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linux_android_with_fallback: add cfg to test that fallback is not triggered #605

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Merged
merged 1 commit into from
Feb 12, 2025
Merged

linux_android_with_fallback: add cfg to test that fallback is not triggered #605

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4 changes: 4 additions & 0 deletions .github/workflows/tests.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -61,6 +61,10 @@ jobs:
RUSTFLAGS: -Dwarnings --cfg getrandom_test_linux_fallback
RUSTDOCFLAGS: -Dwarnings --cfg getrandom_test_linux_fallback
run: cargo test --features=std
- env:
RUSTFLAGS: -Dwarnings --cfg getrandom_test_linux_without_fallback
RUSTDOCFLAGS: -Dwarnings --cfg getrandom_test_linux_without_fallback
run: cargo test --features=std
- env:
RUSTFLAGS: -Dwarnings --cfg getrandom_backend="rdrand"
RUSTDOCFLAGS: -Dwarnings --cfg getrandom_backend="rdrand"
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1 change: 1 addition & 0 deletions Cargo.toml
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Expand Up @@ -84,6 +84,7 @@ check-cfg = [
'cfg(getrandom_backend, values("custom", "rdrand", "rndr", "linux_getrandom", "wasm_js"))',
'cfg(getrandom_msan)',
'cfg(getrandom_test_linux_fallback)',
'cfg(getrandom_test_linux_without_fallback)',
'cfg(getrandom_test_netbsd_fallback)',
]

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5 changes: 5 additions & 0 deletions src/backends/linux_android_with_fallback.rs
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Expand Up @@ -60,6 +60,11 @@ fn init() -> NonNull<c_void> {
None => NOT_AVAILABLE,
};

#[cfg(getrandom_test_linux_without_fallback)]
if res_ptr == NOT_AVAILABLE {
panic!("Fallback is triggered with enabled `getrandom_test_linux_without_fallback`")
}

GETRANDOM_FN.store(res_ptr.as_ptr(), Ordering::Release);
res_ptr
}
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