src/libunwind/lib.rs

   1 #![no_std]
   2 #![unstable(feature = "panic_unwind", issue = "32837")]
   3
   4 #![deny(rust_2018_idioms)]
   5
   6 #![feature(link_cfg)]
   7 #![feature(nll)]
   8 #![feature(staged_api)]
   9 #![feature(unwind_attributes)]
  10 #![feature(static_nobundle)]
  11
  12 #![cfg_attr(not(target_env = "msvc"), feature(libc))]
  13
  14 #[macro_use]
  15 mod macros;
  16
  17 cfg_if! {
  18     if #[cfg(target_env = "msvc")] {
  19         // no extra unwinder support needed
  20     } else if #[cfg(all(target_arch = "wasm32", not(target_os = "emscripten")))] {
  21         // no unwinder on the system!
  22     } else {
  23         mod libunwind;
  24         pub use libunwind::*;
  25     }
  26 }
  27
  28 #[cfg(target_env = "musl")]
  29 #[link(name = "unwind", kind = "static", cfg(target_feature = "crt-static"))]
  30 #[link(name = "gcc_s", cfg(not(target_feature = "crt-static")))]
  31 extern {}