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-rw-r--r--REORG.TODO/hurd/intern-fd.c49
1 files changed, 49 insertions, 0 deletions
diff --git a/REORG.TODO/hurd/intern-fd.c b/REORG.TODO/hurd/intern-fd.c
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+++ b/REORG.TODO/hurd/intern-fd.c
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+/* Copyright (C) 1994-2017 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
+
+#include <hurd.h>
+#include <hurd/fd.h>
+
+/* Allocate a new file descriptor and install PORT in it.  FLAGS are as for
+   `open'; only O_IGNORE_CTTY and O_CLOEXEC are meaningful.
+
+   If the descriptor table is full, set errno, and return -1.
+   If DEALLOC is nonzero, deallocate PORT first.  */
+int
+_hurd_intern_fd (io_t port, int flags, int dealloc)
+{
+  int fd;
+  struct hurd_fd *d;
+
+  HURD_CRITICAL_BEGIN;
+  d = _hurd_alloc_fd (&fd, 0);
+  if (d != NULL)
+    {
+      _hurd_port2fd (d, port, flags);
+      __spin_unlock (&d->port.lock);
+    }
+  HURD_CRITICAL_END;
+
+  if (d == NULL)
+    {
+      if (dealloc)
+	__mach_port_deallocate (__mach_task_self (), port);
+      return -1;
+    }
+
+  return fd;
+}