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/* $NetBSD: pthread_debug.h,v 1.12 2007/09/24 13:56:42 ad Exp $ */
/*-
* Copyright (c) 2001 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Nathan J. Williams.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the NetBSD
* Foundation, Inc. and its contributors.
* 4. Neither the name of The NetBSD Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _LIB_PTHREAD_DEBUG_H
#define _LIB_PTHREAD_DEBUG_H
#define PTHREADD_CREATE 0
#define PTHREADD_SPINLOCKS 1
#define PTHREADD_SPINUNLOCKS 2
#define PTHREADD_MUTEX_LOCK 3
#define PTHREADD_MUTEX_LOCK_SLOW 4
#define PTHREADD_MUTEX_TRYLOCK 5
#define PTHREADD_MUTEX_UNLOCK 6
#define PTHREADD_COND_WAIT 7
#define PTHREADD_COND_TIMEDWAIT 8
#define PTHREADD_COND_SIGNAL 9
#define PTHREADD_COND_BROADCAST 10
#define PTHREADD_COND_WOKEUP 11
#define PTHREADD_NCOUNTERS 12
#define PTHREADD_INITCOUNTERNAMES { \
"pthread_create()", /* 0 CREATE */ \
"spinlock", /* 1 SPINLOCKS */ \
"spinunlock", /* 2 SPINUNLOCKS */ \
"mutex lock", /* 3 MUTEX_LOCK */ \
"mutex lock (slow)", /* 4 MUTEX_LOCK_SLOW */ \
"mutex trylock", /* 5 MUTEX_TRYLOCK */ \
"mutex unlock", /* 6 MUTEX_UNLOCK */ \
"cond wait", /* 7 COND_WAIT */ \
"cond timedwait", /* 8 COND_TIMEDWAIT */ \
"cond broadcast", /* 9 COND_BROADCAST */ \
"cond signal", /* 10 COND_SIGNAL */ \
"cond wokeup", /* 11 COND_WOKEUP */ \
}
#define PTHREAD__DEBUG_SHMKEY (0x000f)
#define PTHREAD__DEBUG_SHMSIZE (1<<18)
struct pthread_msgbuf {
#define BUF_MAGIC 0x090976
int msg_magic;
size_t msg_bufw;
size_t msg_bufr;
size_t msg_bufs;
char msg_bufc[1];
};
void pthread__debug_init(void);
struct pthread_msgbuf *pthread__debuglog_init(int);
void pthread__debuglog_printf(const char *, ...);
int pthread__debuglog_newline(void);
#ifdef PTHREAD__DEBUG
#undef PTHREAD_ALARM_DEBUG
#define PTHREAD_MAIN_DEBUG
extern int pthread__debug_counters[PTHREADD_NCOUNTERS];
extern int pthread__dbg; /* Set by libpthread_dbg */
#define PTHREADD_ADD(x) (pthread__debug_counters[(x)]++)
#define DPRINTF(x) pthread__debuglog_printf x
#else /* PTHREAD__DEBUG */
#define PTHREADD_ADD(x)
#define DPRINTF(x)
#endif /* PTHREAD__DEBUG */
#endif /* _LIB_PTHREAD_DEBUG_H */
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