RFC: How to go from {C,H}LFS builds to BLFS builds

George Boudreau georgeb at linuxfromscratch.org
Fri Aug 25 11:21:57 PDT 2006

M.Canales.es wrote:
> This is a draft paper to start the discussion about how blfs-tool could be 
> integrated into jhalfs and what problems can be found.
> First, we need to define on what non-LFS packages blfs-tool depends on.  I can 
> think on the following ones:
>    - libxml >= 2.6.20 and libxslt >= 1.1.14 - Required to can parse the book
>   sources
>   - DocBook-XSL-1.69.1 - Required to can generate linear HTML books
>   - a web browser - Required to can read linear HTML books
>   - wget - Optional to download required packages and patches at build
>   run-time
>   - svn client - Optional to update book sources (at this moment is required
>   only when installing the blfs-tool files)
> Second, I see three different installation scenarios:
>   1. - Installing blfs-tool and its dependencies into $BUILD_DIR to can start
>   using it after booting the new LFS system
>   2.-  Installing blfs-tool and its dependencies into $BUILD_DIR to can use it
>   into the chroot
>   3.-   Installing blfs-tool into $BUILD_DIR, running the menuconfig from the
>   host and the build Makefile from inside chroot
> The most "by the book" way is option 1, but that meant that the user can't use 
> their current host while building BLFS packages.
   my opinion: This method covers all of the books build methods, chroot 
and boot minimal {CLFS}
> Option 2 follow in part the "by the book" spirit and allow to use the host 
> while the build Makefile is working. But we should to know what BLFS 
> packages, if any, can't be build into the chroot.
> Option 3 has the advantage over 2 that blfs-tool could use their dependencies 
> from the ones already installed on the host (execpt wget).
> For code readability and to avoid bugs, I proposse to implement only one of 
> the above installation scenarios. All have their pro and cons, thus I have no 
> preference for any of them at this time.

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