137 lines
3.1 KiB
C
137 lines
3.1 KiB
C
/* $NetBSD: debug.h,v 1.1.1.3 2005/03/15 02:05:52 atatat Exp $ */
|
|
/*
|
|
* Copyright (c) 2000, 2001, 2003 Sendmail, Inc. and its suppliers.
|
|
* All rights reserved.
|
|
*
|
|
* By using this file, you agree to the terms and conditions set
|
|
* forth in the LICENSE file which can be found at the top level of
|
|
* the sendmail distribution.
|
|
*
|
|
* Id: debug.h,v 1.16 2003/01/10 00:26:06 ca Exp
|
|
*/
|
|
|
|
/*
|
|
** libsm debugging and tracing
|
|
** See libsm/debug.html for documentation.
|
|
*/
|
|
|
|
#ifndef SM_DEBUG_H
|
|
# define SM_DEBUG_H
|
|
|
|
# include <sm/gen.h>
|
|
# include <sm/io.h>
|
|
|
|
/*
|
|
** abstractions for printing trace messages
|
|
*/
|
|
|
|
extern SM_FILE_T *
|
|
sm_debug_file __P((void));
|
|
|
|
extern void
|
|
sm_debug_setfile __P(( SM_FILE_T *));
|
|
|
|
extern void PRINTFLIKE(1, 2)
|
|
sm_dprintf __P((char *_fmt, ...));
|
|
|
|
extern void
|
|
sm_dflush __P((void));
|
|
|
|
extern void
|
|
sm_debug_close __P((void));
|
|
|
|
/*
|
|
** abstractions for setting and testing debug activation levels
|
|
*/
|
|
|
|
extern void
|
|
sm_debug_addsettings_x __P((const char *));
|
|
|
|
extern void
|
|
sm_debug_addsetting_x __P((const char *, int));
|
|
|
|
# define SM_DEBUG_UNKNOWN ((SM_ATOMIC_UINT_T)(-1))
|
|
|
|
extern const char SmDebugMagic[];
|
|
|
|
typedef struct sm_debug SM_DEBUG_T;
|
|
struct sm_debug
|
|
{
|
|
const char *sm_magic; /* points to SmDebugMagic */
|
|
|
|
/*
|
|
** debug_level is the activation level of this debug
|
|
** object. Level 0 means no debug activity.
|
|
** It is initialized to SM_DEBUG_UNKNOWN, which indicates
|
|
** that the true value is unknown. If debug_level ==
|
|
** SM_DEBUG_UNKNOWN, then the access functions will look up
|
|
** its true value in the internal table of debug settings.
|
|
*/
|
|
|
|
SM_ATOMIC_UINT_T debug_level;
|
|
|
|
/*
|
|
** debug_name is the name used to reference this SM_DEBUG
|
|
** structure via the sendmail -d option.
|
|
*/
|
|
|
|
char *debug_name;
|
|
|
|
/*
|
|
** debug_desc is a literal character string of the form
|
|
** "@(#)$Debug: <name> - <short description> $"
|
|
*/
|
|
|
|
char *debug_desc;
|
|
|
|
/*
|
|
** We keep a linked list of initialized SM_DEBUG structures
|
|
** so that when sm_debug_addsetting is called, we can reset
|
|
** them all back to the uninitialized state.
|
|
*/
|
|
|
|
SM_DEBUG_T *debug_next;
|
|
};
|
|
|
|
# ifndef SM_DEBUG_CHECK
|
|
# define SM_DEBUG_CHECK 1
|
|
# endif /* ! SM_DEBUG_CHECK */
|
|
|
|
# if SM_DEBUG_CHECK
|
|
/*
|
|
** This macro is cleverly designed so that if the debug object is below
|
|
** the specified level, then the only overhead is a single comparison
|
|
** (except for the first time this macro is invoked).
|
|
*/
|
|
|
|
# define sm_debug_active(debug, level) \
|
|
((debug)->debug_level >= (level) && \
|
|
((debug)->debug_level != SM_DEBUG_UNKNOWN || \
|
|
sm_debug_loadactive(debug, level)))
|
|
|
|
# define sm_debug_level(debug) \
|
|
((debug)->debug_level == SM_DEBUG_UNKNOWN \
|
|
? sm_debug_loadlevel(debug) : (debug)->debug_level)
|
|
|
|
# define sm_debug_unknown(debug) ((debug)->debug_level == SM_DEBUG_UNKNOWN)
|
|
# else /* SM_DEBUG_CHECK */
|
|
# define sm_debug_active(debug, level) 0
|
|
# define sm_debug_level(debug) 0
|
|
# define sm_debug_unknown(debug) 0
|
|
# endif /* SM_DEBUG_CHECK */
|
|
|
|
extern bool
|
|
sm_debug_loadactive __P((SM_DEBUG_T *, int));
|
|
|
|
extern int
|
|
sm_debug_loadlevel __P((SM_DEBUG_T *));
|
|
|
|
# define SM_DEBUG_INITIALIZER(name, desc) { \
|
|
SmDebugMagic, \
|
|
SM_DEBUG_UNKNOWN, \
|
|
name, \
|
|
desc, \
|
|
NULL}
|
|
|
|
#endif /* ! SM_DEBUG_H */
|