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/* debug.h
*
* Definitions for the debug and run-time analysis support module.
* Contains a lot of macros.
*
* Copyright 2008 Rainer Gerhards and Adiscon GmbH.
*
* This file is part of rsyslog.
*
* Rsyslog 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.
*
* Rsyslog 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 Rsyslog. If not, see <http://www.gnu.org/licenses/>.
*
* A copy of the GPL can be found in the file "COPYING" in this distribution.
*/
#ifndef DEBUG_H_INCLUDED
#define DEBUG_H_INCLUDED
#include <pthread.h>
/* external static data elements (some time to be replaced) */
extern int Debug; /* debug flag - read-only after startup */
extern int debugging_on; /* read-only, except on sig USR1 */
/* prototypes */
rsRetVal dbgClassInit(void);
rsRetVal dbgClassExit(void);
void sigsegvHdlr(int signum);
int dbgCondTimedWait(pthread_cond_t *cond, pthread_mutex_t *mutex, const struct timespec *abstime,
const char *file, const char* func, int line);
int dbgCondWait(pthread_cond_t *cond, pthread_mutex_t *mutex, const char *file, const char* func, int line);
int dbgMutexUnlock(pthread_mutex_t *pmut, const char *file, const char* func, int line);
int dbgMutexLock(pthread_mutex_t *pmut, const char *file, const char* func, int line);
void dbgprintf(char *fmt, ...) __attribute__((format(printf,1, 2)));
int dbgEntrFunc(char* file, int line, const char* func);
void dbgExitFunc(int iStackPtrRestore, char* file, int line, const char* func);
void dbgSetThrdName(uchar *pszName);
/* macros */
#if 1 /* DEV debug: set to 1 to get a rough call trace -- rgerhards, 2008-01-13 */
# define BEGINfunc int dbgCALLStaCK_POP_POINT = dbgEntrFunc(__FILE__, __LINE__, __func__);
# define ENDfunc dbgExitFunc(dbgCALLStaCK_POP_POINT, __FILE__, __LINE__, __func__);
#else
# define BEGINfunc
# define ENDfunc
#endif
#if 1 /* DEV debug: set to 1 to enable -- rgerhards, 2008-01-13 */
# define RUNLOG dbgprintf("%s:%d: %s: log point\n", __FILE__, __LINE__, __func__)
# define RUNLOG_VAR(fmt, x) dbgprintf("%s:%d: %s: var '%s'[%s]: " fmt "\n", __FILE__, __LINE__, __func__, #x, fmt, x)
#else
# define RUNLOG
# define RUNLOG_VAR(x)
#endif
/* mutex operations */
#define MUTOP_LOCKWAIT 1
#define MUTOP_LOCK 2
#define MUTOP_UNLOCK 3
/* debug aides */
#if 1
#define d_pthread_mutex_lock(x) dbgMutexLock(x, __FILE__, __func__, __LINE__)
#define d_pthread_mutex_unlock(x) dbgMutexUnlock(x, __FILE__, __func__, __LINE__)
#define d_pthread_cond_wait(cond, mut) dbgCondWait(cond, mut, __FILE__, __func__, __LINE__)
#define d_pthread_cond_timedwait(cond, mut, to) dbgCondTimedWait(cond, mut, to, __FILE__, __func__, __LINE__)
#else
#define d_pthread_mutex_lock(x) pthread_mutex_lock(x)
#define d_pthread_mutex_unlock(x) pthread_mutex_unlock(x)
#define d_pthread_cond_wait(cond, mut) pthread_cond_wait(cond, mut)
#define d_pthread_cond_timedwait(cond, mut, to) pthread_cond_timedwait(cond, mut, to)
#endif
#endif /* #ifndef DEBUG_H_INCLUDED */
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