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Auto merge of #3748 - RalfJung:freebsd-readdir, r=RalfJung

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readdir_r shim: assume FreeBSD v12+

Blocked on https://github.com/rust-lang/libc/pull/3723 being released and propagating to std.
This commit is contained in:
bors 2024-08-20 10:21:05 +00:00
commit e6e294abab
2 changed files with 10 additions and 10 deletions
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16
src/tools/miri/src/shims/unix/fs.rs
View File

@ -1204,14 +1204,14 @@ pub trait EvalContextExt<'tcx>: crate::MiriInterpCxExt<'tcx> {
)?;
}
"freebsd" => {
this.write_int(ino, &this.project_field_named(&entry_place, "d_fileno")?)?;
// `d_off` only exists on FreeBSD 12+, but we support v11 as well.
// `libc` uses a build script to determine which version of the API to use,
// and cross-builds always end up using v11.
// To support both v11 and v12+, we dynamically check whether the field exists.
if this.projectable_has_field(&entry_place, "d_off") {
this.write_int(0, &this.project_field_named(&entry_place, "d_off")?)?;
}
#[rustfmt::skip]
this.write_int_fields_named(
&[
("d_fileno", ino.into()),
("d_off", 0),
],
&entry_place,
)?;
}
_ => unreachable!(),
}

4
src/tools/miri/test_dependencies/Cargo.lock
View File

@ -119,9 +119,9 @@ dependencies = [
[[package]]
name = "libc"
version = "0.2.155"
version = "0.2.158"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "97b3888a4aecf77e811145cadf6eef5901f4782c53886191b2f693f24761847c"
checksum = "d8adc4bb1803a324070e64a98ae98f38934d91957a99cfb3a43dcbc01bc56439"
[[package]]
name = "linux-raw-sys"