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Merge branch 'faccessat-fchownat' into 'master'

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add faccessat(2) and fchownat(2)

See merge request redox-os/relibc!1213
This commit is contained in:
Jeremy Soller
2026-04-20 16:33:30 -06:00
parent 3b41e24051 24e250c339
commit 30cc2de953
6 changed files with 170 additions and 91 deletions
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src/platform/linux/mod.rs
+8 -7
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@@ -81,14 +81,12 @@ impl Sys {
}
impl Pal for Sys {
#[cfg(any(target_arch = "x86_64", target_arch = "x86"))]
fn access(path: CStr, mode: c_int) -> Result<()> {
e_raw(unsafe { syscall!(ACCESS, path.as_ptr(), mode) }).map(|_| ())
Sys::faccessat(AT_FDCWD, path, mode, 0)
}
#[cfg(target_arch = "aarch64")]
fn access(path: CStr, mode: c_int) -> Result<()> {
e_raw(unsafe { syscall!(FACCESSAT, AT_FDCWD, path.as_ptr(), mode, 0) }).map(|_| ())
fn faccessat(fd: c_int, path: CStr, amode: c_int, flags: c_int) -> Result<()> {
e_raw(unsafe { syscall!(FACCESSAT, fd, path.as_ptr(), amode, flags) }).map(|_| ())
}
unsafe fn brk(addr: *mut c_void) -> Result<*mut c_void> {
@@ -104,11 +102,14 @@ impl Pal for Sys {
}
fn chown(path: CStr, owner: uid_t, group: gid_t) -> Result<()> {
let flags: c_int = 0;
Sys::fchownat(AT_FDCWD, path, owner, group, 0)
}
fn fchownat(fildes: c_int, path: CStr, owner: uid_t, group: gid_t, flags: c_int) -> Result<()> {
e_raw(unsafe {
syscall!(
FCHOWNAT,
AT_FDCWD,
fildes,
path.as_ptr(),
owner as u32,
group as u32,