aisamanra · February 13, 2018 21:30
diff --git a/main.c b/main.c
 #include <stdio.h>

 extern int add(int, int);

 int
 main(int argc, char* argv[])
 {
  printf("2 + 3 = %d\n", add(2, 3));
  return 0;
 }
diff --git a/Makefile b/Makefile
 main: libsample.a
 	gcc -lpthread -ldl main.c libsample.a -o main

 libsample.a: sample.rs
 	rustc --crate-type=staticlib sample.rs

 clean:
 	rm -f main libsample.a
diff --git a/sample.rs b/sample.rs
 #[no_mangle]
 pub extern "C" fn add(x: isize, y: isize) -> isize {
    x + y
 }
	main: libsample.a
	gcc -lpthread -ldl main.c libsample.a -o main

	libsample.a: sample.rs
	rustc --crate-type=staticlib sample.rs

	clean:
	rm -f main libsample.a
	#[no_mangle]
	pub extern "C" fn add(x: isize, y: isize) -> isize {
	x + y
	}