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doc: Update bootstrap-related info in `HACKING'.

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Ludovic Courtès 2013-06-09 15:24:24 +02:00
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8
HACKING
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@ -142,7 +142,7 @@ problem? Chicken-and-egg.
To break that cycle, the distro starts from a set of pre-built
binaries–usually referred to as “bootstrap binaries.” These include
statically-linked versions of Guile, GCC, Coreutils, Make, Grep, sed,
statically-linked versions of Guile, GCC, Coreutils, Grep, sed,
etc., and the GNU C Library.
This section describes how to build those bootstrap binaries when
@ -154,7 +154,7 @@ In that case, the easiest thing is to bootstrap the distro using
binaries from Nixpkgs.
To do that, you need to comment out the definitions of
‘%bootstrap-guile’ and ‘%bootstrap-inputs’ in distro/packages/bootstrap.scm
‘%bootstrap-guile’ and ‘%bootstrap-inputs’ in gnu/packages/bootstrap.scm
to force the use of Nixpkgs derivations. For instance, when porting to
‘i686-linux’, you should redefine these variables along these lines:
@ -190,10 +190,10 @@ These should build tarballs containing statically-linked tools usable on
that system.
In the source tree, you need to install binaries for ‘mkdir’, ‘bash’,
‘tar’, and ‘xz’ under ‘distro/packages/bootstrap/i686-linux’. These
‘tar’, and ‘xz’ under ‘gnu/packages/bootstrap/i686-linux’. These
binaries can be extracted from the static-binaries tarball built above.
A rule for ‘distro/packages/bootstrap/i686-linux/guile-2.0.7.tar.xz’
A rule for ‘gnu/packages/bootstrap/i686-linux/guile-2.0.7.tar.xz’
needs to be added in ‘Makefile.am’, with the appropriate hexadecimal
vrepresentation of its SHA256 hash.