vendor/libc/src/lib.rs

   1 //! libc - Raw FFI bindings to platforms' system libraries
   2 //!
   3 //! [Documentation for other platforms][pd].
   4 //!
   5 //! [pd]: https://rust-lang.github.io/libc/#platform-specific-documentation
   6 #![crate_name = "libc"]
   7 #![crate_type = "rlib"]
   8 // FIXME: Remove this and redundant_semicolon once renamed lint reaches stable.
   9 #![allow(renamed_and_removed_lints)]
  10 #![allow(
  11     bad_style,
  12     overflowing_literals,
  13     improper_ctypes,
  14     unknown_lints,
  15     redundant_semicolon,
  16     redundant_semicolons
  17 )]
  18 #![cfg_attr(libc_deny_warnings, deny(warnings))]
  19 // Attributes needed when building as part of the standard library
  20 #![cfg_attr(
  21     feature = "rustc-dep-of-std",
  22     feature(cfg_target_vendor, link_cfg, no_core)
  23 )]
  24 #![cfg_attr(libc_thread_local, feature(thread_local))]
  25 // Enable extra lints:
  26 #![cfg_attr(feature = "extra_traits", deny(missing_debug_implementations))]
  27 #![deny(missing_copy_implementations, safe_packed_borrows)]
  28 #![no_std]
  29 #![cfg_attr(feature = "rustc-dep-of-std", no_core)]
  30 #![cfg_attr(target_os = "redox", feature(static_nobundle))]
  31 #![cfg_attr(libc_const_extern_fn, feature(const_extern_fn))]
  32
  33 #[macro_use]
  34 mod macros;
  35
  36 cfg_if! {
  37     if #[cfg(feature = "rustc-dep-of-std")] {
  38         extern crate rustc_std_workspace_core as core;
  39         #[allow(unused_imports)]
  40         use core::iter;
  41         #[allow(unused_imports)]
  42         use core::option;
  43     }
  44 }
  45
  46 cfg_if! {
  47     if #[cfg(libc_priv_mod_use)] {
  48         #[cfg(libc_core_cvoid)]
  49         #[allow(unused_imports)]
  50         use core::ffi;
  51         #[allow(unused_imports)]
  52         use core::fmt;
  53         #[allow(unused_imports)]
  54         use core::hash;
  55         #[allow(unused_imports)]
  56         use core::num;
  57         #[allow(unused_imports)]
  58         use core::mem;
  59         #[doc(hidden)]
  60         #[allow(unused_imports)]
  61         use core::clone::Clone;
  62         #[doc(hidden)]
  63         #[allow(unused_imports)]
  64         use core::marker::Copy;
  65         #[doc(hidden)]
  66         #[allow(unused_imports)]
  67         use core::option::Option;
  68     } else {
  69         #[doc(hidden)]
  70         #[allow(unused_imports)]
  71         pub use core::fmt;
  72         #[doc(hidden)]
  73         #[allow(unused_imports)]
  74         pub use core::hash;
  75         #[doc(hidden)]
  76         #[allow(unused_imports)]
  77         pub use core::num;
  78         #[doc(hidden)]
  79         #[allow(unused_imports)]
  80         pub use core::mem;
  81         #[doc(hidden)]
  82         #[allow(unused_imports)]
  83         pub use core::clone::Clone;
  84         #[doc(hidden)]
  85         #[allow(unused_imports)]
  86         pub use core::marker::Copy;
  87         #[doc(hidden)]
  88         #[allow(unused_imports)]
  89         pub use core::option::Option;
  90     }
  91 }
  92
  93 cfg_if! {
  94     if #[cfg(windows)] {
  95         mod fixed_width_ints;
  96         pub use fixed_width_ints::*;
  97
  98         mod windows;
  99         pub use windows::*;
 100     } else if #[cfg(target_os = "cloudabi")] {
 101         mod fixed_width_ints;
 102         pub use fixed_width_ints::*;
 103
 104         mod cloudabi;
 105         pub use cloudabi::*;
 106     } else if #[cfg(target_os = "fuchsia")] {
 107         mod fixed_width_ints;
 108         pub use fixed_width_ints::*;
 109
 110         mod fuchsia;
 111         pub use fuchsia::*;
 112     } else if #[cfg(target_os = "switch")] {
 113         mod fixed_width_ints;
 114         pub use fixed_width_ints::*;
 115
 116         mod switch;
 117         pub use switch::*;
 118     } else if #[cfg(target_os = "vxworks")] {
 119         mod fixed_width_ints;
 120         pub use fixed_width_ints::*;
 121
 122         mod vxworks;
 123         pub use vxworks::*;
 124     } else if #[cfg(unix)] {
 125         mod fixed_width_ints;
 126         pub use fixed_width_ints::*;
 127
 128         mod unix;
 129         pub use unix::*;
 130     } else if #[cfg(target_os = "hermit")] {
 131         mod fixed_width_ints;
 132         pub use fixed_width_ints::*;
 133
 134         mod hermit;
 135         pub use hermit::*;
 136     } else if #[cfg(all(target_env = "sgx", target_vendor = "fortanix"))] {
 137         mod fixed_width_ints;
 138         pub use fixed_width_ints::*;
 139
 140         mod sgx;
 141         pub use sgx::*;
 142     } else if #[cfg(any(target_env = "wasi", target_os = "wasi"))] {
 143         mod fixed_width_ints;
 144         pub use fixed_width_ints::*;
 145
 146         mod wasi;
 147         pub use wasi::*;
 148     } else {
 149         // non-supported targets: empty...
 150     }
 151 }