3 files changed, 36 insertions, 0 deletions
diff --git a/sysdeps/generic/bits/mutex-attr.h b/sysdeps/generic/bits/mutex-attr.h
index 7a5c45c..9161cda 100644
--- a/sysdeps/generic/bits/mutex-attr.h
+++ b/sysdeps/generic/bits/mutex-attr.h
@@ -34,4 +34,7 @@ struct __pthread_mutexattr
   enum __pthread_mutex_type mutex_type;
 };
 
+/* Attributes for a recursive mutex.  */
+extern const struct __pthread_mutexattr __pthread_recursive_mutexattr;
+
 #endif /* bits/mutex-attr.h */
diff --git a/sysdeps/generic/bits/mutex.h b/sysdeps/generic/bits/mutex.h
index 7c77a8d..f5f3fa9 100644
--- a/sysdeps/generic/bits/mutex.h
+++ b/sysdeps/generic/bits/mutex.h
@@ -57,6 +57,10 @@ struct __pthread_mutex
 #  define __PTHREAD_MUTEX_INITIALIZER \
     { __SPIN_LOCK_INITIALIZER, __SPIN_LOCK_INITIALIZER, 0, 0, 0, 0, 0, 0 }
 
+#  define __PTHREAD_MUTEX_RECURSIVE_INITIALIZER			\
+    { __SPIN_LOCK_INITIALIZER, __SPIN_LOCK_INITIALIZER, 0, 0,	\
+	(struct __pthread_mutexattr *) &__pthread_recursive_mutexattr, 0, 0, 0 }
+
 # endif
 #endif /* Not __pthread_mutex_defined.  */
 
diff --git a/sysdeps/generic/bits/pthreadtypes.h b/sysdeps/generic/bits/pthreadtypes.h
new file mode 100644
index 0000000..e5cbfd2
--- /dev/null
+++ b/sysdeps/generic/bits/pthreadtypes.h
@@ -0,0 +1,29 @@
+/* 
+   Copyright (C) 2000 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 Library General Public License as
+   published by the Free Software Foundation; either version 2 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
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#if !defined _BITS_TYPES_H && !defined _PTHREAD_H
+# error "Never include <bits/pthreadtypes.h> directly; use <sys/types.h> instead."
+#endif
+
+#ifndef _BITS_PTHREADTYPES_H
+#define _BITS_PTHREADTYPES_H    1
+
+#include <pthread.h>
+
+#endif /* bits/pthreadtypes.h */