Initial commit

Co-authored-by: Klaus Aehlig <klaus.aehlig@huawei.com>

1 files changed, 20 insertions, 0 deletions

diff --git a/test/c-from-rust/main.rs b/test/c-from-rust/main.rs
new file mode 100644
index 0000000..961150a
--- /dev/null
+++ b/test/c-from-rust/main.rs
@@ -0,0 +1,20 @@
+use std::env;
+
+extern "C" {
+    fn c_func(input: i32) -> i32;
+}
+
+fn c_call(i:i32) -> i32{
+   unsafe {
+    return c_func(i);
+    }
+}
+
+fn main() {
+   let args: Vec<String> = env::args().collect();
+   match args[1].parse::<i32>() {
+   	 Ok(i) =>  println!("Absolute value of {} is {}",i, c_call(i)),
+	 Err(..) => println!("Wrong argument {}",args[1]),
+	 };
+    
+}