diff options
| author | Vadim Dashevskiy <watcherhd@gmail.com> | 2012-05-15 10:38:20 +0000 |
|---|---|---|
| committer | Vadim Dashevskiy <watcherhd@gmail.com> | 2012-05-15 10:38:20 +0000 |
| commit | 48540940b6c28bb4378abfeb500ec45a625b37b6 (patch) | |
| tree | 2ef294c0763e802f91d868bdef4229b6868527de /plugins/FlashAvatars/criticalsection.h | |
| parent | 5c350913f011e119127baeb32a6aedeb4f0d33bc (diff) | |
initial commit
git-svn-id: http://svn.miranda-ng.org/main/trunk@2 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c
Diffstat (limited to 'plugins/FlashAvatars/criticalsection.h')
| -rw-r--r-- | plugins/FlashAvatars/criticalsection.h | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/plugins/FlashAvatars/criticalsection.h b/plugins/FlashAvatars/criticalsection.h new file mode 100644 index 0000000000..6524b49559 --- /dev/null +++ b/plugins/FlashAvatars/criticalsection.h @@ -0,0 +1,114 @@ +/*
+ * Copyright (C) 2001-2006 Jacek Sieka, arnetheduck on gmail point com
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#if !defined(CRITICAL_SECTION_H)
+#define CRITICAL_SECTION_H
+
+#if _MSC_VER > 1000
+#pragma once
+#endif // _MSC_VER > 1000
+
+class CriticalSection
+{
+public:
+ void enter() throw() {
+ EnterCriticalSection(&cs);
+ }
+ void leave() throw() {
+ LeaveCriticalSection(&cs);
+ }
+ CriticalSection() throw() {
+ InitializeCriticalSection(&cs);
+ }
+ ~CriticalSection() throw() {
+ DeleteCriticalSection(&cs);
+ }
+private:
+ CRITICAL_SECTION cs;
+
+ CriticalSection(const CriticalSection&);
+ CriticalSection& operator=(const CriticalSection&);
+};
+
+template<class T>
+class LockBase {
+public:
+ LockBase(T& aCs) throw() : cs(aCs) { cs.enter(); }
+ ~LockBase() throw() { cs.leave(); }
+private:
+ LockBase& operator=(const LockBase&);
+ T& cs;
+};
+typedef LockBase<CriticalSection> Lock;
+
+/*
+template<class T = CriticalSection>
+class RWLock
+{
+public:
+ RWLock() throw() : cs(), readers(0) { }
+ ~RWLock() throw() { }
+
+ void enterRead() throw() {
+ cs.enter();
+ InterlockedIncrement(&readers);
+ cs.leave();
+ }
+ void leaveRead() throw() {
+ InterlockedDecrement(&readers);
+ }
+ void enterWrite() throw() {
+ cs.enter();
+ while(readers > 0) {
+ ::Sleep(1);
+ }
+ }
+ void leaveWrite() {
+ cs.leave();
+ }
+private:
+ T cs;
+ volatile long readers;
+};
+
+template<class T = CriticalSection>
+class RLock {
+public:
+ RLock(RWLock<T>& aRwl) throw() : rwl(aRwl) { rwl.enterRead(); }
+ ~RLock() throw() { rwl.leaveRead(); }
+private:
+ RLock& operator=(const RLock&);
+ RWLock<T>& rwl;
+};
+
+template<class T = CriticalSection>
+class WLock {
+public:
+ WLock(RWLock<T>& aRwl) throw() : rwl(aRwl) { rwl.enterWrite(); }
+ ~WLock() throw() { rwl.leaveWrite(); }
+private:
+ WLock& operator=(const WLock&);
+ RWLock<T>& rwl;
+};
+*/
+#endif // !defined(CRITICAL_SECTION_H)
+
+/**
+ * @file
+ * $Id: CriticalSection.h,v 1.20 2006/03/05 10:17:03 bigmuscle Exp $
+ */
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