Re: [RFC PATCH 00/11] rust: improved integration with cargo

[Alex Bennée]

Paolo Bonzini <pbonzini@redhat.com> writes:

> On 11/14/24 16:22, Alex Bennée wrote:
>> ERROR: Build data file './meson-private/build.dat' references
>> functions or classes that don't exist. This probably means that it
>> was generated with an old version of meson. Try running from the
>> source directory meson setup . --wipe
>> I also tried a wipe and re-configure but the same thing.
>
> Ah, nevermind - you must have an older meson installation in /usr.
> You have to do pyvenv/bin/meson to pick the right one.  I'll adjust
> the docs.

Hmm,

✗  ./pyvenv/bin/meson devenv ../../rust
Traceback (most recent call last):
  File 
"/home/alex/lsrc/qemu.git/builds/rust/pyvenv/lib/python3.11/site-packages/mesonbuild/mesonmain.py",
 line 188, in run
    return options.run_func(options)
           ^^^^^^^^^^^^^^^^^^^^^^^^^
  File 
"/home/alex/lsrc/qemu.git/builds/rust/pyvenv/lib/python3.11/site-packages/mesonbuild/mdevenv.py",
 line 228, in run
    return subprocess.call(args, close_fds=False,
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib/python3.11/subprocess.py", line 389, in call
    with Popen(*popenargs, **kwargs) as p:
         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib/python3.11/subprocess.py", line 1024, in __init__
    self._execute_child(args, executable, preexec_fn, close_fds,
  File "/usr/lib/python3.11/subprocess.py", line 1901, in _execute_child
    raise child_exception_type(errno_num, err_msg, err_filename)
PermissionError: [Errno 13] Permission denied: '../../rust'

ERROR: Unhandled python OSError. This is probably not a Meson bug, but an issue 
with your build environment.
🕙17:26:59 alex@draig:qemu.git/builds/rust  on  review/rust-cargo-rfc [$!?] [🔴 
13] 
✗  ls -l ../../rust/
total 40
-rw-r--r-- 1 alex alex 3237 Nov 12 21:01 Cargo.lock
-rw-r--r-- 1 alex alex 2426 Nov 14 12:15 Cargo.toml
drwxr-xr-x 3 alex alex 4096 Nov 11 23:19 hw/
-rw-r--r-- 1 alex alex   18 Nov 11 23:19 Kconfig
-rw-r--r-- 1 alex alex  437 Nov 14 12:15 meson.build
drwxr-xr-x 4 alex alex 4096 Nov 14 12:15 qemu-api/
drwxr-xr-x 3 alex alex 4096 Nov 14 12:15 qemu-api-macros/
-rw-r--r-- 1 alex alex  191 Nov 11 23:19 rustfmt.toml
drwxr-xr-x 4 alex alex 4096 Nov 14 15:18 target/
-rw-r--r-- 1 alex alex 2262 Nov 12 21:01 wrapper.h

>
> Paolo

-- 
Alex Bennée
Virtualisation Tech Lead @ Linaro