From 466091bc4fbce4f4036e51b412002597f6af638a Mon Sep 17 00:00:00 2001
From: Jonas 'Sortie' Termansen <sortie@maxsi.org>
Date: Tue, 3 Sep 2013 21:56:28 +0200
Subject: [PATCH] Add pthread_rwlock_init(3) and pthread_rwlock_destroy(3).

---
 libpthread/Makefile                   |  2 ++
 libpthread/include/pthread.h          |  5 ++--
 libpthread/pthread_rwlock_destroy.c++ | 30 ++++++++++++++++++++++++
 libpthread/pthread_rwlock_init.c++    | 33 +++++++++++++++++++++++++++
 4 files changed, 68 insertions(+), 2 deletions(-)
 create mode 100644 libpthread/pthread_rwlock_destroy.c++
 create mode 100644 libpthread/pthread_rwlock_init.c++

diff --git a/libpthread/Makefile b/libpthread/Makefile
index 9bd17934..d44926f2 100644
--- a/libpthread/Makefile
+++ b/libpthread/Makefile
@@ -32,6 +32,8 @@ pthread_mutex_init.o \
 pthread_mutex_lock.o \
 pthread_mutex_trylock.o \
 pthread_mutex_unlock.o \
+pthread_rwlock_destroy.o \
+pthread_rwlock_init.o \
 pthread_rwlock_rdlock.o \
 pthread_rwlock_tryrdlock.o \
 pthread_rwlock_trywrlock.o \
diff --git a/libpthread/include/pthread.h b/libpthread/include/pthread.h
index d380430b..bd7f5d61 100644
--- a/libpthread/include/pthread.h
+++ b/libpthread/include/pthread.h
@@ -240,8 +240,9 @@ int pthread_mutexattr_init(pthread_mutexattr_t*);
 /* TODO: pthread_mutexattr_setrobust */
 int pthread_mutexattr_settype(pthread_mutexattr_t*, int);
 /* TODO: pthread_once */
-/* TODO: pthread_rwlock_destroy */
-/* TODO: pthread_rwlock_init */
+int pthread_rwlock_destroy(pthread_rwlock_t*);
+int pthread_rwlock_init(pthread_rwlock_t* __restrict,
+                        const pthread_rwlockattr_t* __restrict);
 int pthread_rwlock_rdlock(pthread_rwlock_t*);
 /* TODO: pthread_rwlock_timedrdlock */
 /* TODO: pthread_rwlock_timedwrlock */
diff --git a/libpthread/pthread_rwlock_destroy.c++ b/libpthread/pthread_rwlock_destroy.c++
new file mode 100644
index 00000000..53027548
--- /dev/null
+++ b/libpthread/pthread_rwlock_destroy.c++
@@ -0,0 +1,30 @@
+/*******************************************************************************
+
+    Copyright(C) Jonas 'Sortie' Termansen 2013.
+
+    This file is part of Sortix libpthread.
+
+    Sortix libpthread 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 3 of the License, or (at your
+    option) any later version.
+
+    Sortix libpthread 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 Sortix libpthread. If not, see <http://www.gnu.org/licenses/>.
+
+    pthread_rwlock_destroy.c++
+    Destroys a read-write lock.
+
+*******************************************************************************/
+
+#include <pthread.h>
+
+extern "C" int pthread_rwlock_destroy(pthread_rwlock_t* /*rwlock*/)
+{
+	return 0;
+}
diff --git a/libpthread/pthread_rwlock_init.c++ b/libpthread/pthread_rwlock_init.c++
new file mode 100644
index 00000000..8be27cbc
--- /dev/null
+++ b/libpthread/pthread_rwlock_init.c++
@@ -0,0 +1,33 @@
+/*******************************************************************************
+
+    Copyright(C) Jonas 'Sortie' Termansen 2013.
+
+    This file is part of Sortix libpthread.
+
+    Sortix libpthread 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 3 of the License, or (at your
+    option) any later version.
+
+    Sortix libpthread 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 Sortix libpthread. If not, see <http://www.gnu.org/licenses/>.
+
+    pthread_rwlock_init.c++
+    Initializes a read-write lock.
+
+*******************************************************************************/
+
+#include <pthread.h>
+
+extern "C"
+int pthread_rwlock_init(pthread_rwlock_t* restrict rwlock,
+                        const pthread_rwlockattr_t* restrict /*attr*/)
+{
+	*rwlock = PTHREAD_RWLOCK_INITIALIZER;
+	return 0;
+}