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//! Type aliases to C types like c_int for use with bindgen

#![allow(non_camel_case_types)]
#![deny(warnings)]
#![no_std]

// AD = Architecture dependent
pub use ad::*;
// OD = OS dependent
pub use od::*;
// PWD = Pointer Width Dependent
pub use pwd::*;

#[cfg(any(target_arch = "aarch64",
          target_arch = "arm",
          target_arch = "asmjs",
          target_arch = "powerpc",
          target_arch = "powerpc64",
          target_arch = "s390x"))]
mod ad {
    pub type c_char = ::c_uchar;

    pub type c_int = i32;
    pub type c_uint = u32;
}

#[cfg(any(target_arch = "mips",
          target_arch = "mips64",
          target_arch = "sparc64",
          target_arch = "x86",
          target_arch = "x86_64",
          target_arch = "nvptx",
          target_arch = "nvptx64"))]
mod ad {
    pub type c_char = ::c_schar;

    pub type c_int = i32;
    pub type c_uint = u32;
}

#[cfg(target_arch = "msp430")]
mod ad {
    pub type c_char = ::c_uchar;

    pub type c_int = i16;
    pub type c_uint = u16;
}

// NOTE c_{,u}long definitions come from libc v0.2.3
#[cfg(not(any(windows,
              target_os = "redox",
              target_os = "solaris")))]
mod od {
    #[cfg(any(target_pointer_width = "16",
              target_pointer_width = "32"))]
    pub type c_long = i32;
    #[cfg(any(target_pointer_width = "16",
              target_pointer_width = "32"))]
    pub type c_ulong = u32;

    #[cfg(target_pointer_width = "64")]
    pub type c_long = i64;
    #[cfg(target_pointer_width = "64")]
    pub type c_ulong = u64;
}

#[cfg(windows)]
mod od {
    pub type c_long = i32;
    pub type c_ulong = u32;
}

#[cfg(any(target_os = "redox",
          target_os = "solaris"))]
mod od {
    pub type c_long = i64;
    pub type c_ulong = u64;
}

#[cfg(target_pointer_width = "32")]
mod pwd {}

#[cfg(target_pointer_width = "64")]
mod pwd {}

pub type int8_t = i8;
pub type int16_t = i16;
pub type int32_t = i32;
pub type int64_t = i64;

pub type uint8_t = u8;
pub type uint16_t = u16;
pub type uint32_t = u32;
pub type uint64_t = u64;

pub type c_schar = i8;
pub type c_short = i16;
pub type c_longlong = i64;

pub type c_uchar = u8;
pub type c_ushort = u16;
pub type c_ulonglong = u64;

// NOTE from libc v0.2.23
// Use repr(u8) as LLVM expects `void*` to be the same as `i8*` to help enable
// more optimization opportunities around it recognizing things like
// malloc/free.
#[repr(u8)]
pub enum c_void {
    // Two dummy variants so the #[repr] attribute can be used.
    #[doc(hidden)]
    __variant1,
    #[doc(hidden)]
    __variant2,
}