sortix--sortix/sortix/kthread.cpp

/*******************************************************************************

	Copyright(C) Jonas 'Sortie' Termansen 2012.

	This file is part of Sortix.

	Sortix 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 3 of the License, or (at your option) any later
	version.

	Sortix 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
	Sortix. If not, see <http://www.gnu.org/licenses/>.

	kthread.cpp
	Fake header providing noop threading functions. This is simply forward
	compatibility with the upcoming kthread branch and to ease merging.

*******************************************************************************/

#include <sortix/kernel/platform.h>
#include <sortix/kernel/kthread.h>

namespace Sortix {

// This isn't as bad as it looks. Kernel code traditionally runs with interrupts
// disabled so there are no race conditions.

extern "C" unsigned kthread_mutex_trylock(kthread_mutex_t* mutex)
{
}

extern "C" void kthread_mutex_lock(kthread_mutex_t* mutex)
{
}

unsigned long kthread_mutex_lock_signal(kthread_mutex_t* mutex)
{
	return 1;
}

extern "C" void kthread_mutex_unlock(kthread_mutex_t* mutex)
{
}

extern "C" void kthread_cond_wait(kthread_cond_t* cond, kthread_mutex_t* mutex)
{
}

extern "C" unsigned long kthread_cond_wait_signal(kthread_cond_t* cond,
                                                  kthread_mutex_t* mutex)
{
	return 1;
}

extern "C" void kthread_cond_signal(kthread_cond_t* cond)
{
}

extern "C" void kthread_cond_broadcast(kthread_cond_t* cond)
{
}

} // namespace Sortix