touch: replace nix by rustix

Author: sylvestre

Cargo.lock

@@ -29,7 +29,8 @@ uucore = { workspace = true, features = ["libc", "parser"] }
 fluent = { workspace = true }
 
 [target.'cfg(unix)'.dependencies]
-nix = { workspace = true, features = ["fs"] }
+libc = { workspace = true }
+rustix = { workspace = true, features = ["fs"] }
 
 [dev-dependencies]
 tempfile = { workspace = true }

src/uu/touch/Cargo.toml

@@ -16,11 +16,11 @@ use jiff::fmt::strtime;
 use jiff::tz::TimeZone;
 use jiff::{Timestamp, ToSpan, Zoned};
 #[cfg(unix)]
-use nix::libc::O_NONBLOCK;
+use libc::O_NONBLOCK;
 #[cfg(unix)]
-use nix::sys::stat::futimens;
+use rustix::fs::Timestamps;
 #[cfg(unix)]
-use nix::sys::time::TimeSpec;
+use rustix::fs::futimens;
 use std::borrow::Cow;
 use std::ffi::{OsStr, OsString};
 #[cfg(unix)]
@@ -617,28 +617,18 @@ fn try_futimens_via_write_fd(path: &Path, atime: FileTime, mtime: FileTime) -> s
         .custom_flags(O_NONBLOCK)
         .open(path)?;
 
-    let atime_sec = atime.unix_seconds();
-    let atime_nsec = i64::from(atime.nanoseconds());
-    let mtime_sec = mtime.unix_seconds();
-    let mtime_nsec = i64::from(mtime.nanoseconds());
-
-    #[cfg(target_pointer_width = "32")]
-    let atime_spec = TimeSpec::new(
-        atime_sec.try_into().unwrap(),
-        atime_nsec.try_into().unwrap(),
-    );
-    #[cfg(target_pointer_width = "64")]
-    let atime_spec = TimeSpec::new(atime_sec, atime_nsec);
-
-    #[cfg(target_pointer_width = "32")]
-    let mtime_spec = TimeSpec::new(
-        mtime_sec.try_into().unwrap(),
-        mtime_nsec.try_into().unwrap(),
-    );
-    #[cfg(target_pointer_width = "64")]
-    let mtime_spec = TimeSpec::new(mtime_sec, mtime_nsec);
-
-    futimens(&file, &atime_spec, &mtime_spec).map_err(Error::from)
+    let timestamps = Timestamps {
+        last_access: rustix::fs::Timespec {
+            tv_sec: atime.unix_seconds(),
+            tv_nsec: atime.nanoseconds() as _,
+        },
+        last_modification: rustix::fs::Timespec {
+            tv_sec: mtime.unix_seconds(),
+            tv_nsec: mtime.nanoseconds() as _,
+        },
+    };
+
+    futimens(&file, &timestamps).map_err(|e| Error::from_raw_os_error(e.raw_os_error()))
 }
 
 /// Get metadata of the provided path