From 43a97878ce14b72f0981164f87f2e35e14151312 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 11:22:09 +0200 Subject: Adding upstream version 110.0.1. Signed-off-by: Daniel Baumann --- nsprpub/pr/src/cplus/rccv.h | 64 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 64 insertions(+) create mode 100644 nsprpub/pr/src/cplus/rccv.h (limited to 'nsprpub/pr/src/cplus/rccv.h') diff --git a/nsprpub/pr/src/cplus/rccv.h b/nsprpub/pr/src/cplus/rccv.h new file mode 100644 index 0000000000..afeec61614 --- /dev/null +++ b/nsprpub/pr/src/cplus/rccv.h @@ -0,0 +1,64 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +/* +** RCCondition - C++ wrapper around NSPR's PRCondVar +** +** Conditions have a notion of timeouts. A thread that waits on a condition +** will resume execution when the condition is notified OR when a specified +** interval of time has expired. +** +** Most applications don't adjust the timeouts on conditions. The literature +** would argue that all threads waiting on a single condition must have the +** same semantics. But if an application wishes to modify the timeout with +** (perhaps) each wait call, that modification should be done consistantly +** and under protection of the condition's associated lock. +** +** The default timeout is infinity. +*/ + +#if defined(_RCCOND_H) +#else +#define _RCCOND_H + +#include "rclock.h" +#include "rcbase.h" +#include "rcinrval.h" + +struct PRCondVar; + +class PR_IMPLEMENT(RCCondition): public RCBase +{ +public: + RCCondition(RCLock*); /* associates CV with a lock and infinite tmo */ + virtual ~RCCondition(); + + virtual PRStatus Wait(); /* applies object's current timeout */ + + virtual PRStatus Notify(); /* perhaps ready one thread */ + virtual PRStatus Broadcast(); /* perhaps ready many threads */ + + virtual PRStatus SetTimeout(const RCInterval&); + /* set object's current timeout value */ + +private: + PRCondVar *cv; + RCInterval timeout; + + RCCondition(); + RCCondition(const RCCondition&); + void operator=(const RCCondition&); + +public: + RCInterval GetTimeout() const; +}; /* RCCondition */ + +inline RCCondition::RCCondition(): RCBase() { } +inline RCCondition::RCCondition(const RCCondition&): RCBase() { } +inline void RCCondition::operator=(const RCCondition&) { } + +#endif /* defined(_RCCOND_H) */ + +/* RCCond.h */ -- cgit v1.2.3