Re: [PATCH RESEND v3] meson: fix Windows build

[Oleg Tolmatcev]

Am So., 8. Juni 2025 um 02:43 Uhr schrieb Pierrick Bouvier
<pierrick.bouvier@linaro.org>:
>
> On 6/7/25 2:45 AM, oltolm wrote:
> > Sorry, I forgot to cc the maintainers.
> >
> > The build failed when run on Windows. I replaced calls to Unix programs
> > like ´cat´, ´sed´ and ´true´ with calls to ´python´. I wrapped calls to
> > ´os.path.relpath´ in try-except because it can fail when the two paths
> > are on different drives. I made sure to convert the Windows paths to
> > Unix paths to prevent warnings in generated files.
> >
> > Signed-off-by: oltolm <oleg.tolmatcev@gmail.com>
> > ---
> >   contrib/plugins/meson.build         |  2 +-
> >   plugins/meson.build                 |  2 +-
> >   scripts/tracetool/__init__.py       | 15 ++++++++++++---
> >   scripts/tracetool/backend/ftrace.py |  4 +---
> >   scripts/tracetool/backend/log.py    |  4 +---
> >   scripts/tracetool/backend/syslog.py |  4 +---
> >   tests/functional/meson.build        |  4 +---
> >   tests/include/meson.build           |  2 +-
> >   tests/tcg/plugins/meson.build       |  2 +-
> >   trace/meson.build                   |  5 +++--
> >   10 files changed, 23 insertions(+), 21 deletions(-)
>
> Are you building using msys2, or another environment on Windows? I'm
> curious to know in which configuration the build is failing.
>
> In case you use msys2, maybe you're simply missing some packages. Our
> documentation explains what to install [1].
> Building out of msys2 on Windows is not recommended, as this is the only
> maintained setup (tested in our CI, and maintained as an msys2 package
> by msys2 maintainers) for this system.
>
> [1] https://www.qemu.org/docs/master/devel/build-environment.html

Yes I do use msys2, but I only use bash for the initial configuration.
Afterwards I just call meson and ninja from "cmd" not from bash.