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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2019-06-03 20:20:36 -07:00 • committed by Nuno Lopes
parent 9262908ebb
commit 59330b3855
5 changed files with 23 additions and 15 deletions
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15
src/util/rlimit.cpp
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@ -18,9 +18,6 @@ Revision History:
--*/
#include "util/rlimit.h"
#include "util/common_msgs.h"
#include <mutex>
static std::mutex g_reslimit_cancel;
reslimit::reslimit():
@ -73,34 +70,34 @@ char const* reslimit::get_cancel_msg() const {
}
void reslimit::push_child(reslimit* r) {
std::lock_guard<std::mutex> lock(g_reslimit_cancel);
std::lock_guard<std::mutex> lock(m_mux);
m_children.push_back(r);
}
void reslimit::pop_child() {
std::lock_guard<std::mutex> lock(g_reslimit_cancel);
std::lock_guard<std::mutex> lock(m_mux);
m_children.pop_back();
}
void reslimit::cancel() {
std::lock_guard<std::mutex> lock(g_reslimit_cancel);
std::lock_guard<std::mutex> lock(m_mux);
set_cancel(m_cancel+1);
}
void reslimit::reset_cancel() {
std::lock_guard<std::mutex> lock(g_reslimit_cancel);
std::lock_guard<std::mutex> lock(m_mux);
set_cancel(0);
}
void reslimit::inc_cancel() {
std::lock_guard<std::mutex> lock(g_reslimit_cancel);
std::lock_guard<std::mutex> lock(m_mux);
set_cancel(m_cancel+1);
}
void reslimit::dec_cancel() {
std::lock_guard<std::mutex> lock(g_reslimit_cancel);
std::lock_guard<std::mutex> lock(m_mux);
if (m_cancel > 0) {
set_cancel(m_cancel-1);
}

3
src/util/rlimit.h
View file

@ -19,6 +19,7 @@ Revision History:
#ifndef RLIMIT_H_
#define RLIMIT_H_
#include <mutex>
#include "util/vector.h"
class reslimit {
@ -28,12 +29,14 @@ class reslimit {
uint64_t m_limit;
svector<uint64_t> m_limits;
ptr_vector<reslimit> m_children;
std::mutex m_mux;
void set_cancel(unsigned f);
friend class scoped_suspend_rlimit;
public:
reslimit();
~reslimit() {}
void push(unsigned delta_limit);
void pop();
void push_child(reslimit* r);