Re: [PATCH 0/6] single-binary: build target common libraries with dependencies

[Pierrick Bouvier <pierrick.bouvier@linaro.org>]

On 5/15/25 10:27 PM, Pierrick Bouvier wrote:
> Recently, common libraries per target base architecture were introduced in order
> to compile those files only once. However, it was missing common dependencies
> (which include external libraries), so it failed to build on some hosts.
> 
> This series fixes this, inspired by Thomas fix [1], and applied to other
> libraries introduced very recently with [2].
> 
> As well, we do further cleanup by removing lib{system, user} source sets that
> were recently introduced, by merging them in system/user libraries, thus
> simplifying the work on single-binary.
> 
> This series was built on {linux, macos, windows} x {x86_64, aarch64} and
> freebsd on x86_64. Fully tested on linux x {x86_64, aarch64}.
> In addition to that, it was checked that compilation units compiled per binary
> stayed the same, and that their size was identical.
> 
> [1] https://lore.kernel.org/qemu-devel/20250513115637.184940-1-thuth@redhat.com/
> [2] https://gitlab.com/qemu-project/qemu/-/commit/b2bb3f3576e5dc99218607dde09e25ac0e55693c
> 
> Pierrick Bouvier (6):
>    meson: build target libraries with common dependencies
>    hw/arm: remove explicit dependencies listed
>    target/arm: remove explicit dependencies listed
>    meson: apply target config for picking files from lib{system, user}
>    meson: merge lib{system, user}_ss with {system, user}_ss.
>    meson: remove lib{system, user}_ss aliases
> 
>   meson.build            | 65 +++++++++++++++++++++++++++---------------
>   accel/tcg/meson.build  |  8 +++---
>   gdbstub/meson.build    |  4 +--
>   hw/arm/meson.build     |  4 +--
>   hw/core/meson.build    |  4 +--
>   plugins/meson.build    |  4 +--
>   system/meson.build     |  2 +-
>   target/arm/meson.build |  2 +-
>   tcg/meson.build        |  4 +--
>   9 files changed, 58 insertions(+), 39 deletions(-)
> 

As well, openbsd build works with:

make vm-build-openbsd J=4 TARGET_LIST=aarch64-softmmu

(thanks for the command Thomas)