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rust: qemu_api_macros: add Wrapper derive macro

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Add a derive macro that makes it easy to peel off all the layers of
specialness (UnsafeCell, MaybeUninit, etc.) and just get a pointer
to the wrapped type; and likewise add them back starting from a
*mut.

Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2025-02-14 11:13:53 +01:00
parent 0b9d05e3c9
commit f07a5674cf
4 changed files with 141 additions and 9 deletions
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7
rust/qemu-api/meson.build
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@ -42,16 +42,13 @@ _qemu_api_rs = static_library(
override_options: ['rust_std=2021', 'build.rust_std=2021'],
rust_abi: 'rust',
rust_args: _qemu_api_cfg,
dependencies: libc_dep,
dependencies: [libc_dep, qemu_api_macros],
)
rust.test('rust-qemu-api-tests', _qemu_api_rs,
suite: ['unit', 'rust'])
qemu_api = declare_dependency(
link_with: _qemu_api_rs,
dependencies: qemu_api_macros,
)
qemu_api = declare_dependency(link_with: _qemu_api_rs)
# Rust executables do not support objects, so add an intermediate step.
rust_qemu_api_objs = static_library(