| // Copyright 2013-2015 The Rust Project Developers. See the COPYRIGHT |
| // file at the top-level directory of this distribution and at |
| // http://rust-lang.org/COPYRIGHT. |
| // |
| // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or |
| // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license |
| // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your |
| // option. This file may not be copied, modified, or distributed |
| // except according to those terms. |
| |
| //! This module contains the linkage attributes to all runtime dependencies of |
| //! the standard library This varies per-platform, but these libraries are |
| //! necessary for running libstd. |
| |
| #![cfg(not(cargobuild))] |
| |
| // LLVM implements the `frem` instruction as a call to `fmod`, which lives in |
| // libm. Hence, we must explicitly link to it. |
| // |
| // On Linux, librt and libdl are indirect dependencies via std, |
| // and binutils 2.22+ won't add them automatically |
| #[cfg(all(target_os = "linux", not(target_env = "musl")))] |
| #[link(name = "dl")] |
| #[link(name = "pthread")] |
| extern {} |
| |
| #[cfg(target_os = "android")] |
| #[link(name = "dl")] |
| #[link(name = "log")] |
| extern {} |
| |
| #[cfg(target_os = "freebsd")] |
| #[link(name = "execinfo")] |
| #[link(name = "pthread")] |
| extern {} |
| |
| #[cfg(any(target_os = "dragonfly", |
| target_os = "bitrig", |
| target_os = "netbsd", |
| target_os = "openbsd"))] |
| #[link(name = "pthread")] |
| extern {} |
| |
| #[cfg(target_os = "solaris")] |
| #[link(name = "socket")] |
| #[link(name = "posix4")] |
| #[link(name = "pthread")] |
| extern {} |
| |
| // For PNaCl targets, nacl_io is a Pepper wrapper for some IO functions |
| // missing (ie always error) in Newlib. |
| #[cfg(all(target_os = "nacl", not(test)))] |
| #[link(name = "nacl_io", kind = "static")] |
| #[link(name = "c++", kind = "static")] // for `nacl_io` and EH. |
| #[link(name = "pthread", kind = "static")] |
| extern {} |
| |
| #[cfg(target_os = "macos")] |
| #[link(name = "System")] |
| extern {} |
| |
| #[cfg(target_os = "ios")] |
| #[link(name = "System")] |
| extern {} |