1 // Copyright 2013-2015 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.
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.
11 //! This module contains the linkage attributes to all runtime dependencies of
12 //! the standard library This varies per-platform, but these libraries are
13 //! necessary for running libstd.
15 // LLVM implements the `frem` instruction as a call to `fmod`, which lives in
16 // libm. Hence, we must explicitly link to it.
18 // On Linux, librt and libdl are indirect dependencies via std,
19 // and binutils 2.22+ won't add them automatically
20 #[cfg(all(target_os = "linux", not(target_env = "musl")))]
22 #[link(name = "pthread")]
25 #[cfg(target_os = "android")]
30 #[cfg(target_os = "freebsd")]
31 #[link(name = "execinfo")]
32 #[link(name = "pthread")]
35 #[cfg(any(target_os = "dragonfly",
38 target_os = "openbsd"))]
39 #[link(name = "pthread")]
42 #[cfg(target_os = "solaris")]
43 #[link(name = "socket")]
44 #[link(name = "posix4")]
45 #[link(name = "pthread")]
48 // For PNaCl targets, nacl_io is a Pepper wrapper for some IO functions
49 // missing (ie always error) in Newlib.
50 #[cfg(all(target_os = "nacl", not(test)))]
51 #[link(name = "nacl_io", kind = "static")]
52 #[link(name = "c++", kind = "static")] // for `nacl_io` and EH.
53 #[link(name = "pthread", kind = "static")]
56 #[cfg(target_os = "macos")]
57 #[link(name = "System")]
60 #[cfg(target_os = "ios")]
61 #[link(name = "System")]