1 files changed, 48 insertions, 0 deletions
diff --git a/libfshelp/rlock-drop-peropen.c b/libfshelp/rlock-drop-peropen.c
new file mode 100644
index 00000000..91383d2f
--- /dev/null
+++ b/libfshelp/rlock-drop-peropen.c
@@ -0,0 +1,48 @@
+/*
+   Copyright (C) 2001, 2014-2019 Free Software Foundation
+
+   Written by Neal H Walfield <neal@cs.uml.edu>
+
+   This file is part of the GNU Hurd.
+
+   The GNU Hurd is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2, or (at your option)
+   any later version.
+
+   The GNU Hurd is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with the GNU Hurd.  If not, see <http://www.gnu.org/licenses/>.  */
+
+#include "fshelp.h"
+#include "rlock.h"
+
+#include <stdlib.h>
+#include <unistd.h>
+
+error_t
+fshelp_rlock_drop_peropen (struct rlock_peropen *po)
+{
+  struct rlock_list *l;
+  struct rlock_list *t;
+
+  for (l = *po->locks; l; l = t)
+    {
+      if (l->waiting)
+	{
+	  l->waiting = 0;
+	  pthread_cond_broadcast (&l->wait);
+	}
+
+      list_unlink (node, l);
+
+      t = l->po.next;
+      free (l);
+    }
+
+  return 0;
+}