/*  * This file is part of the UCB release of Plan 9. It is subject to the license * terms in the LICENSE file found in the top-level directory of this * distribution and at http://akaros.cs.berkeley.edu/files/Plan9License. No * part of the UCB release of Plan 9, including this file, may be copied, * modified, propagated, or distributed except according to the terms contained * in the LICENSE file. */ #include <u.h>#include <libc.h>#include <thread.h>#include "threadimpl.h" int _threaddebuglevel; void_threaddebug(ulong flag, char *fmt, ...){	char buf[128];	va_list arg;	Fmt f;	Proc *p; 	if((_threaddebuglevel&flag) == 0)		return; 	fmtfdinit(&f, 2, buf, sizeof buf); 	p = _threadgetproc();	if(p==nil)		fmtprint(&f, "noproc ");	else if(p->thread)		fmtprint(&f, "%d.%d ", p->pid, p->thread->id);	else		fmtprint(&f, "%d._ ", p->pid); 	va_start(arg, fmt);	fmtvprint(&f, fmt, arg);	va_end(arg);	fmtprint(&f, "\n");	fmtfdflush(&f);} void_threadassert(char *s){	char buf[256];	int n;	Proc *p; 	p = _threadgetproc();	if(p && p->thread)		n = sprint(buf, "%d.%d ", p->pid, p->thread->id);	else		n = 0;	snprint(buf+n, sizeof(buf)-n, "%s: assertion failed\n", s);	write(2, buf, strlen(buf));	abort();}