mman: add MAP_EXCL flag for freebsd.

nix-rust · Sep 17, 2021 · bf7c1dd · bf7c1dd
1 parent b45d842
commit bf7c1dd
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/src/sys/mman.rs b/src/sys/mman.rs
@@ -40,6 +40,9 @@ libc_bitflags!{
         MAP_PRIVATE;
         /// Place the mapping at exactly the address specified in `addr`.
         MAP_FIXED;
+        /// To be used with MAP_FIXED context and will only succeeds if there is no existing mapping.
+        #[cfg(target_os = "freebsd")]
+        MAP_EXCL;
         /// Synonym for `MAP_ANONYMOUS`.
         MAP_ANON;
         /// The mapping is not backed by any file.