diff options
| -rw-r--r-- | library/std/src/sys/pal/unix/fs.rs | 60 |
1 files changed, 1 insertions, 59 deletions
diff --git a/library/std/src/sys/pal/unix/fs.rs b/library/std/src/sys/pal/unix/fs.rs index f9d6b5fbc86..8308a48f16a 100644 --- a/library/std/src/sys/pal/unix/fs.rs +++ b/library/std/src/sys/pal/unix/fs.rs @@ -2010,56 +2010,10 @@ mod remove_dir_impl { use crate::sys::common::small_c_string::run_path_with_cstr; use crate::sys::{cvt, cvt_r}; - #[cfg(not(any( - all(target_os = "linux", target_env = "gnu"), - all(target_os = "macos", not(target_arch = "aarch64")) - )))] + #[cfg(not(all(target_os = "linux", target_env = "gnu")))] use libc::{fdopendir, openat, unlinkat}; #[cfg(all(target_os = "linux", target_env = "gnu"))] use libc::{fdopendir, openat64 as openat, unlinkat}; - #[cfg(all(target_os = "macos", not(target_arch = "aarch64")))] - use macos_weak::{fdopendir, openat, unlinkat}; - - #[cfg(all(target_os = "macos", not(target_arch = "aarch64")))] - mod macos_weak { - use crate::sys::weak::weak; - use libc::{c_char, c_int, DIR}; - - fn get_openat_fn() -> Option<unsafe extern "C" fn(c_int, *const c_char, c_int) -> c_int> { - weak!(fn openat(c_int, *const c_char, c_int) -> c_int); - openat.get() - } - - pub fn has_openat() -> bool { - get_openat_fn().is_some() - } - - pub unsafe fn openat(dirfd: c_int, pathname: *const c_char, flags: c_int) -> c_int { - get_openat_fn().map(|openat| openat(dirfd, pathname, flags)).unwrap_or_else(|| { - crate::sys::pal::unix::os::set_errno(libc::ENOSYS); - -1 - }) - } - - pub unsafe fn fdopendir(fd: c_int) -> *mut DIR { - #[cfg(all(target_os = "macos", target_arch = "x86"))] - weak!(fn fdopendir(c_int) -> *mut DIR, "fdopendir$INODE64$UNIX2003"); - #[cfg(all(target_os = "macos", target_arch = "x86_64"))] - weak!(fn fdopendir(c_int) -> *mut DIR, "fdopendir$INODE64"); - fdopendir.get().map(|fdopendir| fdopendir(fd)).unwrap_or_else(|| { - crate::sys::pal::unix::os::set_errno(libc::ENOSYS); - crate::ptr::null_mut() - }) - } - - pub unsafe fn unlinkat(dirfd: c_int, pathname: *const c_char, flags: c_int) -> c_int { - weak!(fn unlinkat(c_int, *const c_char, c_int) -> c_int); - unlinkat.get().map(|unlinkat| unlinkat(dirfd, pathname, flags)).unwrap_or_else(|| { - crate::sys::pal::unix::os::set_errno(libc::ENOSYS); - -1 - }) - } - } pub fn openat_nofollow_dironly(parent_fd: Option<RawFd>, p: &CStr) -> io::Result<OwnedFd> { let fd = cvt_r(|| unsafe { @@ -2172,19 +2126,7 @@ mod remove_dir_impl { } } - #[cfg(not(all(target_os = "macos", not(target_arch = "aarch64"))))] pub fn remove_dir_all(p: &Path) -> io::Result<()> { remove_dir_all_modern(p) } - - #[cfg(all(target_os = "macos", not(target_arch = "aarch64")))] - pub fn remove_dir_all(p: &Path) -> io::Result<()> { - if macos_weak::has_openat() { - // openat() is available with macOS 10.10+, just like unlinkat() and fdopendir() - remove_dir_all_modern(p) - } else { - // fall back to classic implementation - crate::sys_common::fs::remove_dir_all(p) - } - } } |