From 1ae460bc10b16ab65bbd9d3a49ce6bf29fc5168e Mon Sep 17 00:00:00 2001
From: Ramin Yaghoubzadeh <ryaghoub@techfak.uni-bielefeld.de>
Date: Tue, 18 Sep 2012 01:34:40 +0200
Subject: [PATCH] Added Locker class (stack-based auto-releasing mutex holder).
---
ipaacalib/cpp/include/ipaaca/ipaaca.h | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/ipaacalib/cpp/include/ipaaca/ipaaca.h b/ipaacalib/cpp/include/ipaaca/ipaaca.h
index 16f2fb5..39db64d 100644
--- a/ipaacalib/cpp/include/ipaaca/ipaaca.h
+++ b/ipaacalib/cpp/include/ipaaca/ipaaca.h
@@ -150,6 +150,20 @@ class Lock
}
};
+/// Stack-based lock holder. Create in a new stack frame
+/// (i.e. {}-block) and it will obtain the lock and
+/// auto-release in on exiting the stack frame.
+class Locker
+{
+ protected:
+ Lock* _lock;
+ private:
+ inline Locker(): _lock(NULL) { } // not available
+ public:
+ inline Locker(Lock& lock): _lock(&lock) { _lock->lock(); }
+ inline ~Locker() { _lock->unlock(); }
+};
+
typedef std::set<std::string> LinkSet;
typedef std::map<std::string, LinkSet> LinkMap;
class SmartLinkMap {
--
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