Re: [Boost-build] building program_options for iPhone

Subject: Re: [Boost-build] building program_options for iPhone
From: Gevorg Voskanyan (v_gevorg_at_[hidden])
Date: 2011-02-06 11:35:37

James Gregurich wrote:
>Hi.
>
>I'm attempting to build boost 1.45 for iOS. I have it configured with 
>link=static.  I'm running into a problem with parsers.cpp in program_options due 
>
>to the following line:
>
>#if defined(__APPLE__) && defined(__DYNAMIC__)
>#include <crt_externs.h>
>#define environ (*_NSGetEnviron()) 
>
>crt_externs.h does not exist in the iOS sdk. I THINK I can switch of the 
>__DYNAMIC__ macro by passing in -static.  Is there an entry I can put into 
>user-config.jam that instructs bjam to pass in an extra flag when compiling 
>parsers.cpp?  I've been going through the documentation, but I'm not exactly 
>sure what I'm looking for. I'd appreciate some guidance.
>
>thanks,
>James

You could try passing cflags=-static to bjam, or have <compileflags>-static in 
the requirements when configuring toolset in user-config.jam

In any case I'd suggest creating a ticket at svn.boost.org so that 
program_options can be patched to build under iOS out of the box.

HTH,
Gevorg