NPTL: Refactor named semaphore code to use shm-directory.h

1 files changed, 31 insertions, 0 deletions

diff --git a/sysdeps/nptl/shm-directory.h b/sysdeps/nptl/shm-directory.h
new file mode 100644
index 0000000000..ae4d80a224
--- /dev/null
+++ b/sysdeps/nptl/shm-directory.h
@@ -0,0 +1,31 @@
+/* Header for directory for shm/sem files.  NPTL version.
+   Copyright (C) 2014 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/>.  */
+
+#ifndef _SHM_DIRECTORY_H
+
+#include <sysdeps/posix/shm-directory.h>
+
+/* For NPTL the __shm_directory function lives in libpthread.
+   We don't want PLT calls from there.  But it's also used from
+   librt, so it cannot just be declared hidden.  */
+
+#if IS_IN (libpthread)
+hidden_proto (__shm_directory)
+#endif
+
+#endif  /* shm-directory.h */