Re: GNU Mes 0.18 released

["Jérémy Korwin-Zmijowski" <jeremy@korwin-zmijowski.fr>]

Amazing !
Good job!

Jeko

Le 7 octobre 2018 17:18:54 GMT+02:00, Jan Nieuwenhuizen <janneke@gnu.org> a écrit :
>We are pleased to announce the release of GNU Mes 0.18, representing
>83 commits over 8 weeks.
>
>Mes is now bringing a Reduced Binary Seed bootstrap to GuixSD; the
>size of bootstrap binaries has been halved and no regular toolchain
>binaries are used as binary seeds (i686-linux and x86_64-linux only).
>
>MesCC has been refactored to use an abstracted assembly language and
>can now (cross-)build x86_64 binaries.
>
>Next targets:
>
> - reduce the 1MB ASCII M1 seed to ~5000 LOC/~100KB of M2 source
> - revive Gash/Geesh and use it to decimate the remaining bootstrap
>   binary seeds
> - and/or otherwise reduce the bootstrap binaries
> - ARM, the Hurd?
>
>Packages are available from Guix's core-updates-next branch.
>
>* About
>
>  GNU Mes[0] brings a Reduced Binary Seed bootstrap[1] to GuixSD[2] and
>  potentially to any other interested GNU/Linux distribution, and aims
>  to help create a full source bootstrap as part of the
>  bootstrappable builds[3] effort.
>
>  It consists of a mutual self-hosting Scheme interpreter written in
> ~5,000 LOC of simple C and a Nyacc-based C compiler written in Scheme.
>  This mes.c is being simplified[4] to be transpiled by M2-Planet[5].
>
>  The Scheme interpreter (mes.c) has a Garbage Collector, a library of
>loadable Scheme modules-- notably Dominique Boucher's LALR[6], Pre-R6RS
>[portable syntax-case[7] with R7RS ellipsis, Matt Wette's Nyacc[8]
>--and test
>  suite just barely enough to support a simple REPL and simple
>  C-compiler: MesCC.
>
>  Mes+MesCC can compile an only lightly patched TinyCC[9] that is
>  self-hosting.  Using this tcc and the Mes C library we now have a
>  Reduced Binary Seed bootstrap for the gnutools triplet: glibc-2.2.5,
>  binutils-2.20.1, gcc-2.95.3.  This is enough to bootstrap GuixSD for
>  i686-linux and x86_64-linux.
>
>Mes is inspired by The Maxwell Equations of Software: LISP-1.5[10] --
>John
>  McCarthy page 13, GNU Guix's source/binary packaging transparency and
>  Jeremiah Orians's stage0[11] ~500 byte self-hosting hex assembler.
>
>* Download
>
>  git clone git://git.savannah.gnu.org/mes.git
>
>  Here are the compressed sources and a GPG detached signature[*]:
>    https://ftp.gnu.org/gnu/mes/mes-0.18.tar.gz
>    https://ftp.gnu.org/gnu/mes/mes-0.18.tar.gz.sig
>
>  Use a mirror for higher download bandwidth:
>    https://ftpmirror.gnu.org/mes/mes-0.18.tar.gz
>    https://ftpmirror.gnu.org/mes/mes-0.18.tar.gz.sig
>
>  Here are the MD5 and SHA1 checksums:
>
>  f9f901f175fbc8a5a3d90c9c551ccc8c  mes-0.18.tar.gz
>  4f7612731a745ebb806548186453d55e0d0bf217  mes-0.18.tar.gz
>
> [*] Use a .sig file to verify that the corresponding file (without the
> .sig suffix) is intact.  First, be sure to download both the .sig file
>  and the corresponding tarball.  Then, run a command like this:
>
>    gpg --verify mes-0.18.tar.gz.sig
>
>  If that command fails because you don't have the required public key,
>  then run this command to import it:
>
>gpg --keyserver keys.gnupg.net --recv-keys
>1A858392E331EAFDB8C27FFBF3C1A0D9C1D65273
>
>  and rerun the 'gpg --verify' command.
>
>Mes runs from the source tree and can also be built, packaged and
>installed in Guix[SD] from a git checkout by running
>
>    guix package -f .guix.scm
>
>* Get informed, get involved
>
>    Join #bootstrappable on irc.freenode.net.
>
>* Changes in 0.18 since 0.17.1
> ** Core
> *** Mes/MesCC now supports x86_64.
> *** Mes/MesCC now brings a Reduced Binary Seed bootstrap to GuixSD.
> ** Language
> *** fold-right now supports 3 lists.
> ** MesCC
> *** MesCC now supports x86_64 (also as cross build), using -m 64.
> *** Mes C Library now has better support for bootstrapping gcc-3.0.
> *** Mes C test suite now has 178 tests; 74 tests were added.
>*** MesCC has been refactored to support use an abstracted assembly
>language.
> *** MesCC now uses Nyacc 0.86.0.
> ** Noteworthy bug fixes
> *** scaffold/tests/7s-struct-short.c has been fixed.
>* Changes in 0.17.1 since 0.17
> ** MesCC
>*** Mes C Library has now been exploded into a separate C file per
>function.
>*** Mes C Library now bootstraps glibc-2.16.0, binutils-2.20.1,
>gcc-4.7.4.
> *** Mes C Library now supports compiling make-3.82.
> *** Mes C Library now supports compiling diffutils-2.7.
> *** Mes C Library now supports x86_64.
> **** 7 new functions
> chdir, clock_gettime, closedir, execl, opendir, readdir, time.
> **** 5 new stubs
> getlogin, setlocale, setvbuf, sigaddset, sigblock.
> ** Noteworthy bug fixes
> *** qsort can now handle lists with duplicate entries.
>
>Greetings,
>janneke
>
>[0] https://www.gnu.org/software/mes
>[1] http://joyofsource.com/reduced-binary-seed-bootstrap.html
>[2] https://www.gnu.org/software/guix
>[3] https://bootstrappable.org
>[4] https://github.com/oriansj/mes-m2
>[5] https://github.com/oriansj/m2-planet
>[6] https://github.com/schemeway/lalr-scm
>[7] https://www.cs.indiana.edu/chezscheme/syntax-case/old-psyntax.html
>[8] https://www.nongnu.org/nyacc
>[9] https://gitlab.com/janneke/tinycc
>[10]
>http://www.softwarepreservation.org/projects/LISP/book/LISP%201.5%20Programmers%20Manual.pdf
>[11] https://github.com/oriansj/stage0
>
>-- 
>Jan Nieuwenhuizen <janneke@gnu.org> | GNU LilyPond http://lilypond.org
>Freelance IT http://JoyofSource.com | Avatar® http://AvatarAcademy.com