rust/src/libstd/rt/env.rs

50 lines
1.6 KiB
Rust
Raw Normal View History

// Copyright 2013 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.
//! Runtime environment settings
use libc::{size_t, c_char, c_int};
pub struct Environment {
/// The number of threads to use by default
num_sched_threads: size_t,
/// The minimum size of a stack segment
min_stack_size: size_t,
/// The maximum amount of total stack per task before aborting
max_stack_size: size_t,
/// The default logging configuration
logspec: *c_char,
/// Record and report detailed information about memory leaks
detailed_leaks: bool,
/// Seed the random number generator
rust_seed: *c_char,
/// Poison allocations on free
poison_on_free: bool,
/// The argc value passed to main
argc: c_int,
/// The argv value passed to main
argv: **c_char,
/// Print GC debugging info (true if env var RUST_DEBUG_MEM is set)
debug_mem: bool,
2013-05-04 13:25:15 -05:00
/// Print GC debugging info (true if env var RUST_DEBUG_BORROW is set)
debug_borrow: bool,
}
/// Get the global environment settings
/// # Safety Note
/// This will abort the process if run outside of task context
pub fn get() -> &Environment {
unsafe { rust_get_rt_env() }
}
extern {
fn rust_get_rt_env() -> &Environment;
}