apparently error number is returned directly on every os

nix-rust · Sep 26, 2021 · b86ba85 · b86ba85
1 parent d4c8c79
commit b86ba85
Showing 1 changed file with 4 additions and 11 deletions.
diff --git a/src/fcntl.rs b/src/fcntl.rs
@@ -648,7 +648,6 @@ mod posix_fadvise {
     use crate::errno::Errno;
     use std::os::unix::io::RawFd;
     use crate::Result;
-    use cfg_if::cfg_if;
 
     libc_enum! {
         #[repr(i32)]
@@ -671,16 +670,10 @@ mod posix_fadvise {
     ) -> Result<()> {
         let res = unsafe { libc::posix_fadvise(fd, offset, len, advice as libc::c_int) };
 
-        cfg_if! {
-            if #[cfg(any(target_os = "linux", target_os = "freebsd"))] {
-                if res == 0 {
-                    Ok(())
-                } else {
-                    Err(Errno::from_i32(res))
-                }
-            } else {
-                Errno::result(res).map(drop)
-            }
+        if res == 0 {
+            Ok(())
+        } else {
+            Err(Errno::from_i32(res))
         }
     }
 }