1 files changed, 41 insertions, 0 deletions
diff --git a/maildrop/dotlock.h b/maildrop/dotlock.h
new file mode 100644
index 0000000..67c22b0
--- /dev/null
+++ b/maildrop/dotlock.h
@@ -0,0 +1,41 @@
+#ifndef	dotlock_h
+#define	dotlock_h
+
+
+#include	"tempfile.h"
+#include	"dotlockrefresh.h"
+
+/////////////////////////////////////////////////////////////////////////////
+//
+// Well, here's my attempt to do dot locking.
+//
+/////////////////////////////////////////////////////////////////////////////
+
+class DotLock : public TempFile {
+
+	int attemptlock(const char *, const char *);
+	void	Refreshlock();
+	DotLockRefresh refresh;
+	void	dorefresh();
+
+	unsigned	refresh_interval;
+public:
+	DotLock();
+	~DotLock();
+
+	void	Lock(const char *);
+	void	LockMailbox(const char *);
+	void	Unlock();
+		//
+		// Sounds simple, right?  <sigh>
+
+	friend	class DotLockRefresh;
+
+private:
+static unsigned GetLockSleep();
+static unsigned GetLockTimeout();
+static unsigned GetLockRefresh();
+static const	char *GetLockExt();
+
+} ;
+#endif