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Mathieu Benoit 2fd675ce6b [FIX] libaio, and two packages that installed man pages nobody wrote
libaio is a real closure gap: lvm2 stops on "libaio.h: No such file or
directory". This port had already met that library from the other side, noting
Ubuntu's time64 rename to libaio.so.1t64 long before anything needed its headers.

fakeroot is the interesting one. The first hook removed the po4a call and nothing
else, so build() ended on a bare `cd doc` and package() failed on

  install: cannot stat './faked.1': No such file or directory

The English man pages ARE shipped. What is not shipped are the translations:
doc/Makefile carries SUBDIRS = de es fr nl pt ro sv, each holding only Makefiles
whose man_MANS name files po4a was supposed to generate. Removing the generator
and leaving the recursion is the same mistake as removing a build target and
leaving its install target.

shadow needs distinguishing: xsltproc exists here now, from our libxslt. What is
missing is the DocBook XML data its stylesheets read -- the same as pam.

--- FR ---

libaio est un vrai trou de fermeture : lvm2 s'arrête sur « libaio.h: No such file
or directory ». Ce portage avait déjà croisé cette bibliothèque par l'autre bout,
en notant le renommage time64 d'Ubuntu en libaio.so.1t64 bien avant que ses
en-têtes servent.

fakeroot est le cas intéressant. Le premier hook retirait l'appel à po4a et rien
d'autre : build() finissait sur un `cd doc` nu et package() échouait sur

  install: cannot stat './faked.1': No such file or directory

Les pages anglaises SONT livrées. Ce qui ne l'est pas, ce sont les traductions :
doc/Makefile porte SUBDIRS = de es fr nl pt ro sv, chacun ne contenant que des
Makefiles dont man_MANS nomme des fichiers que po4a devait générer. Retirer le
générateur en laissant la récursion est la même erreur que retirer une cible de
construction en laissant celle d'installation.

shadow mérite une distinction : xsltproc existe désormais, via notre libxslt. Ce
qui manque, ce sont les données DocBook que lisent ses feuilles de style — comme
pour pam.

Assisted-by: Claude Opus 5
2026-08-22 22:00:00 -04:00
.github/workflows making the house a home 2026-01-27 23:26:31 +01:00
arch-kernel making the house a home 2026-01-27 23:26:31 +01:00
boot making the house a home 2026-01-27 23:26:31 +01:00
patches [FIX] libaio, and two packages that installed man pages nobody wrote 2026-08-22 22:00:00 -04:00
scripts [FIX] libaio, and two packages that installed man pages nobody wrote 2026-08-22 22:00:00 -04:00
.env.example full boot with systemd 2025-06-05 12:32:34 +02:00
.gitignore making the house a home 2026-01-27 23:26:31 +01:00
CODEOWNERS making the house a home 2026-01-27 23:26:31 +01:00
Containerfile making the house a home 2026-01-27 23:26:31 +01:00
LICENSE use arch kernel patches 2025-06-02 21:53:33 +02:00
Makefile making the house a home 2026-01-27 23:26:31 +01:00
README.md making the house a home 2026-01-27 23:26:31 +01:00
TODO.md [FIX] help2man was uninstallable, which stopped the whole pass 2026-08-21 00:33:07 -04:00

Arch Linux s390x

A port of Arch Linux to IBM s390x mainframe architecture with systemd support.

Boots a full Arch Linux system on IBM mainframes (or QEMU s390x emulation) using a hybrid build: cross-compilation for the kernel, native s390x compilation on z/VM for userspace.

Quick Start

make container        # build dev container (first time)
cp .env.example .env  # configure z/VM access
make all              # build kernel + initramfs + systemd
make test-systemd     # boot it

What Works

  • Arch Linux kernel 6.18.6-arch1 with Arch patches, cross-compiled
  • Initramfs via modified mkinitcpio
  • Static busybox built natively on z/VM, 2.3MB
  • Root filesystem with ext4, switch_root to real rootfs
  • Systemd as PID 1

Pacman, bash, and GNU coreutils are not yet ported.

Build System

The build uses two tiers:

Cross-compilation (x86_64 host): Kernel is built in a Fedora 43 container with s390x-linux-gnu-gcc. Initramfs is generated with a patched mkinitcpio that handles cross-architecture binary injection.

Native compilation (s390x z/VM): Busybox and systemd must be built on real s390x hardware. The z/VM system runs RHEL 9.6 with GCC 11.5.0. Scripts handle SSH deployment and retrieval automatically via .env configuration.