1 files changed, 95 insertions, 0 deletions
diff --git a/third_party/rust/spirv-cross-internal/src/lib.rs b/third_party/rust/spirv-cross-internal/src/lib.rs
new file mode 100644
index 0000000000..5e95a1ae86
--- /dev/null
+++ b/third_party/rust/spirv-cross-internal/src/lib.rs
@@ -0,0 +1,95 @@
+#[cfg(target_arch = "wasm32")]
+macro_rules! check {
+    ($check:expr) => {{
+        $check
+    }};
+}
+
+#[cfg(not(target_arch = "wasm32"))]
+macro_rules! check {
+    ($check:expr) => {{
+        let result = $check;
+        if br::ScInternalResult::Success != result {
+            if br::ScInternalResult::CompilationError == result {
+                let mut message_ptr = ptr::null();
+
+                if br::ScInternalResult::Success
+                    != br::sc_internal_get_latest_exception_message(&mut message_ptr)
+                {
+                    return Err(ErrorCode::Unhandled);
+                }
+
+                let message = match std::ffi::CStr::from_ptr(message_ptr)
+                    .to_owned()
+                    .into_string()
+                {
+                    Err(_) => return Err(ErrorCode::Unhandled),
+                    Ok(v) => v,
+                };
+
+                if br::ScInternalResult::Success
+                    != br::sc_internal_free_pointer(message_ptr as *mut std::os::raw::c_void)
+                {
+                    return Err(ErrorCode::Unhandled);
+                }
+
+                return Err(ErrorCode::CompilationError(message));
+            }
+
+            return Err(ErrorCode::Unhandled);
+        }
+    }};
+}
+
+mod compiler;
+
+#[cfg(feature = "glsl")]
+pub mod glsl;
+#[cfg(all(feature = "hlsl", not(target_arch = "wasm32")))]
+pub mod hlsl;
+#[cfg(all(feature = "msl", not(target_arch = "wasm32")))]
+pub mod msl;
+
+pub mod spirv;
+
+#[cfg(target_arch = "wasm32")]
+pub(crate) mod emscripten;
+pub(crate) mod ptr_util;
+
+#[cfg(target_arch = "wasm32")]
+mod bindings_wasm_functions;
+
+#[cfg(target_arch = "wasm32")]
+mod bindings {
+    #![allow(dead_code)]
+    #![allow(non_upper_case_globals)]
+    #![allow(non_camel_case_types)]
+    #![allow(non_snake_case)]
+    include!(concat!("bindings_wasm.rs"));
+    pub use crate::bindings_wasm_functions::*;
+    pub use root::*;
+}
+
+#[cfg(not(target_arch = "wasm32"))]
+mod bindings {
+    #![allow(dead_code)]
+    #![allow(non_upper_case_globals)]
+    #![allow(non_camel_case_types)]
+    #![allow(non_snake_case)]
+    include!(concat!("bindings_native.rs"));
+    pub use root::*;
+}
+
+#[derive(Clone, Debug, Hash, Eq, PartialEq)]
+pub enum ErrorCode {
+    Unhandled,
+    CompilationError(String),
+}
+
+impl std::fmt::Display for ErrorCode {
+    fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
+        write!(f, "{:?}", self)
+    }
+}
+
+impl std::error::Error for ErrorCode {}