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rust: apply --cfg MESON to all crates

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We might have more uses for --cfg MESON, even though right now it's only
qemu-api that has generated files.  Since we're going to add more flags
to the add_project_arguments calls for Rust, it makes sense to also add
--cfg MESON everywhere.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2024-11-12 11:35:34 +01:00
parent 72d6ed19bf
commit 8c28667503
2 changed files with 5 additions and 4 deletions
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7
meson.build
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@ -3422,10 +3422,11 @@ if have_rust
# is safe; https://github.com/rust-lang/rust/pull/54675 says that
# passing -nodefaultlibs to the linker "was more ideological to
# start with than anything".
add_project_arguments(rustc_args + ['-C', 'default-linker-libraries'],
add_project_arguments(rustc_args +
['--cfg', 'MESON', '-C', 'default-linker-libraries'],
native: false, language: 'rust')
add_project_arguments(rustc_args, native: true, language: 'rust')
add_project_arguments(rustc_args + ['--cfg', 'MESON'],
native: true, language: 'rust')
endif
hxtool = find_program('scripts/hxtool')

2
rust/qemu-api/meson.build
View File

@ -1,4 +1,4 @@
_qemu_api_cfg = ['--cfg', 'MESON']
_qemu_api_cfg = []
# _qemu_api_cfg += ['--cfg', 'feature="allocator"']
if rustc.version().version_compare('>=1.77.0')
_qemu_api_cfg += ['--cfg', 'has_offset_of']