std::rand: fix dragonflybsd after #121942.

rust-lang · Mar 12, 2024 · 1455ae4 · 1455ae4
1 parent 4a0cc88
commit 1455ae4
Showing 1 changed file with 9 additions and 7 deletions.
diff --git a/library/std/src/sys/pal/unix/rand.rs b/library/std/src/sys/pal/unix/rand.rs
@@ -62,17 +62,19 @@ mod imp {
  unsafe { getrandom(buf.as_mut_ptr().cast(), buf.len(), libc::GRND_NONBLOCK) }
  }
 
- #[cfg(any(
- target_os = "espidf",
- target_os = "horizon",
- target_os = "freebsd",
- target_os = "dragonfly",
- netbsd10
- ))]
+ #[cfg(any(target_os = "espidf", target_os = "horizon", target_os = "freebsd", netbsd10))]
  fn getrandom(buf: &mut [u8]) -> libc::ssize_t {
  unsafe { libc::getrandom(buf.as_mut_ptr().cast(), buf.len(), 0) }
  }
 
+ #[cfg(target_os = "dragonfly")]
+ fn getrandom(buf: &mut [u8]) -> libc::ssize_t {
+ extern "C" {
+ fn getrandom(buf: *mut c_void, buflen: size_t, flags: c_uint) -> c_int;
+ }
+ unsafe { getrandom(buf.as_mut_ptr().cast(), buf.len(), 0) }
+ }
+
  #[cfg(not(any(
  target_os = "linux",
  target_os = "android",