Changeset 8653 in vbox for trunk/include/iprt

Timestamp:

May 7, 2008 12:31:30 PM (17 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

30584

Message:

Added RTSemRWIsWriteOwner, RTSemRWGetWriteRecursion and RTSemRWGetWriterReadRecursion.

File:

• trunk/include/iprt/semaphore.h (modified) (1 diff)

trunk/include/iprt/semaphore.h

@@ -338 +338 @@
  */
 RTDECL(int)   RTSemRWReleaseWrite(RTSEMRW RWSem);
+
+/**
+ * Checks if the caller is the exclusive semaphore owner.
+ *
+ * @returns true / false accoringly.
+ * @param   RWSem       The Read/Write semaphore in question.
+ */
+RTDECL(bool)  RTSemRWIsWriteOwner(RTSEMRW RWSem);
+
+/**
+ * Gets the write recursion count.
+ *
+ * @returns The write recursion count (0 if bad semaphore handle).
+ * @param   RWSem       The Read/Write semaphore in question.
+ */
+RTDECL(uint32_t) RTSemRWGetWriteRecursion(RTSEMRW RWSem);
+
+/**
+ * Gets the read recursion count of the current writer.
+ *
+ * @returns The read recursion count (0 if bad semaphore handle).
+ * @param   RWSem       The Read/Write semaphore in question.
+ */
+RTDECL(uint32_t) RTSemRWGetWriterReadRecursion(RTSEMRW RWSem);