forked from M-Labs/libfringe
parent
cd4fe1ecc8
commit
bc46941e89
10
Cargo.toml
10
Cargo.toml
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@ -2,10 +2,6 @@
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name = "fringe"
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version = "0.0.1"
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authors = ["edef <edef@edef.eu>"]
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build = "build.rs"
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[build-dependencies]
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gcc = "0.3.3"
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[dependencies]
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void = "0.0.5"
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@ -13,8 +9,12 @@ void = "0.0.5"
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[features]
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default = ["os", "valgrind"]
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os = ["libc"]
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valgrind = []
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[dependencies.libc]
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version = "0.1.6"
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optional = true
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[dependencies.valgrind]
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git = "https://github.com/edef1c/libvalgrind"
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rev = "9ef793e9549aabfd2d969615180b69d29ce28d88"
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optional = true
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45
LICENSE
45
LICENSE
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@ -12,48 +12,3 @@ SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
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OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
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CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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This distribution includes packages written by third parties.
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The following third party packages are included, and carry
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their own copyright notices and license terms:
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* A header file that is part of the Valgrind package. This file is found at
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src/debug/valgrind/valgrind.h within this distribution. This file is
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redistributed under the following terms, as noted in it:
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This file is part of Valgrind, a dynamic binary instrumentation
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framework.
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Copyright (C) 2000-2013 Julian Seward. All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions
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are met:
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1. Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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2. The origin of this software must not be misrepresented; you must
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not claim that you wrote the original software. If you use this
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software in a product, an acknowledgment in the product
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documentation would be appreciated but is not required.
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3. Altered source versions must be plainly marked as such, and must
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not be misrepresented as being the original software.
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4. The name of the author may not be used to endorse or promote
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products derived from this software without specific prior written
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permission.
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THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
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OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
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GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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11
build.rs
11
build.rs
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@ -1,11 +0,0 @@
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// This file is part of libfringe, a low-level green threading library.
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// Copyright (c) 2015, edef <edef@edef.eu>
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// See the LICENSE file included in this distribution.
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extern crate gcc;
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use std::env::var_os;
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fn main() {
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if var_os("CARGO_FEATURE_VALGRIND").is_some() {
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gcc::compile_library("libvalgrind.a", &["src/debug/valgrind/native.c"]);
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}
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}
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@ -4,7 +4,7 @@
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pub use self::imp::*;
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#[cfg(feature = "valgrind")]
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#[path = "valgrind/mod.rs"]
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#[path = "valgrind.rs"]
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mod imp;
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#[cfg(not(feature = "valgrind"))]
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@ -0,0 +1,24 @@
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// This file is part of libfringe, a low-level green threading library.
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// Copyright (c) 2015, edef <edef@edef.eu>
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// See the LICENSE file included in this distribution.
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extern crate valgrind;
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use stack;
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use self::valgrind::{stack_register, stack_deregister};
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#[derive(Debug)]
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pub struct StackId(self::valgrind::Value);
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impl StackId {
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#[inline(always)]
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pub fn register<Stack: stack::Stack>(stack: &mut Stack) -> StackId {
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StackId(stack_register(stack.limit(), stack.top()))
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}
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}
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impl Drop for StackId {
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#[inline(always)]
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fn drop(&mut self) {
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stack_deregister(self.0)
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}
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}
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@ -1,44 +0,0 @@
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// This file is part of libfringe, a low-level green threading library.
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// Copyright (c) 2015, edef <edef@edef.eu>
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// See the LICENSE file included in this distribution.
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#![allow(non_camel_case_types)]
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//! In order for Valgrind to keep track of stack overflows and such, it needs
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//! a little help. That help unfortunately comes in the form of a set of C
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//! macros. Calling out to un-inlineable C code for this is pointlessly slow,
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//! but that's the way it is for now.
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use stack;
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pub type stack_id_t = u32;
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extern "C" {
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#[link_name = "valgrind_stack_register"]
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/// Register a stack with Valgrind. Returns an integer ID that can
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/// be used to deregister the stack when it's deallocated.
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/// `start < end`.
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pub fn stack_register(start: *const u8, end: *const u8) -> stack_id_t;
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#[link_name = "valgrind_stack_deregister"]
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/// Deregister a stack from Valgrind. Takes the integer ID that was returned
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/// on registration.
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pub fn stack_deregister(id: stack_id_t);
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}
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#[derive(Debug)]
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pub struct StackId(stack_id_t);
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impl StackId {
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#[inline(always)]
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pub fn register<Stack: stack::Stack>(stack: &mut Stack) -> StackId {
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StackId(unsafe {
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stack_register(stack.limit(), stack.top())
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})
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}
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}
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impl Drop for StackId {
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#[inline(always)]
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fn drop(&mut self) {
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unsafe {
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stack_deregister(self.0)
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}
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}
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}
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@ -1,15 +0,0 @@
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// This file is part of libfringe, a low-level green threading library.
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// Copyright (c) 2015, edef <edef@edef.eu>
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// See the LICENSE file included in this distribution.
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#include <stdint.h>
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#include "valgrind.h"
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typedef uint32_t valgrind_stack_id_t;
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valgrind_stack_id_t valgrind_stack_register(const void *start, const void *end) {
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return VALGRIND_STACK_REGISTER(start, end);
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}
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void valgrind_stack_deregister(valgrind_stack_id_t id) {
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VALGRIND_STACK_DEREGISTER(id);
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}
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