#ifndef liblldb_ProcessRunLock_h_
#define liblldb_ProcessRunLock_h_
#if defined(__cplusplus)
#include "lldb/lldb-defines.h"
#include "lldb/Host/Mutex.h"
#include "lldb/Host/Condition.h"
#include <stdint.h>
#include <time.h>
namespace lldb_private {
class ProcessRunLock
{
public:
ProcessRunLock();
~ProcessRunLock();
bool ReadTryLock ();
bool ReadUnlock ();
bool SetRunning ();
bool TrySetRunning ();
bool SetStopped ();
public:
class ProcessRunLocker
{
public:
ProcessRunLocker () :
m_lock (NULL)
{
}
~ProcessRunLocker()
{
Unlock();
}
bool
TryLock (ProcessRunLock *lock)
{
if (m_lock)
{
if (m_lock == lock)
return true; else
Unlock();
}
if (lock)
{
if (lock->ReadTryLock())
{
m_lock = lock;
return true;
}
}
return false;
}
protected:
void
Unlock ()
{
if (m_lock)
{
m_lock->ReadUnlock();
m_lock = NULL;
}
}
ProcessRunLock *m_lock;
private:
DISALLOW_COPY_AND_ASSIGN(ProcessRunLocker);
};
protected:
lldb::rwlock_t m_rwlock;
bool m_running;
private:
DISALLOW_COPY_AND_ASSIGN(ProcessRunLock);
};
}
#endif // #if defined(__cplusplus)
#endif // #ifndef liblldb_ProcessRunLock_h_