src/test/run-make/extern-fn-reachable/main.rs

   1 // Copyright 2013-2014 The Rust Project Developers. See the COPYRIGHT
   2 // file at the top-level directory of this distribution and at
   3 // http://rust-lang.org/COPYRIGHT.
   4 //
   5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
   6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
   7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
   8 // option. This file may not be copied, modified, or distributed
   9 // except according to those terms.
  10
  11 #![feature(dynamic_lib)]
  12
  13 use std::dynamic_lib::DynamicLibrary;
  14 use std::path::Path;
  15
  16 pub fn main() {
  17     unsafe {
  18         let path = Path::new("libdylib.so");
  19         let a = DynamicLibrary::open(Some(&path)).unwrap();
  20         assert!(a.symbol::<isize>("fun1").is_ok());
  21         assert!(a.symbol::<isize>("fun2").is_err());
  22         assert!(a.symbol::<isize>("fun3").is_err());
  23         assert!(a.symbol::<isize>("fun4").is_ok());
  24         assert!(a.symbol::<isize>("fun5").is_ok());
  25     }
  26 }