blob: e4b58256f256c521c25a3706c04b7f9764604fde [file] [log] [blame]
// Copyright 2010 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
#include "runtime.h"
int8 *goos = "tiny";
void
minit(void)
{
}
void
osinit(void)
{
}
void
initsig(int32 queue)
{
}
void
exit(int32)
{
for(;;);
}
// single processor, no interrupts,
// so no need for real concurrency or atomicity
void
newosproc(M *m, G *g, void *stk, void (*fn)(void))
{
USED(m, g, stk, fn);
throw("newosproc");
}
void
lock(Lock *l)
{
if(m->locks < 0)
throw("lock count");
m->locks++;
if(l->key != 0)
throw("deadlock");
l->key = 1;
}
void
unlock(Lock *l)
{
m->locks--;
if(m->locks < 0)
throw("lock count");
if(l->key != 1)
throw("unlock of unlocked lock");
l->key = 0;
}
void
noteclear(Note *n)
{
n->lock.key = 0;
}
void
notewakeup(Note *n)
{
n->lock.key = 1;
}
void
notesleep(Note *n)
{
if(n->lock.key != 1)
throw("notesleep");
}