
> What is properties?  Where is it defined?
> If it's undefined, then it's treated as
> an empty list, so the test is, of course, false.
>
You are right. the variable properties is not seen in this function. Do 
you know how cross compile?

Best,
Vicente