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Mathieu Benoit 9a598fdd4d [FIX] cmake: no Sphinx manual
CMake Error at Utilities/Sphinx/CMakeLists.txt:52 (message):

cmake builds its own manual and man pages with Sphinx, asked for by --sphinx-man
and --sphinx-html. python-sphinx is a large Python documentation stack and cmake
is wanted here as a build tool.

Both flags, and they are bootstrap arguments rather than -D options -- cmake
configures itself with its own script before it can run itself. Dropping one
leaves the other pulling Sphinx in and the error is identical, which is how a
half-fix looks like no fix.

--- FR ---

  CMake Error at Utilities/Sphinx/CMakeLists.txt:52 (message):

cmake batit son propre manuel et ses pages de manuel avec Sphinx, reclames par
--sphinx-man et --sphinx-html. python-sphinx est une large pile de documentation
Python, et cmake est voulu ici comme outil de construction.

Les deux drapeaux, et ce sont des arguments d amorcage plutot que des options -D :
cmake se configure avec son propre script avant de pouvoir s executer lui-meme.
N en retirer qu un laisse l autre tirer Sphinx et l erreur est identique, ce qui
donne a une demi-correction l apparence d aucune.

Assisted-by: Claude Opus 5
2026-08-23 20:02:59 -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] cmake: no Sphinx manual 2026-08-23 20:02:59 -04:00
scripts [FIX] our flit_core is too new, and savannah would not serve a patch 2026-08-23 19:27:14 -04:00
.env.example [ADD] upstream.lock, and keep the machine out of the repository 2026-08-22 22:52:04 -04:00
.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
RELAIS.md [ADD] upstream.lock, and keep the machine out of the repository 2026-08-22 22:52:04 -04:00
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.