61 lines
1.2 KiB
C
61 lines
1.2 KiB
C
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/*
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* This file is part of the UCB release of Plan 9. It is subject to the license
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* terms in the LICENSE file found in the top-level directory of this
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* distribution and at http://akaros.cs.berkeley.edu/files/Plan9License. No
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* part of the UCB release of Plan 9, including this file, may be copied,
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* modified, propagated, or distributed except according to the terms contained
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* in the LICENSE file.
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*/
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#include <u.h>
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#include <libc.h>
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#include <thread.h>
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#include "threadimpl.h"
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int _threaddebuglevel;
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void
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_threaddebug(uint32_t flag, char *fmt, ...)
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{
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char buf[128];
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va_list arg;
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Fmt f;
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Proc *p;
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if((_threaddebuglevel&flag) == 0)
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return;
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fmtfdinit(&f, 2, buf, sizeof buf);
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p = _threadgetproc();
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if(p==nil)
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fmtprint(&f, "noproc ");
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else if(p->thread)
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fmtprint(&f, "%d.%d ", p->pid, p->thread->id);
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else
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fmtprint(&f, "%d._ ", p->pid);
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va_start(arg, fmt);
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fmtvprint(&f, fmt, arg);
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va_end(arg);
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fmtprint(&f, "\n");
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fmtfdflush(&f);
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}
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void
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_threadassert(char *s)
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{
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char buf[256];
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int n;
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Proc *p;
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p = _threadgetproc();
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if(p && p->thread)
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n = sprint(buf, "%d.%d ", p->pid, p->thread->id);
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else
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n = 0;
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snprint(buf+n, sizeof(buf)-n, "%s: assertion failed at %#p\n", s, getcallerpc());
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write(2, buf, strlen(buf));
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abort();
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}
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