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// Copyright 2016-2019 Brian Smith.
//
// Permission to use, copy, modify, and/or distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice appear in all copies.
//
// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHORS DISCLAIM ALL WARRANTIES
// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
// SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
// OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
// CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

//! C types.
//!
//! Avoid using the `libc` crate to get C types since `libc` doesn't support
//! all the targets we need to support. It turns out that the few types we need
//! are all uniformly defined on the platforms we care about. This will
//! probably change if/when we support 16-bit platforms or platforms where
//! `usize` and `uintptr_t` are different sizes.

// Keep in sync with the checks in base.h that verify these assumptions.

pub(crate) type int = i32;
pub(crate) type uint = u32;
pub(crate) type size_t = usize;

#[cfg(all(test, any(unix, windows)))]
mod tests {
    use crate::c;

    #[test]
    fn test_libc_compatible() {
        {
            let x: c::int = 1;
            let _x: libc::c_int = x;
        }

        {
            let x: c::uint = 1;
            let _x: libc::c_uint = x;
        }

        {
            let x: c::size_t = 1;
            let _x: libc::size_t = x;
            let _x: usize = x;
        }
    }
}