Re: [Boost-build] user-config.jam permanent location

Subject: Re: [Boost-build] user-config.jam permanent location
From: Edward Diener (eldiener_at_[hidden])
Date: 2010-08-14 09:40:24

On 8/14/2010 1:43 AM, Vladimir Prus wrote:
> On Saturday 14 August 2010 06:01:58 Edward Diener wrote:
>
>> On 8/13/2010 2:39 AM, Vladimir Prus wrote:
>>> On Friday 13 August 2010 07:16:21 Edward Diener wrote:
>>>
>>>> When I open any user-config.jam I see:
>>>>
>>>> "#   This file is used to configure your Boost.Build installation. You
>>>> can modify
>>>> # this file in place, or you can place it in a permanent location so that it
>>>> # does not get overwritten should you get a new version of Boost.Build. See:
>>>> #
>>>> #
>>>> http://boost.org/boost-build2/doc/html/bbv2/reference.html#bbv2.reference.init
>>>> #
>>>> # for documentation about possible permanent locations."
>>>>
>>>> When one goes to
>>>> http://boost.org/boost-build2/doc/html/bbv2/reference.html#bbv2.reference.init
>>>> there is no information there about a permanent location for
>>>> user-config.jam.
>>>
>>> I have updated the URL to:
>>>
>>> 	http://www.boost.org/boost-build2/doc/html/bbv2/overview/configuration.html
>>>
>>> where a table of locations of config files is present.
>>
>> Does not the search order for user-config.jam start with the boost build
>> directory ?
>
> No. It starts with $HOME, because if it started with something else, user-config.jam
> placed in $HOME would be ignored.
>
>> In the page above the search order for user-config.jam does
>> not include that at all.
>
> That is the $BOOST_BUILD_PATH in the table.

So one of the environment variables must be set in order for 
user-config.jam to be found and the user to be able to use the Boost 
Build system ?

I would imagine for a user downloading Boost and hoping to build some 
part of Boost, having to set an environment variable in order to do so 
might be an excessive requirement.