subprojects: add the foreign crate

This is a cleaned up and separated version of the patches at
https://lore.kernel.org/all/20240701145853.1394967-4-pbonzini@redhat.com/
https://lore.kernel.org/all/20240701145853.1394967-5-pbonzini@redhat.com/

Its first user will be the Error bindings; for example a QEMU Error ** can be
converted to a Rust Option using

     unsafe { Option::<Error>::from_foreign(c_error) }

Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2025-05-23 17:59:52 +02:00
parent a95ad49bbf
commit bfe0f6b02a
7 changed files with 41 additions and 3 deletions

View file

@ -35,7 +35,7 @@ _qemu_api_rs = static_library(
override_options: ['rust_std=2021', 'build.rust_std=2021'],
rust_abi: 'rust',
rust_args: _qemu_api_cfg,
dependencies: [anyhow_rs, libc_rs, qemu_api_macros, qemuutil_rs,
dependencies: [anyhow_rs, foreign_rs, libc_rs, qemu_api_macros, qemuutil_rs,
qom, hwcore, chardev, migration],
)