From e7f2fc92c8fd64485d635b1cc7b0c2897d78bc69 Mon Sep 17 00:00:00 2001
From: Alberto Sartori <alberto.sartori@huawei.com>
Date: Tue, 23 Jul 2024 17:24:16 +0200
Subject: rules-rust: add interoperability tutorials

---
 doc/interoperability/rust-from-c/foo/TARGETS | 9 +++++++++
 doc/interoperability/rust-from-c/foo/foo.h   | 2 ++
 doc/interoperability/rust-from-c/foo/foo.rs  | 4 ++++
 3 files changed, 15 insertions(+)
 create mode 100644 doc/interoperability/rust-from-c/foo/TARGETS
 create mode 100644 doc/interoperability/rust-from-c/foo/foo.h
 create mode 100644 doc/interoperability/rust-from-c/foo/foo.rs

(limited to 'doc/interoperability/rust-from-c/foo')

diff --git a/doc/interoperability/rust-from-c/foo/TARGETS b/doc/interoperability/rust-from-c/foo/TARGETS
new file mode 100644
index 0000000..8d19b35
--- /dev/null
+++ b/doc/interoperability/rust-from-c/foo/TARGETS
@@ -0,0 +1,9 @@
+{ "foo":
+  { "type": ["@", "rules-rust", "rust", "library"]
+  , "name": ["foo"]
+  , "crate_root": ["foo.rs"]
+  , "native": ["true"]
+  , "c_hdrs": ["foo.h"]
+  , "stage": ["foo"]
+  }
+}
diff --git a/doc/interoperability/rust-from-c/foo/foo.h b/doc/interoperability/rust-from-c/foo/foo.h
new file mode 100644
index 0000000..88deb2e
--- /dev/null
+++ b/doc/interoperability/rust-from-c/foo/foo.h
@@ -0,0 +1,2 @@
+#pragma once
+int foo(int);
diff --git a/doc/interoperability/rust-from-c/foo/foo.rs b/doc/interoperability/rust-from-c/foo/foo.rs
new file mode 100644
index 0000000..65cbffc
--- /dev/null
+++ b/doc/interoperability/rust-from-c/foo/foo.rs
@@ -0,0 +1,4 @@
+#[no_mangle]
+pub extern "C" fn foo(x: i32) -> i32 {
+    return x.abs();
+}
-- 
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