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// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
//! Macros used by the runtime.
//!
//! These macros call functions which are only accessible in the `rt` module, so
//! they aren't defined anywhere outside of the `rt` module.
#![macro_escape]
macro_rules! rterrln (
($fmt:expr $($arg:tt)*) => ( {
format_args!(::util::dumb_print, concat!($fmt, "\n") $($arg)*)
} )
)
// Some basic logging. Enabled by passing `--cfg rtdebug` to the libstd build.
macro_rules! rtdebug (
($($arg:tt)*) => ( {
if cfg!(rtdebug) {
rterrln!($($arg)*)
}
})
)
macro_rules! rtassert (
( $arg:expr ) => ( {
if ::util::ENFORCE_SANITY {
if !$arg {
rtabort!(" assertion failed: {}", stringify!($arg));
}
}
} )
)
macro_rules! rtabort (
($($arg:tt)*) => (format_args!(::util::abort, $($arg)*))
)
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