From 59682e618805701f9c249736514df6db457895f9 Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <e.dolstra@tudelft.nl>
Date: Thu, 27 Jan 2005 12:19:25 +0000
Subject: * Make lock removal safe by signalling to blocked processes that the 
  lock they are waiting on has become stale (we do this by writing a  
 meaningless token to the unlinked file).

---
 src/libutil/util.cc | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'src/libutil/util.cc')

diff --git a/src/libutil/util.cc b/src/libutil/util.cc
index e77009321d8d..0af6ee149bae 100644
--- a/src/libutil/util.cc
+++ b/src/libutil/util.cc
@@ -415,6 +415,15 @@ bool AutoCloseFD::isOpen()
 }
 
 
+/* Pass responsibility for closing this fd to the caller. */
+int AutoCloseFD::borrow()
+{
+    int oldFD = fd;
+    fd = -1;
+    return oldFD;
+}
+
+
 void Pipe::create()
 {
     int fds[2];
-- 
cgit 1.4.1