Limit pwritev2 to linux

alexcrichton · alexcrichton · commit b2ee1bb35b40 · 2026-04-16T12:55:05.000-07:00
diff --git a/crates/wasi/src/filesystem/unix.rs b/crates/wasi/src/filesystem/unix.rs
@@ -60,7 +60,7 @@ pub(crate) fn advise(file: impl AsFd, offset: u64, len: u64, advice: Advice) ->
 
 pub(crate) fn append_cursor_unspecified(file: impl AsFd, data: &[u8]) -> io::Result<usize> {
     // On Linux, use `pwritev2`.
-    #[cfg(any(target_os = "android", target_os = "linux"))]
+    #[cfg(target_os = "linux")]
     {
         use rustix::io::{Errno, ReadWriteFlags, pwritev2};
         use std::io::IoSlice;

Original file line number	Diff line number	Diff line change
`@@ -60,7 +60,7 @@ pub(crate) fn advise(file: impl AsFd, offset: u64, len: u64, advice: Advice) ->`
`60`	`60`
`61`	`61`	`pub(crate) fn append_cursor_unspecified(file: impl AsFd, data: &[u8]) -> io::Result<usize> {`
`62`	`62`	// On Linux, use `pwritev2`.
`63`		`- #[cfg(any(target_os = "android", target_os = "linux"))]`
	`63`	`+ #[cfg(target_os = "linux")]`
`64`	`64`	`{`
`65`	`65`	`use rustix::io::{Errno, ReadWriteFlags, pwritev2};`
`66`	`66`	`use std::io::IoSlice;`