src/libstd/sys/redox/cmath.rs

   1 // Copyright 2017 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.
   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 #![cfg(not(test))]
  12
  13 use libc::{c_float, c_double};
  14
  15 #[link_name = "m"]
  16 extern {
  17     pub fn acos(n: c_double) -> c_double;
  18     pub fn acosf(n: c_float) -> c_float;
  19     pub fn asin(n: c_double) -> c_double;
  20     pub fn asinf(n: c_float) -> c_float;
  21     pub fn atan(n: c_double) -> c_double;
  22     pub fn atan2(a: c_double, b: c_double) -> c_double;
  23     pub fn atan2f(a: c_float, b: c_float) -> c_float;
  24     pub fn atanf(n: c_float) -> c_float;
  25     pub fn cbrt(n: c_double) -> c_double;
  26     pub fn cbrtf(n: c_float) -> c_float;
  27     pub fn cosh(n: c_double) -> c_double;
  28     pub fn coshf(n: c_float) -> c_float;
  29     pub fn expm1(n: c_double) -> c_double;
  30     pub fn expm1f(n: c_float) -> c_float;
  31     pub fn fdim(a: c_double, b: c_double) -> c_double;
  32     pub fn fdimf(a: c_float, b: c_float) -> c_float;
  33     pub fn hypot(x: c_double, y: c_double) -> c_double;
  34     pub fn hypotf(x: c_float, y: c_float) -> c_float;
  35     pub fn log1p(n: c_double) -> c_double;
  36     pub fn log1pf(n: c_float) -> c_float;
  37     pub fn sinh(n: c_double) -> c_double;
  38     pub fn sinhf(n: c_float) -> c_float;
  39     pub fn tan(n: c_double) -> c_double;
  40     pub fn tanf(n: c_float) -> c_float;
  41     pub fn tanh(n: c_double) -> c_double;
  42     pub fn tanhf(n: c_float) -> c_float;
  43 }