Merge tag 'for-upstream-rust' of https://gitlab.com/bonzini/qemu into staging

* rust: cleanups
* rust: integration tests
* rust/pl011: add support for migration
* rust/pl011: add TYPE_PL011_LUMINARY device
* rust: add support for older compilers and bindgen

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* tag 'for-upstream-rust' of https://gitlab.com/bonzini/qemu: (39 commits)
  dockerfiles: install bindgen from cargo on Ubuntu 22.04
  rust: make rustfmt optional
  rust: allow older version of bindgen
  rust: do not use --generate-cstr
  rust: allow version 1.63.0 of rustc
  rust: clean up detection of the language
  rust: do not use MaybeUninit::zeroed()
  rust: introduce alternative implementation of offset_of!
  rust: create a cargo workspace
  rust: synchronize dependencies between subprojects and Cargo.lock
  rust: silence unknown warnings for the sake of old compilers
  rust: introduce a c_str macro
  rust: use std::os::raw instead of core::ffi
  rust: fix cfgs of proc-macro2 for 1.63.0
  rust: patch bilge-impl to allow compilation with 1.63.0
  rust/pl011: Use correct masks for IBRD and FBRD
  rust/pl011: remove commented out C code
  rust/pl011: add TYPE_PL011_LUMINARY device
  rust/pl011: move CLK_NAME static to function scope
  rust/pl011: add support for migration
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

1 files changed, 17 insertions, 0 deletions

diff --git a/rust/wrapper.h b/rust/wrapper.h
index 77e40213ef..285d0eb6ad 100644
--- a/rust/wrapper.h
+++ b/rust/wrapper.h
@@ -30,6 +30,23 @@
  * in order to generate C FFI compatible Rust bindings.
  */
 
+#ifndef __CLANG_STDATOMIC_H
+#define __CLANG_STDATOMIC_H
+/*
+ * Fix potential missing stdatomic.h error in case bindgen does not insert the
+ * correct libclang header paths on its own. We do not use stdatomic.h symbols
+ * in QEMU code, so it's fine to declare dummy types instead.
+ */
+typedef enum memory_order {
+  memory_order_relaxed,
+  memory_order_consume,
+  memory_order_acquire,
+  memory_order_release,
+  memory_order_acq_rel,
+  memory_order_seq_cst,
+} memory_order;
+#endif /* __CLANG_STDATOMIC_H */
+
 #include "qemu/osdep.h"
 #include "qemu/module.h"
 #include "qemu-io.h"