Date: Thursday, December 15, 2005 @ 18:18:51
Author: gilles
Path: /cvsroot/carob/carob/include
Modified: CriticalSection.hpp (1.4 -> 1.5)
Introduced LockScope class, a utility aimed to simplify critical section
management inside a block (eg. a function)
---------------------+
CriticalSection.hpp | 32 ++++++++++++++++++++++++++++++++
1 files changed, 32 insertions(+)
Index: carob/include/CriticalSection.hpp
diff -u carob/include/CriticalSection.hpp:1.4
carob/include/CriticalSection.hpp:1.5
--- carob/include/CriticalSection.hpp:1.4 Fri Dec 2 15:53:07 2005
+++ carob/include/CriticalSection.hpp Thu Dec 15 18:18:51 2005
@@ -140,5 +140,37 @@
void operator=(CriticalSection &cs) {}
};
+/**
+ * Utility class to lock a scope by entering the given critical section at
+ * creation time, and leaving it when destroyed
+ * Example usage:
+ * <code>
+ * void fct()
+ * {
+ * LockScope ls(myCriticalSectionHandle);
+ * //do what is critical
+ * } //no need to do anything else, the scope locker destructor is called
+ * //automatically, releasing the lock
+ */
+class LockScope
+{
+public:
+ LockScope(CriticalSection* CSPtrPrm)
+ {
+ if (isVerboseEnabled())
+ logVerbose(L"LockScope", L"Entering critical section");
+ CSPtr = CSPtrPrm;
+ CSPtr->Enter();
+ }
+ ~LockScope()
+ {
+ if (isVerboseEnabled())
+ logVerbose(L"LockScope", L"Leaving critical section");
+ CSPtr->Leave();
+ }
+private:
+ CriticalSection *CSPtr;
+};
+
} //namespace CarobNS
#endif //_CRITICALSECTION_H_
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