debug.h
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/* GNU Mailutils -- a suite of utilities for electronic mail -*- c -*-
Copyright (C) 1999, 2000, 2005, 2007, 2008, 2010, 2011 Free Software
Foundation, Inc.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 3 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General
Public License along with this library. If not, see
<http://www.gnu.org/licenses/>. */
#ifndef _MAILUTILS_DEBUG_H
#define _MAILUTILS_DEBUG_H
#include <stdarg.h>
#include <mailutils/types.h>
#include <mailutils/error.h>
#include <mailutils/sys/debcat.h>
#ifdef __cplusplus
extern "C" {
#endif
extern int mu_debug_line_info;
#define MU_DEBUG_ERROR 0
#define MU_DEBUG_TRACE0 1
#define MU_DEBUG_TRACE MU_DEBUG_TRACE0
#define MU_DEBUG_TRACE1 2
#define MU_DEBUG_TRACE2 3
#define MU_DEBUG_TRACE3 4
#define MU_DEBUG_TRACE4 5
#define MU_DEBUG_TRACE5 6
#define MU_DEBUG_TRACE6 7
#define MU_DEBUG_TRACE7 8
#define MU_DEBUG_TRACE8 9
#define MU_DEBUG_TRACE9 10
#define MU_DEBUG_PROT 11
#define MU_DEBUG_LEVEL_MASK(lev) (1 << (lev))
#define MU_DEBUG_LEVEL_UPTO(lev) ((1 << ((lev)+1)) - 1)
#define MU_DEBUG_LEVEL_RANGE(a, b) \
((a) == 0 ? MU_DEBUG_LEVEL_UPTO (b) : \
MU_DEBUG_LEVEL_UPTO (b) & ~MU_DEBUG_LEVEL_UPTO ((a) - 1))
struct sockaddr;
char *mu_sockaddr_to_astr (const struct sockaddr *sa, int salen);
size_t mu_debug_register_category (char *name);
size_t mu_debug_next_handle (void);
int mu_debug_level_p (mu_debug_handle_t catn, mu_debug_level_t level);
void mu_debug_enable_category (const char *catname, size_t catlen,
mu_debug_level_t level);
void mu_debug_disable_category (const char *catname, size_t catlen);
int mu_debug_category_level (const char *catname, size_t catlen,
mu_debug_level_t *plev);
void mu_debug_parse_spec (const char *spec);
int mu_debug_format_spec(mu_stream_t str, const char *names, int showunset);
int mu_debug_get_category_level (mu_debug_handle_t catn,
mu_debug_level_t *plev);
int mu_debug_set_category_level (mu_debug_handle_t catn,
mu_debug_level_t level);
void mu_debug_clear_all (void);
void mu_debug_log (const char *fmt, ...) MU_PRINTFLIKE(1,2);
void mu_debug_log_begin (const char *fmt, ...) MU_PRINTFLIKE(1,2);
void mu_debug_log_cont (const char *fmt, ...) MU_PRINTFLIKE(1,2);
void mu_debug_log_end (const char *fmt, ...) MU_PRINTFLIKE(1,2);
void mu_debug_log_nl (void);
int mu_debug_get_iterator (mu_iterator_t *piterator, int skipunset);
#define MU_ASSERT(expr) \
do \
{ \
int rc = expr; \
if (rc) \
{ \
mu_error ("%s:%d: " #expr " failed: %s", \
__FILE__, __LINE__, mu_strerror (rc)); \
abort (); \
} \
} \
while (0)
#define mu_debug(cat,lev,s) \
do \
if (mu_debug_level_p (cat, lev)) \
{ \
if (mu_debug_line_info) \
{ \
mu_debug_log_begin ("\033X<%d>%s:%d: ", \
MU_LOGMODE_LOCUS, __FILE__, __LINE__); \
mu_debug_log_end s; \
} \
else \
mu_debug_log s; \
} \
while (0)
/* Debugging hooks. */
/* Dump a stack trace and terminate the program. */
void mu_gdb_bt (void);
/* Sleep till attached to by gdb. */
void mu_wd (unsigned to);
#ifdef __cplusplus
}
#endif
#endif /* _MAILUTILS_DEBUG_H */