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