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Subject: Re: [Boost-build] multiple variant builds
From: Juraj Ivanèiæ (juraj.ivancic_at_[hidden])
Date: 2014-11-13 10:50:04

On 13.11.2014. 14:15, Jess Peterson wrote:
> For simplicity let us say that I want to build two concrete targets, one
> for linux, and one cross-compiled for windows. To that end, I have two
> gcc inits, one using the default compiler and one using gcc-mingw32. If
> I run b2 twice, both work:
> b2 toolset=gcc
> b2 toolset=gcc-mingw32 target-os=windows
> How do I run them together?
> If I use:
> b2 toolset=gcc toolset=gcc-mingw32 target-os=windows
> it builds the two desired targets but also tries for gcc with windows
> flags and gcc-mingw32 with linux flags.
> I do not see a way to specify that a given gcc toolset should only be
> used for a particular target-os (e.g putting <target-os>windows in the
> options.
> I tried what was in Vladimir's Boost.Build System paper:
> b2 toolset=gcc -- toolset=gcc-mingw32 target-os=windows
> but that only builds whatever comes before the dashdash.

Try this (untested):

b2 toolset=gcc toolset=gcc-mingw32/target-os=windows

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