Copied userlandfs code from the test tree to the haiku source tree,

where it will be ported to Haiku. git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@20216 a95241bf-73f2-0310-859d-f6bbb57e9c96
2007-02-24 00:30:19 +00:00
parent d5e020e912
commit 83812f6752
96 changed files with 25005 additions and 0 deletions
@@ -0,0 +1,31 @@
+// LazyInitializable.h
+
+#ifndef USERLAND_FS_LAZY_INITIALIZABLE_H
+#define USERLAND_FS_LAZY_INITIALIZABLE_H
+
+#include <OS.h>
+
+namespace UserlandFSUtil {
+
+class LazyInitializable {
+public:
+								LazyInitializable();
+								LazyInitializable(bool init);
+	virtual						~LazyInitializable();
+
+			status_t			Access();
+			status_t			InitCheck() const;
+
+protected:
+	virtual	status_t			FirstTimeInit() = 0;
+
+protected:
+			status_t			fInitStatus;
+			sem_id				fInitSemaphore;
+};
+
+} // namespace UserlandFSUtil
+
+using UserlandFSUtil::LazyInitializable;
+
+#endif	// USERLAND_FS_LAZY_INITIALIZABLE_H