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85aaf69f | 1 | // Copyright 2013-2015 The Rust Project Developers. See the COPYRIGHT |
1a4d82fc JJ |
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 | //! 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. | |
14 | ||
c1a9b12d SL |
15 | // A few small shims in C that haven't been translated to Rust yet |
16 | #[cfg(all(not(test), not(windows)))] | |
1a4d82fc JJ |
17 | #[link(name = "rust_builtin", kind = "static")] |
18 | extern {} | |
19 | ||
20 | // LLVM implements the `frem` instruction as a call to `fmod`, which lives in | |
21 | // libm. Hence, we must explicitly link to it. | |
22 | // | |
23 | // On Linux, librt and libdl are indirect dependencies via std, | |
24 | // and binutils 2.22+ won't add them automatically | |
d9579d0f | 25 | #[cfg(all(target_os = "linux", not(target_env = "musl")))] |
1a4d82fc JJ |
26 | #[link(name = "dl")] |
27 | #[link(name = "pthread")] | |
28 | extern {} | |
29 | ||
30 | #[cfg(target_os = "android")] | |
31 | #[link(name = "dl")] | |
32 | #[link(name = "log")] | |
33 | extern {} | |
34 | ||
35 | #[cfg(target_os = "freebsd")] | |
36 | #[link(name = "execinfo")] | |
37 | #[link(name = "pthread")] | |
38 | extern {} | |
39 | ||
c34b1796 AL |
40 | #[cfg(any(target_os = "dragonfly", |
41 | target_os = "bitrig", | |
c1a9b12d | 42 | target_os = "netbsd", |
c34b1796 | 43 | target_os = "openbsd"))] |
1a4d82fc JJ |
44 | #[link(name = "pthread")] |
45 | extern {} | |
46 | ||
47 | #[cfg(target_os = "macos")] | |
48 | #[link(name = "System")] | |
49 | extern {} | |
50 | ||
51 | #[cfg(target_os = "ios")] | |
52 | #[link(name = "System")] | |
53 | extern {} |