Fix build on macOS

core/Cargo.toml

@@ -17,11 +17,13 @@ path = "lib.rs"
 default = ["fs"]
 fs = []
 
+[target.'cfg(target_os = "linux")'.dependencies]
+io-uring = "0.6.1"
+
 [dependencies]
 anyhow = "1.0.75"
 concurrent_lru = "0.2.0"
 fallible-iterator = "0.3.0"
-io-uring = "0.6.1"
 log = "0.4.20"
 mimalloc = { version = "*", default-features = false }
 sqlite3-parser = "0.11.0"

core/io/mod.rs

@@ -4,10 +4,10 @@ use std::io::{Read, Seek};
 use std::os::unix::io::AsRawFd;
 use std::{fs::File, sync::Arc};
 
-#[cfg(feature = "fs")]
+#[cfg(all(feature = "fs", target_os = "linux"))]
 mod io_uring;
 
-#[cfg(target_os = "linux")]
+#[cfg(feature = "fs")]
 mod syscall;
 
 /// I/O access method
@@ -35,7 +35,7 @@ impl Default for IO {
     }
 }
 
-#[cfg(all(feature = "fs", target_os = "darwin"))]
+#[cfg(all(feature = "fs", target_os = "macos"))]
 impl Default for IO {
     fn default() -> Self {
         IO {
@@ -61,6 +61,7 @@ impl IO {
                 let io = Arc::new(syscall::SyscallIO::open(path)?);
                 Ok(PageSource { io })
             }
+            #[cfg(all(feature = "fs", target_os = "darwin"))]
             IOMethod::IoUring => {
                 let io = Arc::new(io_uring::IoUring::open(path)?);
                 Ok(PageSource { io })