Asterisk.org: Developer Documentation (1 Nov 2008)

void ast_backtrace ( void )

Definition at line 828 of file logger.c.

References ast_calloc, ast_log(), free, and LOG_WARNING.

00829 {
00830 #ifdef linux
00831 #ifdef AST_DEVMODE
00832    int count=0, i=0;
00833    void **addresses;
00834    char **strings;
00835 
00836    if ((addresses = ast_calloc(MAX_BACKTRACE_FRAMES, sizeof(*addresses)))) {
00837       count = backtrace(addresses, MAX_BACKTRACE_FRAMES);
00838       if ((strings = backtrace_symbols(addresses, count))) {
00839          ast_log(LOG_DEBUG, "Got %d backtrace record%c\n", count, count != 1 ? 's' : ' ');
00840          for (i=0; i < count ; i++) {
00841 #if __WORDSIZE == 32
00842             ast_log(LOG_DEBUG, "#%d: [%08X] %s\n", i, (unsigned int)addresses[i], strings[i]);
00843 #elif __WORDSIZE == 64
00844             ast_log(LOG_DEBUG, "#%d: [%016lX] %s\n", i, (unsigned long)addresses[i], strings[i]);
00845 #endif
00846          }
00847          free(strings);
00848       } else {
00849          ast_log(LOG_DEBUG, "Could not allocate memory for backtrace\n");
00850       }
00851       free(addresses);
00852    }
00853 #else
00854    ast_log(LOG_WARNING, "Must run configure with '--enable-dev-mode' for stack backtraces.\n");
00855 #endif
00856 #else /* ndef linux */
00857    ast_log(LOG_WARNING, "Inline stack backtraces are only available on the Linux platform.\n");
00858 #endif
00859 }

void ast_log	(	int	level,
		const char *	file,
		int	line,
		const char *	function,
		const char *	fmt,
			...
	)

send log messages to syslog and/or the console

Definition at line 687 of file logger.c.

References __LOG_DEBUG, __LOG_EVENT, __LOG_VERBOSE, ast_console_puts_mutable(), ast_dynamic_str_thread_set_va, AST_LIST_EMPTY, AST_LIST_LOCK, AST_LIST_TRAVERSE, AST_LIST_UNLOCK, ast_localtime(), ast_log_vsyslog(), ast_strlen_zero(), ast_verbose(), COLOR_BRWHITE, colors, debug_filename, logchannel::disabled, errno, EVENT_FLAG_SYSTEM, eventlog, logchannel::filename, logchannel::fileptr, GETTID, levels, LOG_BUF_INIT_SIZE, LOG_EVENT, logfiles, logchannel::logmask, LOGTYPE_CONSOLE, LOGTYPE_SYSLOG, manager_event(), option_debug, option_verbose, reload_logger(), t, term_color(), term_filter_escapes(), term_strip(), and logchannel::type.


Data Structures
struct	logchannel
struct	verb
Defines
#define	FORMATL "%-35.35s %-8.8s %-9.9s "
#define	GETTID() getpid()
#define	LOG_BUF_INIT_SIZE 128
#define	SYSLOG_NAMES
#define	SYSLOG_NLEVELS sizeof(syslog_level_map) / sizeof(int)
#define	VERBOSE_BUF_INIT_SIZE 128
Enumerations
enum	logtypes { LOGTYPE_SYSLOG, LOGTYPE_FILE, LOGTYPE_CONSOLE }
Functions
void	ast_backtrace (void)
static	AST_LIST_HEAD_STATIC (verbosers, verb)
static	AST_LIST_HEAD_STATIC (logchannels, logchannel)
void	ast_log (int level, const char file, int line, const char function, const char *fmt,...)
	send log messages to syslog and/or the console
static void	ast_log_vsyslog (int level, const char file, int line, const char function, const char *fmt, va_list args)
void	ast_queue_log (const char queuename, const char callid, const char agent, const char event, const char *fmt,...)
int	ast_register_verbose (void(v)(const char string))
	AST_THREADSTORAGE (log_buf, log_buf_init)
	AST_THREADSTORAGE (verbose_buf, verbose_buf_init)
int	ast_unregister_verbose (void(v)(const char string))
void	ast_verbose (const char *fmt,...)
void	close_logger (void)
static int	handle_logger_reload (int fd, int argc, char *argv[])
static int	handle_logger_rotate (int fd, int argc, char *argv[])
static int	handle_logger_show_channels (int fd, int argc, char *argv[])
	CLI command to show logging system configuration.
static int	handle_SIGXFSZ (int sig)
int	init_logger (void)
static void	init_logger_chain (void)
int	logger_reload (void)
	Reload logger without rotating log files.
static int	make_components (char *s, int lineno)
static struct logchannel *	make_logchannel (char channel, char components, int lineno)
int	reload_logger (int rotate)
Variables
static struct ast_cli_entry	cli_logger []
static int	colors []
static char	dateformat [256] = "%b %e %T"
static FILE *	eventlog
static int	filesize_reload_needed
static int	global_logmask = -1
static char	hostname [MAXHOSTNAMELEN]
static char *	levels []
struct {
unsigned int event_log:1
unsigned int queue_log:1
}	logfiles
static char	logger_reload_help []
static char	logger_rotate_help []
static char	logger_show_channels_help []
static FILE *	qlog
static int	syslog_level_map []

static AST_LIST_HEAD_STATIC	(	verbosers	,
		verb
	)			`[static]`

static AST_LIST_HEAD_STATIC	(	logchannels	,
		logchannel
	)			`[static]`

Asterisk developer's documentation

logger.c File Reference

Data Structures

Defines

Enumerations

Functions

Variables

Detailed Description

Define Documentation

Enumeration Type Documentation

Function Documentation

LOGTYPE_SYSLOG
LOGTYPE_FILE
LOGTYPE_CONSOLE